Annotations: 1QGI

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1qgia_	Alpha and beta proteins (a+b)	Lysozyme-like	Lysozyme-like	Chitosanase	Endochitosanase	(Niallia circulans ) [TaxId: 1397 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Chitosanase	8021594	4000904	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Lysozyme-like	8033974	3001879	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	Glyco_hydro_46	e1qgiA1	A: a+b complex topology	X: Lysozyme-like (From Homology)	H: Lysozyme-like	T: Lysozyme-like	F: Glyco_hydro_46	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.386.10	Alpha Beta	2-Layer Sandwich	Chitosanase	Chain A, domain 2	CATH (4.3.0)
A	1.20.141.10	Mainly Alpha	Up-down Bundle	Chitosanase, subunit A	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01374	Glycosyl hydrolase family 46 (Glyco_hydro_46)	Glycosyl hydrolase family 46	This family are chitosanase enzymes.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	PROTEIN (CHITOSANASE)	hydrolase activity, acting on glycosyl bonds hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity chitosanase activity catalytic activity	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	IPR023099	Glycoside hydrolase, family 46, N-terminal	Homologous Superfamily
A	IPR000400	Glycoside hydrolase, family 46	Family
A	IPR023346	Lysozyme-like domain superfamily	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.