Mechanism	Inverting e
Clan	GH-F
3D Structure Status	5-fold β-propeller
Catalytic Nucleophile/Base	Asp
Catalytic Proton Donor	Glu
Note	Many members have been assigned to subfamilies as described by Mewis et al. (2016) Appl. Environm. Microbiol. 82:1686-1692 (PMID: 26729713).
External resources	CAZypedia;
Statistics	GenBank accession (48417); Uniprot accession (258); PDB accession (118); 3D entries (54); cryst (1)

Activity Id	EC#	Activity Name	Residue -2	Bond -1	Residue -1	Reacting Bond	Residue +1	Bond +1	Residue +2	Reactant
H7	3.2.1.8	xylan endo-b-1,4-xylosidase	bDXylp	1,4	bDXylp	1,4	bDXylp	1,4	bDXylp	H2O
H27	3.2.1.37	xylan exo-b-1,4-xylosidase			[bDXylp	1,4	bDXylp	1,4	bDXylp	H2O
H41	3.2.1.55	a-L-arabinofuranosidase			[aLAraf	1,X	alcohol			H2O
H54	3.2.1.72	xylan exo-b-1,3-xylosidase			[bDXylp	1,3	bDXylp	1,3	bDXylp	H2O
H76	3.2.1.99	arabinan endo-a-1,5-arabinofuranosidase	aLAraf	1,5	aLAraf	1,5	aLAraf	1,5	aLAraf	H2O
H113	3.2.1.145	galactan exo-b-1,3-galactosidase			[bDGalp	1,3	bDGalp	1,3	bDGalp	H2O
H114	3.2.1.146	b-galactofuranosidase			[bDGalf	1,X	alcohol			H2O
H146	3.2.1.181	galactan endo-b-1,3-galactosidase	bDGalp	1,3	bDGalp	1,3	bDGalp	1,3	bDGalp	H2O
H180	3.2.1.-	arabinan exo-a-1,5-L-arabinofuranosidase			[aLAraf	1,5	aLAraf	1,5	aLAraf	H2O
H197	3.2.1.-	arabinan exo-a-1,2-L-arabinofuranosidase			[aLAraf	1,2	aLAraf	1,5	aLAraf	H2O
H218	3.2.1.-	arabinan exo-a-1,3-L-arabinofuranosidase			[aLAraf	1,3	aLAraf	1,5	aLAraf	H2O
H412	3.2.1.-	b-D-xylosidase			[bDXylp	1,X	alcohol			H2O
Top

Last update: 2025-10-28 © Copyright 1998-2025
AFMB - CNRS - Université d'Aix-Marseille