KEGG   ENZYME: 2.4.1.97Help
Entry
EC 2.4.1.97                 Enzyme                                 

Name
1,3-beta-D-glucan phosphorylase;
laminarin phosphoryltransferase;
1,3-beta-D-glucan:orthophosphate glucosyltransferase;
1,3-beta-D-glucan:phosphate alpha-D-glucosyltransferase
Class
Transferases;
Glycosyltransferases;
Hexosyltransferases
BRITE hierarchy
Sysname
(1->3)-beta-D-glucan:phosphate alpha-D-glucosyltransferase
Reaction(IUBMB)
[(1->3)-beta-D-glucosyl]n + phosphate = [(1->3)-beta-D-glucosyl]n-1 + alpha-D-glucose 1-phosphate [RN:R03116 R06018]
Reaction(KEGG)
Substrate
[(1->3)-beta-D-glucosyl]n;
phosphate [CPD:C00009]
Product
[(1->3)-beta-D-glucosyl]n-1;
alpha-D-glucose 1-phosphate [CPD:C00103]
Comment
Acts on a range of beta-1,3-oligoglucans, and on glucans of laminarin type. Different from EC 2.4.1.30 (1,3-beta-oligoglucan phosphorylase) and EC 2.4.1.31 (laminaribiose phosphorylase).
History
EC 2.4.1.97 created 1978
Reference
1
  Authors
Albrecht, G.J. and Kauss, H.
  Title
Purification, crystallization and properties of a beta-(1->3)-glucan phosphorylase from Ochromonas malhamensis.
  Journal
Phytochemistry 10 (1971) 1293-1298.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
37340-31-1

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