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Identification
HMDB Protein ID HMDBP10758
Secondary Accession Numbers
  • 17025
Name Guanine nucleotide-binding protein G(i) subunit alpha-1
Synonyms
  1. Adenylate cyclase-inhibiting G alpha protein
Gene Name GNAI1
Protein Type Unknown
Biological Properties
General Function Involved in signal transducer activity
Specific Function Guanine nucleotide-binding proteins (G proteins) are involved as modulators or transducers in various transmembrane signaling systems. The G(i) proteins are involved in hormonal regulation of adenylate cyclase:they inhibit the cyclase in response to beta-adrenergic stimuli
Pathways Not Available
Reactions Not Available
GO Classification
Function
purine nucleotide binding
binding
nucleotide binding
guanyl nucleotide binding
guanyl ribonucleotide binding
gtp binding
molecular transducer activity
signal transducer activity
Process
biological regulation
regulation of biological process
regulation of cellular process
signal transduction
signaling
signaling pathway
cell surface receptor linked signaling pathway
g-protein coupled receptor protein signaling pathway
Cellular Location Not Available
Gene Properties
Chromosome Location Chromosome:7
Locus 7q21
SNPs GNAI1
Gene Sequence
>1065 bp
ATGGGCTGCACGCTGAGCGCCGAGGACAAGGCGGCGGTGGAGCGGAGTAAGATGATCGAC
CGCAACCTCCGTGAGGACGGCGAGAAGGCGGCGCGCGAGGTCAAGCTGCTGCTGCTCGGT
GCTGGTGAATCTGGTAAAAGTACAATTGTGAAGCAGATGAAAATTATCCATGAAGCTGGT
TATTCAGAAGAGGAGTGTAAACAATACAAAGCAGTGGTCTACAGTAACACCATCCAGTCA
ATTATTGCTATCATTAGGGCTATGGGGAGGTTGAAGATAGACTTTGGTGACTCAGCCCGG
GCGGATGATGCACGCCAACTCTTTGTGCTAGCTGGAGCTGCTGAAGAAGGCTTTATGACT
GCAGAACTTGCTGGAGTTATAAAGAGATTGTGGAAAGATAGTGGTGTACAAGCCTGTTTC
AACAGATCCCGAGAGTACCAGCTTAATGATTCTGCAGCATACTATTTGAATGACTTGGAC
AGAATAGCTCAACCAAATTACATCCCGACTCAACAAGATGTTCTCAGAACTAGAGTGAAA
ACTACAGGAATTGTTGAAACCCATTTTACTTTCAAAGATCTTCATTTTAAAATGTTTGAT
GTGGGAGGTCAGAGATCTGAGCGGAAGAAGTGGATTCATTGCTTCGAAGGAGTGACGGCG
ATCATCTTCTGTGTAGCACTGAGTGACTACGACCTGGTTCTAGCTGAAGATGAAGAAATG
AACCGAATGCATGAAAGCATGAAATTGTTTGACAGCATATGTAACAACAAGTGGTTTACA
GATACATCCATTATACTTTTTCTAAACAAGAAGGATCTCTTTGAAGAAAAAATCAAAAAG
AGCCCTCTCACTATATGCTATCCAGAATATGCAGGATCAAACACATATGAAGAGGCAGCT
GCATATATTCAATGTCAGTTTGAAGACCTCAATAAAAGAAAGGACACAAAGGAAATATAC
ACCCACTTCACATGTGCCACAGATACTAAGAATGTGCAGTTTGTTTTTGATGCTGTAACA
GATGTCATCATAAAAAATAATCTAAAAGATTGTGGTCTCTTTTAA
Protein Properties
Number of Residues 354
Molecular Weight 40360.7
Theoretical pI 5.76
Pfam Domain Function
Signals
  • None
Transmembrane Regions
  • None
Protein Sequence
>Guanine nucleotide-binding protein G(i) subunit alpha-1
MGCTLSAEDKAAVERSKMIDRNLREDGEKAAREVKLLLLGAGESGKSTIVKQMKIIHEAG
YSEEECKQYKAVVYSNTIQSIIAIIRAMGRLKIDFGDSARADDARQLFVLAGAAEEGFMT
AELAGVIKRLWKDSGVQACFNRSREYQLNDSAAYYLNDLDRIAQPNYIPTQQDVLRTRVK
TTGIVETHFTFKDLHFKMFDVGGQRSERKKWIHCFEGVTAIIFCVALSDYDLVLAEDEEM
NRMHESMKLFDSICNNKWFTDTSIILFLNKKDLFEEKIKKSPLTICYPEYAGSNTYEEAA
AYIQCQFEDLNKRKDTKEIYTHFTCATDTKNVQFVFDAVTDVIIKNNLKDCGLF
GenBank ID Protein 20147703
UniProtKB/Swiss-Prot ID P63096
UniProtKB/Swiss-Prot Entry Name GNAI1_HUMAN
PDB IDs
GenBank Gene ID AF493905
GeneCard ID GNAI1
GenAtlas ID GNAI1
HGNC ID HGNC:4384
References
General References
  1. Ota T, Suzuki Y, Nishikawa T, Otsuki T, Sugiyama T, Irie R, Wakamatsu A, Hayashi K, Sato H, Nagai K, Kimura K, Makita H, Sekine M, Obayashi M, Nishi T, Shibahara T, Tanaka T, Ishii S, Yamamoto J, Saito K, Kawai Y, Isono Y, Nakamura Y, Nagahari K, Murakami K, Yasuda T, Iwayanagi T, Wagatsuma M, Shiratori A, Sudo H, Hosoiri T, Kaku Y, Kodaira H, Kondo H, Sugawara M, Takahashi M, Kanda K, Yokoi T, Furuya T, Kikkawa E, Omura Y, Abe K, Kamihara K, Katsuta N, Sato K, Tanikawa M, Yamazaki M, Ninomiya K, Ishibashi T, Yamashita H, Murakawa K, Fujimori K, Tanai H, Kimata M, Watanabe M, Hiraoka S, Chiba Y, Ishida S, Ono Y, Takiguchi S, Watanabe S, Yosida M, Hotuta T, Kusano J, Kanehori K, Takahashi-Fujii A, Hara H, Tanase TO, Nomura Y, Togiya S, Komai F, Hara R, Takeuchi K, Arita M, Imose N, Musashino K, Yuuki H, Oshima A, Sasaki N, Aotsuka S, Yoshikawa Y, Matsunawa H, Ichihara T, Shiohata N, Sano S, Moriya S, Momiyama H, Satoh N, Takami S, Terashima Y, Suzuki O, Nakagawa S, Senoh A, Mizoguchi H, Goto Y, Shimizu F, Wakebe H, Hishigaki H, Watanabe T, Sugiyama A, Takemoto M, Kawakami B, Yamazaki M, Watanabe K, Kumagai A, Itakura S, Fukuzumi Y, Fujimori Y, Komiyama M, Tashiro H, Tanigami A, Fujiwara T, Ono T, Yamada K, Fujii Y, Ozaki K, Hirao M, Ohmori Y, Kawabata A, Hikiji T, Kobatake N, Inagaki H, Ikema Y, Okamoto S, Okitani R, Kawakami T, Noguchi S, Itoh T, Shigeta K, Senba T, Matsumura K, Nakajima Y, Mizuno T, Morinaga M, Sasaki M, Togashi T, Oyama M, Hata H, Watanabe M, Komatsu T, Mizushima-Sugano J, Satoh T, Shirai Y, Takahashi Y, Nakagawa K, Okumura K, Nagase T, Nomura N, Kikuchi H, Masuho Y, Yamashita R, Nakai K, Yada T, Nakamura Y, Ohara O, Isogai T, Sugano S: Complete sequencing and characterization of 21,243 full-length human cDNAs. Nat Genet. 2004 Jan;36(1):40-5. Epub 2003 Dec 21. [PubMed:14702039 ]
  2. 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 ]
  3. Wiemann S, Weil B, Wellenreuther R, Gassenhuber J, Glassl S, Ansorge W, Bocher M, Blocker H, Bauersachs S, Blum H, Lauber J, Dusterhoft A, Beyer A, Kohrer K, Strack N, Mewes HW, Ottenwalder B, Obermaier B, Tampe J, Heubner D, Wambutt R, Korn B, Klein M, Poustka A: Toward a catalog of human genes and proteins: sequencing and analysis of 500 novel complete protein coding human cDNAs. Genome Res. 2001 Mar;11(3):422-35. [PubMed:11230166 ]
  4. Aboulaich N, Vainonen JP, Stralfors P, Vener AV: Vectorial proteomics reveal targeting, phosphorylation and specific fragmentation of polymerase I and transcript release factor (PTRF) at the surface of caveolae in human adipocytes. Biochem J. 2004 Oct 15;383(Pt 2):237-48. [PubMed:15242332 ]
  5. Itoh H, Toyama R, Kozasa T, Tsukamoto T, Matsuoka M, Kaziro Y: Presence of three distinct molecular species of Gi protein alpha subunit. Structure of rat cDNAs and human genomic DNAs. J Biol Chem. 1988 May 15;263(14):6656-64. [PubMed:2834384 ]
  6. Bray P, Carter A, Guo V, Puckett C, Kamholz J, Spiegel A, Nirenberg M: Human cDNA clones for an alpha subunit of Gi signal-transduction protein. Proc Natl Acad Sci U S A. 1987 Aug;84(15):5115-9. [PubMed:3110783 ]
  7. Kimple RJ, Kimple ME, Betts L, Sondek J, Siderovski DP: Structural determinants for GoLoco-induced inhibition of nucleotide release by Galpha subunits. Nature. 2002 Apr 25;416(6883):878-81. [PubMed:11976690 ]
  8. Johnston CA, Willard FS, Jezyk MR, Fredericks Z, Bodor ET, Jones MB, Blaesius R, Watts VJ, Harden TK, Sondek J, Ramer JK, Siderovski DP: Structure of Galpha(i1) bound to a GDP-selective peptide provides insight into guanine nucleotide exchange. Structure. 2005 Jul;13(7):1069-80. [PubMed:16004878 ]