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Identification
HMDB Protein ID HMDBP08198
Secondary Accession Numbers
  • 13909
Name Gamma-aminobutyric acid receptor subunit alpha-1
Synonyms
  1. GABA(A) receptor subunit alpha-1
Gene Name GABRA1
Protein Type Unknown
Biological Properties
General Function Involved in ion transport
Specific Function GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel
Pathways Not Available
Reactions Not Available
GO Classification
Component
membrane
cell part
membrane part
intrinsic to membrane
integral to membrane
postsynaptic membrane
Function
receptor activity
transmembrane receptor activity
transmembrane transporter activity
substrate-specific transmembrane transporter activity
ion transmembrane transporter activity
molecular transducer activity
signal transducer activity
gaba receptor activity
gaba-a receptor activity
transporter activity
ion channel activity
ligand-gated ion channel activity
extracellular ligand-gated ion channel activity
Process
establishment of localization
transport
gamma-aminobutyric acid signaling pathway
chloride transport
signaling
signaling pathway
cell surface receptor linked signaling pathway
anion transport
g-protein coupled receptor protein signaling pathway
inorganic anion transport
ion transport
Cellular Location
  1. Cell membrane
  2. Multi-pass membrane protein
  3. Multi-pass membrane protein
  4. Cell junction
  5. synapse
  6. postsynaptic cell membrane
Gene Properties
Chromosome Location Chromosome:5
Locus 5q34-q35
SNPs GABRA1
Gene Sequence
>1371 bp
ATGAGGAAAAGTCCAGGTCTGTCTGACTGTCTTTGGGCCTGGATCCTCCTTCTGAGCACA
CTGACTGGAAGAAGCTATGGACAGCCGTCATTACAAGATGAACTTAAAGACAATACCACT
GTCTTCACCAGGATTTTGGACAGACTCCTAGATGGCTATGACAATCGCCTGAGACCAGGA
TTGGGAGAGCGTGTAACCGAAGTGAAGACTGATATCTTCGTCACCAGTTTCGGACCCGTT
TCAGACCATGATATGGAATATACAATAGATGTATTTTTCCGTCAAAGCTGGAAGGATGAA
AGGTTAAAATTTAAAGGACCTATGACAGTCCTCCGGTTAAATAACCTAATGGCAAGTAAA
ATCCGGACTCCGGACACATTTTTCCACAATGGAAAGAAGTCAGTGGCCCACAACATGACC
ATGCCCAACAAACTCCTGCGGATCACAGAGGATGGCACCTTGCTGTACACCATGAGGCTG
ACAGTGAGAGCTGAATGTCCGATGCATTTGGAGGACTTCCCTATGGATGCCCATGCTTGC
CCACTAAAATTTGGAAGTTATGCTTATACAAGAGCAGAAGTTGTTTATGAATGGACCAGA
GAGCCAGCACGCTCAGTGGTTGTAGCAGAAGATGGATCACGTCTAAACCAGTATGACCTT
CTTGGACAAACAGTAGACTCTGGAATTGTCCAGTCAAGTACAGGAGAATATGTTGTTATG
ACCACTCATTTCCACTTGAAGAGAAAGATTGGCTACTTTGTTATTCAAACATACCTGCCA
TGCATAATGACAGTGATTCTCTCACAAGTCTCCTTCTGGCTCAACAGAGAGTCTGTACCA
GCAAGAACTGTCTTTGGAGTAACAACTGTGCTCACCATGACAACATTGAGCATCAGTGCC
AGAAACTCCCTCCCTAAGGTGGCTTATGCAACAGCTATGGATTGGTTTATTGCCGTGTGC
TATGCCTTTGTGTTCTCAGCTCTGATTGAGTTTGCCACAGTAAACTATTTCACTAAGAGA
GGTTATGCATGGGATGGCAAAAGTGTGGTTCCAGAAAAGCCAAAGAAAGTAAAGGATCCT
CTTATTAAGAAAAACAACACTTACGCTCCAACAGCAACCAGCTACACCCCTAATTTGGCC
AGGGGCGACCCGGGCTTAGCCACCATTGCTAAAAGTGCAACCATAGAACCTAAAGAGGTC
AAGCCCGAAACAAAACCACCAGAACCCAAGAAAACCTTTAACAGTGTCAGCAAAATTGAC
CGACTGTCAAGAATAGCCTTCCCGCTGCTATTTGGAATCTTTAACTTAGTCTACTGGGCT
ACGTATTTAAACAGAGAGCCTCAGCTAAAAGCCCCCACACCACATCAATAG
Protein Properties
Number of Residues 456
Molecular Weight 51801.4
Theoretical pI 9.61
Pfam Domain Function
Signals
  • 1-27
Transmembrane Regions
  • 252-273
  • 279-300
  • 313-334
  • 422-443
Protein Sequence
>Gamma-aminobutyric acid receptor subunit alpha-1
MRKSPGLSDCLWAWILLLSTLTGRSYGQPSLQDELKDNTTVFTRILDRLLDGYDNRLRPG
LGERVTEVKTDIFVTSFGPVSDHDMEYTIDVFFRQSWKDERLKFKGPMTVLRLNNLMASK
IWTPDTFFHNGKKSVAHNMTMPNKLLRITEDGTLLYTMRLTVRAECPMHLEDFPMDAHAC
PLKFGSYAYTRAEVVYEWTREPARSVVVAEDGSRLNQYDLLGQTVDSGIVQSSTGEYVVM
TTHFHLKRKIGYFVIQTYLPCIMTVILSQVSFWLNRESVPARTVFGVTTVLTMTTLSISA
RNSLPKVAYATAMDWFIAVCYAFVFSALIEFATVNYFTKRGYAWDGKSVVPEKPKKVKDP
LIKKNNTYAPTATSYTPNLARGDPGLATIAKSATIEPKEVKPETKPPEPKKTFNSVSKID
RLSRIAFPLLFGIFNLVYWATYLNREPQLKAPTPHQ
GenBank ID Protein 31633
UniProtKB/Swiss-Prot ID P14867
UniProtKB/Swiss-Prot Entry Name GBRA1_HUMAN
PDB IDs Not Available
GenBank Gene ID X14766
GeneCard ID GABRA1
GenAtlas ID GABRA1
HGNC ID HGNC:4075
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. Schofield PR, Pritchett DB, Sontheimer H, Kettenmann H, Seeburg PH: Sequence and expression of human GABAA receptor alpha 1 and beta 1 subunits. FEBS Lett. 1989 Feb 27;244(2):361-4. [PubMed:2465923 ]
  3. Garrett KM, Duman RS, Saito N, Blume AJ, Vitek MP, Tallman JF: Isolation of a cDNA clone for the alpha subunit of the human GABA-A receptor. Biochem Biophys Res Commun. 1988 Oct 31;156(2):1039-45. [PubMed:2847710 ]
  4. Cossette P, Liu L, Brisebois K, Dong H, Lortie A, Vanasse M, Saint-Hilaire JM, Carmant L, Verner A, Lu WY, Wang YT, Rouleau GA: Mutation of GABRA1 in an autosomal dominant form of juvenile myoclonic epilepsy. Nat Genet. 2002 Jun;31(2):184-9. Epub 2002 May 6. [PubMed:11992121 ]
  5. Maljevic S, Krampfl K, Cobilanschi J, Tilgen N, Beyer S, Weber YG, Schlesinger F, Ursu D, Melzer W, Cossette P, Bufler J, Lerche H, Heils A: A mutation in the GABA(A) receptor alpha(1)-subunit is associated with absence epilepsy. Ann Neurol. 2006 Jun;59(6):983-7. [PubMed:16718694 ]