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Identification
HMDB Protein ID HMDBP02219
Secondary Accession Numbers
  • 7704
Name 5-hydroxytryptamine receptor 4
Synonyms
  1. 5-HT-4
  2. 5-HT4
  3. Serotonin receptor 4
Gene Name HTR4
Protein Type Enzyme
Biological Properties
General Function Involved in G-protein coupled receptor protein signaling pathway
Specific Function This is one of the several different receptors for 5- hydroxytryptamine (serotonin), a biogenic hormone that functions as a neurotransmitter, a hormone, and a mitogen. The activity of this receptor is mediated by G proteins that stimulate adenylate cyclase
Pathways
  • Excitatory Neural Signalling Through 5-HTR 4 and Serotonin
Reactions Not Available
GO Classification
Component
cell part
membrane part
intrinsic to membrane
integral to membrane
Process
signaling
signaling pathway
cell surface receptor linked signaling pathway
g-protein coupled receptor protein signaling pathway
Cellular Location
  1. Cell membrane
  2. Multi-pass membrane protein
  3. Endosome
Gene Properties
Chromosome Location Chromosome:5
Locus 5q31-q33
SNPs HTR4
Gene Sequence
>1164 bp
ATGGACAAACTTGATGCTAATGTGAGTTCTGAGGAGGGTTTCGGGTCAGTGGAGAAGGTG
GTGCTGCTCACGTTTCTCTCGACGGTTATCCTGATGGCCATCTTGGGGAACCTGCTGGTG
ATGGTGGCTGTGTGCTGGGACAGGCAGCTCAGGAAAATAAAAACAAATTATTTCATTGTA
TCTCTTGCTTTTGCGGATCTGCTGGTTTCGGTGCTGGTGATGCCCTTTGGTGCCATTGAG
CTGGTTCAAGACATCTGGATTTATGGGGAGGTGTTTTGTCTTGTTCGGACATCTCTGGAC
GTCCTGCTCACAACGGCATCGATTTTTCACCTGTGCTGCATTTCTCTGGATAGGTATTAC
GCCATCTGCTGCCAGCCTTTGGTCTATAGGAACAAGATGACCCCTCTGCGCATCGCATTA
ATGCTGGGAGGCTGCTGGGTCATCCCCACGTTTATTTCTTTTCTCCCTATAATGCAAGGC
TGGAATAACATTGGCATAATTGATTTGATAGAAAAGAGGAAGTTCAACCAGAACTCTAAC
TCTACGTACTGTGTCTTCATGGTCAACAAGCCCTACGCCATCACCTGCTCTGTGGTGGCC
TTCTACATCCCATTTCTCCTCATGGTGCTGGCCTATTACCGCATCTATGTCACAGCTAAG
GAGCATGCCCATCAGATCCAGATGTTACAACGGGCAGGAGCCTCCTCCGAGAGCAGGCCT
CAGTCGGCAGACCAGCATAGCACTCATCGCATGAGGACAGAGACCAAAGCAGCCAAGACC
CTGTGCATCATCATGGGTTGCTTCTGCCTCTGCTGGGCACCATTCTTTGTCACCAATATT
GTGGATCCTTTCATAGACTACACTGTCCCTGGGCAGGTGTGGACTGCTTTCCTCTGGCTC
GGCTATATCAATTCCGGGTTGAACCCTTTTCTCTACGCCTTCTTGAATAAGTCTTTTAGA
CGTGCCTTCCTCATCATCCTCTGCTGTGATGATGAGCGCTACCGAAGACCTTCCATTCTG
GGCCAGACTGTCCCTTGTTCAACCACAACCATTAATGGATCCACACATGTACTAAGGTAC
ACCGTTCTGCACAGGGGACATCATCAGGAACTCGAGAAACTGCCCATACACAATGACCCA
GAATCCCTGGAATCATGCTTCTGA
Protein Properties
Number of Residues 388
Molecular Weight 43761.0
Theoretical pI 7.82
Pfam Domain Function
Signals
  • None
Transmembrane Regions
  • 20-40
  • 59-79
  • 94-116
  • 138-158
  • 193-213
  • 261-281
  • 295-315
Protein Sequence
>5-hydroxytryptamine receptor 4
MDKLDANVSSEEGFGSVEKVVLLTFLSTVILMAILGNLLVMVAVCWDRQLRKIKTNYFIV
SLAFADLLVSVLVMPFGAIELVQDIWIYGEVFCLVRTSLDVLLTTASIFHLCCISLDRYY
AICCQPLVYRNKMTPLRIALMLGGCWVIPTFISFLPIMQGWNNIGIIDLIEKRKFNQNSN
STYCVFMVNKPYAITCSVVAFYIPFLLMVLAYYRIYVTAKEHAHQIQMLQRAGASSESRP
QSADQHSTHRMRTETKAAKTLCIIMGCFCLCWAPFFVTNIVDPFIDYTVPGQVWTAFLWL
GYINSGLNPFLYAFLNKSFRRAFLIILCCDDERYRRPSILGQTVPCSTTTINGSTHVLRD
AVECGGQWESQCHPPATSPLVAAQPSDT
GenBank ID Protein 2661733
UniProtKB/Swiss-Prot ID Q13639
UniProtKB/Swiss-Prot Entry Name 5HT4R_HUMAN
PDB IDs Not Available
GenBank Gene ID Y08756
GeneCard ID HTR4
GenAtlas ID HTR4
HGNC ID HGNC:5299
References
General References
  1. Gerhard DS, Wagner L, Feingold EA, Shenmen CM, Grouse LH, Schuler G, Klein SL, Old S, Rasooly R, Good P, Guyer M, Peck AM, Derge JG, Lipman D, Collins FS, Jang W, Sherry S, Feolo M, Misquitta L, Lee E, Rotmistrovsky K, Greenhut SF, Schaefer CF, Buetow K, Bonner TI, Haussler D, Kent J, Kiekhaus M, Furey T, Brent M, Prange C, Schreiber K, Shapiro N, Bhat NK, Hopkins RF, Hsie F, Driscoll T, Soares MB, Casavant TL, Scheetz TE, Brown-stein MJ, Usdin TB, Toshiyuki S, Carninci P, Piao Y, Dudekula DB, Ko MS, Kawakami K, Suzuki Y, Sugano S, Gruber CE, Smith MR, Simmons B, Moore T, Waterman R, Johnson SL, Ruan Y, Wei CL, Mathavan S, Gunaratne PH, Wu J, Garcia AM, Hulyk SW, Fuh E, Yuan Y, Sneed A, Kowis C, Hodgson A, Muzny DM, McPherson J, Gibbs RA, Fahey J, Helton E, Ketteman M, Madan A, Rodrigues S, Sanchez A, Whiting M, Madari A, Young AC, Wetherby KD, Granite SJ, Kwong PN, Brinkley CP, Pearson RL, Bouffard GG, Blakesly RW, Green ED, Dickson MC, Rodriguez AC, Grimwood J, Schmutz J, Myers RM, Butterfield YS, Griffith M, Griffith OL, Krzywinski MI, Liao N, Morin R, Palmquist D, Petrescu AS, Skalska U, Smailus DE, Stott JM, Schnerch A, Schein JE, Jones SJ, Holt RA, Baross A, Marra MA, Clifton S, Makowski KA, Bosak S, Malek J: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC). Genome Res. 2004 Oct;14(10B):2121-7. [PubMed:15489334 ]
  2. Blondel O, Gastineau M, Dahmoune Y, Langlois M, Fischmeister R: Cloning, expression, and pharmacology of four human 5-hydroxytryptamine 4 receptor isoforms produced by alternative splicing in the carboxyl terminus. J Neurochem. 1998 Jun;70(6):2252-61. [PubMed:9603189 ]
  3. Claeysen S, Faye P, Sebben M, Lemaire S, Bockaert J, Dumuis A: Cloning and expression of human 5-HT4S receptors. Effect of receptor density on their coupling to adenylyl cyclase. Neuroreport. 1997 Oct 20;8(15):3189-96. [PubMed:9351641 ]
  4. Claeysen S, Sebben M, Becamel C, Bockaert J, Dumuis A: Novel brain-specific 5-HT4 receptor splice variants show marked constitutive activity: role of the C-terminal intracellular domain. Mol Pharmacol. 1999 May;55(5):910-20. [PubMed:10220570 ]
  5. Bender E, Pindon A, van Oers I, Zhang YB, Gommeren W, Verhasselt P, Jurzak M, Leysen J, Luyten W: Structure of the human serotonin 5-HT4 receptor gene and cloning of a novel 5-HT4 splice variant. J Neurochem. 2000 Feb;74(2):478-89. [PubMed:10646498 ]
  6. Ullmer C, Schmuck K, Kalkman HO, Lubbert H: Expression of serotonin receptor mRNAs in blood vessels. FEBS Lett. 1995 Aug 21;370(3):215-21. [PubMed:7656980 ]