Mechanism	Retaining e
Clan	GH-A
3D Structure Status	( β / α ) 8 barrel
Catalytic Nucleophile/Base	Glu (experimental)
Catalytic Proton Donor	Glu (experimental)
Note	formerly known as cellulase family F.
External resources	CAZypedia; PROSITE;
Statistics	GenBank accession (12885); Uniprot accession (435); PDB accession (242); 3D entries (64); cryst (3)

Activity Id	EC#	Activity Name	Residue -2	Bond -1	Residue -1	Reacting Bond	Residue +1	Bond +1	Residue +2	Reactant
H4	3.2.1.4	cellulose endo-b-1,4-glucosidase	bDGlcp	1,4	bDGlcp	1,4	bDGlcp	1,4	bDGlcp	H2O
H7	3.2.1.8	xylan endo-b-1,4-xylosidase	bDXylp	1,4	bDXylp	1,4	bDXylp	1,4	bDXylp	H2O
H23	3.2.1.32	xylan endo-b-1,3-xylosidase	bDXylp	1,3	bDXylp	1,3	bDXylp	1,3	bDXylp	H2O
H27	3.2.1.37	xylan exo-b-1,4-xylosidase			[bDXylp	1,4	bDXylp	1,4	bDXylp	H2O
H122	3.2.1.156	reducing end xylan exo-b-1,4-xylosidase	bDXylp	1,4	bDXylp	1,4	DXylp]			H2O
H184	3.2.1.-	tomatin b-galatosidase	[bDGlcp	1,4	bDGalp	1,X	triterpenoid			H2O
H201	3.2.1.-	arabinoxylan endo-b-1,4-xylosidase	bDXylp	1,4	(aLAraf-1,3)bDXylp	1,4	bDXylp	1,4	bDXylp	H2O
T344	2.4.2.-	xylan transglycosidase	bDXylp	1,4	bDXylp	1,4	bDXylp	1,4	bDXylp	1,4-bDXylp
H355	3.2.1.-	MLX endo-b-1,4-xylosidase	bDXylp	1,3	bDXylp	1,4	bDXylp	1,4	bDXylp	H2O
H449	3.2.1.-	arabinoxylan endo-b-1,4-xylosidase	(aLAraf-1,3)bDXylp	1,4	bDXylp	1,4	bDXylp	1,4	bDXylp	H2O
Top

Last update: 2026-07-24 © Copyright 1998-2026
AFMB - CNRS - Université d'Aix-Marseille - INRAE