P63096 (GNAI1_HUMAN) Homo sapiens (Human)

Guanine nucleotide-binding protein G(i) subunit alpha-1 UniProtKBInterProSTRINGInteractive Modelling

354 aa; Sequence (Fasta) ; (Isoform 2); 46 identical sequences

Available Structures

79 Experimental Structures

DescriptionOligo-stateLigandsStructureRange
Rhodopsin-Gi complex Heteromer
P08100; P54311; P63212;
NAG;1-354
Assess
Structure of human Smoothened-Gi complex Heteromer
P59768; P62873; Q99835;
CO1;1-354
Assess
Cryo-EM structure of human cannabinoid receptor 2-Gi protein in complex with agonist WIN 55,212-2 Heteromer
P34972; P59768; P62873;
WI5;PLM;CLR;2-354
Assess
Structure of NTS-NTSR1-Gi complex in lipid nanodisc, canonical state, with AHD Heteromer
P20068; P20789; P62873; P63211;
2-354
Assess
Structure of NTS-NTSR1-Gi complex in lipid nanodisc, noncanonical state, with AHD Heteromer
P20068; P20789; P62873; P63211;
2-354
Assess
Structure of NTS-NTSR1-Gi complex in lipid nanodisc, canonical state, without AHD Heteromer
P20068; P20789; P62873; P63211;
2-354
Assess
Structure of NTS-NTSR1-Gi complex in lipid nanodisc, noncanonical state, without AHD Heteromer
P20068; P20789; P62873; P63211;
2-354
Assess
Cryo-EM structure of CYM-5541-bound Sphingosine 1-phosphate receptor 3 in complex with Gi protein Heteromer
P59768; P62873; Q99500;
JF9;PLM;2-354
Assess
Cryo-EM structure of pFTY720-bound Sphingosine 1-phosphate receptor 3 in complex with Gi protein Heteromer
P59768; P62873; Q99500;
J89;2-354
Assess
Cryo-EM structure of S1P-bound Sphingosine 1-phosphate receptor 3 in complex with Gi protein Heteromer
P59768; P62873; Q99500;
S1P;PLM;2-354
Assess
Cryo-EM structure of a class A GPCR with G protein complex Heteromer
P34972; P59768; P62873;
8D0;3-354
Assess
Cryo-EM structure of CB1-G protein complex Heteromer
P21554; P59768; P62873;
8D0;3-354
Assess
Cryo-EM structure of a class A GPCR Heteromer
P10145; P25025; P59768; P62873;
CLR;3-354
Assess
Cryo-EM structure of a class A GPCR monomer Heteromer
P10145; P25025; P59768; P62873;
CLR;3-354
Assess
Cryo-EM structure of human GABA(B) receptor-Gi protein complex Heteromer
O75899; P59768; P62873; Q9UBS5;
2C0;FN0;3-354
Assess
human melatonin receptor MT1 - Gi1 complex Heteromer
P48039; P63212;
JEV;3-354
Assess
Cryo-EM structure of cenerimod -bound Sphingosine-1-phosphate receptor 1 in complex with Gi protein Heteromer
P59768; P62873;
JER;PLM;3-354
Assess
Cryo-EM structure of ozanimod -bound Sphingosine-1-phosphate receptor 1 in complex with Gi protein Heteromer
P59768; P62873;
JEU;3-354
Assess
Cryo-EM structure of SEW2871-bound Sphingosine-1-phosphate receptor 1 in complex with Gi protein Heteromer
P59768; P62873;
JEX;3-354
Assess
Cryo-EM structure of siponimod -bound Sphingosine-1-phosphate receptor 1 in complex with Gi protein Heteromer
P59768; P62873;
J8C;NAG;3-354
Assess
Cannabinoid Receptor 1-G Protein Complex Heteromer
P21554; P59768; P62873;
KCA;CLR;3-354
Assess
human Neurotensin Receptor 1 (hNTSR1) - Gi1 Protein Complex in canonical conformation (C state) Heteromer
P30989; P59768; P62873;
4-354
Assess
human Neurotensin Receptor 1 (hNTSR1) - Gi1 Protein Complex in non-canonical conformation (NC state) Heteromer
P30989; P59768; P62873;
4-354
Assess
Rhodopsin-Gi protein complex Heteromer
P02698; P02699; P62871;
NAG;RET;4-354
Assess
Dopamine Receptor D3R-Gi-Pramipexole complex Heteromer
P35462; P59768; P62873;
G6L;4-354
Assess
Dopamine Receptor D3R-Gi-PD128907 complex Heteromer
P35462; P59768; P62873;
G6O;4-354
Assess
Aripiprazole-bound serotonin 1A (5-HT1A) receptor-Gi protein complex Heteromer
P08908; P59768; P62873;
9SC;CLR;J40;4-354
Assess
Serotonin 1E (5-HT1E) receptor-Gi protein complex Heteromer
P28566; P59768; P62873;
HVU;4-354
Assess
Serotonin-bound Serotonin 1A (5-HT1A) receptor-Gi protein complex Heteromer
P08908; P59768; P62873;
SRO;J40;CLR;4-354
Assess
Apo serotonin 1A (5-HT1A) receptor-Gi protein complex Heteromer
P08908; P59768; P62873;
J40; 10×CLR;PLM;4-354
Assess
Serotonin 1D (5-HT1D) receptor-Gi protein complex Heteromer
P28221; P59768; P62873;
SRO;CLR;4-354
Assess
Structural basis of the activation of the CC chemokine receptor 5 by a chemokine agonist Heteromer
P02698; P13501; P51681; P62871;
4-354
Assess
Structure of the Epstein-Barr virus GPCR BILF1 in complex with human Gi Heteromer
P59768; P62873; Q3KSP2;
Y01;4-354
Assess
Lasmiditan-bound serotonin 1F (5-HT1F) receptor-Gi protein complex Heteromer
P30939; P59768; P62873;
05X;4-354
Assess
Cryo-EM structure of siponimod -bound Sphingosine-1-phosphate receptor 5 in complex with Gi protein Heteromer
P59768; P62873; Q9H228;
J8C;4-354
Assess
Cryo-EM structure of formyl peptide receptor 2/lipoxin A4 receptor in complex with Gi Heteromer
P25090; P59768; P62873;
CLR;PLM;5-354
Assess
Cryo-EM structure of the human glucagon receptor in complex with Gi1 Heteromer
P01275; P47871; P59768; P62873;
5-354
Assess
Mu Opioid Receptor-Gi Protein Complex Heteromer
P42866; P59768; P62873;
5-354
Assess
cryo-EM structure of alpha2BAR-Gi1 complex Heteromer
P18089; P59768; P62874; P63097;
CZX;5-354
Assess
Mu Opioid Receptor-Gi Protein Complex Heteromer
P42866; P59768; P62873;
5-354
Assess
Cryo-EM structure of Bromocriptine-bound dopamine receptor 2 in complex with Gi protein Heteromer
P14416; P59768; P62873;
08Y;5-354
Assess
CryoEM Structure of mGlu2 - Gi Complex Heteromer
P59768; P62873; Q14416;
ZQY;GLU;NAG;5-354
Assess
Cryo-EM structure of an activated Cholecystokinin A receptor (CCKAR)-Gi complex Heteromer
P32238; P59768; P62873;
5-354
Assess
Structure of human SMO-Gi complex with 24(S),25-EC Heteromer
P59768; P62873; Q99835;
CO1;5-354
Assess
Structure of human SMO-G111C/I496C complex with Gi Heteromer
P59768; P62873; Q99835;
CLR;5-354
Assess
Structure of human SMO-D384R complex with Gi Heteromer
P59768; P62873; Q99835;
CLR;5-354
Assess
Structure of human SMO-Gi complex with SAG Heteromer
P59768; P62873; Q99835;
V0S;CLR;5-354
Assess
Cryo-EM structure of the apo chemokine receptor CCR5 in complex with Gi Heteromer
P51681; P59768; P62873;
6-354
Assess
Cryo-EM structure of the chemokine receptor CCR5 in complex with MIP-1a and Gi Heteromer
P10147; P51681; P59768; P62873;
6-354
Assess
Cryo-EM structure of the chemokine receptor CCR5 in complex with RANTES and Gi Heteromer
P13501; P51681; P59768; P62873;
6-354
Assess
Cryo-EM structure of Gi-bound metabotropic glutamate receptor mGlu2 Heteromer
P59768; P62873; Q14416;
40F;HZR;6-354
Assess
Heterotrimeric G-protein in complex with an antibody fragment Heteromer
P59768; P62873;
GDP;FLC;3-347
Assess
The crystal structure of the dominant negative mutant G protein alpha(i)-1-beta-1-gamma-2 G203A/A32… Heteromer
P54311; P63212;
GDP;6-349
Assess
Human Cholecystokinin 1 receptor (CCK1R) Gq chimera (mGsqi) complex Heteromer
P06307; P32238; P54311; P59768; P63092;
Y01;11-348
Assess
Structure of G-alpha-i bound to its chaperone Ric-8A Heteromer
B1H241;
32-354
Assess
Crystal Structure of Human G[alpha]i1 Bound to the GoLoco Motif of RGS14 Heteromer
O08773;
CS;GDP;MG;30-349
Assess
Structure of LGN GL4/Galphai1 complex Heteromer
Q8VDU0;
GDP;SO4;31-350
Assess
Crystal Structure Of Human G[alpha]i1 Bound To The Goloco Motif Of Rgs14 Heteromer
O43566;
MG;GDP;31-349
Assess
Crystal structure of the heterodimeric complex of human RGS1 and activated Gi alpha 1 Heteromer
Q08116;
ALF;MG;GDP;32-348
Assess
Crystal structure of the heterodimeric complex of human RGS16 and activated Gi alpha 1 Heteromer
O15492;
ALF;MG;SO4;GDP;32-348
Assess
A Galpha P-loop mutation prevents transition to the activated state: G42R bound to RGS14 GoLoco Heteromer
O43566;
GDP;SO4;GOL;31-347
Assess
Structure of a G-alpha-i1 mutant with enhanced affinity for the RGS14 GoLoco motif. Heteromer
O43566;
GDP;SO4;32-347
Assess
Crystal Structure Of Human G alpha i1 Bound To A Designed Helical Peptide Derived From The Goloco M… Heteromer
O43566;
GDP;SRT;SO4;32-347
Assess
Cryo-EM structure of an activated Cholecystokinin A receptor (CCKAR)-Gs complex Heteromer
P32238; P59768; P62873; P63092;
6-242
Assess
Cryo-EM structure of Urocortin 1-bound Corticotropin-releasing factor 1 receptor in complex with Gs… Heteromer
P34998; P55089; P59768; P62873; P63092;
CLR;PLM;61-184
Assess
Cryo-EM structure of Urocortin 1-bound Corticotropin-releasing factor 2 receptor in complex with Gs… Heteromer
P55089; P59768; P62873; P63092; Q13324;
CLR;PLM;61-184
Assess
Cryo-EM structure of the human glucagon-like peptide-2 receptor-Gs protein complex Heteromer
O95838; P01275; P04896; P62871; P63097; P63212;
61-184
Assess
Cryo-EM structure of parathyroid hormone receptor type 1 in complex with a long-acting parathyroid … Heteromer
P04896; P54311; P63097; P63212; Q03431;
CLR;PLM;61-184
Assess
Cryo-EM structure of parathyroid hormone receptor type 1 in complex with a long-acting parathyroid … Heteromer
P04896; P54311; P63097; P63212; Q03431;
CLR;PLM;61-184
Assess
Cryo-EM structure of parathyroid hormone receptor type 1 in complex with a long-acting parathyroid … Heteromer
P04896; P54311; P63097; P63212; Q03431;
CLR;61-184
Assess
Cryo-EM structure of an activated Cholecystokinin A receptor (CCKAR)-Gq complex Heteromer
P32238; P50148; P59768; P62873;
4-30
Assess
Cryo-EM structure of histamine H1 receptor Gq complex Heteromer
P35367; P50148; P59768; P62873;
HSM;4-30
Assess
Crystal structure of the G202A mutant of human G-alpha-i1monomerGDP;SO4;CL;6-354
Assess
Crystal structure of the G202D mutant of human G-alpha-i1monomerGDP;SO4;CL;GOL;8-354
Assess
Structural Model of a Protein alpha subunit in complex with GDP obtained with SAXS and NMR residual…monomer32-354
Assess
Structural model of a apo G-protein alpha subunit determined with NMR residual dipolar couplings an…monomer32-354
Assess
A Galpha-i1 P-loop mutation prevents transition to the activated statemonomerMG;GDP;33-354
Assess
Structure of activated G-alpha-i1 bound to a nucleotide-state-selective peptide: Minimal determinan…monomerALF;MG;GDP;33-345
Assess
Structure of G-Alpha-I1 bound to a GDP-selective peptide provides insight into guanine nucleotide e…monomerGDP;34-345
Assess

2 Homology models

Oligo-stateLigandsQMEANDisCoTemplateRangeSeq id (%)
monomerALF;GDP;0.822ode.1.A33-348
93.95
Assess
monomer0.713v00.1.A1-354
75.43
Assess

1 Homology model built on isoform sequence

IsoformOligo-stateLigandsQMEANDisCoTemplateRangeSeq id (%)
Isoform 2monomer0.812ihb.1.A1-297
93.05
Assess

Alignments