KEGG   ENZYME: 3.2.1.137Help
Entry
EC 3.2.1.137                Enzyme                                 

Name
mannan exo-1,2-1,6-alpha-mannosidase;
exo-1,2-1,6-alpha-mannosidase;
1,2-1,6-alpha-D-mannan D-mannohydrolase
Class
Hydrolases;
Glycosylases;
Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
BRITE hierarchy
Sysname
(1->2)-(1->6)-alpha-D-mannan D-mannohydrolase
Reaction(IUBMB)
Hydrolysis of (1->2)-alpha-D- and (1->6)-alpha-D- linkages in yeast mannan, releasing D-mannose
Reaction(KEGG)
(other) R01331(G) R05816 R06149(G) R06150(G)
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Comment
Mannose residues linked alpha-D-1,3- are also released, but very slowly.
History
EC 3.2.1.137 created 1992
Pathway
Fructose and mannose metabolism
Reference
1
  Authors
Takegawa, K., Miki, S., Jikibara, T. and Iwahara, S.
  Title
Purification and characterization of exo-alpha-D-mannosidase from a Cellulomonas sp.
  Journal
Biochim. Biophys. Acta 991 (1989) 431-437.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
123175-72-4

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