ENTRY EC 3.2.1.58
NAME Glucan 1,3-beta-glucosidase
Exo-1,3-beta-glucosidase
CLASS Hydrolases
Glycosidases
Hydrolysing O-glycosyl compounds
SYSNAME 1,3-beta-Glucan glucohydrolase
REACTION Successive hydrolysis of beta-D-glucose units from the
non-reducing ends of 1,3-beta-D-glucans, releasing alpha-glucose
SUBSTRATE 1,3-beta-D-Glucan
H2O
Laminaribiose
PRODUCT 1,3-beta-D-Glucan
alpha-D-Glucose
COMMENT Acts on oligosaccharides but very slowly on laminaribiose.
MOTIF PS: PS00587 [LIVM]-x-[LIVMFYWA](3)-[STAG]-E-[ST]-G-W-P-[STN]-x-
[SGQ]
PS: PS00659 [LIV]-[LIVMFYWGA](2)-[DNEG]-[LIVMGST]-x-N-E-[PV]-
[RHDNSTLIVFY]
GENES SYN: exg1) sll1528(YLR300W
SCE: YDR261C(EXG2) YGR282C(BGL2) YLR300W(EXG1) YOR190W(SPR1)
DBLINKS University of Geneva ENZYME DATA BANK: 3.2.1.58
WIT (What Is There) Metabolic Reconstruction: 3.2.1.58
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