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3.2.1.103: keratan-sulfate endo-1,4-beta-galactosidase

This is an abbreviated version!
For detailed information about keratan-sulfate endo-1,4-beta-galactosidase, go to the full flat file.

Word Map on EC 3.2.1.103

Reaction

(Galbeta(1-4)GlcNAcbeta(1-3))n
+
H2O
=
(Galbeta(1-4)GlcNAcbeta(1-3))n-m
+
(Galbeta(1-4)GlcNAcbeta(1-3))m

Synonyms

E-beta-G, endo-beta-galactosidase, galactosidase, keratosulfate endo- beta-, keratan sulfate endogalactosidase, keratanase

ECTree

     3 Hydrolases
         3.2 Glycosylases
             3.2.1 Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
                3.2.1.103 keratan-sulfate endo-1,4-beta-galactosidase

Systematic Name

Systematic Name on EC 3.2.1.103 - keratan-sulfate endo-1,4-beta-galactosidase

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SYSTEMATIC NAME
IUBMB Comments
keratan-sulfate 4-beta-D-galactanohydrolase
Hydrolyses the 1,4-beta-D-galactosyl linkages adjacent to 1,3-N-acetyl-alpha-D-glucosaminyl residues. Also acts on some non-sulfated oligosaccharides, but only acts on blood group substances when the 1,2-linked fucosyl residues have been removed (cf. EC 3.2.1.102 blood-group-substance endo-1,4-beta-galactosidase).