2LQB

Metal binding repeat 2 of the Wilson disease protein (ATP7B)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2lqba1	Alpha and beta proteins (a+b)	Ferredoxin-like	HMA, heavy metal-associated domain	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d2lqba2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	HMA heavy metal-associated domain	8064507	4001253	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	HMA heavy metal-associated domain	8064508	3001159	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	HMA	e2lqbA1	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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00403	Heavy-metal-associated domain (HMA)	Heavy-metal-associated domain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Copper-transporting ATPase 2	monoatomic cation transmembrane transporter activity inorganic molecular entity transmembrane transporter activity copper ion 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 cation binding transition metal ion binding copper ion binding ion binding binding monoatomic cation transmembrane transporter activity inorganic molecular entity transmembrane transporter activity copper ion 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 cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule binding P-type transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity ATPase-coupled monoatomic cation transmembrane transporter activity ATP-dependent activity P-type ion transporter activity P-type monovalent copper transporter activity active monoatomic ion transmembrane transporter activity active transmembrane transporter activity adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide 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 P-type divalent copper transporter activity	response to copper ion response to stimulus response to metal ion response to chemical response to inorganic substance organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process protein maturation by copper ion transfer primary metabolic process gene expression macromolecule biosynthetic process protein maturation organic substance metabolic process response to copper ion response to stimulus response to metal ion response to chemical response to inorganic substance organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process protein maturation by copper ion transfer primary metabolic process gene expression macromolecule biosynthetic process protein maturation organic substance metabolic process biosynthetic process organic substance biosynthetic process metabolic process cellular process protein metabolic process macromolecule metabolic process inorganic ion homeostasis homeostatic process intracellular copper ion homeostasis copper ion homeostasis cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis cellular localization intracellular calcium ion homeostasis sequestering of calcium ion calcium ion homeostasis maintenance of location in cell maintenance of location localization transport copper ion transport transition metal ion transport monoatomic ion transport monoatomic cation transport establishment of localization metal ion transport copper ion transmembrane transport monoatomic ion transmembrane transport inorganic ion transmembrane transport inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport copper ion export establishment of localization in cell intracellular zinc ion homeostasis copper ion import developmental process regulation of body fluid levels secretion mammary gland development gland development animal organ development biological regulation body fluid secretion anatomical structure development lactation regulation of biological quality xenobiotic export from cell xenobiotic transport xenobiotic detoxification by transmembrane export across the plasma membrane detoxification export from cell export across plasma membrane response to toxic substance	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle membrane cell periphery plasma membrane Golgi apparatus endomembrane system Golgi membrane membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle membrane cell periphery plasma membrane Golgi apparatus endomembrane system Golgi membrane bounding membrane of organelle organelle membrane Golgi apparatus subcompartment organelle subcompartment trans-Golgi network membrane trans-Golgi network endosome intracellular vesicle cytoplasmic vesicle late endosome vesicle

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	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	IPR017969	Heavy-metal-associated, conserved site	Conserved Site
A	IPR023214	HAD superfamily	Homologous Superfamily
A	IPR008250	P-type ATPase, A domain superfamily	Homologous Superfamily
A	IPR036412	HAD-like superfamily	Homologous Superfamily
A	IPR006122	Heavy metal-associated domain, copper ion-binding	Domain
A	IPR036163	Heavy metal-associated domain superfamily	Homologous Superfamily
A	IPR023299	P-type ATPase, cytoplasmic domain N	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P35670	Wilson disease acute liver failure cirrhosis of liver hepatitis ovarian cancer head and neck squamous cell carcinoma Inflammation breast cancer liver disease fatty liver disease sarcomatoid carcinoma breast carcinoma colorectal cancer prostate cancer liver cancer Wilson disease acute liver failure cirrhosis of liver hepatitis ovarian cancer head and neck squamous cell carcinoma Inflammation breast cancer liver disease fatty liver disease sarcomatoid carcinoma breast carcinoma colorectal cancer prostate cancer liver cancer carcinoma peripheral nervous system disease kidney neoplasm malignant mesothelioma oral cavity neoplasm ovarian neoplasm peripheral neuropathy undifferentiated carcinoma intellectual disability leukodystrophy lung cancer cholestasis cystic fibrosis Menkes disease osteosarcoma pancreatic intraductal papillary-mucinous neoplasm inborn errors of metabolism kidney cancer atypical teratoid rhabdoid tumor liver neoplasm major depressive disorder colorectal carcinoma

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.