4MB4

Crystal structure of E153Q mutant of cold-adapted chitinase from Moritella complex with Nag4

External Resource: Annotation

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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Big_3 repeat-like	8045516	4004510	SCOP2 (2022-06-29)
A	SCOP2 Family	Big_3 repeat-like	8090841	4004510	SCOP2 (2022-06-29)
A	SCOP2 Family	Carbohydrate binding domain-like	8090845	4002713	SCOP2 (2022-06-29)
A	SCOP2 Family	Type II chitinase	8090843	4003194	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	E set domains	8090840	3000070	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	E set domains	8090842	3000070	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Carbohydrate binding domain-like	8090846	3001641	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	(Trans)glycosidases	8090844	3000313	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	CBM_5_12	e4mb4A4	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	DUF5011	e4mb4A5	A: beta sandwiches	X: A putative surface protein (From Topology)	H: A putative surface protein (From Topology)	T: A putative surface protein	F: DUF5011	ECOD (1.6)
A	Glyco_hydro_18_1	e4mb4A1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Glyco_hydro_18_1	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	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00704	Glycosyl hydrolases family 18 (Glyco_hydro_18)	Glycosyl hydrolases family 18	-	Domain
A	PF02839	Carbohydrate-binding module family 5/12 (CBM_5_12)	Carbohydrate-binding module family 5/12	-	Family
A	PF16403	Bacterial surface protein, Ig-like domain (Bact_surface_Ig-like)	Bacterial surface protein, Ig-like domain	This entry represents a bacterial immunoglobulin-like domain found in bacterial proteins, including Pesticidal crystal protein Cry22Aa from Bacillus thuringiensis, a protein with a toxic effect on several insect larvae and Chitinase 60 from Moritella ...	This entry represents a bacterial immunoglobulin-like domain found in bacterial proteins, including Pesticidal crystal protein Cry22Aa from Bacillus thuringiensis, a protein with a toxic effect on several insect larvae and Chitinase 60 from Moritella marina (Swiss:B1VBB0), responsible for degradation of krill chitin.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Chitinase 60	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	carbohydrate metabolic process organic substance metabolic process primary metabolic process metabolic process	extracellular region cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR011583	Chitinase II	Domain
A	IPR001579	Glycosyl hydrolases family 18 (GH18) active site	Active Site
A	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A	IPR003610	Carbohydrate binding module family 5/12	Domain
A	IPR001223	Glycoside hydrolase family 18, catalytic domain	Domain
A	IPR032179	Pesticidal crystal protein Cry22Aa, Ig-like domain	Domain
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	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.