4DX2

Crystal structure of the human TRPV4 ankyrin repeat domain

External Resource: Annotation

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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Ankyrin repeat	8100504	3000154	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Ankyrin repeat	8100504	3000154	SCOP2B (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	Ank_2	e4dx2A2	A: alpha superhelices	X: Repetitive alpha hairpins	H: Ankyrin repeat (From Topology)	T: Ankyrin repeat	F: Ank_2	ECOD (1.6)
B	Ank_2	e4dx2B2	A: alpha superhelices	X: Repetitive alpha hairpins	H: Ankyrin repeat (From Topology)	T: Ankyrin repeat	F: Ank_2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.25.40.20	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Ankyrin repeat-containing domain	CATH (4.3.0)
B	1.25.40.20	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Ankyrin repeat-containing domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00023	Ankyrin repeat (Ank)	Ankyrin repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Transient receptor potential cation channel subfamily V member 4	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 cytoskeletal protein binding actin binding protein-containing complex binding protein binding binding actin filament 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 cytoskeletal protein binding actin binding protein-containing complex binding protein binding binding actin filament binding tubulin binding alpha-tubulin binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding microtubule binding calcium channel activity gated channel activity stretch-activated, monoatomic cation-selective, calcium channel activity mechanosensitive monoatomic cation channel activity calcium ion transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity metal ion transmembrane transporter activity mechanosensitive monoatomic ion channel activity calmodulin binding cation binding metal ion binding identical protein binding SH2 domain binding protein domain specific binding molecular transducer activity small molecule sensor activity transmembrane signaling receptor activity signaling receptor activity osmosensor activity kinase binding enzyme binding protein kinase binding lipid binding protein kinase C binding beta-tubulin binding	localization transport monoatomic ion transport calcium ion import into cytosol monoatomic cation transport establishment of localization calcium ion transport metal ion transport multicellular organismal process response to nutrient levels multicellular organismal-level homeostasis response to stimulus response to dietary excess homeostatic process localization transport monoatomic ion transport calcium ion import into cytosol monoatomic cation transport establishment of localization calcium ion transport metal ion transport multicellular organismal process response to nutrient levels multicellular organismal-level homeostasis response to stimulus response to dietary excess homeostatic process diet induced thermogenesis metabolic process energy homeostasis adaptive thermogenesis regulation of defense response regulation of biological process regulation of response to external stimulus defense response biological regulation positive regulation of biological process response to external stimulus regulation of inflammatory response positive regulation of response to stimulus positive regulation of response to external stimulus positive regulation of inflammatory response regulation of response to stimulus regulation of response to stress response to stress positive regulation of defense response inflammatory response cellular response to stimulus cellular response to heat cellular response to stress response to heat response to abiotic stimulus cellular process response to temperature stimulus regulation of cellular process cellular biosynthetic process chemokine (C-X-C motif) ligand 1 production positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process organic substance metabolic process positive regulation of biosynthetic process regulation of cytokine production organic substance biosynthetic process cytokine production regulation of multicellular organismal process positive regulation of macromolecule metabolic process positive regulation of cellular process regulation of biosynthetic process cellular metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of chemokine production regulation of cellular biosynthetic process regulation of gene expression biosynthetic process positive regulation of gene expression chemokine production positive regulation of chemokine production positive regulation of multicellular organismal process regulation of chemokine (C-X-C motif) ligand 1 production regulation of macromolecule biosynthetic process positive regulation of chemokine (C-X-C motif) ligand 1 production macromolecule metabolic process positive regulation of cytokine production regulation of metabolic process positive regulation of cellular biosynthetic process protein polymerization protein-containing complex organization microtubule cytoskeleton organization microtubule polymerization cellular component organization cellular component biogenesis organelle organization microtubule polymerization or depolymerization cellular component assembly protein-containing complex assembly microtubule-based process cellular component organization or biogenesis supramolecular fiber organization cytoskeleton organization inorganic ion homeostasis intracellular calcium ion homeostasis calcium ion homeostasis cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis actin cytoskeleton organization actin filament-based process regulation of neuron projection development regulation of cellular component organization cellular developmental process cell projection organization negative regulation of biological process cell development neuron projection development neurogenesis multicellular organism development neuron differentiation cell differentiation anatomical structure development negative regulation of cellular process negative regulation of cell projection organization system development developmental process plasma membrane bounded cell projection organization negative regulation of cellular component organization regulation of cell projection organization nervous system development negative regulation of neuron projection development generation of neurons neuron development regulation of plasma membrane bounded cell projection organization cell junction organization cell junction assembly cell-cell junction assembly cell-cell junction organization regulation of cell adhesion blood vessel endothelial cell delamination negative regulation of cell adhesion cell adhesion cell-cell adhesion negative regulation of cell-cell adhesion regulation of cell-cell adhesion delamination response to osmotic stress cellular hypotonic salinity response cellular response to salt stress cellular hypotonic response cellular response to chemical stress cellular response to osmotic stress response to salt stress cellular response to environmental stimulus hypotonic response cellular response to chemical stimulus hypotonic salinity response response to chemical cellular response to abiotic stimulus positive regulation of locomotion regulation of cell motility macrophage migration positive regulation of chemotaxis positive regulation of cell migration taxis cell migration regulation of immune system process regulation of mononuclear cell migration positive regulation of immune system process chemotaxis regulation of leukocyte chemotaxis positive regulation of macrophage migration regulation of leukocyte migration positive regulation of leukocyte chemotaxis granulocyte migration leukocyte migration regulation of locomotion macrophage chemotaxis regulation of granulocyte chemotaxis regulation of macrophage migration positive regulation of cell motility regulation of cell migration myeloid leukocyte migration positive regulation of mononuclear cell migration cell motility locomotion cell chemotaxis regulation of macrophage chemotaxis positive regulation of leukocyte migration regulation of chemotaxis immune system process granulocyte chemotaxis mononuclear cell migration positive regulation of macrophage chemotaxis leukocyte chemotaxis monoatomic ion transmembrane transport inorganic ion transmembrane transport inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport calcium ion transmembrane transport positive regulation of cell communication positive regulation of signal transduction signaling regulation of signal transduction intracellular signal transduction cell communication positive regulation of JNK cascade regulation of intracellular signal transduction JNK cascade intracellular signaling cassette signal transduction regulation of signaling positive regulation of MAPK cascade regulation of JNK cascade positive regulation of intracellular signal transduction regulation of MAPK cascade MAPK cascade regulation of cell communication positive regulation of signaling osmosensory signaling pathway system process regulation of system process muscle contraction muscle system process regulation of muscle system process striated muscle contraction regulation of striated muscle contraction regulation of muscle contraction positive regulation of striated muscle contraction positive regulation of muscle contraction calcium ion import regulation of vascular permeability circulatory system process positive regulation of vascular permeability vascular process in circulatory system regulation of biological quality blood circulation response to decreased oxygen levels response to hypoxia response to oxygen levels negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process primary metabolic process negative regulation of cellular biosynthetic process organic cyclic compound metabolic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process negative regulation of biosynthetic process nitrogen compound transport hormone secretion peptide secretion secretion by cell amide transport signal release secretion regulation of hormone levels vasopressin secretion organic substance transport cell-cell signaling export from cell peptide transport peptide hormone secretion hormone transport actin filament organization aerobic respiration cellular respiration energy derivation by oxidation of organic compounds regulation of generation of precursor metabolites and energy generation of precursor metabolites and energy regulation of cellular respiration regulation of aerobic respiration glucose homeostasis carbohydrate homeostasis macrophage inflammatory protein-1 alpha production regulation of macrophage inflammatory protein 1 alpha production positive regulation of macrophage inflammatory protein 1 alpha production chemokine (C-C motif) ligand 5 production positive regulation of chemokine (C-C motif) ligand 5 production regulation of chemokine (C-C motif) ligand 5 production positive regulation of cytosolic calcium ion concentration positive regulation of ERK1 and ERK2 cascade ERK1 and ERK2 cascade regulation of ERK1 and ERK2 cascade cortical cytoskeleton organization cytoplasmic microtubule organization cortical microtubule organization interleukin-6 production positive regulation of interleukin-6 production regulation of interleukin-6 production regulation of cellular component size cell volume homeostasis regulation of cell size regulation of anatomical structure size regulation of body fluid levels multicellular organismal-level water homeostasis multicellular organismal-level chemical homeostasis regulation of monocyte chemotactic protein-1 production positive regulation of monocyte chemotactic protein-1 production monocyte chemotactic protein-1 production positive regulation of organelle organization regulation of cytoskeleton organization regulation of microtubule polymerization or depolymerization positive regulation of cellular component organization protein-containing complex disassembly positive regulation of microtubule depolymerization regulation of protein-containing complex disassembly regulation of microtubule depolymerization positive regulation of protein-containing complex disassembly cellular component disassembly positive regulation of microtubule polymerization or depolymerization regulation of protein depolymerization positive regulation of protein depolymerization positive regulation of cytoskeleton organization regulation of microtubule-based process positive regulation of supramolecular fiber organization regulation of organelle organization microtubule depolymerization regulation of supramolecular fiber organization protein depolymerization regulation of microtubule cytoskeleton organization response to mechanical stimulus fat cell differentiation regulation of developmental process negative regulation of developmental process regulation of cell differentiation negative regulation of fat cell differentiation regulation of brown fat cell differentiation brown fat cell differentiation negative regulation of brown fat cell differentiation negative regulation of cell differentiation regulation of fat cell differentiation response to organic substance response to hormone response to endogenous stimulus response to organonitrogen compound response to peptide hormone response to insulin response to oxygen-containing compound response to nitrogen compound connective tissue development animal organ development endochondral bone morphogenesis tissue development anatomical structure morphogenesis skeletal system development skeletal system morphogenesis animal organ morphogenesis cartilage development involved in endochondral bone morphogenesis bone morphogenesis bone development cartilage development hyperosmotic response hyperosmotic salinity response regulation of response to osmotic stress	cell projection cell leading edge cellular anatomical entity plasma membrane bounded cell projection lamellipodium membrane cell-cell junction adherens junction anchoring junction cell junction actin-based cell projection filopodium membrane-bounded organelle organelle cell projection cell leading edge cellular anatomical entity plasma membrane bounded cell projection lamellipodium membrane cell-cell junction adherens junction anchoring junction cell junction actin-based cell projection filopodium membrane-bounded organelle organelle cilium focal adhesion cell-substrate junction cell periphery apical part of cell plasma membrane plasma membrane region apical plasma membrane ruffle leading edge membrane ruffle membrane cell projection membrane cell surface growth cone axon distal axon neuron projection site of polarized growth intracellular anatomical structure cell cortex cortical cytoskeleton actin cytoskeleton intracellular organelle cytoskeleton intracellular non-membrane-bounded organelle cortical actin cytoskeleton cytoplasm non-membrane-bounded organelle polymeric cytoskeletal fiber cytoplasmic microtubule supramolecular fiber microtubule supramolecular polymer supramolecular complex microtubule cytoskeleton endoplasmic reticulum intracellular membrane-bounded organelle endomembrane system

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR002110	Ankyrin repeat	Repeat
A, B	IPR008348	Transient receptor potential cation channel subfamily V member 4	Family
A, B	IPR024862	Transient receptor potential cation channel subfamily V	Family
A, B	IPR008347	Transient receptor potential cation channel subfamily V member 1-4	Family
A, B	IPR036770	Ankyrin repeat-containing domain superfamily	Homologous Superfamily
A, B	IPR005821	Ion transport domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q9HBA0	Charcot-Marie-Tooth disease spinal muscular atrophy familial digital arthropathy-brachydactyly autosomal dominant congenital benign spinal muscular atrophy metatropic dysplasia parastremmatic dwarfism spondylometaphyseal dysplasia, Kozlowski type scapuloperoneal spinal muscular atrophy, autosomal dominant spondyloepimetaphyseal dysplasia, Maroteaux type Hyperalgesia autosomal dominant brachyolmia Charcot-Marie-Tooth disease axonal type 2C peripheral neuropathy bone disease multiple epiphyseal dysplasia Charcot-Marie-Tooth disease spinal muscular atrophy familial digital arthropathy-brachydactyly autosomal dominant congenital benign spinal muscular atrophy metatropic dysplasia parastremmatic dwarfism spondylometaphyseal dysplasia, Kozlowski type scapuloperoneal spinal muscular atrophy, autosomal dominant spondyloepimetaphyseal dysplasia, Maroteaux type Hyperalgesia autosomal dominant brachyolmia Charcot-Marie-Tooth disease axonal type 2C peripheral neuropathy bone disease multiple epiphyseal dysplasia progressive muscular atrophy avascular necrosis of femoral head, primary, 2 osteochondrodysplasia peripheral nervous system disease familial avascular necrosis of femoral head spondyloepiphyseal dysplasia tarda, X-linked Kleine-Levin syndrome motor peripheral neuropathy neurodegenerative disease osteoarthritis susceptibility 1 osteogenesis imperfecta Schwartz-Jampel syndrome arthrogryposis Charcot-Marie-Tooth disease type 1A hereditary sensory and autonomic neuropathy type 2 spondyloepiphyseal dysplasia intellectual disability Melnick-Needles syndrome brachyolmia osteoarthritis Charcot-Marie-Tooth disease type 1B chronic obstructive pulmonary disease

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.