3CMG | pdb_00003cmg

Crystal structure of putative beta-galactosidase from Bacteroides fragilis

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	beta-Galactosidase N-terminal domain-like	8045425	4002476	SCOP2 (2022-06-29)
A	SCOP2 Family	beta-Galactosidase/glucuronidase domain	8090622	4007531	SCOP2 (2022-06-29)
A	SCOP2 Family	beta-glycanases	8090624	4003164	SCOP2 (2022-06-29)
A	SCOP2 Family	E-set domains of sugar-utilizing enzymes	8090626	4007565	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	galactose-binding domain-like	8090621	3000087	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	beta-Galactosidase/glucuronidase domain-like	8090623	3002047	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	(Trans)glycosidases	8090625	3000313	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	E set domains	8090627	3000070	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Glyco_hydro_2_N	e3cmgA2	A: beta sandwiches	X: jelly-roll	H: Concanavalin A-like	T: Galactose-binding domain-like	F: Glyco_hydro_2_N	ECOD (1.6)
A	Glyco_hydro_2	e3cmgA3	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Glyco_hydro_2	ECOD (1.6)
A	DUF4982_1	e3cmgA4	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: DUF4982_1	ECOD (1.6)
A	Glyco_hydro_2_C	e3cmgA1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Glyco_hydro_2_C	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 (4.2.0)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.2.0)
A	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.2.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Putative 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 primary metabolic process metabolic process cellular process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036156	Beta-Galactosidase/glucuronidase domain superfamily	Homologous Superfamily
A	IPR032311	Domain of unknown function DUF4982	Domain
A	IPR051913	Glycosyl Hydrolase 2 Domain-Containing Protein	Family
A	IPR006104	Glycosyl hydrolases family 2, sugar binding domain	Domain
A	IPR006102	Glycoside hydrolase family 2, immunoglobulin-like beta-sandwich	Domain
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR006103	Glycoside hydrolase family 2, catalytic domain	Domain
A	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A	IPR006101	Glycoside hydrolase, family 2	Family
A	IPR008979	Galactose-binding-like domain superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.