3IAN | pdb_00003ian

Crystal structure of a chitinase from Lactococcus lactis subsp. lactis

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	Type II chitinase	8078832	4003194	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	(Trans)glycosidases	8078833	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	ArsA_ATPase	e3ianA1	A: a/b three-layered sandwiches	X: OB-fold	H: Nucleic acid-binding protein	T: Nucleic acid-binding protein	F: ArsA_ATPase	ECOD (v294.1)

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	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	Chitinase	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 polysaccharide metabolic process catabolic process polysaccharide catabolic process carbohydrate catabolic process metabolic process cellular process primary metabolic process macromolecule metabolic process macromolecule catabolic 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	IPR003961	Fibronectin type III	Domain
A	IPR003610	Carbohydrate binding module family 5/12	Domain
A	IPR001223	Glycoside hydrolase family 18, catalytic 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.