纤维二糖
- 名cellobiose
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此酶作用于纤维二糖的Km值为6.09mM。
The Km for cellobiose , 6.09 mM ;
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纤维二糖在低浓度时可以促进t-PA的生物合成而在高浓度时对t-PA生物合成起反馈阻遏作用。
Cellobiose could promote the biosynthesis of t-PA when its concentration is low and could produce feedback repression when its concentration is high .
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绿色木霉纤维二糖水解酶Ⅱ的X射线辐射损伤研究
Damage Analyse of X-Ray Radiated Cellobiohydrolase ⅱ Molecule from Trichoderma Viride
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HPLC法测定玉米浓醪发酵酒精醪液中的纤维二糖和蜜二糖
Determination of Cellobiose and Melibiose in the Distillate of High-Gravity Ethanol Broth from Corn by HPLC
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研究表明,热纤梭菌转化纯纤维素的产物主要有酒精、乙酸、还原糖、CO2和H2,还原糖成份为木糖、纤维二糖和葡萄糖。
The results show that the products of pure cellulose fermented by clostridium thermocellum are alcohol , acetic acid , reduced sugar , carbon dioxide and hydrogen .
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以CMC,滤纸和纤维二糖等作底物,用大量实验测定了纤维素酶活力。
CMC , filter paper and cellobiose were taken as substrates for the activity determination of cellulases .
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裂褶菌纤维二糖脱氢酶(cellobiosedehydrogenase,CDH)可以提高纤维素酶对纤维素的降解。
Cellobiose dehydrogenase ( CDH ) of Schizophyllum could increase cellulose degradation by cellulases .
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天然纤维素的有效酶解取决于外切葡聚糖纤维二糖水解酶(CBH)和内切葡聚糖水解酶(EG)的协同作用。
Cellulose is degraded mainly in nature by the synergistic action of endoglucanase ( EG ) and cellobiohydrolase ( CBH ) .
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在电子供体纤维二糖存在下,CDH可以还原由豆壳过氧化物酶(SHP)氧化多种芳香化合物所生成的产物。
In the presence of cellobiose , CDH could reduce many oxidized products catalyzed by soybean hull peroxidase ( SHP ) .
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PROD对双糖中的麦芽糖催化率为3.19%,对乳糖、蔗糖、纤维二糖几乎无催化作用;
The PROD had catalyzing effects for maltose ( 3.19 % ) but little effect for α - lactose , sucrose and cellobiose .
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CDH与纤维二糖水解酶或内切纤维素酶在降解棉花纤维素时没有表现出协同作用。
CDH had little synergism with cellobiohydrolase I ( CBH I ) or endoglucanase I ( EG I ) in cotton cellulose degradation .
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但若棉花事先在纤维二糖存在下用CDH预处理,则变得易于被水解。
But if the cotton cellulose was pre-treated by CDH in the presence of cellobiose , it became to be easily hydrolyzed by CBH I or EG 1 .
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堆肥系统中,微生物降解木质素的代谢过程由一系列酶共同完成,而锰过氧化物酶(MnP)和纤维二糖脱氢酶(CDH)在其中起了关键性作用。
The metabolic process during microbial degradation of lignin is completed together by a series of enzymes in the compost system , in which manganese peroxidase and cellobiose dehydrogenase play the key role .
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纤维二糖脱氢酶(CDH)可以吸附棉花、微晶纤维素和酸处理纤维素,4min便都达到平衡。
Equilibrium of adsorption of cellobiose dehydrogenase ( CDH ) of Schizophyllum commune on cotton cellulose , microcrystalline cellulose , and phosphate swollen cellulose was reached within 4 min.
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该重组菌可以在以纤维二糖为唯一碳源的培养基中生长,培养36h,β-葡萄糖苷酶酶活达到0.967μ/ml。
The recombined yeast ( Saccharomyces cerevisiae BGL-19 ) could grow on the medium with cellobiose as sole carbon source and the highest enzyme activity ( 0.967 μ / ml ) was achieved at 36h .
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纤维二糖脱氢酶对杨木CTMP的热返黄具有一定的抑制效果,但木聚糖酶、纤维素酶等处理对降低纸浆返黄值的作用不大。
Pretreatment with cellobiose dehydrogenase ( CDH ) also has showed a positive influence on inhibiting the heat-induced yellowing of the aspen CTMP , while xylanase or cellulase showed little effect on decreasing the PC number of the pulp .
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粗酶液用SephadexG-100凝胶过滤柱层析,以CMC-Na和纤维二糖为底物追踪纤维素酶活力,结果两种底物均显示单一的酶活力峰。
The crude enzyme solution was purified by Sephadex G-100 gel filtration column , when CMC-Na and cellobiose were used to trace the activities of the cellulase system . The result was that each of them had one activity peak .
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内切型B-1,4-葡聚糖苷酶(也称Cx酶或CMC酶)属于纤维素酶系,能将大分子纤维素降解为纤维二糖,在纤维素酶系水解纤维素的过程中起关键作用。
β - 1,4 - endoglucanase , also called Cx enzyme or CMC enzyme , belongs to the cellulases . It can degrade the macromolecule cellulose into cellobiose , and very important in the process of the hydrolysis of celluloses by cellulases .
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利用纤维二糖的酵母工程菌构建
Construction of Recombinant Yeast Strain Using Cellobiose as Sole Carbon Source
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纤维二糖脱氢酶在纤维素降解中的作用研究
Study on the role of cellobiose dehydrogenase in cellulose degradation
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纤维二糖氧化还原酶降解木质纤维素研究进展
Advance of research on the role of cellobiose oxidoreductases in lignocellulosics degradation
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木质素降解过程中纤维二糖脱氢酶和漆酶协同作用的初步研究
Preliminary Research on Synergies of Laccase and Cellobiose Dehydrogenase in Lignin Biodegradation
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利用纤维素酶水解纤维素生产燃料乙醇是一种有前景的技术,但是该技术需要内切葡聚糖酶、纤维二糖水解酶和β-葡萄糖苷酶协同作用,才能起到较好的水解效果。
Cellulase hydrolysis of cellulose to fuel ethanol is one of the promising technologies .
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纤维二糖在纤维素生物降解中调控作用的探讨
The role of cellobiose in cellulose biological degradation
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一般糖类都能提高中性纤维素酶的热稳定性,其中纤维二糖提高热稳定的作用特别显著。
Several alcohols have a positive effect on the thermal stability of the enzyme .
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纤维二糖诱导阻遏真菌合成纤维素酶的特异性基础
Basis of Specificity of Induction and Repression by Cellobiose on Cellulase Biosynthesis in Fungi
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酿酒酵母纤维二糖代谢途径的搭建
Metabolism Pathway of Cellobiose in Saccharomyces cerevisiae
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纤维二糖脱氢酶抑制酚型化合物聚合及促进木素降解的研究
Cellobiose Dehydrogenase : Inhibition of Polymerization of Phenolic Compounds and Enhancing Lignin Degradation by Ligninases
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在所有测试碳源中,纤维二糖、阿拉伯糖为最佳碳源;
Among tested carbon source , cellobiose and arabinose is the best for laccase production .
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葡萄糖+纤维二糖对晶区取向参数ψ、φ有较显著的正向作用;
Glucose + fiber double sugar has obvious positive function on quartz area parameter ψ and φ;