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Brown SM, Mayer-Bacon C, Freeland S. Xeno Amino Acids: A Look into Biochemistry as We Do Not Know It. Life (Basel) 2023; 13:2281. [PMID: 38137883 PMCID: PMC10744825 DOI: 10.3390/life13122281] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/30/2023] [Revised: 11/18/2023] [Accepted: 11/20/2023] [Indexed: 12/24/2023] Open
Abstract
Would another origin of life resemble Earth's biochemical use of amino acids? Here, we review current knowledge at three levels: (1) Could other classes of chemical structure serve as building blocks for biopolymer structure and catalysis? Amino acids now seem both readily available to, and a plausible chemical attractor for, life as we do not know it. Amino acids thus remain important and tractable targets for astrobiological research. (2) If amino acids are used, would we expect the same L-alpha-structural subclass used by life? Despite numerous ideas, it is not clear why life favors L-enantiomers. It seems clearer, however, why life on Earth uses the shortest possible (alpha-) amino acid backbone, and why each carries only one side chain. However, assertions that other backbones are physicochemically impossible have relaxed into arguments that they are disadvantageous. (3) Would we expect a similar set of side chains to those within the genetic code? Many plausible alternatives exist. Furthermore, evidence exists for both evolutionary advantage and physicochemical constraint as explanatory factors for those encoded by life. Overall, as focus shifts from amino acids as a chemical class to specific side chains used by post-LUCA biology, the probable role of physicochemical constraint diminishes relative to that of biological evolution. Exciting opportunities now present themselves for laboratory work and computing to explore how changing the amino acid alphabet alters the universe of protein folds. Near-term milestones include: (a) expanding evidence about amino acids as attractors within chemical evolution; (b) extending characterization of other backbones relative to biological proteins; and (c) merging computing and laboratory explorations of structures and functions unlocked by xeno peptides.
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2
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Wallace ML, Tallarida N, Schubert WW, Lambert J. Life Detection on Icy Moons Using Flow Cytometry and Exogenous Fluorescent Stains. ASTROBIOLOGY 2023; 23:1071-1082. [PMID: 37672625 DOI: 10.1089/ast.2023.0016] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 09/08/2023]
Abstract
Flow cytometry is a potential technology for in situ life detection on icy moons (such as Enceladus and Europa) and on the polar ice caps of Mars. We developed a method for using flow cytometry to positively identify four classes of biomarkers using exogenous fluorescent stains: nucleic acids, proteins, carbohydrates, and lipids. We demonstrated the effectiveness of exogenous stains with six known organisms and known abiotic material and showed that the cytometer is easily able to distinguish between the known organisms and the known abiotic material using the exogenous stains. To simulate a life-detection experiment on an icy world lander, we used six natural samples with unknown biotic and abiotic content. We showed that flow cytometry can identify all four biomarkers using the exogenous stains and can separate the biotic material from the known abiotic material on scatter plots. Exogenous staining techniques would likely be used in conjunction with intrinsic fluorescence, clustering, and sorting for a more complete and capable life-detection instrument on an icy moon lander.
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Affiliation(s)
- Matthew L Wallace
- Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California, USA
| | - Nicholas Tallarida
- Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California, USA
| | - Wayne W Schubert
- Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California, USA
| | - James Lambert
- Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California, USA
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3
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Jeong C, Yun J, Heo J, Kim NJ. Anisotropic circular dichroism of jet-cooled chiral molecules. Phys Chem Chem Phys 2023; 25:22644-22649. [PMID: 37591819 DOI: 10.1039/d3cp03074a] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 08/19/2023]
Abstract
Anisotropic circular dichroism (CD) refers to the CD of oriented molecules, which varies with the direction of light propagation toward the molecules. Thus, anisotropic CD spectroscopy has been used to investigate the orientations of molecules in anisotropic media such as liquid crystals and thin films. However, it is unclear whether anisotropic CD results from isolated chromophores or their intermolecular interactions with other atoms or molecules that form anisotropically aligned structures. Herein, anisotropic CD of isolated chiral molecules was observed for the first time. The resonant two-photon ionization CD spectra of jet-cooled pseudoephedrine and styrene oxide indicated a difference between the CD values of the P/R and Q branches of the origin bands of the S0-S1 transition. This difference may have resulted from the anisotropic CD phenomena of these molecules, which are oriented via photoselection. Although jet-cooled molecules may have nearly random orientations, those excited to the P/R or Q branch become oriented because the transition probability to these branches depends on the molecular orientation relative to the direction of light propagation. These results demonstrate that the CD spectra of cold, isolated molecules, such as those in an interstellar medium, may exhibit anisotropic CD values.
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Affiliation(s)
- Changseop Jeong
- Department of Chemistry, Chungbuk National University, Chungbuk 28644, Korea.
| | - Jiyeon Yun
- Department of Chemistry, Chungbuk National University, Chungbuk 28644, Korea.
| | - Jiyoung Heo
- Department of Green Chemical Engineering, Sangmyung University, Chungnam 31066, Korea.
| | - Nam Joon Kim
- Department of Chemistry, Chungbuk National University, Chungbuk 28644, Korea.
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4
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Moore B, Mahoney K, Zeng MF, Djuricanin P, Momose T. Ultraviolet Photodissociation of Proteinogenic Amino Acids. J Am Chem Soc 2023; 145:11045-11055. [PMID: 37167534 DOI: 10.1021/jacs.3c00124] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 05/13/2023]
Abstract
The ultraviolet photochemistry of the amino acids glycine, leucine, proline, and serine in their neutral forms was investigated using parahydrogen matrix-isolation spectroscopy. Irradiation by 213 nm light destroys the chirality of all three chiral amino acids as a result of the α-carbonyl C-C bond cleavage and hydrocarboxyl (HOCO) radical production. The temporal behavior of the Fourier-transform infrared spectra revealed that HOCO radicals rapidly reach a steady state, which occurs predominantly due to photodissociation of HOCO into CO + OH or CO2 + H. In glycine and leucine, the amine radicals generated by the α-carbonyl C-C bond cleavage rapidly undergo hydrogen elimination to yield methanimine and 3-methylbutane-1-imine, respectively. Breaking of the α-carbonyl C-C bond in proline appeared to yield 1-pyrroline, although due to its weak absorption it remains unconfirmed. In serine, additional products were formaldehyde and E/Z ethanimine. The present study shows that the direct production of HOCO previously observed in α-alanine generalizes to other amino acids of varying structure. It also revealed a tendency for amino acid photolysis to form imines rather than amine radicals. HOCO should be useful in the search for amino acids in interstellar space, particularly in combination with simple imine molecules.
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Affiliation(s)
- Brendan Moore
- Department of Chemistry, The University of British Columbia, 2036 Main Mall, Vancouver, British Columbia V6T 1Z1, Canada
| | - Kyle Mahoney
- Department of Chemistry, The University of British Columbia, 2036 Main Mall, Vancouver, British Columbia V6T 1Z1, Canada
| | - Mei Fei Zeng
- Department of Chemistry, The University of British Columbia, 2036 Main Mall, Vancouver, British Columbia V6T 1Z1, Canada
| | - Pavle Djuricanin
- Department of Chemistry, The University of British Columbia, 2036 Main Mall, Vancouver, British Columbia V6T 1Z1, Canada
| | - Takamasa Momose
- Department of Chemistry, The University of British Columbia, 2036 Main Mall, Vancouver, British Columbia V6T 1Z1, Canada
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5
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Nagai D, Fujihara A. Quantification of disaccharides in solution using isomer-selective ultraviolet photodissociation of hydrogen-bonded clusters in the gas phase. Carbohydr Res 2023; 523:108733. [PMID: 36571945 DOI: 10.1016/j.carres.2022.108733] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/05/2022] [Revised: 11/04/2022] [Accepted: 12/20/2022] [Indexed: 12/24/2022]
Abstract
Chemical properties of gas-phase hydrogen-bonded clusters were investigated as a model for interstellar molecular clouds. Cold gas-phase hydrogen-bonded clusters of tryptophan (Trp) enantiomers and disaccharide isomers, including d-maltose and d-cellobiose, were generated by electrospray ionization and collisional cooling in an ion trap at 8 K. Product ion spectra in the 265-290 nm wavelength range were obtained using tandem mass spectrometry. NH2CHCOOH loss via the Cα-Cβ bond cleavage of Trp occurred frequently in homochiral H+(d-Trp)(d-maltose) compared with heterochiral H+(l-Trp)(d-maltose) at 278 nm, indicating that an enantiomeric excess of l-Trp was formed via the enantiomer-selective photodissociation. The photoreactivity differed between the enantiomers and isomers contained in the clusters at the photoexcitation of 278 nm. A calibration curve for the quantification of disaccharide isomers in solution was constructed by photoexcitation of the hydrogen-bonded clusters of disaccharide isomers with H+(l-Trp) at 278 nm. A linear relationship between the natural logarithm of the relative product ion abundance and the mole fraction of d-maltose to d-cellobiose ratio in the solution was obtained, indicating that the mole fraction could be determined from a single product ion spectrum. A calibration curve, for quantification of Trp enantiomers, was also obtained using d-maltose as a chiral auxiliary.
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Affiliation(s)
- Daiya Nagai
- Department of Chemistry, Graduate School of Science, Osaka Metropolitan University, Osaka, 599-8531, Japan
| | - Akimasa Fujihara
- Department of Chemistry, Graduate School of Science, Osaka Metropolitan University, Osaka, 599-8531, Japan.
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6
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Fast and sensitive recognition of enantiomers by electrochemical chiral analysis: Recent advances and future perspectives. Coord Chem Rev 2022. [DOI: 10.1016/j.ccr.2022.214732] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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7
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Sallembien Q, Bouteiller L, Crassous J, Raynal M. Possible chemical and physical scenarios towards biological homochirality. Chem Soc Rev 2022; 51:3436-3476. [PMID: 35377372 DOI: 10.1039/d1cs01179k] [Citation(s) in RCA: 32] [Impact Index Per Article: 16.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
The single chirality of biological molecules in terrestrial biology raises more questions than certitudes about its origin. The emergence of biological homochirality (BH) and its connection with the appearance of life have elicited a large number of theories related to the generation, amplification and preservation of a chiral bias in molecules of life under prebiotically relevant conditions. However, a global scenario is still lacking. Here, the possibility of inducing a significant chiral bias "from scratch", i.e. in the absence of pre-existing enantiomerically-enriched chemical species, will be considered first. It includes phenomena that are inherent to the nature of matter itself, such as the infinitesimal energy difference between enantiomers as a result of violation of parity in certain fundamental interactions, and physicochemical processes related to interactions between chiral organic molecules and physical fields, polarized particles, polarized spins and chiral surfaces. The spontaneous emergence of chirality in the absence of detectable chiral physical and chemical sources has recently undergone significant advances thanks to the deracemization of conglomerates through Viedma ripening and asymmetric auto-catalysis with the Soai reaction. All these phenomena are commonly discussed as plausible sources of asymmetry under prebiotic conditions and are potentially accountable for the primeval chiral bias in molecules of life. Then, several scenarios will be discussed that are aimed to reflect the different debates about the emergence of BH: extra-terrestrial or terrestrial origin (where?), nature of the mechanisms leading to the propagation and enhancement of the primeval chiral bias (how?) and temporal sequence between chemical homochirality, BH and life emergence (when?). Intense and ongoing theories regarding the emergence of optically pure molecules at different moments of the evolution process towards life, i.e. at the levels of building blocks of Life, of the instructed or functional polymers, or even later at the stage of more elaborated chemical systems, will be critically discussed. The underlying principles and the experimental evidence will be commented for each scenario with particular attention on those leading to the induction and enhancement of enantiomeric excesses in proteinogenic amino acids, natural sugars, and their intermediates or derivatives. The aim of this review is to propose an updated and timely synopsis in order to stimulate new efforts in this interdisciplinary field.
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Affiliation(s)
- Quentin Sallembien
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, Equipe Chimie des Polymères, 4 Place Jussieu, 75005 Paris, France.
| | - Laurent Bouteiller
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, Equipe Chimie des Polymères, 4 Place Jussieu, 75005 Paris, France.
| | - Jeanne Crassous
- Univ Rennes, CNRS, Institut des Sciences Chimiques de Rennes, ISCR-UMR 6226, F-35000 Rennes, France.
| | - Matthieu Raynal
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, Equipe Chimie des Polymères, 4 Place Jussieu, 75005 Paris, France.
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8
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Bocková J, Jones NC, Leyva V, Gaysinski M, Hoffmann SV, Meinert C. Concentration and pH effect on the electronic circular dichroism and anisotropy spectra of aqueous solutions of glyceric acid calcium salt. Chirality 2021; 34:245-252. [PMID: 34939233 DOI: 10.1002/chir.23407] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/29/2021] [Revised: 12/10/2021] [Accepted: 12/10/2021] [Indexed: 11/08/2022]
Abstract
Electronic circular dichroism (ECD) and anisotropy spectra carry information on differential absorption of left- and right-circularly polarized light (LCPL and RCPL) by optically active compounds. This makes them powerful tools for the rapid determination of enantiomeric excesses (ee) in asymmetric synthetic and pharmaceutical chemistry, as well as for predicting the ee inducible by ultraviolet (UV) CPL. The ECD response of a chiral molecule is, however, critically dependent on the properties of the surrounding medium. Here, we report on the first ECD/anisotropy spectra of aqueous solutions of the calcium salt dihydrate of glyceric acid. A systematic study of the effect of the salt concentration and pH on the chiroptical response revealed significant changes and the appearance of a new ECD band of opposite sign. Based on the literature, this can be rationalized by the increase in the relative proportion of free glyceric acid/glycerate to Ca2+ complexes with glycerate with decreasing salt concentration or pH. Glyceric acid can be readily produced under astrophysical conditions. The anisotropy spectra of the solution containing prevalently the free form of this dihydroxy carboxylic acid resemble the ones of previously investigated aliphatic chain hydroxycarboxylic acids and proteinogenic amino acids. This indicates possible common handedness of stellar CPL-induced asymmetry in the potential comonomers of primitive proto-peptides.
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Affiliation(s)
- Jana Bocková
- Institut de Chimie de Nice, CNRS UMR 7272, Université Côte d'Azur, Nice, France
| | - Nykola C Jones
- ISA, Department of Physics and Astronomy, Aarhus University, Aarhus, Denmark
| | - Vanessa Leyva
- Institut de Chimie de Nice, CNRS UMR 7272, Université Côte d'Azur, Nice, France
| | - Marc Gaysinski
- Institut de Chimie de Nice, CNRS UMR 7272, Université Côte d'Azur, Nice, France
| | - Søren V Hoffmann
- ISA, Department of Physics and Astronomy, Aarhus University, Aarhus, Denmark
| | - Cornelia Meinert
- Institut de Chimie de Nice, CNRS UMR 7272, Université Côte d'Azur, Nice, France
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9
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Ruivo JC, Kossoski F, Varella MTDN. Anion states of halocamphor molecules: insights into chirally sensitive dissociative electron attachment. Phys Chem Chem Phys 2021; 23:17616-17624. [PMID: 34369948 DOI: 10.1039/d1cp02316k] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Recent measurements of spin-polarized electron collisions with halocamphor molecules have observed intriguing trends in their dissociative electron attachment (DEA) chiral asymmetries. While the differences between the DEA asymmetries of 3-bromocamphor (3BrC) and 3-iodocamphor (3IC) were consistent with the larger atomic number of iodine, the even higher chiral asymmetry reported for 10-iodocamphor (10IC) was unexpected. In fact, the helicity densities and the distances from the iodine atoms to the closest chiral centers would suggest smaller asymmetries for 10IC compared to 3IC. To better understand the observed trends, we performed electron scattering and bound state calculations, as well as Born-Oppenheimer molecular dynamics simulations for the three halocamphors. Our results indicate that the DEA signals stem exclusively from halide ions produced by the fast dissociation of low-lying σ* anion states. While we also found dipole bound states and higher-lying shape resonances, we do not expect those states to significantly contribute to the observed yields. Despite the fact that we do not account for the spin-orbit interactions or reaction dynamics, the energies and autoionization lifetimes of the σ* resonances strongly support larger DEA yields for 10IC than 3BrC. The more efficient dissociation could explain the fourfold difference between the maximum DEA chiral asymmetries, since the difference in the atomic numbers of iodine and bromine only accounts for a factor of two. Additionally, our calculations suggest that the twofold difference between the DEA asymmetries of the iodocamphor isomers could be related to the partial suppression of the cross section for electron attachment to 3IC, compared to 10IC.
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Affiliation(s)
- Julio Cesar Ruivo
- Instituto de Física, Universidade de São Paulo, Rua do Matão 1371, 05508-090, São Paulo, Brazil.
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10
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Fulvio D, Potapov A, He J, Henning T. Astrochemical Pathways to Complex Organic and Prebiotic Molecules: Experimental Perspectives for In Situ Solid-State Studies. Life (Basel) 2021; 11:life11060568. [PMID: 34204233 PMCID: PMC8235774 DOI: 10.3390/life11060568] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/28/2021] [Revised: 06/11/2021] [Accepted: 06/14/2021] [Indexed: 02/05/2023] Open
Abstract
A deep understanding of the origin of life requires the physical, chemical, and biological study of prebiotic systems and the comprehension of the mechanisms underlying their evolutionary steps. In this context, great attention is paid to the class of interstellar molecules known as "Complex Organic Molecules" (COMs), considered as possible precursors of prebiotic species. Although COMs have already been detected in different astrophysical environments (such as interstellar clouds, protostars, and protoplanetary disks) and in comets, the physical-chemical mechanisms underlying their formation are not yet fully understood. In this framework, a unique contribution comes from laboratory experiments specifically designed to mimic the conditions found in space. We present a review of experimental studies on the formation and evolution of COMs in the solid state, i.e., within ices of astrophysical interest, devoting special attention to the in situ detection and analysis techniques commonly used in laboratory astrochemistry. We discuss their main strengths and weaknesses and provide a perspective view on novel techniques, which may help in overcoming the current experimental challenges.
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Affiliation(s)
- Daniele Fulvio
- Istituto Nazionale di Astrofisica, Osservatorio Astronomico di Capodimonte, Salita Moiariello 16, 80131 Naples, Italy
- Max Planck Institute for Astronomy, Königstuhl 17, D-69117 Heidelberg, Germany; (J.H.); (T.H.)
- Correspondence:
| | - Alexey Potapov
- Laboratory Astrophysics Group of the Max Planck Institute for Astronomy at the Friedrich Schiller University Jena, Institute of Solid State Physics, Helmholtzweg 3, 07743 Jena, Germany;
| | - Jiao He
- Max Planck Institute for Astronomy, Königstuhl 17, D-69117 Heidelberg, Germany; (J.H.); (T.H.)
| | - Thomas Henning
- Max Planck Institute for Astronomy, Königstuhl 17, D-69117 Heidelberg, Germany; (J.H.); (T.H.)
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11
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Bocková J, Jones NC, Meierhenrich UJ, Hoffmann SV, Meinert C. Chiroptical activity of hydroxycarboxylic acids with implications for the origin of biological homochirality. Commun Chem 2021; 4:86. [PMID: 36697718 PMCID: PMC9814692 DOI: 10.1038/s42004-021-00524-z] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/05/2021] [Accepted: 05/14/2021] [Indexed: 02/05/2023] Open
Abstract
Circularly polarised light (CPL) interacting with interstellar organic molecules might have imparted chiral bias and hence preluded prebiotic evolution of biomolecular homochirality. The L-enrichment of extra-terrestrial amino acids in meteorites, as opposed to no detectable excess in monocarboxylic acids and amines, has previously been attributed to their intrinsic interaction with stellar CPL revealed by substantial differences in their chiroptical signals. Recent analyses of meteoritic hydroxycarboxylic acids (HCAs) - potential co-building blocks of ancestral proto-peptides - indicated a chiral bias toward the L-enantiomer of lactic acid. Here we report on novel anisotropy spectra of several HCAs using a synchrotron radiation electronic circular dichroism spectrophotometer to support the re-evaluation of chiral biomarkers of extra-terrestrial origin in the context of absolute photochirogenesis. We found that irradiation by CPL which would yield L-excess in amino acids would also yield L-excess in aliphatic chain HCAs, including lactic acid and mandelic acid, in the examined conditions. Only tartaric acid would show "unnatural" D-enrichment, which makes it a suitable target compound for further assessing the relevance of the CPL scenario.
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Affiliation(s)
- Jana Bocková
- University Côte d'Azur, CNRS, Institute de Chimie de Nice, UMR 7272, Nice, France.
| | - Nykola C Jones
- ISA, Department of Physics and Astronomy, Aarhus University, Aarhus C, Denmark
| | - Uwe J Meierhenrich
- University Côte d'Azur, CNRS, Institute de Chimie de Nice, UMR 7272, Nice, France
| | - Søren V Hoffmann
- ISA, Department of Physics and Astronomy, Aarhus University, Aarhus C, Denmark
| | - Cornelia Meinert
- University Côte d'Azur, CNRS, Institute de Chimie de Nice, UMR 7272, Nice, France.
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12
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Potapov A, McCoustra M. Physics and chemistry on the surface of cosmic dust grains: a laboratory view. INT REV PHYS CHEM 2021. [DOI: 10.1080/0144235x.2021.1918498] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Affiliation(s)
- Alexey Potapov
- Laboratory Astrophysics Group of the Max Planck Institute for Astronomy at the Friedrich Schiller University Jena, Jena, Germany
| | - Martin McCoustra
- Institute of Chemical Sciences, Heriot-Watt University, Edinburgh, UK
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13
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Hadidi R, Božanić DK, Ganjitabar H, Garcia GA, Powis I, Nahon L. Conformer-dependent vacuum ultraviolet photodynamics and chiral asymmetries in pure enantiomers of gas phase proline. Commun Chem 2021; 4:72. [PMID: 36697576 PMCID: PMC9814706 DOI: 10.1038/s42004-021-00508-z] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/03/2020] [Accepted: 04/15/2021] [Indexed: 02/03/2023] Open
Abstract
Proline is a unique amino-acid, with a secondary amine fixed within a pyrrolidine ring providing specific structural properties to proline-rich biopolymers. Gas-phase proline possesses four main H-bond stabilized conformers differing by the ring puckering and carboxylic acid orientation. The latter defines two classes of conformation, whose large ionization energy difference allows a unique conformer-class tagging via electron spectroscopy. Photoelectron circular dichroism (PECD) is an intense chiroptical effect sensitive to molecular structures, hence theorized to be highly conformation-dependent. Here, we present experimental evidence of an intense and striking conformer-specific PECD, measured in the vacuum ultraviolet (VUV) photoionization of proline, as well as a conformer-dependent cation fragmentation behavior. This finding, combined with theoretical modeling, allows a refinement of the conformational landscape and energetic ordering, that proves inaccessible to current molecular electronic structure calculations. Additionally, astrochemical implications regarding a possible link of PECD to the origin of life's homochirality are considered in terms of plausible temperature constraints.
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Affiliation(s)
- Rim Hadidi
- Synchrotron SOLEIL, l'Orme des Merisiers, Gif sur Yvette Cedex, France
| | - Dušan K Božanić
- Synchrotron SOLEIL, l'Orme des Merisiers, Gif sur Yvette Cedex, France
- Department of Radiation Chemistry and Physics, "VINČA" Institute of Nuclear Sciences-National Institute of thе Republic of Serbia, University of Belgrade, Belgrade, Serbia
| | - Hassan Ganjitabar
- School of Chemistry, The University of Nottingham, University Park, Nottingham, UK
| | - Gustavo A Garcia
- Synchrotron SOLEIL, l'Orme des Merisiers, Gif sur Yvette Cedex, France
| | - Ivan Powis
- School of Chemistry, The University of Nottingham, University Park, Nottingham, UK
| | - Laurent Nahon
- Synchrotron SOLEIL, l'Orme des Merisiers, Gif sur Yvette Cedex, France.
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14
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Buhse T, Cruz JM, Noble-Terán ME, Hochberg D, Ribó JM, Crusats J, Micheau JC. Spontaneous Deracemizations. Chem Rev 2021; 121:2147-2229. [DOI: 10.1021/acs.chemrev.0c00819] [Citation(s) in RCA: 54] [Impact Index Per Article: 18.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Affiliation(s)
- Thomas Buhse
- Centro de Investigaciones Químicas−IICBA, Universidad Autónoma del Estado de Morelos, Avenida Universidad 1001, 62209 Cuernavaca, Morelos Mexico
| | - José-Manuel Cruz
- Facultad de Ciencias en Física y Matemáticas, Universidad Autónoma de Chiapas, Tuxtla Gutiérrez, Chiapas 29050, Mexico
| | - María E. Noble-Terán
- Centro de Investigaciones Químicas−IICBA, Universidad Autónoma del Estado de Morelos, Avenida Universidad 1001, 62209 Cuernavaca, Morelos Mexico
| | - David Hochberg
- Department of Molecular Evolution, Centro de Astrobiología (CSIC-INTA), Carretera Ajalvir, Km. 4, 28850 Torrejón de Ardoz, Madrid Spain
| | - Josep M. Ribó
- Institut de Ciències del Cosmos (IEEC-ICC) and Departament de Química Inorgànica i Orgànica, Universitat de Barcelona, Martí i Franquès 1, 08028 Barcelona, Catalunya Spain
| | - Joaquim Crusats
- Institut de Ciències del Cosmos (IEEC-ICC) and Departament de Química Inorgànica i Orgànica, Universitat de Barcelona, Martí i Franquès 1, 08028 Barcelona, Catalunya Spain
| | - Jean-Claude Micheau
- Laboratoire des IMRCP, UMR au CNRS No. 5623, Université Paul Sabatier, F-31062 Toulouse Cedex, France
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15
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Mohammadi L, Khavasi HR. Anthracene-Tagged UiO-67-MOF as Highly Selective Aqueous Sensor for Nanoscale Detection of Arginine Amino Acid. Inorg Chem 2020; 59:13091-13097. [PMID: 32869635 DOI: 10.1021/acs.inorgchem.0c01045] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
In the present paper, new functionalized UiO-67 metal-organic frameworks (MOF) which contain aromatic tagged groups such as phenyl, naphthyl, and anthracene have been synthesized, characterized, and used for sensing water-soluble amino acids. The results show that anthracene-tagged UiO-67-MOF is shown to act as a highly efficient and selective aqueous sensor for arginine over other water-soluble amino acids in nanoscale. Upon adding an increasing amount of arginine, PL bands of the anth-UiO-67 MOF quenched completely, while there is no perturbation in the PL bands for other amino acid observed. This MOF allows a selective ratiometric detection of arginine without any interference from other amino acids.
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Affiliation(s)
- Leila Mohammadi
- Department of Inorganic Chemistry and Catalysis, Shahid Beheshti University, General Campus, Evin, Tehran 1983963113, Iran
| | - Hamid Reza Khavasi
- Department of Inorganic Chemistry and Catalysis, Shahid Beheshti University, General Campus, Evin, Tehran 1983963113, Iran
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16
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Harvey TR, Henke JW, Kfir O, Lourenço-Martins H, Feist A, García de Abajo FJ, Ropers C. Probing Chirality with Inelastic Electron-Light Scattering. NANO LETTERS 2020; 20:4377-4383. [PMID: 32383890 DOI: 10.1021/acs.nanolett.0c01130] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/11/2023]
Abstract
Circular dichroism spectroscopy is an essential technique for understanding molecular structure and magnetic materials; however, spatial resolution is limited by the wavelength of light, and sensitivity sufficient for single-molecule spectroscopy is challenging. We demonstrate that electrons can efficiently measure the interaction between circularly polarized light and chiral materials with deeply subwavelength resolution. By scanning a nanometer-sized focused electron beam across an optically excited chiral nanostructure and measuring the electron energy spectrum at each probe position, we produce a high-spatial-resolution map of near-field dichroism. This technique offers a nanoscale view of a fundamental symmetry and could be employed as "photon staining" to increase biomolecular material contrast in electron microscopy.
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Affiliation(s)
- Tyler R Harvey
- Georg-August-Universität Göttingen, D-37077 Göttingen, Germany
| | - Jan-Wilke Henke
- Georg-August-Universität Göttingen, D-37077 Göttingen, Germany
| | - Ofer Kfir
- Georg-August-Universität Göttingen, D-37077 Göttingen, Germany
| | | | - Armin Feist
- Georg-August-Universität Göttingen, D-37077 Göttingen, Germany
| | - F Javier García de Abajo
- ICFO-Institut de Ciencies Fotoniques, The Barcelona Institute of Science and Technology, 08860 Castelldefels, Barcelona, Spain
- ICREA-Institució Catalana de Recerca i Estudis Avançats, Passeig Lluís Companys 23, 08010 Barcelona, Spain
| | - Claus Ropers
- Georg-August-Universität Göttingen, D-37077 Göttingen, Germany
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17
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Possible Physical Basis of Mirror Symmetry Effect in Racemic Mixtures of Enantiomers: From Wallach’s Rule, Nonlinear Effects, B–Z DNA Transition, and Similar Phenomena to Mirror Symmetry Effects of Chiral Objects. Symmetry (Basel) 2020. [DOI: 10.3390/sym12060889] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/16/2023] Open
Abstract
Effects associated with mirror symmetry may be underlying for a number of phenomena in chemistry and physics. Increase in the density and melting point of the 50%L/50%D collection of enantiomers of a different sign (Wallach’s rule) is probably based on a physical effect of the mirror image. The catalytic activity of metal complexes with racemic ligands differs from the corresponding complexes with enantiomers as well (nonlinear effect). A similar difference in the physical properties of enantiomers and racemate underlies L/D inversion points of linear helical macromolecules, helical nanocrystals of magnetite and boron nitride etc., B–Z DNA transition and phenomenon of mirror neurons may have a similar nature. Here we propose an explanation of the Wallach effect along with some similar chemical, physical, and biological phenomena related to mirror image.
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18
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Erbilen N, Zor E, Saf AO, Akgemci EG, Bingol H. An electrochemical chiral sensor based on electrochemically modified electrode for the enantioselective discrimination of D-/L-tryptophan. J Solid State Electrochem 2019. [DOI: 10.1007/s10008-019-04370-x] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
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19
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Kaur R, Rani N, Vikas. Gas-Phase Stereoinversion in Aspartic Acid: Reaction Pathways, Computational Spectroscopic Analysis, and Its Astrophysical Relevance. ACS OMEGA 2018; 3:14431-14447. [PMID: 31458129 PMCID: PMC6645146 DOI: 10.1021/acsomega.8b01721] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/20/2018] [Accepted: 10/15/2018] [Indexed: 05/16/2023]
Abstract
Noncatalytic reaction pathways for the gas-phase stereoinversion in aspartic acid are mapped employing a global reaction route mapping strategy using quantum mechanical computations. The species including the transition states (TSs) traced along the stereoinversion pathways are characterized using rotational and vibrational computational spectroscopic analysis while accounting for the vibrational corrections to rotational constants and anharmonic effects. Notably, the TS structures traced along the stereochemical pathways resemble the achiral ammonium ylide and imine intermediates as observed in the Strecker synthesis of chiral amino acids. A few of the probable stereoinversion pathways proposed proceed through the proton or hydrogen atom transfer. The feasibility of the pathways under conditions akin to interstellar medium (ISM) is further discussed in terms of natural bond orbital analysis. The stereoinversion pathways proposed in this work may proceed via photoirradiation in the ISM, which though can be revealed by exploring the excited-state potential energy surface. In this context, the spectroscopic data generated in this work can provide valuable assistance toward the astrophysical detection of chiral molecules in outer space.
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Affiliation(s)
- Ramanpreet Kaur
- Quantum Chemistry Group, Department
of Chemistry & Centre of Advanced Studies in Chemistry, Panjab University, Chandigarh 160014, India
| | - Namrata Rani
- Quantum Chemistry Group, Department
of Chemistry & Centre of Advanced Studies in Chemistry, Panjab University, Chandigarh 160014, India
| | - Vikas
- Quantum Chemistry Group, Department
of Chemistry & Centre of Advanced Studies in Chemistry, Panjab University, Chandigarh 160014, India
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20
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Wang J, Liu Y, Jiang M, Li Y, Xia L, Wu P. Aldehyde-functionalized metal–organic frameworks for selective sensing of homocysteine over Cys, GSH and other natural amino acids. Chem Commun (Camb) 2018; 54:1004-1007. [DOI: 10.1039/c7cc08414e] [Citation(s) in RCA: 42] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Abstract
Aldehyde-functionalized luminescent MOFs represent the first example of MOF-implicated sensors for discriminating Hcy from Cys and GSH.
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Affiliation(s)
- Jian Wang
- School of Chemistry and Materials Science & Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou
- China
| | - Yanhong Liu
- School of Chemistry and Materials Science & Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou
- China
| | - Min Jiang
- School of Chemistry and Materials Science & Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou
- China
| | - Yang Li
- School of Chemistry and Materials Science & Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou
- China
| | - Lingling Xia
- School of Chemistry and Materials Science & Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou
- China
| | - Pengyan Wu
- School of Chemistry and Materials Science & Jiangsu Key Laboratory of Green Synthetic Chemistry for Functional Materials
- Jiangsu Normal University
- Xuzhou
- China
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21
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Kayanuma M, Kidachi K, Shoji M, Komatsu Y, Sato A, Shigeta Y, Aikawa Y, Umemura M. A theoretical study of the formation of glycine via hydantoin intermediate in outer space environment. Chem Phys Lett 2017. [DOI: 10.1016/j.cplett.2017.09.016] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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22
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Meinert C, Jones NC, Hoffmann SV, Meierhenrich UJ. Anisotropy spectroscopy of chiral alcohols, amines, and monocarboxylic acids: Implications for the analyses of extraterrestrial samples. J Photochem Photobiol A Chem 2016. [DOI: 10.1016/j.jphotochem.2015.12.018] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
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23
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Abstract
We introduce a general theoretical approach for the simulation of photochemical dynamics under the influence of circularly polarized light to explore the possibility of generating enantiomeric enrichment through polarized-light-selective photochemistry. The method is applied to the simulation of the photolysis of alanine, a prototype chiral amino acid. We show that a systematic enantiomeric enrichment can be obtained depending on the helicity of the circularly polarized light that induces the excited-state photochemistry of alanine. By analyzing the patterns of the photoinduced fragmentation of alanine we find an inducible enantiomeric enrichment up to 1.7%, which is also in good correspondence to the experimental findings. Our method is generally applicable to complex systems and might serve to systematically explore the photochemical origin of homochirality.
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Affiliation(s)
- Matthias Wohlgemuth
- Institute for Physical and Theoretical Chemistry, Julius Maximilians University Würzburg , Emil-Fischer-Str. 42, 97074 Würzburg, Germany
| | - Roland Mitrić
- Institute for Physical and Theoretical Chemistry, Julius Maximilians University Würzburg , Emil-Fischer-Str. 42, 97074 Würzburg, Germany
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24
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Bi Q, Dong S, Sun Y, Lu X, Zhao L. An electrochemical sensor based on cellulose nanocrystal for the enantioselective discrimination of chiral amino acids. Anal Biochem 2016; 508:50-7. [DOI: 10.1016/j.ab.2016.05.022] [Citation(s) in RCA: 32] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2016] [Revised: 05/26/2016] [Accepted: 05/26/2016] [Indexed: 01/26/2023]
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25
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DEUTERIUM FRACTIONATION DURING AMINO ACID FORMATION BY PHOTOLYSIS OF INTERSTELLAR ICE ANALOGS CONTAINING DEUTERATED METHANOL. ACTA ACUST UNITED AC 2016. [DOI: 10.3847/2041-8205/827/1/l18] [Citation(s) in RCA: 24] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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26
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Myrgorodska I, Meinert C, Hoffmann SV, Jones NC, Nahon L, Meierhenrich UJ. Light on Chirality: Absolute Asymmetric Formation of Chiral Molecules Relevant in Prebiotic Evolution. Chempluschem 2016; 82:74-87. [DOI: 10.1002/cplu.201600214] [Citation(s) in RCA: 26] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/26/2016] [Indexed: 11/11/2022]
Affiliation(s)
- Iuliia Myrgorodska
- Institut de Chimie de Nice ICN, UMR CNRS 7272; Université Nice Sophia Antipolis, Faculté des Sciences; Parc Valrose 06108 Nice France
- Synchrotron SOLEIL; L'Orme des Merisiers; BP 48 Saint Aubin 91192 Gif-sur-Yvette France
| | - Cornelia Meinert
- Institut de Chimie de Nice ICN, UMR CNRS 7272; Université Nice Sophia Antipolis, Faculté des Sciences; Parc Valrose 06108 Nice France
| | - Søren V. Hoffmann
- ISA, Department of Physics and Astronomy; Aarhus University; 8000 Aarhus C Denmark
| | - Nykola C. Jones
- ISA, Department of Physics and Astronomy; Aarhus University; 8000 Aarhus C Denmark
| | - Laurent Nahon
- Synchrotron SOLEIL; L'Orme des Merisiers; BP 48 Saint Aubin 91192 Gif-sur-Yvette France
| | - Uwe J. Meierhenrich
- Institut de Chimie de Nice ICN, UMR CNRS 7272; Université Nice Sophia Antipolis, Faculté des Sciences; Parc Valrose 06108 Nice France
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27
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Affiliation(s)
- Vadim A. Davankov
- A. N. Nesmeyanov Institute of Organoelement Compounds; Russian Academy of Sciences; Vavilov Str. 28 Moscow 119991 (Russia)
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28
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Liu C, Yang D, Jin Q, Zhang L, Liu M. A Chiroptical Logic Circuit Based on Self-Assembled Soft Materials Containing Amphiphilic Spiropyran. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2016; 28:1644-1649. [PMID: 26677055 DOI: 10.1002/adma.201504883] [Citation(s) in RCA: 73] [Impact Index Per Article: 9.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/04/2015] [Revised: 10/25/2015] [Indexed: 06/05/2023]
Abstract
A chiral logic circuit is proposed based on the multiple chiroptical responsiveness of a supramolecular gel material. The gel is fabricated by mixing a chiral gelator and a spiropyran derivative. Chiral responsiveness including the chiral switch and the logic gate is realized through the combined chirality transfer, photochromism, and acidichromism of the system.
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Affiliation(s)
- Changxia Liu
- Beijing National Laboratory for Molecular Science, CAS Key Laboratory of Colloid Interface and Chemical Thermodynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100190, P. R. China
- Department of Chemistry and Environmental Science, Cangzhou Normal University, Cangzhou, 061001, P. R. China
| | - Dong Yang
- Beijing National Laboratory for Molecular Science, CAS Key Laboratory of Colloid Interface and Chemical Thermodynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100190, P. R. China
| | - Qingxian Jin
- Beijing National Laboratory for Molecular Science, CAS Key Laboratory of Colloid Interface and Chemical Thermodynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100190, P. R. China
- Henan Provincial Key Laboratory of Surface and Interface Science, Zhengzhou University of Light Industry, Zhengzhou, Henan, 450002, P. R. China
| | - Li Zhang
- Beijing National Laboratory for Molecular Science, CAS Key Laboratory of Colloid Interface and Chemical Thermodynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100190, P. R. China
| | - Minghua Liu
- Beijing National Laboratory for Molecular Science, CAS Key Laboratory of Colloid Interface and Chemical Thermodynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100190, P. R. China
- Collaborative Innovation Center of Chemical Science and Engineering, 300072, Tianjin, P. R. China
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29
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Wu P, Jiang M, Hu X, Wang J, He G, Shi Y, Li Y, Liu W, Wang J. Amide-containing luminescent metal–organic complexes as bifunctional materials for selective sensing of amino acids and reaction prompting. RSC Adv 2016. [DOI: 10.1039/c5ra27806f] [Citation(s) in RCA: 21] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022] Open
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30
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Meinert C, Cassam-Chenaï P, Jones NC, Nahon L, Hoffmann SV, Meierhenrich UJ. Anisotropy-Guided Enantiomeric Enhancement in Alanine Using Far-UV Circularly Polarized Light. ORIGINS LIFE EVOL B 2015; 45:149-61. [PMID: 25773582 DOI: 10.1007/s11084-015-9413-x] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/05/2014] [Accepted: 12/07/2014] [Indexed: 11/25/2022]
Abstract
All life on Earth is characterized by its asymmetry - both the genetic material and proteins are composed of homochiral monomers. Understanding how this molecular asymmetry initially arose is a key question related to the origins of life. Cometary ice simulations, L-enantiomeric enriched amino acids in meteorites and the detection of circularly polarized electromagnetic radiation in star-forming regions point to a possible interstellar/protostellar generation of stereochemical asymmetry. Based upon our recently recorded anisotropy spectra g(λ) of amino acids in the vacuum-UV range, we subjected amorphous films of racemic (13)C-alanine to far-UV circularly polarized synchrotron radiation to probe the asymmetric photon-molecule interaction under interstellar conditions. Optical purities of up to 4% were reached, which correlate with our theoretical predictions. Importantly, we show that chiral symmetry breaking using circularly polarized light is dependent on both the helicity and the wavelength of incident light. In order to predict such stereocontrol, time-dependent density functional theory was used to calculate anisotropy spectra. The calculated anisotropy spectra show good agreement with the experimental ones. The European Space Agency's Rosetta mission, which successfully landed Philae on comet 67P/Churyumov-Gerasimenko on 12 November 2014, will investigate the configuration of chiral compounds and thereby obtain data that are to be interpreted in the context of the results presented here.
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Affiliation(s)
- Cornelia Meinert
- Institut de Chimie de Nice ICN, CNRS UMR 7272, Université de Nice Sophia Antipolis, 06108, Nice, France,
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31
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32
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Pavlov VA, Klabunovskii EI. The origin of homochirality in nature: a possible version. RUSSIAN CHEMICAL REVIEWS 2015. [DOI: 10.1070/rcr4444] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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33
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Zhang Q, Song C, Zhao T, Fu HW, Wang HZ, Wang YJ, Kong DM. Photoluminescent sensing for acidic amino acids based on the disruption of graphene quantum dots/europium ions aggregates. Biosens Bioelectron 2015; 65:204-10. [DOI: 10.1016/j.bios.2014.10.043] [Citation(s) in RCA: 34] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/15/2014] [Revised: 10/06/2014] [Accepted: 10/17/2014] [Indexed: 11/29/2022]
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34
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Yu LY, Liu Q, Wu XW, Jiang XY, Yu JG, Chen XQ. Chiral electrochemical recognition of tryptophan enantiomers at a multi-walled carbon nanotube–chitosan composite modified glassy carbon electrode. RSC Adv 2015. [DOI: 10.1039/c5ra20082b] [Citation(s) in RCA: 29] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
A multi-walled carbon nanotube–chitosan composite modified glassy carbon electrode (MWCNT–CS/GCE) was developed for the chiral recognition of tryptophan (Trp) enantiomers.
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Affiliation(s)
- Lin-Yan Yu
- College of Chemistry and Chemical Engineering
- Central South University
- Changsha
- China
| | - Qi Liu
- College of Chemistry and Chemical Engineering
- Central South University
- Changsha
- China
| | - Xiong-Wei Wu
- College of Science
- Hunan Agricultural University
- Changsha
- China
| | - Xin-Yu Jiang
- College of Chemistry and Chemical Engineering
- Central South University
- Changsha
- China
| | - Jin-Gang Yu
- College of Chemistry and Chemical Engineering
- Central South University
- Changsha
- China
| | - Xiao-Qing Chen
- College of Chemistry and Chemical Engineering
- Central South University
- Changsha
- China
- Collaborative Innovation Center of Resource-conserving & Environment-friendly Society and Ecological Civilization
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35
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Myrgorodska I, Meinert C, Martins Z, Le Sergeant d'Hendecourt L, Meierhenrich UJ. Molekülchiralität in Meteoriten und interstellarem Eis und das Chiralitätsexperiment an Bord der Kometenmission Rosetta der ESA. Angew Chem Int Ed Engl 2014. [DOI: 10.1002/ange.201409354] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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36
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Myrgorodska I, Meinert C, Martins Z, Le Sergeant d'Hendecourt L, Meierhenrich UJ. Molecular chirality in meteorites and interstellar ices, and the chirality experiment on board the ESA cometary Rosetta mission. Angew Chem Int Ed Engl 2014; 54:1402-12. [PMID: 25431250 DOI: 10.1002/anie.201409354] [Citation(s) in RCA: 47] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/22/2014] [Indexed: 11/12/2022]
Abstract
Life, as it is known to us, uses exclusively L-amino acid and D-sugar enantiomers for the molecular architecture of proteins and nucleic acids. This Minireview explores current models of the original symmetry-breaking influence that led to the exogenic delivery to Earth of prebiotic molecules with a slight enantiomeric excess. We provide a short overview of enantiomeric enhancements detected in bodies of extraterrestrial origin, such as meteorites, and interstellar ices simulated in the laboratory. Data are interpreted from different points of view, namely, photochirogenesis, parity violation in the weak nuclear interaction, and enantioenrichment through phase transitions. Photochemically induced enantiomeric imbalances are discussed more specifically in the topical context of the "chirality module" on board the cometary Rosetta spacecraft of the ESA. This device will perform the first enantioselective in situ analyses of samples taken from a cometary nucleus.
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Affiliation(s)
- Iuliia Myrgorodska
- Institut de Chimie de Nice ICN, UMR CNRS 7272, Université Nice Sophia Antipolis, Faculté des Sciences, Parc Valrose, 06108, Nice (France) http://www.unice.fr/meierhenrich/
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37
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Brewer A, Davis AP. Chiral encoding may provide a simple solution to the origin of life. Nat Chem 2014; 6:569-74. [PMID: 24950314 DOI: 10.1038/nchem.1981] [Citation(s) in RCA: 21] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/23/2013] [Accepted: 05/14/2014] [Indexed: 11/09/2022]
Abstract
The route by which the complex and specific molecules of life arose from the 'prebiotic soup' remains an unsolved problem. Evolution provides a large part of the answer, but this requires molecules that can carry information (that is, exist in many variants) and can replicate themselves. The process is commonplace in living organisms, but not so easy to achieve with simple chemical systems. It is especially difficult to contemplate in the chemical chaos of the prebiotic world. Although popular in many quarters, the notion that RNA was the first self-replicator carries many difficulties. Here, we present an alternative view, suggesting that there may be undiscovered self-replication mechanisms possible in much simpler systems. In particular, we highlight the possibility of information coding through stereochemical configurations of substituents in organic polymers. We also show that this coding system leads naturally to enantiopurity, solving the apparent problem of biological homochirality.
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Affiliation(s)
- Ashley Brewer
- School of Chemistry, University of Bristol, Cantock's Close, Bristol BS8 1TS, UK
| | - Anthony P Davis
- School of Chemistry, University of Bristol, Cantock's Close, Bristol BS8 1TS, UK
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38
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Xu Y, Yang G, Xia H, Zou G, Zhang Q, Gao J. Enantioselective synthesis of helical polydiacetylene by application of linearly polarized light and magnetic field. Nat Commun 2014; 5:5050. [DOI: 10.1038/ncomms6050] [Citation(s) in RCA: 80] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/21/2014] [Accepted: 08/20/2014] [Indexed: 11/09/2022] Open
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39
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Dreiling JM, Gay TJ. Chirally sensitive electron-induced molecular breakup and the Vester-Ulbricht hypothesis. PHYSICAL REVIEW LETTERS 2014; 113:118103. [PMID: 25260009 DOI: 10.1103/physrevlett.113.118103] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/06/2014] [Indexed: 06/03/2023]
Abstract
We have studied dissociative electron attachment in sub-eV collisions between longitudinally polarized electrons and chiral bromocamphor molecules. For a given target enantiomer, the dissociative Br anion production depends on the helicity of the incident electrons, with an asymmetry that depends on the electron energy and is of order 3×10^{-4}. The existence of chiral sensitivity in a well-defined molecular breakup reaction demonstrates the viability of the Vester-Ulbrict hypothesis, namely, that the longitudinal polarization of cosmic beta radiation was responsible for the origins of biological homochirality.
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Affiliation(s)
- J M Dreiling
- Jorgensen Hall, University of Nebraska, Lincoln, Nebraska 68588-0299, USA
| | - T J Gay
- Jorgensen Hall, University of Nebraska, Lincoln, Nebraska 68588-0299, USA
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40
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Bredehöft JH, Jones NC, Meinert C, Evans AC, Hoffmann SV, Meierhenrich UJ. Understanding Photochirogenesis: Solvent Effects on Circular Dichroism and Anisotropy Spectroscopy. Chirality 2014; 26:373-8. [DOI: 10.1002/chir.22329] [Citation(s) in RCA: 21] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/09/2014] [Accepted: 03/15/2014] [Indexed: 11/11/2022]
Affiliation(s)
| | - Nykola C. Jones
- ISA, Dept. of Physics and Astronomy; Aarhus University; Aarhus Denmark
| | - Cornelia Meinert
- Institut de Chimie de Nice ICN; Université de Nice-Sophia Antipolis; Nice France
| | - Amanda C. Evans
- Institut de Chimie de Nice ICN; Université de Nice-Sophia Antipolis; Nice France
- University of Cambridge; Murray Edwards College; Cambridge United Kingdom
| | - Søren V. Hoffmann
- ISA, Dept. of Physics and Astronomy; Aarhus University; Aarhus Denmark
| | - Uwe J. Meierhenrich
- Institut de Chimie de Nice ICN; Université de Nice-Sophia Antipolis; Nice France
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41
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Tia M, Cunha de Miranda B, Daly S, Gaie-Levrel F, Garcia GA, Nahon L, Powis I. VUV photodynamics and chiral asymmetry in the photoionization of gas phase alanine enantiomers. J Phys Chem A 2014; 118:2765-79. [PMID: 24654892 DOI: 10.1021/jp5016142] [Citation(s) in RCA: 47] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
Abstract
The valence shell photoionization of the simplest proteinaceous chiral amino acid, alanine, is investigated over the vacuum ultraviolet region from its ionization threshold up to 18 eV. Tunable and variable polarization synchrotron radiation was coupled to a double imaging photoelectron/photoion coincidence (i(2)PEPICO) spectrometer to produce mass-selected threshold photoelectron spectra and derive the state-selected fragmentation channels. The photoelectron circular dichroism (PECD), an orbital-sensitive, conformer-dependent chiroptical effect, was also recorded at various photon energies and compared to continuum multiple scattering calculations. Two complementary vaporization methods-aerosol thermodesorption and a resistively heated sample oven coupled to an adiabatic expansion-were applied to promote pure enantiomers of alanine into the gas phase, yielding neutral alanine with different internal energy distributions. A comparison of the photoelectron spectroscopy, fragmentation, and dichroism measured for each of the vaporization methods was rationalized in terms of internal energy and conformer populations and supported by theoretical calculations. The analytical potential of the so-called PECD-PICO detection technique-where the electron spectroscopy and circular dichroism can be obtained as a function of mass and ion translational energy-is underlined and applied to characterize the origin of the various species found in the experimental mass spectra. Finally, the PECD findings are discussed within an astrochemical context, and possible implications regarding the origin of biomolecular asymmetry are identified.
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Affiliation(s)
- Maurice Tia
- Synchrotron SOLEIL, l'Orme des Merisiers, Saint Aubin BP 48, 91192 Gif sur Yvette Cedex, France
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Meinert C, Meierhenrich UJ. Derivatization and Multidimensional Gas-Chromatographic Resolution of α-Alkyl and α-Dialkyl Amino Acid Enantiomers. Chempluschem 2014. [DOI: 10.1002/cplu.201300328] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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Meinert C, Meierhenrich U, Nahon L, Hoffmann S, le Sergeant d’Hendecourt L. The origin of biomolecular asymmetry – Insights from cometary and meteoritic matter. BIO WEB OF CONFERENCES 2014. [DOI: 10.1051/bioconf/20140203009] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
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Ruiz-Mirazo K, Briones C, de la Escosura A. Prebiotic Systems Chemistry: New Perspectives for the Origins of Life. Chem Rev 2013; 114:285-366. [DOI: 10.1021/cr2004844] [Citation(s) in RCA: 563] [Impact Index Per Article: 51.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Affiliation(s)
- Kepa Ruiz-Mirazo
- Biophysics
Unit (CSIC-UPV/EHU), Leioa, and Department of Logic and Philosophy
of Science, University of the Basque Country, Avenida de Tolosa 70, 20080 Donostia−San Sebastián, Spain
| | - Carlos Briones
- Department
of Molecular Evolution, Centro de Astrobiología (CSIC−INTA, associated to the NASA Astrobiology Institute), Carretera de Ajalvir, Km 4, 28850 Torrejón de Ardoz, Madrid, Spain
| | - Andrés de la Escosura
- Organic
Chemistry Department, Universidad Autónoma de Madrid, Cantoblanco, 28049 Madrid, Spain
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Goto T, Ikehata A, Morisawa Y, Ozaki Y. Electronic Transitions of Protonated and Deprotonated Amino Acids in Aqueous Solution in the Region 145–300 nm Studied by Attenuated Total Reflection Far-Ultraviolet Spectroscopy. J Phys Chem A 2013; 117:2517-28. [DOI: 10.1021/jp4008416] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
Affiliation(s)
- Takeyoshi Goto
- National Food Research Institute, National Agriculture and Food Research Organization (NARO), Tsukuba, Ibaraki 305-8642, Japan
| | - Akifumi Ikehata
- National Food Research Institute, National Agriculture and Food Research Organization (NARO), Tsukuba, Ibaraki 305-8642, Japan
| | - Yusuke Morisawa
- Department of Chemistry, School of Science
and Engineering, Kinki University, Higashiosaka,
Osaka 577-8502, Japan
| | - Yukihiro Ozaki
- Department of Chemistry, School of Science and Technology, Kwansei Gakuin University, Sanda, Hyogo 669-1337, Japan
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Evans AC, Meinert C, Bredehöft JH, Giri C, Jones NC, Hoffmann SV, Meierhenrich UJ. Anisotropy Spectra for Enantiomeric Differentiation of Biomolecular Building Blocks. Top Curr Chem (Cham) 2013; 341:271-99. [DOI: 10.1007/128_2013_442] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/04/2022]
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Giri C, Goesmann F, Meinert C, Evans AC, Meierhenrich UJ. Synthesis and Chirality of Amino Acids Under Interstellar Conditions. BIOCHIRALITY 2012; 333:41-82. [DOI: 10.1007/128_2012_367] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
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