3.2.1.165: exo-1,4-beta-D-glucosaminidase
This is an abbreviated version!
For detailed information about exo-1,4-beta-D-glucosaminidase, go to the full flat file.
Word Map on EC 3.2.1.165
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3.2.1.165
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chitosans
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glucosamine
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chitin
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deacetylation
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nonreducing
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chitooligosaccharides
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exo-type
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n-acetylglucosamine
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chitobiose
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orientalis
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thermococcus
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diacetylchitobiose
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glcnac2
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transglycosylation
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synthesis
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amycolatopsis
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chitosanolytic
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viscosimetric
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kodakaraensis
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exo-splitting
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beta-mannosidase
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reesei
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glcn-glcnac
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chitosan-degrading
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cm-sephadex
- 3.2.1.165
- chitosans
- glucosamine
- chitin
-
deacetylation
-
nonreducing
- chitooligosaccharides
-
exo-type
- n-acetylglucosamine
- chitobiose
- orientalis
- thermococcus
- diacetylchitobiose
- glcnac2
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transglycosylation
- synthesis
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amycolatopsis
-
chitosanolytic
-
viscosimetric
- kodakaraensis
-
exo-splitting
- beta-mannosidase
- reesei
-
glcn-glcnac
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chitosan-degrading
-
cm-sephadex
Reaction
hydrolysis of chitosan or chitosan oligosaccharides to remove successive D-glucosamine residues from the non-reducing termini =
Synonyms
beta-GlcNase, csx, CsxA, exo-beta--D-GlcNase, exo-beta-1.4-glucosaminidase, exo-beta-D-GlcNase, exo-beta-D-glucosaminidase, exo-beta-glucosaminidase, exo-chitosanase, exochitosanase, GlcNase, GlmA, Gls93, PBPRA0520 protein
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Natural Substrates Products on EC 3.2.1.165 - exo-1,4-beta-D-glucosaminidase
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REACTION DIAGRAM
beta-1,4-D-glucosamine tetrasaccharide
D-glucosamine + chitotriose
tetrasaccharide of chitosan efficiently depolymerizes chitosan to its constituent p-glucosamine monosaccharide in cooperation with endo-chitosanase
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Chitosanases hydrolyze beta-1,4-glycosidic linkage of chitosan, a polysaccharide consisting mainly of D-glucosamine with a variable content of N-acetyl-D-glucosamine
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additional information
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cleaving nonreducing beta-D-glucosamine residues of oligosaccharides, highly specific due to pocket for N2 group of glucosaminidase discriminating it from glucose
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additional information
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cleaving nonreducing beta-D-glucosamine residues of oligosaccharides, highly specific due to pocket for N2 group of glucosaminidase discriminating it from glucose
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additional information
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the enzyme acts on beta-1,4-linkage of chitosan from its non-reducing end and produces D-glucosamine as the exclusive end product
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additional information
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the enzyme acts on beta-1,4-linkage of chitosan from its non-reducing end and produces D-glucosamine as the exclusive end product
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