Glycoside Hydrolase Family 109

Activities in Familyα-N-acetylgalactosaminidase (EC 3.2.1.49); β-N-acetylhexosaminidase (EC 3.2.1.52)
Mechanism Retaining
3D Structure StatusRossmann fold
Catalytic Nucleophile/BaseNot applicable
Catalytic Proton DonorNone
NoteCreated following Liu et al. (2007) Nature Biotechnol 25:454-64 (PMID: 17401360); the enzymes in this family display an unusual mechanism involving NAD+
External resourcesCAZypedia;
Statistics GenBank accession (1821); Uniprot accession (7); PDB accession (3); 3D entries (2); cryst (0)


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