The Enzyme Database

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EC 2.4.1.280     
Accepted name: N,N′-diacetylchitobiose phosphorylase
Reaction: N,N′-diacetylchitobiose + phosphate = N-acetyl-D-glucosamine + N-acetyl-α-D-glucosamine 1-phosphate
Glossary: N,N′-diacetylchitobiose = N-acetyl-D-glucosaminyl-β-(1→4)-N-acetyl-D-glucosamine
Other name(s): chbP (gene name)
Systematic name: N,N′-diacetylchitobiose:phosphate N-acetyl-D-glucosaminyltransferase
Comments: The enzyme is specific for N,N′-diacetylchitobiose and does not phosphorylate other N-acetylchitooligosaccharides, cellobiose, trehalose, lactose, maltose or sucrose.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Park, J.K., Keyhani, N.O. and Roseman, S. Chitin catabolism in the marine bacterium Vibrio furnissii. Identification, molecular cloning, and characterization of a N,N′-diacetylchitobiose phosphorylase. J. Biol. Chem. 275 (2000) 33077–33083. [PMID: 10913116]
2.  Honda, Y., Kitaoka, M. and Hayashi, K. Reaction mechanism of chitobiose phosphorylase from Vibrio proteolyticus: identification of family 36 glycosyltransferase in Vibrio. Biochem. J. 377 (2004) 225–232. [PMID: 13678418]
3.  Hidaka, M., Honda, Y., Kitaoka, M., Nirasawa, S., Hayashi, K., Wakagi, T., Shoun, H. and Fushinobu, S. Chitobiose phosphorylase from Vibrio proteolyticus, a member of glycosyl transferase family 36, has a clan GH-L-like (α/α)6 barrel fold. Structure 12 (2004) 937–947. [PMID: 15274915]
[EC 2.4.1.280 created 2012]
 
 


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