4MB4 | pdb_00004mb4

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
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	Type II chitinase	8090843	4003194	SCOP2 (2022-06-29)
A	SCOP2 Family	Carbohydrate binding domain-like	8090845	4002713	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	(Trans)glycosidases	8090844	3000313	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Carbohydrate binding domain-like	8090846	3001641	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	e4mb4A1	A: alpha bundles	X: DEATH domain	H: HTH	T: winged helix domain	F: CBM_5_12	ECOD (develop294)
A	Sigma70_r2,Sigma70_ner	e4mb4A5	A: alpha bundles	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: Sigma70_r2,Sigma70_ner	ECOD (develop294)

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)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Chitinase 60	binding carbohydrate binding chitinase activity hydrolase activity, acting on glycosyl bonds hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity endochitinase activity chitin binding carbohydrate derivative binding	carbohydrate metabolic process primary metabolic process metabolic process cellular process	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A	IPR001579	Glycosyl hydrolase family 18, active site	Active Site
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	IPR050542	Glycosyl_Hydrlase18_Chitinase	Unknown
A	IPR011583	Chitinase II/V-like, catalytic 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 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.