LPAR4

Identifiers

LPAR4, GPR23, LPA4, P2RY9, P2Y5-LIKE, P2Y9, lysophosphatidic acid receptor 4

External IDs

MGI: 1925384 HomoloGene: 3871 GeneCards: LPAR4

Targeted by Drug

Gene ontology
Molecular function	• lysophosphatidic acid binding • signal transducer activity • lysophosphatidic acid receptor activity • lipid binding • G-protein coupled receptor activity
Cellular component	• integral component of membrane • plasma membrane • membrane
Biological process	• signal transduction • G-protein coupled receptor signaling pathway
Sources:Amigo / QuickGO

RNA expression pattern

More reference expression data

Orthologs

Species

Human

Mouse

Entrez


2846


78134

Ensembl


ENSG00000147145


ENSMUSG00000049929

UniProt


Q99677


Q8BLG2

RefSeq (mRNA)


NM_001278000 NM_005296


NM_175271

RefSeq (protein)


NP_001264929.1 NP_005287.1


NP_780480.2

Location (UCSC)

Chr X: 78.75 – 78.76 Mb

Chr X: 106.92 – 106.93 Mb

PubMed search

^[2]

^[3]

Wikidata

View/Edit Human

View/Edit Mouse

Lysophosphatidic acid receptor 4 also known as LPA₄ is a protein that in humans is encoded by the LPAR4 gene.^[4]^[5]^[6] LPA₄ is a G protein-coupled receptor that binds the lipid signaling molecule lysophosphatidic acid (LPA).^[7]

References

↑ "Drugs that physically interact with Lysophosphatidic acid receptor 4 view/edit references on wikidata".
↑ "Human PubMed Reference:".
↑ "Mouse PubMed Reference:".
↑ "Entrez Gene: GPR23 G protein-coupled receptor 23".
↑ Janssens R, Boeynaems JM, Godart M, Communi D (July 1997). "Cloning of a human heptahelical receptor closely related to the P2Y5 receptor". Biochem. Biophys. Res. Commun. 236 (1): 106–12. doi:10.1006/bbrc.1997.6895. PMID 9223435.
↑ O'Dowd BF, Nguyen T, Jung BP, Marchese A, Cheng R, Heng HH, Kolakowski LF, Lynch KR, George SR (March 1997). "Cloning and chromosomal mapping of four putative novel human G-protein-coupled receptor genes". Gene. 187 (1): 75–81. doi:10.1016/S0378-1119(96)00722-6. PMID 9073069.
↑ Choi JW, Herr DR, Noguchi K, Yung YC, Lee CW, Mutoh T, Lin ME, Teo ST, Park KE, Mosley AN, Chun J (January 2010). "LPA Receptors: Subtypes and Biological Actions". Annual Review of Pharmacology and Toxicology. 50 (1): 157–186. doi:10.1146/annurev.pharmtox.010909.105753. PMID 20055701.

Adrian K, Bernhard MK, Breitinger HG, Ogilvie A (2000). "Expression of purinergic receptors (ionotropic P2X1-7 and metabotropic P2Y1-11) during myeloid differentiation of HL60 cells.". Biochim. Biophys. Acta. 1492 (1): 127–38. doi:10.1016/S0167-4781(00)00094-4. PMID 11004484.
Strausberg RL, Feingold EA, Grouse LH, et al. (2003). "Generation and initial analysis of more than 15,000 full-length human and mouse cDNA sequences.". Proc. Natl. Acad. Sci. U.S.A. 99 (26): 16899–903. doi:10.1073/pnas.242603899. PMC 139241. PMID 12477932.
Noguchi K, Ishii S, Shimizu T (2003). "Identification of p2y9/GPR23 as a novel G protein-coupled receptor for lysophosphatidic acid, structurally distant from the Edg family.". J. Biol. Chem. 278 (28): 25600–6. doi:10.1074/jbc.M302648200. PMID 12724320.
Gerhard DS, Wagner L, Feingold EA, et al. (2004). "The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC).". Genome Res. 14 (10B): 2121–7. doi:10.1101/gr.2596504. PMC 528928. PMID 15489334.
Ross MT, Grafham DV, Coffey AJ, et al. (2005). "The DNA sequence of the human X chromosome.". Nature. 434 (7031): 325–37. doi:10.1038/nature03440. PMC 2665286. PMID 15772651.
Liu T, Qian WJ, Gritsenko MA, et al. (2006). "Human plasma N-glycoproteome analysis by immunoaffinity subtraction, hydrazide chemistry, and mass spectrometry.". J. Proteome Res. 4 (6): 2070–80. doi:10.1021/pr0502065. PMC 1850943. PMID 16335952.

This article incorporates text from the United States National Library of Medicine, which is in the public domain.

Cell surface receptor: G protein-coupled receptors

Class A: Rhodopsin like

Neurotransmitter

Adrenergic	α1 (A B D) α2 (A B C) β1 β2 β3

Purinergic	Adenosine (A1 A2A A2B A3) P2Y (1 2 4 5 6 8 9 10 11 12 13 14)

Serotonin	(all but 5-HT3) 5-HT1 (A B D E F) 5-HT2 (A B C) 5-HT (4 5A 6 7)

Other	Acetylcholine (M1 M2 M3 M4 M5) Dopamine (D1 D2 D3 D4 D5) Histamine (H1 H2 H3 H4) Melatonin (1A 1B 1C) TAAR (1 2 3 5 6 8 9)

Metabolites and
signaling molecules

Eicosanoid	CysLT (1 2) LTB4 (1 2) FPRL1 OXE Prostaglandin (DP (1 2), EP (1 2 3 4), FP) Prostacyclin Thromboxane

Other	Bile acid Cannabinoid (CB1 CB2, GPR (18 55 119)) EBI2 Estrogen Free fatty acid (1 2 3 4) Lactate Lysophosphatidic acid (1 2 3 4 5 6) Lysophospholipid (1 2 3 4 5 6 7 8) Niacin (1 2) Oxoglutarate PAF Sphingosine-1-phosphate (1 2 3 4 5) Succinate

Peptide

Neuropeptide	B/W (1 2) FF (1 2) S Y (1 2 4 5) Neuromedin (B U (1 2)) Neurotensin (1 2)

Other	Anaphylatoxin (C3a C5a) Angiotensin (1 2) Apelin Bombesin (BRS3 GRPR NMBR) Bradykinin (B1 B2) Chemokine Cholecystokinin (A B) Endothelin (A B) Formyl peptide (1 2 3) FSH Galanin (1 2 3) GHB receptor Gonadotropin-releasing hormone (1 2) Ghrelin Kisspeptin Luteinizing hormone/choriogonadotropin MAS (1 1L D E F G X1 X2 X3 X4) Melanocortin (1 2 3 4 5) MCHR (1 2) Motilin Opioid (Delta Kappa Mu Nociceptin & Zeta, but not Sigma) Orexin (1 2) Oxytocin Prokineticin (1 2) Prolactin-releasing peptide Relaxin (1 2 3 4) Somatostatin (1 2 3 4 5) Tachykinin (1 2 3) Thyrotropin Thyrotropin-releasing hormone Urotensin-II Vasopressin (1A 1B 2)

Miscellaneous

Orphan	GPR (1 3 4 6 12 15 17 18 19 20 21 22 23 25 26 27 31 32 33 34 35 37 39 42 44 45 50 52 55 61 62 63 65 68 75 77 78 81 82 83 84 85 87 88 92 101 103 109A 109B 119 120 132 135 137B 139 141 142 146 148 149 150 151 152 153 160 161 162 171 173 174 176 177 182 183)

Other	Adrenomedullin Olfactory Opsin (3 4 5 1LW 1MW 1SW RGR RRH) Protease-activated (1 2 3 4) SREB (1 2 3)

Class B: Secretin like

Adhesion	ADGRG (1 2 3 4 5 6 7)

Orphan	GPR (56 64 97 98 110 111 112 113 114 115 116 123 124 125 126 128 133 143 144 155 157)

Other	Brain-specific angiogenesis inhibitor (1 2 3) Cadherin (1 2 3) Calcitonin CALCRL CD97 Corticotropin-releasing hormone (1 2) EMR (1 2 3) Glucagon (GR GIPR GLP1R GLP2R) Growth hormone releasing hormone PACAPR1 GPR Latrophilin (1 2 3 ELTD1) Methuselah-like proteins Parathyroid hormone (1 2) Secretin Vasoactive intestinal peptide (1 2)

Class C: Metabotropic glutamate / pheromone

Taste	TAS1R (1 2 3) TAS2R (1 3 4 5 7 8 9 10 13 14 16 19 20 30 31 38 39 40 41 42 43 45 46 50 60 Vomeronasal receptor)

Other	Calcium-sensing receptor GABA B (1 2) Glutamate receptor (Metabotropic glutamate (1 2 3 4 5 6 7 8)) GPRC6A GPR (156 158 179) RAIG (1 2 3 4)

Class F: Frizzled / Smoothened

Frizzled	Frizzled (1 2 3 4 5 6 7 8 9 10)

Smoothened	Smoothened

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LPAR4

See also

References

Further reading