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β-Xylosidase SRBX1 Activity from Sporisorium reilianum and Its Synergism with Xylanase SRXL1 in Xylose Release from Corn Hemicellulose. J Fungi (Basel) 2022; 8:jof8121295. [PMID: 36547628 PMCID: PMC9781407 DOI: 10.3390/jof8121295] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/05/2022] [Revised: 12/08/2022] [Accepted: 12/09/2022] [Indexed: 12/15/2022] Open
Abstract
Sposisorium reilianum is the causal agent of corn ear smut disease. Eleven genes have been identified in its genome that code for enzymes that could constitute its hemicellulosic system, three of which have been associated with two Endo-β-1,4-xylanases and one with α-L-arabinofuranosidase activity. In this study, the native protein extracellular with β-xylosidase activity, called SRBX1, produced by this basidiomycete was analyzed by performing production kinetics and its subsequent purification by gel filtration. The enzyme was characterized biochemically and sequenced. Finally, its synergism with Xylanase SRXL1 was determined. Its activity was higher in a medium with corn hemicellulose and glucose as carbon sources. The purified protein was a monomer associated with the sr16700 gene, with a molecular weight of 117 kDa and optimal activity at 60 °C in a pH range of 4-7, which had the ability to hydrolyze the ρ-nitrophenyl β-D-xylanopyranoside and ρ-Nitrophenyl α-L-arabinofuranoside substrates. Its activity was strongly inhibited by silver ions and presented Km and Vmax values of 2.5 mM and 0.2 μmol/min/mg, respectively, using ρ-nitrophenyl β-D-xylanopyranoside as a substrate. The enzyme degrades corn hemicellulose and birch xylan in combination and in sequential synergism with the xylanase SRXL1.
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Kim EY, Kwon CW, Chang PS. Purification and characterization of a novel acid-tolerant and heterodimeric β-glucosidase from pumpkin (Cucurbita moschata) seed. J Biosci Bioeng 2021; 132:125-131. [PMID: 34078567 DOI: 10.1016/j.jbiosc.2021.04.004] [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: 01/19/2021] [Revised: 04/15/2021] [Accepted: 04/16/2021] [Indexed: 10/21/2022]
Abstract
A novel β-glucosidase was purified from pumpkin (Cucurbita moschata) seed by anion exchange chromatography and gel permeation chromatography, and its molecular mass was determined to be 42.8 kDa by gel permeation chromatography. The heterodimeric structure consisting of two subunits, free from disulfide bonds, was determined by native-PAGE analysis followed by zymography. The enzyme was maximally active at pH 4.0 and 70°C, and Vmax, Km, and kcat values were 0.078 units mg-1 protein, 2.22 mM, and 13.29 min-1, respectively, employing p-nitrophenyl-β-d-glucopyranoside as the substrate. The high content of glycine determined by amino acid analysis implies that the enzyme possesses flexible conformations and interacts with cell membranes and walls in nature. Circular dichroism studies revealed that the high stability of the enzyme within the pH range of 2.0-10.0 is due to its reversible pH-responsive characteristics for α-helix-antiparallel β-sheet interconversion.
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Affiliation(s)
- Eui Young Kim
- Department of Agricultural Biotechnology, Seoul National University, Seoul 08826, Republic of Korea
| | - Chang Woo Kwon
- Research Institute of Agriculture and Life Sciences, Seoul National University, Seoul 08826, Republic of Korea
| | - Pahn-Shick Chang
- Department of Agricultural Biotechnology, Seoul National University, Seoul 08826, Republic of Korea; Research Institute of Agriculture and Life Sciences, Seoul National University, Seoul 08826, Republic of Korea; Center for Food and Bioconvergence, Seoul National University, Seoul 08826, Republic of Korea; Center for Agricultural Microorganism and Enzyme, Seoul National University, Seoul 08826, Republic of Korea.
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Effect of Barium Addition on Hydrolytic Enzymatic Activities in Food Waste Degradation under Anaerobic Conditions. Processes (Basel) 2020. [DOI: 10.3390/pr8111371] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022] Open
Abstract
Enzymatic hydrolysis of complex components of residual materials, such as food waste, is a rate-limiting step that conditionates the production rate of biofuels. Research into the anaerobic degradation of cellulose and starch, which are abundant components in organic waste, could contribute to optimize biofuels production processes. In this work, a lab-scale anaerobic semi-continuous hydrolytic reactor was operated for 171 days using food waste as feedstock; the effect of Ba2+ dosage over the activity of five hydrolytic enzymes was also evaluated. No significant effects were observed on the global performance of the hydrolytic process during the steady-state of the operation of the reactor, nevertheless, it was detected that Ba2+ promoted β-amylases activity by 76%, inhibited endoglucanases and α-amylases activity by 39 and 20%, respectively, and had no effect on β-glucosidases and glucoamylases activity. The mechanisms that rule the observed enzymatic activity changes remain unknown; however, the discussion in this paper provides hypothetical explanations for further research.
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Yang Y, Wang J, Guo H, Cao Y. The enzymatic characters of heterologous expressed novel β-1, 4-glucosidase originated from Aspergillus fresenii. 3 Biotech 2020; 10:239. [PMID: 32405443 DOI: 10.1007/s13205-020-02229-x] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/24/2020] [Accepted: 04/25/2020] [Indexed: 11/26/2022] Open
Abstract
β-1, 4-glucosidases generate glucose from cellobiose and oligosaccharides, enhancing the productivity in biorefinery and the bioconversion process as well as the nutritional value in food and feed. With the high-throughput sequencing technique, a novel β-1, 4-glucosidase, named bgl T2, containing 861 amino acid residues, was found from Aspergillus fresenii. bgl T2 belongs to the glycosyl hydrolase (GH) family 3. The bgl T2 that expressed by Komagataella phaffii X33 presented the highest activity at 55 °C and pH 5.5. The half-lives of bgl T2 under 50 °C, 55 °C, 60 °C, and 65 °C were 9 min 36 s, 4 min 22 s, 117 s, and 68 s, respectively. The bgl T2 was stable between pH 3.0 to pH 8.0. The Michaelis constant (K m) and the theoretical maximum rate (V max) of bgl T2 were 0.0007 mol/L and 9 × 10-8 mol/L/s, respectively. In a 5 L fermentation vessel, the recombinant K.phaffii X33 could yield a β-1, 4-glucosidase activity of 4.45 U/mL after 96 h methanol inducement. As an important member of cellulases, the novel bgl T2 might contribute to bioenergy, food processing, feed enrichment, and nutritional study, etc. This study also developed a path to obtain new enzymes depending on high-throughput sequencing technique.
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Affiliation(s)
- Yongzhi Yang
- State Key Laboratory of Animal Nutrition, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, 100193 China
| | - Jian Wang
- State Key Laboratory of Animal Nutrition, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, 100193 China
| | - Henan Guo
- State Key Laboratory of Animal Nutrition, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, 100193 China
| | - Yunhe Cao
- State Key Laboratory of Animal Nutrition, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, 100193 China
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Statistical optimization of production conditions of β-glucosidase from Bacillus stratosphericus strain SG9. 3 Biotech 2017; 7:221. [PMID: 28677083 DOI: 10.1007/s13205-017-0866-7] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/18/2017] [Accepted: 06/28/2017] [Indexed: 10/19/2022] Open
Abstract
The present study illustrates the optimization and characterization of β-glucosidase from a bacterial isolate, strain SG9. Sixty-eight different variables were first screened by one factor at a time method. The screened variable optimization was then performed by Plackett-Burman design followed by Box-Behnken response surface methodology. Thirty-one variables were screened, of which five variables were found to be significant. Box-Behnken design was then performed using the most significant variables, viz., esculin, K2HPO4 and MgSO4. The maximum enzyme activity was observed with an optimal medium composition of esculin (1.9 g/L), K2HPO4 (0. 5 g/L) and MgSO4 (0.3 g/L) with a predicted value of 3392.01 IU. The maximum β-glucosidase production achieved was 3340 IU. The bacterial strain was identified by 16S rRNA gene sequence and biochemical characterization. The strain was identified as Bacillus stratosphericus and is a first report of its kind.
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Pei X, Zhao J, Cai P, Sun W, Ren J, Wu Q, Zhang S, Tian C. Heterologous expression of a GH3 β-glucosidase from Neurospora crassa in Pichia pastoris with high purity and its application in the hydrolysis of soybean isoflavone glycosides. Protein Expr Purif 2016; 119:75-84. [PMID: 26596358 DOI: 10.1016/j.pep.2015.11.010] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/07/2015] [Revised: 09/30/2015] [Accepted: 11/10/2015] [Indexed: 01/30/2023]
Abstract
Previous studies have shown isoflavone aglycones to have more biological effects than their counterparts, isoflavone glycones. Some β-glucosidases can hydrolyze isoflavone glucosides to release aglycones, and discovery of these has attracted great interest. A glycoside hydrolase (GH) family 3 β-glucosidase (bgl2) gene from Neurospora crassa was heterologously expressed in Pichia pastoris with high purity. The recombinant BGL2 enzyme displayed its highest activity at pH 5.0 and 60 °C, and had its maximum activity against p-nitrophenyl-β-d-glucopyranoside (pNPG) (143.27 ± 4.79 U/mg), followed by cellobiose (74.99 ± 0.78 U/mg), gentiobiose (47.55 ± 0.15 U/mg), p-nitrophenyl-β-d-cellobioside (pNPC) (40.07 ± 0.87 U/mg), cellotriose (12.31 ± 0.36 U/mg) and cellotetraose (9.04 ± 0.14 U/mg). The kinetic parameters of Km and Vmax were 0.21 ± 0.01 mM and 147.93 ± 2.77 μM/mg/min for pNPG. The purified enzyme showed a heightened ability to convert the major soybean isoflavone glycosides (daidzin, genistin and glycitin) into their corresponding aglycone forms (daidzien, genistein and glycitein). With this activity against soybean isoflavone glycosides, BGL2 shows great potential for applications in the food, animal feed, and pharmaceutical industries.
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Affiliation(s)
- Xue Pei
- College of Plant Sciences, Jilin University, Changchun 130062, China; Tianjin Institute of Industrial Biotechnology, Chinese Academy of Sciences, Tianjin 300308, China
| | - Junqi Zhao
- Tianjin Institute of Industrial Biotechnology, Chinese Academy of Sciences, Tianjin 300308, China
| | - Pengli Cai
- Tianjin Institute of Industrial Biotechnology, Chinese Academy of Sciences, Tianjin 300308, China
| | - Wenliang Sun
- Tianjin Institute of Industrial Biotechnology, Chinese Academy of Sciences, Tianjin 300308, China
| | - Jie Ren
- Tianjin Institute of Industrial Biotechnology, Chinese Academy of Sciences, Tianjin 300308, China
| | - Qiaqing Wu
- Tianjin Institute of Industrial Biotechnology, Chinese Academy of Sciences, Tianjin 300308, China
| | - Shihong Zhang
- College of Plant Sciences, Jilin University, Changchun 130062, China
| | - Chaoguang Tian
- Tianjin Institute of Industrial Biotechnology, Chinese Academy of Sciences, Tianjin 300308, China.
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Heterologous Expression and Characterization of a GH3 β-Glucosidase from Thermophilic Fungi Myceliophthora thermophila in Pichia pastoris. Appl Biochem Biotechnol 2015; 177:511-27. [PMID: 26234435 DOI: 10.1007/s12010-015-1759-z] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/25/2014] [Accepted: 07/14/2015] [Indexed: 01/06/2023]
Abstract
A novel β-glucosidase of glycoside hydrolase (GH) family 3 from Myceliophthora thermophila (mtbgl3b) was successfully expressed in Pichia pastoris. The full-length gene consists of 2613 bp nucleotides encoding a protein of 870 amino acids. MtBgl3b showed maximum activity at pH 5.0 and remained more than 70 % relative activity at 3.5-6.0. The enzyme displayed the highest activity at 60 °C and kept about 90 % relative activity for 50-65 °C; besides, the enzyme showed psychrophilic trait and remains 51 % relative activity at 40 °C. MtBgl3b exhibited good stability over a wide pH range of 3.0-10.0 and was thermostable at 60 and 65 °C. The enzyme displayed highest activity towards p-nitrophenyl-β-D-glucopyranoside (pNPG), followed by p-nitrophenyl-D-cellobioside (pNPC), cellotetraose, cellotriose, cellobiose, and gentiobiose. When using 10 % cellobiose (w/v) as the substrate, the enzyme showed transglycosylation activity to produce the cellotriose. The kinetic parametric of K m and V max were 2.78 mM and 927.9 μM mg(-1) min(-1), respectively. Finally, the reaction mode of the enzyme and the substrates were analyzed by molecular docking approach.
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Muensean K, Kim SM. Purification and characterization of β-glucosidase produced by Trichoderma citrinoviride cultivated on microalga Chlorella vulgaris. APPL BIOCHEM MICRO+ 2014. [DOI: 10.1134/s000368381501010x] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
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9
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Characterization of Lignocellulolytic Enzymes from White-Rot Fungi. Curr Microbiol 2014; 70:485-98. [DOI: 10.1007/s00284-014-0743-0] [Citation(s) in RCA: 99] [Impact Index Per Article: 9.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/16/2014] [Accepted: 10/27/2014] [Indexed: 12/26/2022]
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10
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Rytioja J, Hildén K, Yuzon J, Hatakka A, de Vries RP, Mäkelä MR. Plant-polysaccharide-degrading enzymes from Basidiomycetes. Microbiol Mol Biol Rev 2014; 78:614-49. [PMID: 25428937 PMCID: PMC4248655 DOI: 10.1128/mmbr.00035-14] [Citation(s) in RCA: 221] [Impact Index Per Article: 22.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022] Open
Abstract
SUMMARY Basidiomycete fungi subsist on various types of plant material in diverse environments, from living and dead trees and forest litter to crops and grasses and to decaying plant matter in soils. Due to the variation in their natural carbon sources, basidiomycetes have highly varied plant-polysaccharide-degrading capabilities. This topic is not as well studied for basidiomycetes as for ascomycete fungi, which are the main sources of knowledge on fungal plant polysaccharide degradation. Research on plant-biomass-decaying fungi has focused on isolating enzymes for current and future applications, such as for the production of fuels, the food industry, and waste treatment. More recently, genomic studies of basidiomycete fungi have provided a profound view of the plant-biomass-degrading potential of wood-rotting, litter-decomposing, plant-pathogenic, and ectomycorrhizal (ECM) basidiomycetes. This review summarizes the current knowledge on plant polysaccharide depolymerization by basidiomycete species from diverse habitats. In addition, these data are compared to those for the most broadly studied ascomycete genus, Aspergillus, to provide insight into specific features of basidiomycetes with respect to plant polysaccharide degradation.
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Affiliation(s)
- Johanna Rytioja
- Department of Food and Environmental Sciences, Division of Microbiology and Biotechnology, University of Helsinki, Helsinki, Finland
| | - Kristiina Hildén
- Department of Food and Environmental Sciences, Division of Microbiology and Biotechnology, University of Helsinki, Helsinki, Finland
| | - Jennifer Yuzon
- Fungal Physiology, CBS-KNAW Fungal Biodiversity Centre, Utrecht, The Netherlands
| | - Annele Hatakka
- Department of Food and Environmental Sciences, Division of Microbiology and Biotechnology, University of Helsinki, Helsinki, Finland
| | - Ronald P de Vries
- Fungal Physiology, CBS-KNAW Fungal Biodiversity Centre, Utrecht, The Netherlands Fungal Molecular Physiology, Utrecht University, Utrecht, The Netherlands
| | - Miia R Mäkelä
- Department of Food and Environmental Sciences, Division of Microbiology and Biotechnology, University of Helsinki, Helsinki, Finland
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Wang M, Mu Z, Wang J, Hou S, Han L, Dong Y, Xiao L, Xia R, Fang X. The identification of and relief from Fe3+ inhibition for both cellulose and cellulase in cellulose saccharification catalyzed by cellulases from Penicillium decumbens. BIORESOURCE TECHNOLOGY 2013; 133:507-512. [PMID: 23455222 DOI: 10.1016/j.biortech.2013.01.172] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/29/2012] [Revised: 01/30/2013] [Accepted: 01/31/2013] [Indexed: 06/01/2023]
Abstract
Lignocellulosic biomass is an underutilized, renewable resource that can be converted to biofuels. The key step in this conversion is cellulose saccharification catalyzed by cellulase. In this work, the effect of metal ions on cellulose hydrolysis by cellulases from Penicillium decumbens was reported for the first time. Fe(3+) and Cu(2+) were shown to be inhibitory. Further studies on Fe(3+) inhibition showed the inhibition takes place on both enzyme and substrate levels. Fe(3+) treatment damages cellulases' capability to degrade cellulose and inhibits all major cellulase activities. Fe(3+) treatment also reduces the digestibility of cellulose, due to its oxidation. Treatment of Fe(3+)-treated cellulose with DTT and supplementation of EDTA to saccharification systems partially relieved Fe(3+) inhibition. It was concluded that Fe(3+) inhibition in cellulose degradation is a complicated process in which multiple inhibition events occur, and that relief from Fe(3+) inhibition can be achieved by the supplementation of reducing or chelating agents.
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Affiliation(s)
- Mingyu Wang
- State Key Laboratory of Microbial Technology, Shandong University, Jinan, Shandong 250100, China
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12
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CELLULASES FROM THE BASIDIO - MYCETES CULTURAL LIQUID. BIOTECHNOLOGIA ACTA 2013. [DOI: 10.15407/biotech6.02.107] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022] Open
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13
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Falkoski DL, Guimarães VM, de Almeida MN, Alfenas AC, Colodette JL, de Rezende ST. Characterization of Cellulolytic Extract from Pycnoporus sanguineus PF-2 and Its Application in Biomass Saccharification. Appl Biochem Biotechnol 2012; 166:1586-603. [DOI: 10.1007/s12010-012-9565-3] [Citation(s) in RCA: 39] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/25/2011] [Accepted: 01/18/2012] [Indexed: 11/24/2022]
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14
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Fan HX, Miao LL, Liu Y, Liu HC, Liu ZP. Gene cloning and characterization of a cold-adapted β-glucosidase belonging to glycosyl hydrolase family 1 from a psychrotolerant bacterium Micrococcus antarcticus. Enzyme Microb Technol 2011; 49:94-9. [DOI: 10.1016/j.enzmictec.2011.03.001] [Citation(s) in RCA: 38] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/01/2010] [Revised: 02/28/2011] [Accepted: 03/05/2011] [Indexed: 11/30/2022]
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15
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Okamoto K, Sugita Y, Nishikori N, Nitta Y, Yanase H. Characterization of two acidic β-glucosidases and ethanol fermentation in the brown rot fungus Fomitopsis palustris. Enzyme Microb Technol 2010; 48:359-64. [PMID: 22112950 DOI: 10.1016/j.enzmictec.2010.12.012] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/24/2010] [Revised: 12/17/2010] [Accepted: 12/20/2010] [Indexed: 11/17/2022]
Abstract
Two acidic β-glucosidases (βGI and βGII) from the brown rot fungus Fomitopsis palustris were purified to homogeneity by several chromatographic steps. βGI and βGII had molecular weights of 130 and 213 kDa, respectively, and exhibited optimum activity at pH 2.5 and 55°C. The K(m) values of βGI and βGII for p-nitrophenyl-β-d-glucopyranoside were 0.706 and 0.971 mM, respectively. Although the effect of metal ions and inhibitors differed between the two enzymes, both β-glucosidases exhibited preferential glucose release during hydrolysis of cello-oligosaccharides, indicating that βGI and βGII possess effective exo-type activities. Notably, F. palustris was able to produce ethanol when cultured on medium containing 20 g/l of glucose, mannose, cellobiose, and maltose, in which the maximum ethanol concentrations measured were 9.2, 8.7, 9.0, and 8.9 g/l, corresponding to 90.2%, 85.3%, 88.2%, and 87.3% of the theoretical yield, respectively. These findings suggest that F. palustris has the ability not only to secrete β-glucosidase enzymes effective at low pH, but also to function as a biocatalyst, which may be suitable for the conversion of lignocellulosic materials into ethanol.
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Affiliation(s)
- Kenji Okamoto
- Department of Chemistry and Biotechnology, Graduate School of Engineering, Tottori University, 4-101 Koyama, Tottori 680-8552, Japan.
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One-step purification and characterization of a β-1,4-glucosidase from a newly isolated strain of Stereum hirsutum. Appl Microbiol Biotechnol 2010; 87:2107-16. [DOI: 10.1007/s00253-010-2668-2] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/17/2010] [Revised: 05/04/2010] [Accepted: 05/05/2010] [Indexed: 11/27/2022]
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17
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Joo AR, Jeya M, Lee KM, Lee KM, Moon HJ, Kim YS, Lee JK. Production and characterization of β-1,4-glucosidase from a strain of Penicillium pinophilum. Process Biochem 2010. [DOI: 10.1016/j.procbio.2010.02.005] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
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Jeya M, Joo AR, Lee KM, Tiwari MK, Lee KM, Kim SH, Lee JK. Characterization of β-glucosidase from a strain of Penicillium purpurogenum KJS506. Appl Microbiol Biotechnol 2009; 86:1473-84. [DOI: 10.1007/s00253-009-2395-8] [Citation(s) in RCA: 58] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/29/2009] [Revised: 11/29/2009] [Accepted: 12/01/2009] [Indexed: 10/20/2022]
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19
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Jiang C, Ma G, Li S, Hu T, Che Z, Shen P, Yan B, Wu B. Characterization of a novel β-glucosidase-like activity from a soil metagenome. J Microbiol 2009; 47:542-8. [DOI: 10.1007/s12275-009-0024-y] [Citation(s) in RCA: 35] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/16/2009] [Accepted: 05/26/2009] [Indexed: 11/27/2022]
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20
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Joo AR, Jeya M, Lee KM, Sim WI, Kim JS, Kim IW, Kim YS, Oh DK, Gunasekaran P, Lee JK. Purification and characterization of a β-1,4-glucosidase from a newly isolated strain of Fomitopsis pinicola. Appl Microbiol Biotechnol 2009; 83:285-94. [DOI: 10.1007/s00253-009-1861-7] [Citation(s) in RCA: 50] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/29/2008] [Revised: 01/05/2009] [Accepted: 01/06/2009] [Indexed: 11/30/2022]
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21
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Carvalho W, Ferraz A, Milagres AM. Clean-up and concentration of manganese peroxidases recovered during the biodegradation of Eucalyptus grandis by Ceriporiopsis subvermispora. Enzyme Microb Technol 2008. [DOI: 10.1016/j.enzmictec.2007.10.010] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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22
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23
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Yoon JJ, Kim KY, Cha CJ. Purification and characterization of thermostable β-glucosidase from the brown-rot basidiomycete Fomitopsis palustris grown on microcrystalline cellulose. J Microbiol 2008; 46:51-5. [DOI: 10.1007/s12275-007-0230-4] [Citation(s) in RCA: 35] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
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