Annotations: 5ZNS

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Polysacc_deac_1	e5znsA1	A: a/b barrels	X: TIM beta/alpha-barrel	H: Glycoside hydrolase/deacetylase (From Topology)	T: Glycoside hydrolase/deacetylase	F: Polysacc_deac_1	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01522	Polysaccharide deacetylase (Polysacc_deac_1)	Polysaccharide deacetylase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	chitin deacetylase	chitin binding binding carbohydrate derivative binding deacetylase activity chitin deacetylase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides deacylase activity hydrolase activity catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds cation binding transition metal ion binding zinc ion binding ion binding chitin binding binding carbohydrate derivative binding deacetylase activity chitin deacetylase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides deacylase activity hydrolase activity catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	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 extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036508	Chitin binding domain superfamily	Homologous Superfamily
A	IPR002172	Low-density lipoprotein (LDL) receptor class A repeat	Repeat
A	IPR002509	NodB homology domain	Domain
A	IPR011330	Glycoside hydrolase/deacetylase, beta/alpha-barrel	Homologous Superfamily
A	IPR052740	Carbohydrate Esterase 4	Family
A	IPR002557	Chitin binding domain	Domain
A	IPR023415	Low-density lipoprotein (LDL) receptor class A, conserved site	Conserved Site
A	IPR036055	LDL receptor-like 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.