Known Activities	α-glucosidase (EC 3.2.1.20); α-galactosidase (EC 3.2.1.22)
Mechanism	inverting and retain
3D Structure Status	( β / α ) 8
Catalytic Nucleophile/Base	Glu for inverting members; Asp for retaining members
Catalytic Proton Donor	Glu
Note	Created based on a paper by Hughes et al. (2003) Oral Microbiol Immunol. 18:309-312 (PMID: 12930523); *Mechanistic and structural elucidation by Gloster et al. (2008) Chem. Biol., Oct 8 (PMID:18848471); the inverting a-glucosidases (EC 3.2.1.20) could be renamed glucoamylases (EC 3.2.1.3 according to Kitamura et al. (2008) J. Biol. Chem., Nov 3 (PMID:18981178)
External resources	CAZypedia;
Statistics	GenBank accession (132); Uniprot accession (63); PDB accession (6); 3D entries (2); cryst (0)