1
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Stevens CA. Generating Ice-Binding Protein-Polymer Bioconjugates. Methods Mol Biol 2024; 2730:211-218. [PMID: 37943461 DOI: 10.1007/978-1-0716-3503-2_15] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2023]
Abstract
Protein-polymer conjugates combine the stability of polymers with the diversity, specificity, and functionality of proteins. The resulting hybrid materials can display properties not found in the individual components and can be particularly relevant for engineering new functionalities. Ice-binding proteins have many potential biotechnical and biomedical applications. However, their widespread use has been limited due to cost of production, limited activity, and relative instability. Polymer attachment has led to higher thermal hysteresis activities with less protein and superior stabilities. Thus, IBP-polymer conjugates have the ability to overcome a number of these challenges and lead to materials to tackle biomedical applications.
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Affiliation(s)
- Corey A Stevens
- Department of Biological Engineering, Massachusetts Institute of Technology, Cambridge, MA, USA.
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2
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Yang S, Ding Z, Chu L, Su M, Liu H. Quantified instant conjugation of peptides on a nanogold surface for tunable ice recrystallization inhibition. NANOSCALE 2023; 15:19746-19756. [PMID: 38047706 DOI: 10.1039/d3nr05019j] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/05/2023]
Abstract
The adverse effects of recrystallization limit the application of cryopreservation in many fields. Peptide-based materials play an essential role in the antifreezing area because of their excellent biocompatibility and abundant ice-binding sites. Peptide-gold nanoparticle conjugates can effectively reduce time and material costs through metal-thiol interactions, but controlled modification remains an outstanding issue, which makes it difficult to elucidate the antifreezing effects of antifreeze peptides at different densities and lengths. In this study, we developed an instant peptide capping on gold nanoparticles with butanol-assisted dehydration and provided a controllable quantitative coupling within a certain range. This chemical dehydration makes it possible to fabricate peptide-gold nanoparticle conjugates in large batches at minute levels. Based on this, the influence of the peptide density and sequence length on the antifreezing behaviors of the conjugates was investigated. The results evidenced that the antifreezing property of the flexible peptide conjugated on a rigid core is related to both the density and length of the peptide. In a certain range, the density is proportional to the antifreeze, while the length is negatively correlated with it. We proposed a rapidly controllable method for synthesizing peptide-gold nanoparticle conjugates, which may provide a universal approach for the development of subsequent recrystallization-inhibiting materials.
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Affiliation(s)
- Shixuan Yang
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Engineering Research Center of Bio-process, Ministry of Education, Hefei University of Technology, Hefei 230009, China.
| | - Zhongxiang Ding
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Engineering Research Center of Bio-process, Ministry of Education, Hefei University of Technology, Hefei 230009, China.
| | - Leiming Chu
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Engineering Research Center of Bio-process, Ministry of Education, Hefei University of Technology, Hefei 230009, China.
| | - Mengke Su
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Engineering Research Center of Bio-process, Ministry of Education, Hefei University of Technology, Hefei 230009, China.
| | - Honglin Liu
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Engineering Research Center of Bio-process, Ministry of Education, Hefei University of Technology, Hefei 230009, China.
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3
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Georgiou PG, Kinney NLH, Kontopoulou I, Baker AN, Hindmarsh SA, Bissoyi A, Congdon TR, Whale TF, Gibson MI. Poly(vinyl alcohol) Molecular Bottlebrushes Nucleate Ice. Biomacromolecules 2022; 23:5285-5296. [PMID: 36441868 DOI: 10.1021/acs.biomac.2c01097] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Ice binding proteins (IBP) have evolved to limit the growth of ice but also to promote ice formation by ice-nucleating proteins (INPs). IBPs, which modulate these seemingly distinct processes, often have high sequence similarities, and molecular size/assembly is hypothesized to be a crucial determinant. There are only a few synthetic materials that reproduce INP function, and rational design of ice nucleators has not been achieved due to outstanding questions about the mechanisms of ice binding. Poly(vinyl alcohol) (PVA) is a water-soluble synthetic polymer well known to effectively block ice recrystallization, by binding to ice. Here, we report the synthesis of a polymeric ice nucleator, which mimics the dense assembly of IBPs, using confined ice-binding polymers in a high-molar-mass molecular bottlebrush. Poly(vinyl alcohol)-based molecular bottlebrushes with different side-chain densities were synthesized via a combination of ring-opening metathesis polymerization (ROMP) and reversible addition-fragmentation chain-transfer (RAFT) polymerization, using "grafting-to" and "grafting-through" approaches. The facile preparation of the PVA bottlebrushes was performed via selective hydrolysis of the acetate of the poly(vinyl acetate) (PVAc) side chains of the PVAc bottlebrush precursors. Ice-binding polymer side-chain density was shown to be crucial for nucleation activity, with less dense brushes resulting in colder nucleation than denser brushes. This bio-inspired approach provides a synthetic framework for probing heterogeneous ice nucleation and a route toward defined synthetic nucleators for biotechnological applications.
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Affiliation(s)
- Panagiotis G Georgiou
- Department of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K
| | - Nina L H Kinney
- Department of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K
| | - Ioanna Kontopoulou
- Department of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K
| | - Alexander N Baker
- Department of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K
| | - Steven A Hindmarsh
- Department of Physics, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K
| | - Akalabya Bissoyi
- Department of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K
| | - Thomas R Congdon
- Department of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K
| | - Thomas F Whale
- Department of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K
| | - Matthew I Gibson
- Department of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K.,Division of Biomedical Sciences, Warwick Medical School, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K
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4
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Ding Z, Wang C, Zhou B, Su M, Yang S, Li Y, Qu C, Liu H. Antifreezing Hydroxyl Monolayer of Small Molecules on a Nanogold Surface. NANO LETTERS 2022; 22:5307-5315. [PMID: 35695804 DOI: 10.1021/acs.nanolett.2c01267] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/15/2023]
Abstract
The rational design of ice recrystallization inhibition (IRI) materials is challenging due to the poor understanding of the IRI mechanism at the molecular level. Here we report several new findings about IRI. (1) A dense hydroxyl monolayer of small molecules, e.g. 6-aza-2-thiothymine (ATT), adsorbed on a nanogold surface was demonstrated, for the first time, to have IRI activity. Five structural analogues adsorbed on groups nanogold with outward hydroxyl or methyl were created to evidence the origin of IRI activity. (2) Their IRI mechanism is closely related to the density of hydroxyls on a nanogold surface. However, the hydrophobic interaction in our model is not essential for macroscopic IRI activity. (3) A molecular dynamics simulation elucidates the hydroxyl density dependent IRI trajectories underlying the experimental observations, and the radial distribution function reveals that the methyl even slightly hinders the formation of hydrogen bonding due to a hydrophobic interaction. This work sheds more light on the IRI mechanism that should help in the customization of novel IRI materials.
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Affiliation(s)
- Zhongxiang Ding
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Hefei University of Technology, Hefei 230009, People's Republic of China
| | - Chao Wang
- National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei 230027, People's Republic of China
| | - Baomei Zhou
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Hefei University of Technology, Hefei 230009, People's Republic of China
| | - Mengke Su
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Hefei University of Technology, Hefei 230009, People's Republic of China
| | - Shixuan Yang
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Hefei University of Technology, Hefei 230009, People's Republic of China
| | - Yuzhu Li
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Hefei University of Technology, Hefei 230009, People's Republic of China
| | - Cheng Qu
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Hefei University of Technology, Hefei 230009, People's Republic of China
| | - Honglin Liu
- China Light Industry Key Laboratory of Meat Microbial Control and Utilization, School of Food and Biological Engineering, Hefei University of Technology, Hefei 230009, People's Republic of China
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5
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Ma Q, Shibata M, Hagiwara T. Ice crystal recrystallization inhibition of type I antifreeze protein, type III antifreeze protein, and antifreeze glycoprotein: effects of AF(G)Ps concentration and heat treatment. Biosci Biotechnol Biochem 2022; 86:635-645. [PMID: 35134820 DOI: 10.1093/bbb/zbac020] [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: 10/08/2021] [Accepted: 01/19/2022] [Indexed: 11/12/2022]
Abstract
This study compared ice recrystallization behaviors of frozen dessert model systems containing type I antifreeze protein (AFP I), type III antifreeze protein (AFP III), and antifreeze glycoprotein (AFGP) at -10 °C. Specifically, effects of AF(G)P concentration and heat treatment (95 °C for 10 min) were examined. The concentration dependence of the ice recrystallization rate constant reasonably well fit a sigmoidal function: the fitting procedure was proposed, along with cooperative coefficient α, and a new index of AF(G)P ice recrystallization inhibition (IRI) activity (C50). After 95 °C heat treatment for 10 min, AFP III lost its ice crystal recrystallization inhibitory activity the most: AFP I was less affected; AFGP was almost entirely unaffected. These different thermal treatment effects might reflect a lower degree of protein aggregation because of hydrophobic interaction after heat treatment or might reflect the simplicity and flexibility of the higher order structures of AFP I and AFGP.
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Affiliation(s)
- Qingbao Ma
- Department of Food Science and Technology, Tokyo University of Marine Science and Technology, 4-5-7 Konan, Minato-ku, Tokyo 108-8477, Japan
| | - Mario Shibata
- Department of Food Science and Technology, Tokyo University of Marine Science and Technology, 4-5-7 Konan, Minato-ku, Tokyo 108-8477, Japan
| | - Tomoaki Hagiwara
- Department of Food Science and Technology, Tokyo University of Marine Science and Technology, 4-5-7 Konan, Minato-ku, Tokyo 108-8477, Japan
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6
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Ghalamara S, Silva S, Brazinha C, Pintado M. Structural diversity of marine anti-freezing proteins, properties and potential applications: a review. BIORESOUR BIOPROCESS 2022; 9:5. [PMID: 38647561 PMCID: PMC10992025 DOI: 10.1186/s40643-022-00494-7] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/22/2021] [Accepted: 01/08/2022] [Indexed: 11/10/2022] Open
Abstract
Cold-adapted organisms, such as fishes, insects, plants and bacteria produce a group of proteins known as antifreeze proteins (AFPs). The specific functions of AFPs, including thermal hysteresis (TH), ice recrystallization inhibition (IRI), dynamic ice shaping (DIS) and interaction with membranes, attracted significant interest for their incorporation into commercial products. AFPs represent their effects by lowering the water freezing point as well as preventing the growth of ice crystals and recrystallization during frozen storage. The potential of AFPs to modify ice growth results in ice crystal stabilizing over a defined temperature range and inhibiting ice recrystallization, which could minimize drip loss during thawing, improve the quality and increase the shelf-life of frozen products. Most cryopreservation studies using marine-derived AFPs have shown that the addition of AFPs can increase post-thaw viability. Nevertheless, the reduced availability of bulk proteins and the need of biotechnological techniques for industrial production, limit the possible usage in foods. Despite all these drawbacks, relatively small concentrations are enough to show activity, which suggests AFPs as potential food additives in the future. The present work aims to review the results of numerous investigations on marine-derived AFPs and discuss their structure, function, physicochemical properties, purification and potential applications.
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Affiliation(s)
- Soudabeh Ghalamara
- Universidade Católica Portuguesa, CBQF - Centro de Biotecnologia e Química Fina - Laboratório Associado, Escola Superior de Biotecnologia, Rua Diogo Botelho 1327, 4169-005, Porto, Portugal
| | - Sara Silva
- Universidade Católica Portuguesa, CBQF - Centro de Biotecnologia e Química Fina - Laboratório Associado, Escola Superior de Biotecnologia, Rua Diogo Botelho 1327, 4169-005, Porto, Portugal
| | - Carla Brazinha
- LAQV/Requimte, Faculdade de Ciências E Tecnologia, Universidade Nova de Lisboa, Campus de Caparica, 2829-516, Caparica, Portugal
| | - Manuela Pintado
- Universidade Católica Portuguesa, CBQF - Centro de Biotecnologia e Química Fina - Laboratório Associado, Escola Superior de Biotecnologia, Rua Diogo Botelho 1327, 4169-005, Porto, Portugal.
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7
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Park JK, Patel M, Piao Z, Park SJ, Jeong B. Size and Shape Control of Ice Crystals by Amphiphilic Block Copolymers and Their Implication in the Cryoprotection of Mesenchymal Stem Cells. ACS APPLIED MATERIALS & INTERFACES 2021; 13:33969-33980. [PMID: 34275265 DOI: 10.1021/acsami.1c09933] [Citation(s) in RCA: 22] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/13/2023]
Abstract
Precise control over the size and shape of ice crystals is a key factor to consider in designing antifreezing and cryoprotecting molecules for cryopreservation of cells. Here, we report that a poly(ethylene glycol)-poly(l-alanine) (PEG-PA) block copolymer exhibits excellent cryoprotecting properties for stem cells and antifreezing properties for water. As the molecular weight of PA increased from 500, 760, and 1750 Da (P1, P2, and P3) at the same PEG molecular weight of 5000 Da, the β-sheet content decreased and α-helix content increased. Comparing P2 (PEG-PA; 5000-760) and P4 (PEG-PA: 1000-750), β-sheets increased as the PEG block length decreased. The critical micelle concentration of the PEG-PA block copolymers was in a range of 0.5-3.0 mg/mL and was proportional to the hydrophobicity of the PEG-PA block copolymers. The P1, P2, and P3 self-assembled into spherical micelles, whereas P4 formed micelles with cylindrical morphology. The difference in the block copolymer structure affected ice recrystallization inhibition (IRI) activity and cryopreservation of cells. IRI activity was assayed via mean largest grain size (MLGS), and interactions between polymers and ice crystal surfaces were studied by dynamic ice-shaping studies. The MLGS decreased to 58 → 53 → 45 → 35 → 23% of that of PBS, as the polymer (PEG-PA 5000-500) concentration increased from 0.0 (PBS; control) → 1.0 → 5.0 → 10 → 30 → 50 mg/mL. The MLGS of PEG 5k solutions (negative control) decreased to 74 → 71 → 64 → 44 → 37% of that of PBS in the same concentration range. P3 and P4 with a longer hydrophobic PA block developed elongated ice crystals at above 30 mg/mL. The dynamic ice-shaping study exhibited that ice crystals became needle-shaped, as the hydrophobicity of the polymer increased as in P2-P4. The cell recovery in the P1 system after cryopreservation at -196 °C for 7 days was 87% of that of the dimethyl sulfoxide (DMSO) 10% system (positive control). The cell recovery was 48% for the P2 system and drastically decreased to less than 30% of that of the DMSO 10% system in the P3, P4, PEG 5k, PEG 1k, PVA 80H, and PVA 100H systems. Current studies suggest that IRI activity, round ice crystal shaping, and membrane stabilization activity of P1 cooperatively provide excellent cell recovery among the candidate systems. Recovered stem cells exhibited excellent proliferation and multilineage differentiation into osteocytes, chondrocytes, and adipocytes. To conclude, the PEG-PA (5000-500) block copolymer is suggested to be a promising antifreezing cryoprotectant for stem cells.
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Affiliation(s)
- Jin Kyung Park
- Department of Chemistry and Nanoscience, Ewha Womans University, 52 Ewhayeodae-gil, Seodaemun-gu, Seoul, Korea
| | - Madhumita Patel
- Department of Chemistry and Nanoscience, Ewha Womans University, 52 Ewhayeodae-gil, Seodaemun-gu, Seoul, Korea
| | - Zhengyu Piao
- Department of Chemistry and Nanoscience, Ewha Womans University, 52 Ewhayeodae-gil, Seodaemun-gu, Seoul, Korea
| | - So-Jung Park
- Department of Chemistry and Nanoscience, Ewha Womans University, 52 Ewhayeodae-gil, Seodaemun-gu, Seoul, Korea
| | - Byeongmoon Jeong
- Department of Chemistry and Nanoscience, Ewha Womans University, 52 Ewhayeodae-gil, Seodaemun-gu, Seoul, Korea
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8
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Georgiou P, Marton HL, Baker AN, Congdon TR, Whale TF, Gibson MI. Polymer Self-Assembly Induced Enhancement of Ice Recrystallization Inhibition. J Am Chem Soc 2021; 143:7449-7461. [PMID: 33944551 PMCID: PMC8154521 DOI: 10.1021/jacs.1c01963] [Citation(s) in RCA: 46] [Impact Index Per Article: 15.3] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/19/2021] [Indexed: 02/07/2023]
Abstract
Ice binding proteins modulate ice nucleation/growth and have huge (bio)technological potential. There are few synthetic materials that reproduce their function, and rational design is challenging due to the outstanding questions about the mechanisms of ice binding, including whether ice binding is essential to reproduce all their macroscopic properties. Here we report that nanoparticles obtained by polymerization-induced self-assembly (PISA) inhibit ice recrystallization (IRI) despite their constituent polymers having no apparent activity. Poly(ethylene glycol), poly(dimethylacrylamide), and poly(vinylpyrrolidone) coronas were all IRI-active when assembled into nanoparticles. Different core-forming blocks were also screened, revealing the core chemistry had no effect. These observations show ice binding domains are not essential for macroscopic IRI activity and suggest that the size, and crowding, of polymers may increase the IRI activity of "non-active" polymers. It was also discovered that poly(vinylpyrrolidone) particles had ice crystal shaping activity, indicating this polymer can engage ice crystal surfaces, even though on its own it does not show any appreciable ice recrystallization inhibition. Larger (vesicle) nanoparticles are shown to have higher ice recrystallization inhibition activity compared to smaller (sphere) particles, whereas ice nucleation activity was not found for any material. This shows that assembly into larger structures can increase IRI activity and that increasing the "size" of an IRI does not always lead to ice nucleation. This nanoparticle approach offers a platform toward ice-controlling soft materials and insight into how IRI activity scales with molecular size of additives.
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Affiliation(s)
- Panagiotis
G. Georgiou
- Department
of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K.
| | - Huba L. Marton
- Department
of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K.
| | - Alexander N. Baker
- Department
of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K.
| | - Thomas R. Congdon
- Department
of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K.
| | - Thomas F. Whale
- Department
of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K.
| | - Matthew I. Gibson
- Department
of Chemistry, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K.
- Warwick
Medical School, University of Warwick, Gibbet Hill Road, CV4 7AL Coventry, U.K.
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9
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Stevens CA, Bachtiger F, Kong XD, Abriata LA, Sosso GC, Gibson MI, Klok HA. A minimalistic cyclic ice-binding peptide from phage display. Nat Commun 2021; 12:2675. [PMID: 33976148 PMCID: PMC8113477 DOI: 10.1038/s41467-021-22883-w] [Citation(s) in RCA: 18] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/13/2020] [Accepted: 04/01/2021] [Indexed: 11/09/2022] Open
Abstract
Developing molecules that emulate the properties of naturally occurring ice-binding proteins (IBPs) is a daunting challenge. Rather than relying on the (limited) existing structure-property relationships that have been established for IBPs, here we report the use of phage display for the identification of short peptide mimics of IBPs. To this end, an ice-affinity selection protocol is developed, which enables the selection of a cyclic ice-binding peptide containing just 14 amino acids. Mutational analysis identifies three residues, Asp8, Thr10 and Thr14, which are found to be essential for ice binding. Molecular dynamics simulations reveal that the side chain of Thr10 hydrophobically binds to ice revealing a potential mechanism. To demonstrate the biotechnological potential of this peptide, it is expressed as a fusion ('Ice-Tag') with mCherry and used to purify proteins directly from cell lysate.
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Affiliation(s)
- Corey A Stevens
- Laboratoire des Polymères, Institut des Matériaux and Institut des Sciences et Ingénierie Chimiques, École Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland
| | - Fabienne Bachtiger
- Department of Chemistry and Centre for Scientific Computing, University of Warwick, Coventry, UK
| | - Xu-Dong Kong
- Laboratory of Therapeutic Proteins and Peptides, Institute of Chemical Sciences and Engineering, École Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland
| | - Luciano A Abriata
- Protein Production and Structure Core Facility and Laboratory for Biomolecular Modeling, École Polytechnique Fédérale de Lausanne (EPFL) and Swiss Institute of Bioinformatics, Lausanne, Switzerland
| | - Gabriele C Sosso
- Department of Chemistry and Centre for Scientific Computing, University of Warwick, Coventry, UK
| | - Matthew I Gibson
- Department of Chemistry and Centre for Scientific Computing, University of Warwick, Coventry, UK.,Warwick Medical School, University of Warwick, Coventry, UK
| | - Harm-Anton Klok
- Laboratoire des Polymères, Institut des Matériaux and Institut des Sciences et Ingénierie Chimiques, École Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland.
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10
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Liu Z, Wang Y, Zheng X, Jin S, Liu S, He Z, Xiang JF, Wang J. Bioinspired Crowding Inhibits Explosive Ice Growth in Antifreeze Protein Solutions. Biomacromolecules 2021; 22:2614-2624. [PMID: 33945264 DOI: 10.1021/acs.biomac.1c00331] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
Antifreeze (glyco)proteins (AF(G)Ps) are naturally evolved ice inhibitors incomparable to any man-made materials, thus, they are gaining intensive interest for cryopreservation and beyond. AF(G)Ps depress the freezing temperature (Tf) noncolligatively below the melting temperature (Tm), generating a thermal hysteresis (TH) gap, within which the ice growth is arrested. However, the ice crystals have been reported to undergo a retaliatory and explosive growth beyond the TH gap, which is lethal to living organisms. Although intensive research has been carried to inhibit such an explosive ice growth, no satisfactory strategy has been discovered until now. Here, we report that crowded solutions mimicking an extracellular matrix (ECM), in which AF(G)Ps are located, can completely inhibit the explosive ice growth. The crowded solutions are the condensates of liquid-liquid phase separation consisting of polyethylene glycol (PEG) and sodium citrate (SC), which possess a nanoscale network and strong hydrogen bond (HB) forming ability, completely different to crowded solutions made of single components, that is, PEG or SC. Due to these unique features, the dynamics of the water is significantly slowed down, and the energy needed for breaking the HB between water molecules is distinctly increased; consequently, ice growth is inhibited as the rate of water molecules joining the ice is substantially reduced. The present work not only opens a new avenue for cryopreservation, but also suggests that the ECM of cold-hardy organisms, which also exhibit great water confining properties, may have a positive effect in protecting the living organisms from freezing damage.
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Affiliation(s)
- Zhang Liu
- Key Laboratory of Green Printing, Beijing National Laboratory for Molecular Science, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, People's Republic of China
| | - Yan Wang
- School of Medicine, Shihezi University, Shihezi, Xinjiang 832000, People's Republic of China
| | - Xia Zheng
- Key Laboratory of Green Printing, Beijing National Laboratory for Molecular Science, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, People's Republic of China.,School of Future Technology, University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Shenglin Jin
- Key Laboratory of Green Printing, Beijing National Laboratory for Molecular Science, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, People's Republic of China
| | - Shuo Liu
- Key Laboratory of Green Printing, Beijing National Laboratory for Molecular Science, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, People's Republic of China
| | - Zhiyuan He
- Key Laboratory of Green Printing, Beijing National Laboratory for Molecular Science, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, People's Republic of China
| | - Jun-Feng Xiang
- School of Chemical Sciences, University of Chinese Academy of Sciences, Beijing 100190, People's Republic of China.,CAS Research/Education Center for Excellence in Molecular Sciences, and Beijing National Laboratory for Molecular Science, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, People's Republic of China
| | - Jianjun Wang
- Key Laboratory of Green Printing, Beijing National Laboratory for Molecular Science, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, People's Republic of China.,School of Future Technology, University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China.,School of Chemical Sciences, University of Chinese Academy of Sciences, Beijing 100190, People's Republic of China
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11
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Chang T, Moses OA, Tian C, Wang H, Song L, Zhao G. Synergistic Ice Inhibition Effect Enhances Rapid Freezing Cryopreservation with Low Concentration of Cryoprotectants. ADVANCED SCIENCE (WEINHEIM, BADEN-WURTTEMBERG, GERMANY) 2021; 8:2003387. [PMID: 33747736 PMCID: PMC7967066 DOI: 10.1002/advs.202003387] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/04/2020] [Revised: 11/12/2020] [Indexed: 05/03/2023]
Abstract
Despite recent advances in controlling ice formation and growth, it remains a challenge to design anti-icing materials in various fields from atmospheric to biological cryopreservation. Herein, tungsten diselenide (WSe2)-polyvinyl pyrrolidone (PVP) nanoparticles (NPs) are synthesized through one-step solvothermal route. The WSe2-PVP NPs show synergetic ice regulation ability both in the freezing and thawing processes. Molecularly speaking, PVP containing amides group can form hydrogen bonds with water molecules. At a macro level, the WSe2-PVP NPs show adsorption-inhibition and photothermal conversation effects to synergistically restrict ice growth. Meanwhile, WSe2-PVP NPs are for the first time used for the cryopreservation of human umbilical vein endothelial cell (HUVEC)-laden constructs based on rapid freezing with low concentrations of cryoprotectants (CPAs), the experimental results indicate that a minimal concentration (0.5 mg mL-1) of WSe2-PVP NPs can increase the viabilities of HUVECs in the constructs post cryopreservation (from 55.8% to 83.4%) and the cryopreserved constructs can also keep good condition in vivo within 7 days. Therefore, this work provides a novel strategy to synergistically suppress the formation and growth of the ice crystalsfor the cryopreservation of cells, tissues, or organs.
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Affiliation(s)
- Tie Chang
- Department of Electronic Science and TechnologyUniversity of Science and Technology of ChinaNo. 96 Road JinzhaiHefeiAnhui230027China
| | - Oyawale Adetunji Moses
- National Synchrotron Radiation LaboratoryCAS Center for Excellence in NanoscienceUniversity of Science and Technology of ChinaHefeiAnhui230029China
| | - Conghui Tian
- Department of Electronic Science and TechnologyUniversity of Science and Technology of ChinaNo. 96 Road JinzhaiHefeiAnhui230027China
| | - Hai Wang
- CAS Key Laboratory for Biomedical Effects of Nanomaterials and NanosafetyCAS Center for Excellence in NanoscienceNational Center for Nanoscience and TechnologyBeijing100190China
- University of Chinese Academy of SciencesBeijing100049China
| | - Li Song
- National Synchrotron Radiation LaboratoryCAS Center for Excellence in NanoscienceUniversity of Science and Technology of ChinaHefeiAnhui230029China
| | - Gang Zhao
- Department of Electronic Science and TechnologyUniversity of Science and Technology of ChinaNo. 96 Road JinzhaiHefeiAnhui230027China
- School of Biomedical EngineeringAnhui Medical UniversityHefeiAnhui230032China
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12
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Georgiou PG, Kontopoulou I, Congdon TR, Gibson MI. Ice recrystallisation inhibiting polymer nano-objects via saline-tolerant polymerisation-induced self-assembly. MATERIALS HORIZONS 2020; 8:1883-1887. [PMID: 33692903 PMCID: PMC7116880 DOI: 10.1039/d0mh00354a] [Citation(s) in RCA: 20] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/03/2023]
Abstract
Chemical tools to modulate ice formation/growth have great (bio)-technological value, with ice binding/antifreeze proteins being exciting targets for biomimetic materials. Here we introduce polymer nanomaterials that are potent inhibitors of ice recrystallisation using polymerisation-induced self-assembly (PISA), employing a poly(vinyl alcohol) graft macromolecular chain transfer agent (macro-CTA). Crucially, engineering the core-forming block with diacetone acrylamide enabled PISA to be conducted in saline, whereas poly(2-hydroxypropyl methacrylate) cores led to coagulation. The most active particles inhibited ice growth as low as 0.5 mg mL-1, and were more active than the PVA stabiliser block alone, showing that the dense packing of this nanoparticle format enhanced activity. This provides a unique route towards colloids capable of modulating ice growth.
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Affiliation(s)
| | | | | | - Matthew I. Gibson
- Department of Chemistry, University of Warwick, CV4 7AL, UK
- Warwick Medical School, University of Warwick, CV4 7AL, UK
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13
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Carrot ‘antifreeze’ protein has an irregular ice-binding site that confers weak freezing point depression but strong inhibition of ice recrystallization. Biochem J 2020; 477:2179-2192. [DOI: 10.1042/bcj20200238] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2020] [Revised: 05/21/2020] [Accepted: 05/27/2020] [Indexed: 11/17/2022]
Abstract
Ice-binding proteins (IBPs) are found in many biological kingdoms where they protect organisms from freezing damage as antifreeze agents or inhibitors of ice recrystallization. Here, the crystal structure of recombinant IBP from carrot (Daucus carota) has been solved to a resolution of 2.3 Å. As predicted, the protein is a structural homologue of a plant polygalacturonase-inhibiting protein forming a curved solenoid structure with a leucine-rich repeat motif. Unexpectedly, close examination of its surface did not reveal any large regions of flat, regularly spaced hydrophobic residues that characterize the ice-binding sites (IBSs) of potent antifreeze proteins from freeze-resistant fish and insects. An IBS was defined by site-directed mutagenesis of residues on the convex surface of the carrot solenoid. This imperfect site is reminiscent of the irregular IBS of grass ‘antifreeze’ protein. Like the grass protein, the carrot IBP has weak freezing point depression activity but is extremely active at nanomolar concentrations in inhibiting ice recrystallization. Ice crystals formed in the presence of both plant proteins grow slowly and evenly in all directions. We suggest that this slow, controlled ice growth is desirable for freeze tolerance. The fact that two plant IBPs have evolved very different protein structures to affect ice in a similar manner suggests this pattern of weak freezing point depression and strong ice recrystallization inhibition helps their host to tolerate freezing rather than to resist it.
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14
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Graham B, Fayter AER, Gibson MI. Synthesis of Anthracene Conjugates of Truncated Antifreeze Protein Sequences: Effect of the End Group and Photocontrolled Dimerization on Ice Recrystallization Inhibition Activity. Biomacromolecules 2019; 20:4611-4621. [PMID: 31714763 DOI: 10.1021/acs.biomac.9b01538] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
Biomacromolecular antifreezes distinguish ice from water, function by binding to specific planes of ice, and could have many applications from cryobiology to aerospace where ice is a problem. In biology, antifreeze protein (AFP) activity is regulated by protein expression levels via temperature and light-regulated expression systems, but in the laboratory (or applications), the antifreeze activity is "always on" without any spatial or temporal control, and hence methods to enable this switching represent an exciting synthetic challenge. Introduction of an abiotic functionality into short peptides (e.g., from solid-phase synthesis) to enable switching is also desirable rather than on full-length recombinant proteins. Here, truncated peptide sequences based on the consensus repeat sequence from type-I AFPs (TAANAAAAAAA) were conjugated to an anthracene unit to explore their photocontrolled dimerization. Optimization of the synthesis to ensure solubility of the hydrophobic peptide included the addition of a dilysine solubilizing linker. It was shown that UV-light exposure triggered reversible dimerization of the AFP sequence, leading to an increase in molecular weight. Assessment of the ice recrystallization inhibition activity of the peptides before and after dimerization revealed only small effects on activity. However, it is reported here for the first time that addition of the anthracene unit to a 22-amino-acid truncated peptide significantly enhanced ice recrystallization inhibition compared to the free peptide, suggesting an accessible synthetic route to allow AFP activity using shorter, synthetically accessible peptides with a photoreactive functionality.
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15
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Surís-Valls R, Voets IK. Peptidic Antifreeze Materials: Prospects and Challenges. Int J Mol Sci 2019; 20:E5149. [PMID: 31627404 PMCID: PMC6834126 DOI: 10.3390/ijms20205149] [Citation(s) in RCA: 16] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/15/2019] [Revised: 10/05/2019] [Accepted: 10/10/2019] [Indexed: 12/28/2022] Open
Abstract
Necessitated by the subzero temperatures and seasonal exposure to ice, various organisms have developed a remarkably effective means to survive the harsh climate of their natural habitats. Their ice-binding (glyco)proteins keep the nucleation and growth of ice crystals in check by recognizing and binding to specific ice crystal faces, which arrests further ice growth and inhibits ice recrystallization (IRI). Inspired by the success of this adaptive strategy, various approaches have been proposed over the past decades to engineer materials that harness these cryoprotective features. In this review we discuss the prospects and challenges associated with these advances focusing in particular on peptidic antifreeze materials both identical and akin to natural ice-binding proteins (IBPs). We address the latest advances in their design, synthesis, characterization and application in preservation of biologics and foods. Particular attention is devoted to insights in structure-activity relations culminating in the synthesis of de novo peptide analogues. These are sequences that resemble but are not identical to naturally occurring IBPs. We also draw attention to impactful developments in solid-phase peptide synthesis and 'greener' synthesis routes, which may aid to overcome one of the major bottlenecks in the translation of this technology: unavailability of large quantities of low-cost antifreeze materials with excellent IRI activity at (sub)micromolar concentrations.
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Affiliation(s)
- Romà Surís-Valls
- Laboratory of Self-Organizing Soft Matter, Laboratory of Macro-Organic Chemistry, Department of Chemical Engineering and Chemistry & Institute for Complex Molecular Systems, Eindhoven University of Technology, Post Office Box 513, 5600 MD Eindhoven, The Netherlands.
| | - Ilja K Voets
- Laboratory of Self-Organizing Soft Matter, Laboratory of Macro-Organic Chemistry, Department of Chemical Engineering and Chemistry & Institute for Complex Molecular Systems, Eindhoven University of Technology, Post Office Box 513, 5600 MD Eindhoven, The Netherlands.
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16
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Sapra R, Verma RP, Maurya GP, Dhawan S, Babu J, Haridas V. Designer Peptide and Protein Dendrimers: A Cross-Sectional Analysis. Chem Rev 2019; 119:11391-11441. [PMID: 31556597 DOI: 10.1021/acs.chemrev.9b00153] [Citation(s) in RCA: 69] [Impact Index Per Article: 13.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Abstract
Dendrimers have attracted immense interest in science and technology due to their unique chemical structure that offers a myriad of opportunities for researchers. Dendritic design allows us to present peptides in a branched three-dimensional fashion that eventually leads to a globular shape, thus mimicking globular proteins. Peptide dendrimers, unlike other classes of dendrimers, have immense applications in biomedical research due to their biological origin. The diversity of potential building blocks and innumerable possibilities for design, along with the fact that the area is relatively underexplored, make peptide dendrimers sought-after candidates for various applications. This review summarizes the stepwise evolution of peptidic dendrimers along with their multifaceted applications in various fields. Further, the introduction of biomacromolecules such as proteins to a dendritic scaffold, resulting in complex macromolecules with discrete molecular weights, is an altogether new addition to the area of organic chemistry. The synthesis of highly complex and fully folded biomacromolecules on a dendritic scaffold requires expertise in synthetic organic chemistry and biology. Presently, there are only a handful of examples of protein dendrimers; we believe that these limited examples will fuel further research in this area.
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Affiliation(s)
- Rachit Sapra
- Department of Chemistry , Indian Institute of Technology Delhi , Hauz Khas , New Delhi 110016 , India
| | - Ram P Verma
- Department of Chemistry , Indian Institute of Technology Delhi , Hauz Khas , New Delhi 110016 , India
| | - Govind P Maurya
- Department of Chemistry , Indian Institute of Technology Delhi , Hauz Khas , New Delhi 110016 , India
| | - Sameer Dhawan
- Department of Chemistry , Indian Institute of Technology Delhi , Hauz Khas , New Delhi 110016 , India
| | - Jisha Babu
- Department of Chemistry , Indian Institute of Technology Delhi , Hauz Khas , New Delhi 110016 , India
| | - V Haridas
- Department of Chemistry , Indian Institute of Technology Delhi , Hauz Khas , New Delhi 110016 , India
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17
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Casillo A, Ricciardelli A, Parrilli E, Tutino ML, Corsaro MM. Cell-wall associated polysaccharide from the psychrotolerant bacterium Psychrobacter arcticus 273-4: isolation, purification and structural elucidation. Extremophiles 2019; 24:63-70. [PMID: 31309337 DOI: 10.1007/s00792-019-01113-8] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/24/2019] [Accepted: 07/01/2019] [Indexed: 01/27/2023]
Abstract
In this paper, the structure of the capsular polysaccharide isolated from the psychrotolerant bacterium Psychrobacter arcticus 273-4 is reported. The polymer was purified by gel filtration chromatography and the structure was elucidated by means of one- and two-dimensional NMR spectroscopy, in combination with chemical analyses. The polysaccharide consists of a trisaccharidic repeating unit containing two residues of glucose and a residue of a N,N-diacetyl-pseudaminic acid.
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Affiliation(s)
- Angela Casillo
- Department of Chemical Sciences, Università degli Studi di Napoli Federico II, Complesso Universitario Monte S. Angelo, Via Cintia, 80126, Naples, Italy.
| | - Annarita Ricciardelli
- Department of Chemical Sciences, Università degli Studi di Napoli Federico II, Complesso Universitario Monte S. Angelo, Via Cintia, 80126, Naples, Italy
| | - Ermenegilda Parrilli
- Department of Chemical Sciences, Università degli Studi di Napoli Federico II, Complesso Universitario Monte S. Angelo, Via Cintia, 80126, Naples, Italy
| | - Maria Luisa Tutino
- Department of Chemical Sciences, Università degli Studi di Napoli Federico II, Complesso Universitario Monte S. Angelo, Via Cintia, 80126, Naples, Italy
| | - Maria Michela Corsaro
- Department of Chemical Sciences, Università degli Studi di Napoli Federico II, Complesso Universitario Monte S. Angelo, Via Cintia, 80126, Naples, Italy.
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18
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Wilkins LE, Hasan M, Fayter AER, Biggs C, Walker M, Gibson MI. Site-specific conjugation of antifreeze proteins onto polymer-stabilized nanoparticles. Polym Chem 2019; 10:2986-2990. [PMID: 31303900 PMCID: PMC6592154 DOI: 10.1039/c8py01719k] [Citation(s) in RCA: 20] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/03/2018] [Accepted: 01/21/2019] [Indexed: 12/12/2022]
Abstract
Antifreeze proteins (AFPs) have many potential applications, ranging from cryobiology to aerospace, if they can be incorporated into materials. Here, a range of engineered AFP mutants were prepared and site-specifically conjugated onto RAFT polymer-stabilized gold nanoparticles to generate new hybrid multivalent ice growth inhibitors. Only the SNAP-tagged AFPs lead to potent 'antifreeze' active nanomaterials with His-Tag capture resulting in no activity, showing the mode of conjugation is essential. This versatile strategy will enable the development of multivalent AFPs for translational and fundamental studies.
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Affiliation(s)
- Laura E Wilkins
- Department of Chemistry , University of Warwick , Coventry , CV4 7AL , UK .
| | - Muhammad Hasan
- Department of Chemistry , University of Warwick , Coventry , CV4 7AL , UK .
| | - Alice E R Fayter
- Department of Chemistry , University of Warwick , Coventry , CV4 7AL , UK .
| | - Caroline Biggs
- Department of Chemistry , University of Warwick , Coventry , CV4 7AL , UK .
| | - Marc Walker
- Department of Physics , University of Warwick , Coventry , CV4 7AL , UK
| | - Matthew I Gibson
- Department of Chemistry , University of Warwick , Coventry , CV4 7AL , UK .
- Warwick Medical School , University of Warwick , Coventry , CV4 7AL , UK
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19
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Stubbs C, Wilkins LE, Fayter AER, Walker M, Gibson MI. Multivalent Presentation of Ice Recrystallization Inhibiting Polymers on Nanoparticles Retains Activity. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2019; 35:7347-7353. [PMID: 30095267 PMCID: PMC6354916 DOI: 10.1021/acs.langmuir.8b01952] [Citation(s) in RCA: 27] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/08/2023]
Abstract
Poly(vinyl alcohol) (PVA) has emerged as the most potent mimic of antifreeze (glyco)proteins ice recrystallization inhibition (IRI) activity, despite its lack of structural similarities and flexible, rather than rigid, backbone. The precise spacing of hydroxyl groups is hypothesized to enable PVA to recognize the prism planes of ice but not the basal plane, due to hydroxyl pattern matching of the ice surface giving rise to the macroscopic activity. Here, well-defined PVA derived from reversible addition-fragmentation chain-transfer (RAFT) polymerization is immobilized onto gold nanoparticles to enable the impact of nanoscale assembly and confinement on the observed IRI activity. Unlike previous reports using star-branched or bottle-brush PVAs, the nanoparticle-PVA retains all IRI activity compared to polymers in solution. Evidence is presented to show that this is due to the low grafting densities on the particle surface meaning the chains are free to explore the ice faces, rather than being constrained as in star-branched polymers. These results demonstrate a route to develop more functional IRI's and inclusion of metallic particle cores for imaging and associated applications in cryobiology.
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Affiliation(s)
- Christopher Stubbs
- Department of Chemistry, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - Laura E. Wilkins
- Department of Chemistry, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - Alice E. R Fayter
- Department of Chemistry, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - Marc Walker
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - Matthew I. Gibson
- Department of Chemistry, University of Warwick, Coventry CV4 7AL, United Kingdom
- Warwick Medical School, University of Warwick, Coventry CV4 7AL, United Kingdom
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20
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Affiliation(s)
- Alexander G. Shtukenberg
- Department of Chemistry and Molecular
Design Institute, New York University, 100 Washington Square East, New York City, New York 10003, United States
| | - Michael D. Ward
- Department of Chemistry and Molecular
Design Institute, New York University, 100 Washington Square East, New York City, New York 10003, United States
| | - Bart Kahr
- Department of Chemistry and Molecular
Design Institute, New York University, 100 Washington Square East, New York City, New York 10003, United States
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21
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Biggs CI, Bailey TL, Ben Graham, Stubbs C, Fayter A, Gibson MI. Polymer mimics of biomacromolecular antifreezes. Nat Commun 2017; 8:1546. [PMID: 29142216 PMCID: PMC5688100 DOI: 10.1038/s41467-017-01421-7] [Citation(s) in RCA: 142] [Impact Index Per Article: 20.3] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/16/2017] [Accepted: 09/15/2017] [Indexed: 11/08/2022] Open
Abstract
Antifreeze proteins from polar fish species are remarkable biomacromolecules which prevent the growth of ice crystals. Ice crystal growth is a major problem in cell/tissue cryopreservation for transplantation, transfusion and basic biomedical research, as well as technological applications such as icing of aircraft wings. This review will introduce the rapidly emerging field of synthetic macromolecular (polymer) mimics of antifreeze proteins. Particular focus is placed on designing polymers which have no structural similarities to antifreeze proteins but reproduce the same macroscopic properties, potentially by different molecular-level mechanisms. The application of these polymers to the cryopreservation of donor cells is also introduced.
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Affiliation(s)
- Caroline I Biggs
- Department of Chemistry, University of Warwick, Coventry, CV4 7AL, UK
| | - Trisha L Bailey
- Department of Chemistry, University of Warwick, Coventry, CV4 7AL, UK
| | - Ben Graham
- Department of Chemistry, University of Warwick, Coventry, CV4 7AL, UK
| | | | - Alice Fayter
- Department of Chemistry, University of Warwick, Coventry, CV4 7AL, UK
| | - Matthew I Gibson
- Department of Chemistry, University of Warwick, Coventry, CV4 7AL, UK.
- Warwick Medical School, University of Warwick, Coventry, CV4 7AL, UK.
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22
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Voets IK. From ice-binding proteins to bio-inspired antifreeze materials. SOFT MATTER 2017; 13:4808-4823. [PMID: 28657626 PMCID: PMC5708349 DOI: 10.1039/c6sm02867e] [Citation(s) in RCA: 117] [Impact Index Per Article: 16.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/23/2016] [Accepted: 06/16/2017] [Indexed: 05/07/2023]
Abstract
Ice-binding proteins (IBP) facilitate survival under extreme conditions in diverse life forms. IBPs in polar fishes block further growth of internalized environmental ice and inhibit ice recrystallization of accumulated internal crystals. Algae use IBPs to structure ice, while ice adhesion is critical for the Antarctic bacterium Marinomonas primoryensis. Successful translation of this natural cryoprotective ability into man-made materials holds great promise but is still in its infancy. This review covers recent advances in the field of ice-binding proteins and their synthetic analogues, highlighting fundamental insights into IBP functioning as a foundation for the knowledge-based development of cheap, bio-inspired mimics through scalable production routes. Recent advances in the utilisation of IBPs and their analogues to e.g. improve cryopreservation, ice-templating strategies, gas hydrate inhibition and other technologies are presented.
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Affiliation(s)
- I K Voets
- Institute for Complex Molecular Systems, Eindhoven University of Technology, Post Office Box 513, 5600 MD Eindhoven, The Netherlands. and Laboratory of Macromolecular and Organic Chemistry, Department of Chemical Engineering and Chemistry, Eindhoven University of Technology, Post Office Box 513, 5600 MD Eindhoven, The Netherlands and Laboratory of Physical Chemistry, Department of Chemical Engineering and Chemistry, Eindhoven University of Technology, Post Office Box 513, 5600 MD Eindhoven, The Netherlands
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23
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24
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Kim HJ, Lee JH, Hur YB, Lee CW, Park SH, Koo BW. Marine Antifreeze Proteins: Structure, Function, and Application to Cryopreservation as a Potential Cryoprotectant. Mar Drugs 2017; 15:md15020027. [PMID: 28134801 PMCID: PMC5334608 DOI: 10.3390/md15020027] [Citation(s) in RCA: 97] [Impact Index Per Article: 13.9] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/01/2016] [Accepted: 01/20/2017] [Indexed: 11/16/2022] Open
Abstract
Antifreeze proteins (AFPs) are biological antifreezes with unique properties, including thermal hysteresis(TH),ice recrystallization inhibition(IRI),and interaction with membranes and/or membrane proteins. These properties have been utilized in the preservation of biological samples at low temperatures. Here, we review the structure and function of marine-derived AFPs, including moderately active fish AFPs and hyperactive polar AFPs. We also survey previous and current reports of cryopreservation using AFPs. Cryopreserved biological samples are relatively diverse ranging from diatoms and reproductive cells to embryos and organs. Cryopreserved biological samples mainly originate from mammals. Most cryopreservation trials using marine-derived AFPs have demonstrated that addition of AFPs can improve post-thaw viability regardless of freezing method (slow-freezing or vitrification), storage temperature, and types of biological sample type.
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Affiliation(s)
- Hak Jun Kim
- Department of Chemistry, Pukyong National University, Busan 48513, Korea.
| | - Jun Hyuck Lee
- Unit of Polar Genomics, Korea Polar Research Institute, Incheon 21990, Korea.
| | - Young Baek Hur
- Tidal Flat Research Institute, National Fisheries Research and Development Institute, Gunsan, Jeonbuk 54014, Korea.
| | - Chang Woo Lee
- Unit of Polar Genomics, Korea Polar Research Institute, Incheon 21990, Korea.
| | - Sun-Ha Park
- Unit of Polar Genomics, Korea Polar Research Institute, Incheon 21990, Korea.
| | - Bon-Won Koo
- Department of Chemistry, Pukyong National University, Busan 48513, Korea.
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25
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Phippen SW, Stevens CA, Vance TDR, King NP, Baker D, Davies PL. Multivalent Display of Antifreeze Proteins by Fusion to Self-Assembling Protein Cages Enhances Ice-Binding Activities. Biochemistry 2016; 55:6811-6820. [PMID: 27951652 DOI: 10.1021/acs.biochem.6b00864] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
Antifreeze proteins (AFPs) are small monomeric proteins that adsorb to the surface of ice to inhibit ice crystal growth and impart freeze resistance to the organisms producing them. Previously, monomeric AFPs have been conjugated to the termini of branched polymers to increase their activity through the simultaneous binding of more than one AFP to ice. Here, we describe a superior approach to increasing AFP activity through oligomerization that eliminates the need for conjugation reactions with varying levels of efficiency. A moderately active AFP from a fish and a hyperactive AFP from an Antarctic bacterium were genetically fused to the C-termini of one component of the 24-subunit protein cage T33-21, resulting in protein nanoparticles that multivalently display exactly 12 AFPs. The resulting nanoparticles exhibited freezing point depression >50-fold greater than that seen with the same concentration of monomeric AFP and a similar increase in the level of ice-recrystallization inhibition. These results support the anchored clathrate mechanism of binding of AFP to ice. The enhanced freezing point depression could be due to the difficulty of overgrowing a larger AFP on the ice surface and the improved ice-recrystallization inhibition to the ability of the nanoparticle to simultaneously bind multiple ice grains. Oligomerization of these proteins using self-assembling protein cages will be useful in a variety of biotechnology and cryobiology applications.
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Affiliation(s)
- Sean W Phippen
- Department of Biomedical and Molecular Sciences, Queen's University , Kingston, Ontario K7L 3N6, Canada
| | - Corey A Stevens
- Department of Biomedical and Molecular Sciences, Queen's University , Kingston, Ontario K7L 3N6, Canada
| | - Tyler D R Vance
- Department of Biomedical and Molecular Sciences, Queen's University , Kingston, Ontario K7L 3N6, Canada
| | - Neil P King
- Department of Biochemistry, University of Washington , Seattle, Washington 98195, United States.,Institute for Protein Design, University of Washington , Seattle, Washington 98195, United States
| | - David Baker
- Department of Biochemistry, University of Washington , Seattle, Washington 98195, United States.,Institute for Protein Design, University of Washington , Seattle, Washington 98195, United States.,Howard Hughes Medical Institute, University of Washington , Seattle, Washington 98195, United States
| | - Peter L Davies
- Department of Biomedical and Molecular Sciences, Queen's University , Kingston, Ontario K7L 3N6, Canada
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26
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Drori R, Li C, Hu C, Raiteri P, Rohl AL, Ward MD, Kahr B. A Supramolecular Ice Growth Inhibitor. J Am Chem Soc 2016; 138:13396-13401. [DOI: 10.1021/jacs.6b08267] [Citation(s) in RCA: 71] [Impact Index Per Article: 8.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Affiliation(s)
- Ran Drori
- Department
of Chemistry and Molecular Design Institute, New York University, New York, New York 10003, United States
| | - Chao Li
- Department
of Chemistry and Molecular Design Institute, New York University, New York, New York 10003, United States
| | - Chunhua Hu
- Department
of Chemistry and Molecular Design Institute, New York University, New York, New York 10003, United States
| | - Paolo Raiteri
- Curtin
Institute for Computation and Department of Chemistry, Curtin University, Perth, Western Australia 6845, Australia
| | - Andrew L. Rohl
- Curtin
Institute for Computation and Department of Chemistry, Curtin University, Perth, Western Australia 6845, Australia
| | - Michael D. Ward
- Department
of Chemistry and Molecular Design Institute, New York University, New York, New York 10003, United States
| | - Bart Kahr
- Department
of Chemistry and Molecular Design Institute, New York University, New York, New York 10003, United States
- Department
of Advanced Science and Engineering (TWIns), Waseda University, Tokyo, Japan
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27
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Congdon T, Notman R, Gibson MI. Influence of Block Copolymerization on the Antifreeze Protein Mimetic Ice Recrystallization Inhibition Activity of Poly(vinyl alcohol). Biomacromolecules 2016; 17:3033-9. [PMID: 27476873 PMCID: PMC5022065 DOI: 10.1021/acs.biomac.6b00915] [Citation(s) in RCA: 25] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/20/2016] [Revised: 07/29/2016] [Indexed: 11/28/2022]
Abstract
Antifreeze (glyco) proteins are produced by many cold-acclimatized species to enable them to survive subzero temperatures. These proteins have multiple macroscopic effects on ice crystal growth which makes them appealing for low-temperature applications-from cellular cryopreservation to food storage. Poly(vinyl alcohol) has remarkable ice recrystallization inhibition activity, but its mode of action is uncertain as is the extent at which it can be incorporated into other high-order structures. Here the synthesis and characterization of well-defined block copolymers containing poly(vinyl alcohol) and poly(vinylpyrrolidone) by RAFT/MADIX polymerization is reported, as new antifreeze protein mimetics. The effect of adding a large second hydrophilic block is studied across a range of compositions, and it is found to be a passive component in ice recrystallization inhibition assays, enabling retention of all activity. In the extreme case, a block copolymer with only 10% poly(vinyl alcohol) was found to retain all activity, where statistical copolymers of PVA lose all activity with very minor changes to composition. These findings present a new method to increase the complexity of antifreeze protein mimetic materials, while retaining activity, and also to help understand the underlying mechanisms of action.
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Affiliation(s)
- Thomas
R. Congdon
- Department
of Chemistry, University of Warwick, Coventry, CV4 7AL, U.K.
| | - Rebecca Notman
- Department
of Chemistry, University of Warwick, Coventry, CV4 7AL, U.K.
| | - Matthew I. Gibson
- Department
of Chemistry, University of Warwick, Coventry, CV4 7AL, U.K.
- Warwick
Medical School, University of Warwick, Coventry, CV4 7AL, U.K.
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28
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Jung S, Kwon I. Expansion of bioorthogonal chemistries towards site-specific polymer–protein conjugation. Polym Chem 2016. [DOI: 10.1039/c6py00856a] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
Bioorthogonal chemistries have been used to achieve polymer-protein conjugation with the retained critical properties.
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Affiliation(s)
- Secheon Jung
- School of Materials Science and Engineering
- Gwangju Institute of Science and Technology (GIST)
- Gwangju 61005
- Republic of Korea
| | - Inchan Kwon
- School of Materials Science and Engineering
- Gwangju Institute of Science and Technology (GIST)
- Gwangju 61005
- Republic of Korea
- Department of Chemical Engineering
| |
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