Glycoside Hydrolase Family 4

Mechanism Other a,e
3D Structure StatusRossmann fold
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 (31188); Uniprot accession (31); PDB accession (21); 3D entries (10); cryst (0)
Activity IdEC#Activity NameResidue -2Bond -1Residue -1 Reacting BondResidue +1Bond +1Residue +2Reactant
H5 3.2.1.6 MLG endo-b-1,3/4-glucosidase bDGlcp 1,3/4 bDGlcp 1,3/4 bDGlcp 1,3/4 bDGlcp H2O
H14 3.2.1.20 a-glucosidase [aDGlcp 1,X alcohol H2O
H16 3.2.1.22 a-galactosidase [aDGalp 1,X alcohol H2O
H50 3.2.1.67 galacturonan exo-a-1,4-galacturonidase [aDGalpA 1,4 aDGalpA 1,4 aDGalpA H2O
H65 3.2.1.86 b-(6 phospho)-glucosidase [bDGlcp_6P 1,4 DGlcp H2O
H96 3.2.1.122 a-(6-phospho)-1,4-glucosidase [aDGlcp_6P 1,4 DGlcp] H2O
H110 3.2.1.139 a-glucuronidase [aDGlcpA 1,X alcohol H2O
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