KEGG   ENZYME: 3.2.1.102Help
Entry
EC 3.2.1.102                Enzyme                                 

Name
blood-group-substance endo-1,4-beta-galactosidase;
endo-beta-galactosidase (ambiguous);
blood-group-substance 1,4-beta-D-galactanohydrolase
Class
Hydrolases;
Glycosylases;
Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
BRITE hierarchy
Sysname
blood-group-substance 4-beta-D-galactanohydrolase
Reaction(IUBMB)
Endohydrolysis of (1->4)-beta-D-galactosidic linkages in blood group A and B substances
Comment
Hydrolyses the 1,4-beta-D-galactosyl linkages adjacent to a 1,3-alpha-D-galactosyl or N-acetylgalactosaminyl residues and a 1,2-alpha-D-fucosyl residue.
History
EC 3.2.1.102 created 1984
Reference
1  [PMID:135762]
  Authors
Fukuda MN, Matsumura G.
  Title
Endo-beta-galactosidase of Escherichia freundii. Purification and endoglycosidic action on keratan sulfates, oligosaccharides, and blood group active glycoprotein.
  Journal
J. Biol. Chem. 251 (1976) 6218-25.
Reference
2  [PMID:234443]
  Authors
Nakazawa K, Suzuki S.
  Title
Purification of Keratan Sulfate-endogalactosidase and its action on keratan sulfates of different origin.
  Journal
J. Biol. Chem. 250 (1975) 912-7.
Reference
3  [PMID:6459]
  Authors
Takasaki S, Kobata A.
  Title
Purification and characterization of an endo-beta-galactosidase produced by Diplococcus pneumoniae.
  Journal
J. Biol. Chem. 251 (1976) 3603-9.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
52720-51-1

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