Annotations: 4A5Q

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
E	Glyco_hydro_18	e4a5qE2	A: alpha arrays	X: DEATH domain	H: PH domain-like	T: PH domain-like	F: Glyco_hydro_18	ECOD (v295.2)
D	Glyco_hydro_18	e4a5qD2	A: alpha arrays	X: DEATH domain	H: PH domain-like	T: PH domain-like	F: Glyco_hydro_18	ECOD (v295.2)
C	Semialdhyde_dhC	e4a5qC1	A: alpha arrays	X: Lipocalins/Streptavidin	H: Enterocin 7A and 7B	T: Enterocin 7A and 7B	F: Semialdhyde_dhC	ECOD (v295.2)
B		e4a5qB1	A: alpha arrays	X: Alpha-lytic protease prodomain-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F:	ECOD (v295.2)
B	N6_Mtase	e4a5qB2	A: alpha arrays	X: Four-helical up-and-down bundle	H: N-terminal helical domain in restriction-modification system methylation subunit	T: N-terminal helical domain in restriction-modification system methylation subunit	F: N6_Mtase	ECOD (v295.2)
A	Glyco_hydro_18	e4a5qA2	A: alpha arrays	X: DEATH domain	H: PH domain-like	T: PH domain-like	F: Glyco_hydro_18	ECOD (v295.2)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E	CHI1	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	cellular anatomical structure extracellular region

Chains	Accession	Name	Type
A, B, C, D, E	IPR011583	Chitinase II/V-like, catalytic domain	Domain
A, B, C, D, E	IPR029070	Chitinase insertion domain superfamily	Homologous Superfamily
A, B, C, D, E	IPR050314	Glycosyl hydrolase family 18	Family
A, B, C, D, E	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A, B, C, D, E	IPR001223	Glycoside hydrolase family 18, catalytic domain	Domain

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.

4A5Q | pdb_00004a5q