Annotations: 8WPL

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e8wplA01	A: ATPD N-terminal domain-like	X: N-terminal domain of the delta subunit of the F1F0-ATP synthase	H: Galactose-binding domain-like	T:	F:	ECOD (20:10:01)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, C, D	PF08344	Transient receptor ion channel II (TRP_2)	Transient receptor ion channel II	-	Family
B, C, D	PF12796	Ankyrin repeats (3 copies) (Ank_2)	Ankyrin repeats (3 copies)	-	Repeat
B, C, D	PF00023	Ankyrin repeat (Ank)	Ankyrin repeat	-	Repeat
B, C, D	PF00520	Ion transport protein (Ion_trans)	Ion transport protein	-	Family
A	PF08344	Transient receptor ion channel II (TRP_2)	Transient receptor ion channel II	-	Family
A	PF00520	Ion transport protein (Ion_trans)	Ion transport protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, C, D	Short transient receptor potential channel 4	cell adhesion molecule binding cadherin binding protein binding binding calcium channel activity monoatomic cation transmembrane transporter activity monoatomic ion channel activity store-operated calcium channel activity monoatomic cation channel activity passive transmembrane transporter activity calcium ion transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity transporter activity cell adhesion molecule binding cadherin binding protein binding binding calcium channel activity monoatomic cation transmembrane transporter activity monoatomic ion channel activity store-operated calcium channel activity monoatomic cation channel activity passive transmembrane transporter activity calcium ion transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity beta-catenin binding ion binding alcohol binding inositol 1,4,5 trisphosphate binding anion binding small molecule binding	transport monoatomic ion transmembrane transport establishment of localization calcium ion transport metal ion transport monoatomic cation transmembrane transport transmembrane transport localization monoatomic ion transport cellular process monoatomic cation transport calcium ion transmembrane transport developmental process multicellular organismal process transport monoatomic ion transmembrane transport establishment of localization calcium ion transport metal ion transport monoatomic cation transmembrane transport transmembrane transport localization monoatomic ion transport cellular process monoatomic cation transport calcium ion transmembrane transport developmental process multicellular organismal process cellular developmental process nervous system development multicellular organism development neurogenesis central nervous system development gliogenesis oligodendrocyte differentiation glial cell differentiation cell differentiation anatomical structure development system development calcium ion import nitrogen compound transport organic anion transport gamma-aminobutyric acid secretion carboxylic acid transport secretion acid secretion organic acid transport amino acid transport gamma-aminobutyric acid transport inorganic ion homeostasis intracellular calcium ion homeostasis homeostatic process calcium ion homeostasis regulation of cytosolic calcium ion concentration cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis	cell surface cellular anatomical structure membrane microdomain cell periphery membrane raft plasma membrane raft membrane plasma membrane plasma membrane region caveola basal part of cell basal plasma membrane basolateral plasma membrane protein-containing complex cell surface cellular anatomical structure membrane microdomain cell periphery membrane raft plasma membrane raft membrane plasma membrane plasma membrane region caveola basal part of cell basal plasma membrane basolateral plasma membrane protein-containing complex transmembrane transporter complex membrane protein complex cation channel complex transporter complex calcium channel complex monoatomic ion channel complex intracellular anatomical structure cell cortex cortical cytoskeleton intracellular membraneless organelle intracellular organelle cytoskeleton organelle membraneless organelle cytoplasm
A	Short transient receptor potential channel 1	protein binding binding transmembrane transporter binding signaling receptor binding monoatomic cation transmembrane transporter activity monoatomic cation channel activity passive transmembrane transporter activity monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity calcium channel activity store-operated calcium channel activity protein binding binding transmembrane transporter binding signaling receptor binding monoatomic cation transmembrane transporter activity monoatomic cation channel activity passive transmembrane transporter activity monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity calcium channel activity store-operated calcium channel activity calcium ion transmembrane transporter activity metal ion transmembrane transporter activity ion binding alcohol binding inositol 1,4,5 trisphosphate binding anion binding small molecule binding cation binding metal ion binding ATPase binding enzyme binding	transport monoatomic ion transmembrane transport establishment of localization calcium ion transport metal ion transport monoatomic cation transmembrane transport transmembrane transport localization monoatomic ion transport cellular process monoatomic cation transport calcium ion transmembrane transport heart process multicellular organismal process transport monoatomic ion transmembrane transport establishment of localization calcium ion transport metal ion transport monoatomic cation transmembrane transport transmembrane transport localization monoatomic ion transport cellular process monoatomic cation transport calcium ion transmembrane transport heart process multicellular organismal process system process regulation of biological process regulation of cardiac conduction regulation of heart contraction regulation of system process biological regulation circulatory system process regulation of blood circulation cardiac conduction regulation of multicellular organismal process heart contraction blood circulation response to stimulus response to metal ion response to chemical response to calcium ion regulation of calcium ion transport regulation of localization positive regulation of cation transmembrane transport positive regulation of calcium ion transport regulation of cellular process positive regulation of biological process regulation of monoatomic ion transmembrane transport regulation of calcium ion transmembrane transport positive regulation of monoatomic ion transport positive regulation of calcium ion transmembrane transport positive regulation of transmembrane transport positive regulation of monoatomic ion transmembrane transport positive regulation of release of sequestered calcium ion into cytosol regulation of metal ion transport positive regulation of cellular process calcium ion transmembrane import into cytosol regulation of transport regulation of release of sequestered calcium ion into cytosol regulation of monoatomic ion transport release of sequestered calcium ion into cytosol regulation of transmembrane transport positive regulation of transport regulation of monoatomic cation transmembrane transport inorganic ion homeostasis intracellular calcium ion homeostasis homeostatic process calcium ion homeostasis regulation of cytosolic calcium ion concentration cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis pigment metabolic process pigment biosynthetic process melanin metabolic process secondary metabolic process biosynthetic process secondary metabolite biosynthetic process phenol-containing compound metabolic process phenol-containing compound biosynthetic process metabolic process melanin biosynthetic process	protein-containing complex receptor complex cell periphery cellular anatomical structure plasma membrane membrane transmembrane transporter complex membrane protein complex cation channel complex transporter complex monoatomic ion channel complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, C, D	IPR002110	Ankyrin repeat	Repeat
B, C, D	IPR005821	Ion transport domain	Domain
B, C, D	IPR036770	Ankyrin repeat-containing domain superfamily	Homologous Superfamily
B, C, D	IPR005460	Transient receptor potential channel, canonical 4	Family
B, C, D	IPR002153	Transient receptor potential channel, canonical	Family
B, C, D	IPR013555	Transient receptor ion channel domain	Domain
A	IPR002110	Ankyrin repeat	Repeat
A	IPR005821	Ion transport domain	Domain
A	IPR036770	Ankyrin repeat-containing domain superfamily	Homologous Superfamily
A	IPR005457	Transient receptor potential channel, canonical 1	Family
A	IPR002153	Transient receptor potential channel, canonical	Family
A	IPR013555	Transient receptor ion channel domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B, C, D	Pharos: Q9UBN4	attention deficit hyperactivity disorder, inattentive type Malignant neoplasm of breast pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia Sjogren syndrome atypical teratoid rhabdoid tumor pancreatic intraductal papillary-mucinous carcinoma peripheral nervous system disease facioscapulohumeral muscular dystrophy pancreatic intraductal papillary-mucinous neoplasm peripheral neuropathy
A	Pharos: P48995	Cardiomegaly Pick disease adrenal cortex carcinoma breast carcinoma cystic fibrosis invasive ductal breast carcinoma lung carcinoma malignant mesothelioma pancreatic intraductal papillary-mucinous carcinoma progressive supranuclear palsy Alzheimer disease glioblastoma large cell medulloblastoma malignant colon neoplasm osteosarcoma Cardiomegaly Pick disease adrenal cortex carcinoma breast carcinoma cystic fibrosis invasive ductal breast carcinoma lung carcinoma malignant mesothelioma pancreatic intraductal papillary-mucinous carcinoma progressive supranuclear palsy Alzheimer disease glioblastoma large cell medulloblastoma malignant colon neoplasm osteosarcoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia psoriasis breast cancer head and neck cancer lung cancer malignant glioma ovarian cancer

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D	PDBTM	Annotated as membrane protein by PDBTM

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.