1GOI

Crystal structure of the D140N mutant of chitinase B from Serratia marcescens at 1.45 A resolution

External Resource: Annotation

Domain Annotation: SCOP/SCOPe 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 Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1goia1	All beta proteins	WW domain-like	Carbohydrate binding domain	Carbohydrate binding domain	Chitinase B, C-terminal domain	(Serratia marcescens ) [TaxId: 615 ],	SCOPe (2.08)
A	d1goia2	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	(Trans)glycosidases	Type II chitinase	Chitinase B, catalytic domain	(Serratia marcescens ) [TaxId: 615 ],	SCOPe (2.08)
A	d1goia3	Alpha and beta proteins (a+b)	FKBP-like	Chitinase insertion domain	Chitinase insertion domain	Chitinase B	(Serratia marcescens ) [TaxId: 615 ],	SCOPe (2.08)
B	d1goib1	All beta proteins	WW domain-like	Carbohydrate binding domain	Carbohydrate binding domain	Chitinase B, C-terminal domain	(Serratia marcescens ) [TaxId: 615 ],	SCOPe (2.08)
B	d1goib2	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	(Trans)glycosidases	Type II chitinase	Chitinase B, catalytic domain	(Serratia marcescens ) [TaxId: 615 ],	SCOPe (2.08)
B	d1goib3	Alpha and beta proteins (a+b)	FKBP-like	Chitinase insertion domain	Chitinase insertion domain	Chitinase B	(Serratia marcescens ) [TaxId: 615 ],	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	CBM_5_12	e1goiA2	A: beta meanders	X: WW domain-like	H: Carbohydrate binding domain (From Topology)	T: Carbohydrate binding domain	F: CBM_5_12	ECOD (1.6)
A	ChiA	e1goiA1	A: a+b two layers	X: FKBP-like	H: Chitinase insertion domain (From Topology)	T: Chitinase insertion domain	F: ChiA	ECOD (1.6)
A	Glyco_hydro_18	e1goiA3	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Glyco_hydro_18	ECOD (1.6)
B	CBM_5_12	e1goiB2	A: beta meanders	X: WW domain-like	H: Carbohydrate binding domain (From Topology)	T: Carbohydrate binding domain	F: CBM_5_12	ECOD (1.6)
B	ChiA	e1goiB1	A: a+b two layers	X: FKBP-like	H: Chitinase insertion domain (From Topology)	T: Chitinase insertion domain	F: ChiA	ECOD (1.6)
B	Glyco_hydro_18	e1goiB3	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Glyco_hydro_18	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)
A	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
A	2.10.10.20	Mainly Beta	Ribbon	Seminal Fluid Protein PDC-109 (Domain B)	Carbohydrate-binding module superfamily 5/12	CATH (4.3.0)
B	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)
B	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
B	2.10.10.20	Mainly Beta	Ribbon	Seminal Fluid Protein PDC-109 (Domain B)	Carbohydrate-binding module superfamily 5/12	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00704	Glycosyl hydrolases family 18 (Glyco_hydro_18)	Glycosyl hydrolases family 18	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	CHITINASE B	binding carbohydrate binding chitin binding carbohydrate derivative binding chitinase activity hydrolase activity, acting on glycosyl bonds hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity	organonitrogen compound catabolic process carbohydrate derivative catabolic process catabolic process organonitrogen compound metabolic process carbohydrate derivative metabolic process chitin metabolic process aminoglycan catabolic process macromolecule catabolic process glucosamine-containing compound catabolic process organic substance metabolic process amino sugar catabolic process aminoglycan metabolic process amino sugar metabolic process metabolic process organonitrogen compound catabolic process carbohydrate derivative catabolic process catabolic process organonitrogen compound metabolic process carbohydrate derivative metabolic process chitin metabolic process aminoglycan catabolic process macromolecule catabolic process glucosamine-containing compound catabolic process organic substance metabolic process amino sugar catabolic process aminoglycan metabolic process amino sugar metabolic process metabolic process macromolecule metabolic process organic substance catabolic process chitin catabolic process glucosamine-containing compound metabolic process carbohydrate metabolic process carbohydrate catabolic process primary metabolic process polysaccharide metabolic process polysaccharide catabolic process	extracellular region cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR011583	Chitinase II	Domain
A, B	IPR029070	Chitinase insertion domain superfamily	Homologous Superfamily
A, B	IPR001579	Glycosyl hydrolases family 18 (GH18) active site	Active Site
A, B	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A, B	IPR003610	Carbohydrate binding module family 5/12	Domain
A, B	IPR001223	Glycoside hydrolase family 18, catalytic domain	Domain
A, B	IPR036573	Carbohydrate-binding module superfamily 5/12	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.