Annotations: 7PUL

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Glyco_hydro_20	e7pulA1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Glyco_hydro_20	ECOD (1.6)

Chains	Accession	Name	Description	Comments	Source
A	PF00728	Glycosyl hydrolase family 20, catalytic domain (Glyco_hydro_20)	Glycosyl hydrolase family 20, catalytic domain	This domain has a TIM barrel fold.	Domain

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Beta-N-acetylhexosaminidase	hydrolase activity, acting on glycosyl bonds hexosaminidase activity beta-N-acetylhexosaminidase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity cation binding ion binding binding metal ion binding small molecule binding	carbohydrate metabolic process primary metabolic process metabolic process	membrane cellular anatomical entity
B [auth P]	GLY-ALA-GLY-ALA-ALA	-	-	-

Chains	Accession	Name	Type
A	IPR001579	Glycosyl hydrolase family 18, active site	Active Site
A	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A	IPR052764	Glycosyl Hydrolase 20 Enzymes	Family
A	IPR015883	Glycoside hydrolase family 20, catalytic domain	Domain