Activities in Family	α,α-trehalase (EC 3.2.1.28); maltose phosphorylase (EC 2.4.1.8); trehalose phosphorylase (EC 2.4.1.64); kojibiose phosphorylase (EC 2.4.1.230); trehalose-6-phosphate phosphorylase (EC 2.4.1.216); nigerose phosphorylase (EC 2.4.1.279); 3-O-α-glucopyranosyl-L-rhamnose phosphorylase (EC 2.4.1.282); 1,2-α-glucosylglycerol phosphorylase (EC 2.4.1.332); α-glucosyl-1,2-β-galactosyl-L-hydroxylysine α-glucosidase (EC 3.2.1.107); 1,3-α-oligoglucan phosphorylase (EC 2.4.1.334); α-1,2-glucosidase (EC 3.2.1.-); α-glucan phosphorylase (EC 2.4.1.-)
Mechanism	Inverting
Clan	GH-L
3D Structure Status	( α / α ) 6 barrel
Catalytic Nucleophile/Base	phosphate for phosphorylases; water for hydrolases
Catalytic Proton Donor	Glu
External resources	CAZypedia;
Statistics	GenBank accession (8800); Uniprot accession (30); PDB accession (9); 3D entries (6); cryst (1)

Bacteria
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D Carbohydrate Ligands Resolution (Å)
2-O-α-glucopyranosylglycerol: phosphate β-glucosyltransferase / 2-O-α-glucosylglycerol phosphorylase (GGP;Bsel_2816)	2.4.1.332	[Bacillus] selenitireducens MLS10	ADI00307.1	D6XZ22	4KTP[A,B] β-D-Glcp 1.90 4KTR[A,B,C,D,E,F,G,H] <carb_like_IFM> 2.30
kojibiose phosphorylase (CsKP;Csac_0439)	2.4.1.230	Caldicellulosiruptor saccharolyticus DSM 8903	ABP66077.1	A4XGP2	3WIQ[A] α-D-Glcp-(1-2)-β-D-Glcp 2.80 3WIR[A,B,C,D] β-D-Glcp 2.05
kojibiose hydrolase (FjGH65A;Fjoh_4428)	3.2.1.-	Flavobacterium johnsoniae UW101	ABQ07432.1		7FE3[A] 1.54 7FE4[A] β-D-Glcp 1.40
maltose phosphorylase	2.4.1.8	Levilactobacillus brevis ATCC 8287		Q7SIE1	1H54[A] 2.15
trehalose phosphorylase (TreP)	2.4.1.64	Thermoanaerobacter brockii ATCC 35047	BAB97299.1 AAE18727.1 AAE24711.1	Q8L164	cryst
unclassified
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D Carbohydrate Ligands Resolution (Å)
kojibiose phosphorylase		gut metagenome			6W0P[B,C,D] 2.23 6W0P[A] 2.23
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