Annotations: 6QUB

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF02837	e6qubA3	A: beta sandwiches	X: jelly-roll	H: Galactose-binding domain-like (From Topology)	T: Galactose-binding domain-like	F: PF02837	ECOD (1.6)
A	PF00703	e6qubA5	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF00703	ECOD (1.6)
A	PF16355	e6qubA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF16355	ECOD (1.6)
A	PF18565	e6qubA4	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF18565	ECOD (1.6)
A	PF02836	e6qubA2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: PF02836	ECOD (1.6)
B	PF02837	e6qubB5	A: beta sandwiches	X: jelly-roll	H: Galactose-binding domain-like (From Topology)	T: Galactose-binding domain-like	F: PF02837	ECOD (1.6)
B	PF00703	e6qubB3	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF00703	ECOD (1.6)
B	PF16355	e6qubB4	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF16355	ECOD (1.6)
B	PF18565	e6qubB1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF18565	ECOD (1.6)
B	PF02836	e6qubB2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: PF02836	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.120.260	Mainly Beta	Sandwich	Jelly Rolls	Galactose-binding domain-like	CATH (utative)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
A	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (utative)
B	2.60.120.260	Mainly Beta	Sandwich	Jelly Rolls	Galactose-binding domain-like	CATH (utative)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
B	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02836	Glycosyl hydrolases family 2, TIM barrel domain (Glyco_hydro_2_C)	Glycosyl hydrolases family 2, TIM barrel domain	This family contains beta-galactosidase, beta-mannosidase and beta-glucuronidase activities.	Domain
A	PF00703	Glycosyl hydrolases family 2 (Glyco_hydro_2)	Glycosyl hydrolases family 2	This family contains beta-galactosidase, beta-mannosidase and beta-glucuronidase activities.	Domain
A	PF02837	Glycosyl hydrolases family 2, sugar binding domain (Glyco_hydro_2_N)	Glycosyl hydrolases family 2, sugar binding domain	This family contains beta-galactosidase, beta-mannosidase and beta-glucuronidase activities and has a jelly-roll fold. The domain binds the sugar moiety during the sugar-hydrolysis reaction.	Domain
A	PF18565	Glycoside hydrolase family 2 C-terminal domain 5 (Glyco_hydro2_C5)	Glycoside hydrolase family 2 C-terminal domain 5	Domain 5 is found in dimeric beta-D-galactosidase from Paracoccus sp. 32d, which contributes to stabilization of the functional dimer. It is suggested that the location of this domain 5, may be one of the factors responsible for the creation of a fun ...	Domain 5 is found in dimeric beta-D-galactosidase from Paracoccus sp. 32d, which contributes to stabilization of the functional dimer. It is suggested that the location of this domain 5, may be one of the factors responsible for the creation of a functional dimer and cold-adaptation of this enzyme [1].	Domain
A	PF16355	Domain of unknown function (DUF4982) (DUF4982)	Domain of unknown function (DUF4982)	This domain is found towards the C terminus of Beta-glucuronidase from Formosa agariphila (P17_GH2) and similar proteins mainly from bacteria and fungi. P17_GH2 is involved in the degradation of the polysaccharide ulvan. The function of this domain, ...	This domain is found towards the C terminus of Beta-glucuronidase from Formosa agariphila (P17_GH2) and similar proteins mainly from bacteria and fungi. P17_GH2 is involved in the degradation of the polysaccharide ulvan. The function of this domain, which shows an all-beta structure, is unknown [1].	Domain
B	PF02836	Glycosyl hydrolases family 2, TIM barrel domain (Glyco_hydro_2_C)	Glycosyl hydrolases family 2, TIM barrel domain	This family contains beta-galactosidase, beta-mannosidase and beta-glucuronidase activities.	Domain
B	PF00703	Glycosyl hydrolases family 2 (Glyco_hydro_2)	Glycosyl hydrolases family 2	This family contains beta-galactosidase, beta-mannosidase and beta-glucuronidase activities.	Domain
B	PF02837	Glycosyl hydrolases family 2, sugar binding domain (Glyco_hydro_2_N)	Glycosyl hydrolases family 2, sugar binding domain	This family contains beta-galactosidase, beta-mannosidase and beta-glucuronidase activities and has a jelly-roll fold. The domain binds the sugar moiety during the sugar-hydrolysis reaction.	Domain
B	PF18565	Glycoside hydrolase family 2 C-terminal domain 5 (Glyco_hydro2_C5)	Glycoside hydrolase family 2 C-terminal domain 5	Domain 5 is found in dimeric beta-D-galactosidase from Paracoccus sp. 32d, which contributes to stabilization of the functional dimer. It is suggested that the location of this domain 5, may be one of the factors responsible for the creation of a fun ...	Domain 5 is found in dimeric beta-D-galactosidase from Paracoccus sp. 32d, which contributes to stabilization of the functional dimer. It is suggested that the location of this domain 5, may be one of the factors responsible for the creation of a functional dimer and cold-adaptation of this enzyme [1].	Domain
B	PF16355	Domain of unknown function (DUF4982) (DUF4982)	Domain of unknown function (DUF4982)	This domain is found towards the C terminus of Beta-glucuronidase from Formosa agariphila (P17_GH2) and similar proteins mainly from bacteria and fungi. P17_GH2 is involved in the degradation of the polysaccharide ulvan. The function of this domain, ...	This domain is found towards the C terminus of Beta-glucuronidase from Formosa agariphila (P17_GH2) and similar proteins mainly from bacteria and fungi. P17_GH2 is involved in the degradation of the polysaccharide ulvan. The function of this domain, which shows an all-beta structure, is unknown [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

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	carbohydrate metabolic process organic substance metabolic process primary metabolic process metabolic process	-
B	Beta-galactosidase	hydrolase activity, acting on glycosyl bonds beta-galactosidase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity galactosidase activity	carbohydrate metabolic process organic substance metabolic process primary metabolic process metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR032311	Domain of unknown function DUF4982	Domain
A	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A	IPR006101	Glycoside hydrolase, family 2	Family
A	IPR040605	Glycoside hydrolase family 2, domain 5	Domain
A	IPR008979	Galactose-binding-like domain superfamily	Homologous Superfamily
A	IPR006102	Glycoside hydrolase, family 2, immunoglobulin-like beta-sandwich	Domain
A	IPR036156	Beta-Galactosidase/glucuronidase domain superfamily	Homologous Superfamily
A	IPR006104	Glycosyl hydrolases family 2, sugar binding domain	Domain
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR006103	Glycoside hydrolase family 2, catalytic domain	Domain
A	IPR000421	Coagulation factor 5/8 C-terminal domain	Domain
A	IPR011081	Bacterial Ig-like domain	Domain
A	IPR008964	Invasin/intimin cell-adhesion fragments	Homologous Superfamily
B	IPR032311	Domain of unknown function DUF4982	Domain
B	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
B	IPR006101	Glycoside hydrolase, family 2	Family
B	IPR040605	Glycoside hydrolase family 2, domain 5	Domain
B	IPR008979	Galactose-binding-like domain superfamily	Homologous Superfamily
B	IPR006102	Glycoside hydrolase, family 2, immunoglobulin-like beta-sandwich	Domain
B	IPR036156	Beta-Galactosidase/glucuronidase domain superfamily	Homologous Superfamily
B	IPR006104	Glycosyl hydrolases family 2, sugar binding domain	Domain
B	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B	IPR006103	Glycoside hydrolase family 2, catalytic domain	Domain
B	IPR000421	Coagulation factor 5/8 C-terminal domain	Domain
B	IPR011081	Bacterial Ig-like domain	Domain
B	IPR008964	Invasin/intimin cell-adhesion fragments	Homologous Superfamily