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Literature summary extracted from

  • Fukuda, M.N.; Matsumura, G.
    endo-beta-Galactosidase of Escherichia freundii. Purification and endoglycosidic action on keratan sulfates, oligosaccharides, and blood group active glycoprotein (1976), J. Biol. Chem., 251, 6218-6225.
    View publication on PubMed

Application

EC Number Application Comment Organism
3.2.1.103 analysis enzyme can be useful in studying the precise structures of keratan sulfates, related glycoproteins and oligosaccharides Citrobacter freundii

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.103 Citrobacter freundii
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.103
-
 Citrobacter freundii

Source Tissue

EC Number Source Tissue Comment Organism Textmining

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.2.1.103 3.11
-
-
 Citrobacter freundii

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.103 Gal(beta1-4)GlcNAc(beta1-3)Gal(beta1-4)sorbitol + H2O
-
 Citrobacter freundii Gal(beta1-4)GlcNAc(beta1-3)Gal + sorbitol
-
 ?
3.2.1.103 keratan sulfate + H2O
-
 Citrobacter freundii keratan oligosaccharides 2-acetamido-2-deoxy-6-O-sulfo-beta-D-Gal-(1-3)-D-Gal + 2-acetamido-2-deoxy-6-O-sulfo-beta-D-Glc-(1-3)-6-O-sulfoD-Gal-(1-4)-2-acetamido-2-deoxy-6-O-sulfo-beta-D-Glc-(1-3)-D-Gal ?
3.2.1.103 additional information AB active blood group substance can be hydrolyzed only after Smith degradation Citrobacter freundii ?
-
 ?