Mechanism	Inverting a
3D Structure Status	parallel β-helix
Catalytic Nucleophile/Base	Not known
Catalytic Proton Donor	Asp
Note	Created following Liu et al. (2007) Nature Biotechnol 25:454-64 (PMID: 17401360); mechanism described by Liu et al. (PMID: 18227066)
External resources	CAZypedia;
Statistics	GenBank accession (1248); Uniprot accession (9); PDB accession (11); 3D entries (5); cryst (0)

Bacteria
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D Carbohydrate Ligands Resolution (Å)
blood group B-specific α-galactosidase (AmGH110A; Amuc_0480 )	3.2.1.-	Akkermansia muciniphila ATCC BAA-835	ACD04318.1 QTD81127.1		8PVS[A,B]
α-1,3-galactosidase (AgaBb)	3.2.1.-	Bifidobacterium bifidum JCM 1254	BAM76380.1	L8B3G2	8YK1[A,B,C] 2.02 8YK2[A,B] 1.96 8YK3[A,B] α-D-Galp 3.50
α-1,3-galactosidase (PpaGal)	3.2.1.-	Pedobacter panaciterrae	WP_216854337.1		9I4F[A,B,C,D] 9I4G[A,B,C,D]
[l-neocarrageenoligosaccharide-specific] α-1,3-galactosidase 110B (PdGH110B; GH110B; EU511_08540)	3.2.1.-	Pseudoalteromonas distincta U2A	KAA1160869.1	A0A8I3AZV8 A0A8I3AZV9	7JW4[A,B] α-D-Galp β-D-Galp 2.34 7JWF[A,B,C,D] α-D-Galp-(1-3)-β-D-Galp 2.19 9BEU[A,B]
[l-neocarrageenoligosaccharide-specific] α-1,3-(6-sulfo)-galactosidase 110A (GH110A; EU511_08545)		Pseudoalteromonas distincta U2A	KAA1160870.1		9BEH[A,B] 9BEV[A,B]
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