Annotations: 2X40

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2x40a3	All beta proteins	Immunoglobulin-like beta-sandwich	Fibronectin III-like	automated matches	automated matches	(Thermotoga neapolitana DSM 4359 ) [TaxId: 309803 ],	SCOPe (2.08)
A	d2x40a1	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	(Trans)glycosidases	NagZ-like	automated matches	(Thermotoga neapolitana DSM 4359 ) [TaxId: 309803 ],	SCOPe (2.08)
A	d2x40a2	Alpha and beta proteins (a/b)	Flavodoxin-like	Beta-D-glucan exohydrolase, C-terminal domain-like	Beta-D-glucan exohydrolase, C-terminal domain-like	automated matches	(Thermotoga neapolitana DSM 4359 ) [TaxId: 309803 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Fn3-like	e2x40A7	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Fn3-like	ECOD (1.6)
A	Glyco_hydro_3	e2x40A8	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Glyco_hydro_3	ECOD (1.6)
A	Glyco_hydro_3_C	e2x40A9	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Beta-D-glucan exohydrolase, C-terminal domain (From Topology)	T: Beta-D-glucan exohydrolase, C-terminal domain	F: Glyco_hydro_3_C	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.20.20.300	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycoside hydrolase, family 3, N-terminal domain	CATH (4.3.0)
A	3.40.50.1700	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Glycoside hydrolase family 3 C-terminal domain	CATH (4.3.0)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00933	Glycosyl hydrolase family 3 N terminal domain (Glyco_hydro_3)	Glycosyl hydrolase family 3 N terminal domain	-	Domain
A	PF01915	Glycosyl hydrolase family 3 C-terminal domain (Glyco_hydro_3_C)	Glycosyl hydrolase family 3 C-terminal domain	This domain is involved in catalysis and may be involved in binding beta-glucan [1]. This domain is found associated with Pfam:PF00933.	Domain
A	PF14310	Fibronectin type III-like domain (Fn3-like)	Fibronectin type III-like domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	BETA-GLUCOSIDASE	hydrolase activity, acting on glycosyl bonds glucosidase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity beta-glucosidase activity catalytic activity	carbohydrate metabolic process primary metabolic process metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR050288	Cellulose-degrading glycosyl hydrolase 3	Family
A	IPR001764	Glycoside hydrolase, family 3, N-terminal	Domain
A	IPR036962	Glycoside hydrolase, family 3, N-terminal domain superfamily	Homologous Superfamily
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR019800	Glycoside hydrolase, family 3, active site	Active Site
A	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A	IPR026891	Fibronectin type III-like domain	Domain
A	IPR036881	Glycoside hydrolase family 3 C-terminal domain superfamily	Homologous Superfamily
A	IPR002772	Glycoside hydrolase family 3 C-terminal domain	Domain

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.