Glycoside Hydrolase Family 4

Known Activitiesmaltose-6-phosphate glucosidase (EC 3.2.1.122); α-glucosidase (EC 3.2.1.20); α-galactosidase (EC 3.2.1.22); 6-phospho-β-glucosidase (EC 3.2.1.86); α-glucuronidase (EC 3.2.1.139); α-galacturonase (EC 3.2.1.67); palatinase (EC 3.2.1.-)
Mechanism Retaining
Catalytic Nucleophile/BaseNot applicable
Catalytic Proton DonorNot known
NoteThe enzymes in this family display an unusual mechanism involving NAD+.
External resourcesCAZypedia; PRINTS;
Statistics GenBank accession (5110); Uniprot accession (703); PDB accession (11); 3D entries (7); cryst (0)
All (4884) Archaea (34) Bacteria (4848) unclassified (2) Structure (7 ) Characterized (27)


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