1CEC

A COMMON PROTEIN FOLD AND SIMILAR ACTIVE SITE IN TWO DISTINCT FAMILIES OF BETA-GLYCANASES

External Resource: Annotation

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1ceca_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	(Trans)glycosidases	beta-glycanases	Endoglucanase CelC	(Acetivibrio thermocellus ) [TaxId: 1515 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	(Trans)glycosidases	8043353	3000313	SCOP2B (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	Cellulase	e1cecA1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Cellulase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00150	Cellulase (glycosyl hydrolase family 5) (Cellulase)	Cellulase (glycosyl hydrolase family 5)	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	ENDOGLUCANASE CELC	hydrolase activity, acting on glycosyl bonds glucosidase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity beta-glucosidase activity catalytic activity cellulase activity	carbohydrate metabolic process catabolic process glucan catabolic process beta-glucan metabolic process carbohydrate catabolic process primary metabolic process macromolecule catabolic process polysaccharide metabolic process glucan metabolic process beta-glucan catabolic process polysaccharide catabolic process metabolic process cellulose catabolic process macromolecule metabolic process carbohydrate metabolic process catabolic process glucan catabolic process beta-glucan metabolic process carbohydrate catabolic process primary metabolic process macromolecule catabolic process polysaccharide metabolic process glucan metabolic process beta-glucan catabolic process polysaccharide catabolic process metabolic process cellulose catabolic process macromolecule metabolic process cellulose metabolic process	cell surface cellular anatomical entity extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A	IPR001547	Glycoside hydrolase, family 5	Domain
A	IPR018087	Glycoside hydrolase, family 5, conserved site	Conserved Site
A	IPR050386	Glycosyl Hydrolase 5 (Cellulase A)	Family

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.