Annotations: 6Y2K

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	UNK_F_TYPE	e6y2kA1	A: beta sandwiches	X: Glycosyl hydrolase domain-like	H: Glycosyl hydrolase domain (From Topology)	T: Glycosyl hydrolase domain	F: UNK_F_TYPE	ECOD (1.6)
A	Glyco_hydro_42	e6y2kA3	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Glyco_hydro_42	ECOD (1.6)
A	Glyco_hydro_42M	e6y2kA2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Class I glutamine amidotransferase-like	F: Glyco_hydro_42M	ECOD (1.6)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (utative)
A	3.40.50.880	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Class I glutamine amidotransferase (GATase) domain	CATH (utative)
A	2.60.40.1180	Mainly Beta	Sandwich	Immunoglobulin-like	Golgi alpha-mannosidase II	CATH (utative)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	beta-galactosidase	hydrolase activity, acting on glycosyl bonds beta-galactosidase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity galactosidase activity cation binding ion binding binding metal ion binding small molecule binding	carbohydrate metabolic process primary metabolic process metabolic process cellular process	protein-containing complex catalytic complex beta-galactosidase complex

Chains	Accession	Name	Type
A	IPR029062	Class I glutamine amidotransferase-like	Homologous Superfamily
A	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A	IPR003476	Glycoside hydrolase, family 42	Family
A	IPR013529	Glycoside hydrolase, family 42, N-terminal	Domain
A	IPR013780	Glycosyl hydrolase, all-beta	Homologous Superfamily
A	IPR013738	Beta-galactosidase trimerisation	Domain