Annotations: 4RL3

Crystal Structure of the Catalytic Domain of a family GH18 Chitinase from fern, Peteris ryukyuensis

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)
B	SCOP2B Superfamily	(Trans)glycosidases	8084584	3000313	SCOP2B (2022-06-29)
A	SCOP2 Family	Type II chitinase	8084583	4003194	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	(Trans)glycosidases	8084584	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)
B	GET4	e4rl3B1	A: a/b three-layered sandwiches	X: PH domain-like	H: PH domain-like	T: PH domain-like	F: GET4	ECOD (v294.1)
A	Response_reg	e4rl3A1	A: a/b three-layered sandwiches	X: C-terminal additional helical subdomain in reovirus polymerase lambda3	H: C-terminal additional helical subdomain in reovirus polymerase lambda3	T: C-terminal additional helical subdomain in reovirus polymerase lambda3	F: Response_reg	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Chitinase A	hydrolase activity, acting on glycosyl bonds hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity cation binding ion binding binding metal ion binding small molecule binding	carbohydrate metabolic process primary metabolic process metabolic process cellular process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR000677	Chitinase-like	Family
A, B	IPR036779	LysM domain superfamily	Homologous Superfamily
A, B	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A, B	IPR001579	Glycosyl hydrolase family 18, active site	Active Site
A, B	IPR018392	LysM domain	Domain
A, B	IPR001223	Glycoside hydrolase family 18, catalytic domain	Domain

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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.