4Q22 | pdb_00004q22

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PRMT_C	e4q22A1	A: a/b three-layered sandwiches	X: Glycosyl hydrolase domain-like	H: alpha/alpha toroid	T: alpha/alpha toroid	F: PRMT_C	ECOD (v294.1)

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	3.10.50.10	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Glycoside hydrolase family 18	chitin binding binding carbohydrate derivative binding chitinase activity hydrolase activity, acting on glycosyl bonds hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity endochitinase activity	carbohydrate derivative catabolic process catabolic process carbohydrate derivative metabolic process chitin metabolic process aminoglycan catabolic process macromolecule catabolic process glucosamine-containing compound catabolic process amino sugar catabolic process aminoglycan metabolic process amino sugar metabolic process metabolic process cellular process macromolecule metabolic process chitin catabolic process carbohydrate derivative catabolic process catabolic process carbohydrate derivative metabolic process chitin metabolic process aminoglycan catabolic process macromolecule catabolic process glucosamine-containing compound catabolic process amino sugar catabolic process aminoglycan metabolic process amino sugar metabolic process metabolic process cellular process macromolecule metabolic process chitin catabolic process carbohydrate metabolic process polysaccharide metabolic process polysaccharide catabolic process carbohydrate catabolic process primary metabolic process	-

Chains	Accession	Name	Type
A	IPR011583	Chitinase II/V-like, catalytic domain	Domain
A	IPR029070	Chitinase insertion domain superfamily	Homologous Superfamily
A	IPR050314	Glycosyl hydrolase family 18	Family
A	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A	IPR001579	Glycosyl hydrolase family 18, active site	Active Site
A	IPR001223	Glycoside hydrolase family 18, catalytic domain	Domain

Modified Residue(s)
Chain	Residue(s)	Description
A	OMT	Parent Component: MET RESID: AA0251 PSI-MOD : L-methionine sulfone MOD:00256

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.

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