Annotations: 2KKH

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	HMA	e2kkhA1	A: a+b two layers	X: Alpha-beta plaits	H: HMA-related	T: HMA, heavy metal-associated domain	F: HMA	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.70.100	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Putative heavy metal transporter	monoatomic cation transmembrane transporter activity P-type transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity ATPase-coupled monoatomic cation transmembrane transporter activity P-type cadmium transporter activity ATP-dependent activity P-type ion transporter activity active monoatomic ion transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transition metal ion transmembrane transporter activity monoatomic cation transmembrane transporter activity P-type transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity ATPase-coupled monoatomic cation transmembrane transporter activity P-type cadmium transporter activity ATP-dependent activity P-type ion transporter activity active monoatomic ion transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity transition metal ion transmembrane transporter activity metal ion transmembrane transporter activity transmembrane transporter activity cadmium ion transmembrane transporter activity zinc ion transmembrane transporter activity P-type zinc transporter activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity cation binding metal ion binding	response to stimulus response to metal ion response to chemical localization transport zinc ion transport transition metal ion transport monoatomic ion transport monoatomic cation transport establishment of localization metal ion transport response to zinc ion cadmium ion transport response to cadmium ion response to stimulus response to metal ion response to chemical localization transport zinc ion transport transition metal ion transport monoatomic ion transport monoatomic cation transport establishment of localization metal ion transport response to zinc ion cadmium ion transport response to cadmium ion response to cobalt ion	cell periphery cellular anatomical structure plasma membrane membrane cell-cell junction symplast anchoring junction cell junction plasmodesma

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR006121	Heavy metal-associated domain, HMA	Domain
A	IPR001757	P-type ATPase	Family
A	IPR044492	P-type ATPase, haloacid dehalogenase domain	Domain
A	IPR051014	Cation Transport ATPase Type IB	Family
A	IPR027256	P-type ATPase, subfamily IB	Family
A	IPR018303	P-type ATPase, phosphorylation site	PTM
A	IPR023298	P-type ATPase, transmembrane domain superfamily	Homologous Superfamily
A	IPR023214	HAD superfamily	Homologous Superfamily
A	IPR008250	P-type ATPase, A domain superfamily	Homologous Superfamily
A	IPR036412	HAD-like superfamily	Homologous Superfamily
A	IPR036163	Heavy metal-associated domain superfamily	Homologous Superfamily
A	IPR023299	P-type ATPase, cytoplasmic domain N	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.