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1gil

STRUCTURE OF ACTIVE CONFORMATIONS OF GIA1 AND THE MECHANISM OF GTP HYDROLYSIS

Method: X-RAY DIFFRACTION Dmax: 70.8 Å Quality: GOOD
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1. Protein Identity and Related Structures Protein Identity & Related Structures

G PROTEIN GI ALPHA 1

Rattus norvegicus

UniProt P10824

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count Chain A； UniProt 1–353 Not recorded MG MAGNESIUM ION × 1 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.30 Å R-free 0.302

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 1GIL Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
1AGR COMPLEX OF ALF4-ACTIVATED GI-ALPHA-1 WITH RGS4 Deposited 1997-03-25 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain A 1–353（353 aa） Fragment：ALPHA-1
Not recorded MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 CIT CITRIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.3；THE COMPLEX WAS CRYSTALLIZED IN HANGING DROPS USING PEG 10000 AS THE PRECIPITANT AND SODIUM CITRATE PH 5.3 AS THE BUFFER., vapor diffusion - hanging drop
Resolution 2.80 Å R-free 0.291
1AGR COMPLEX OF ALF4-ACTIVATED GI-ALPHA-1 WITH RGS4 Deposited 1997-03-25 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain D 1–353（353 aa） Fragment：ALPHA-1
Not recorded MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 CIT CITRIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.3；THE COMPLEX WAS CRYSTALLIZED IN HANGING DROPS USING PEG 10000 AS THE PRECIPITANT AND SODIUM CITRATE PH 5.3 AS THE BUFFER., vapor diffusion - hanging drop
Resolution 2.80 Å R-free 0.291
1AS0 GTP-GAMMA-S BOUND G42V GIA1 Deposited 1997-08-11 Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–353（353 aa）
Mutation：G42V MG MAGNESIUM ION × 1 SO4 SULFATE ION × 1 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；THE PROTEIN WAS CRYSTALLIZED IN HANGING DROPS USING 4M (NH4)2SO3 AS THE PRECIPITANT. 50 MM HEPES, PH 8.0, 10 MM MGSO4, 10 MM DTT AND 0.2 MM GTP-GAMMA-S WAS THE BUFFER., vapor diffusion - hanging drop
Resolution 2.00 Å R-free 0.259
1AS2 GDP+PI BOUND G42V GIA1 Deposited 1997-08-11 Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–353（353 aa）
Mutation：G42V PO4 PHOSPHATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；THE PROTEIN WAS CRYSTALLIZED IN HANGING DROPS USING 3M (NH4)H2P04 AS THE PRECIPITANT (PH 5.6). 50 MM HEPES, PH 8.0, 10 MM MGSO4, 10 MM DTT AND 5 MM GDP WAS THE BUFFER, vapor diffusion - hanging drop
Resolution 2.80 Å R-free 0.250
1AS3 GDP BOUND G42V GIA1 Deposited 1997-08-11 Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–353（353 aa）
Mutation：G42V SO4 SULFATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；THE PROTEIN WAS CRYSTALLIZED IN HANGING DROPS USING 4M (NH4)2SO3 AS THE PRECIPITANT. 50 MM HEPES, PH 8.0, 10 MM MGSO4, 10 MM DTT AND 5 MM GDP WAS THE BUFFER., vapor diffusion - hanging drop
Resolution 2.40 Å R-free 0.274
1BH2 A326S MUTANT OF AN INHIBITORY ALPHA SUBUNIT Deposited 1998-06-12 Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 31–345（315 aa）
Mutation：A326S MG MAGNESIUM ION × 1 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6；PROTEIN WAS CRYSTALLIZED FROM 0.1M SODIUM ACETATE, PH 6.0, 2.0-2.1 M AMMONIUM SULFITE
Resolution 2.10 Å R-free 0.250
1BOF GI-ALPHA-1 BOUND TO GDP AND MAGNESIUM Deposited 1998-08-04 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–353（353 aa）
Not recorded SO4 SULFATE ION × 2 MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；pH 7.0
Resolution 2.20 Å R-free 0.268
1CIP GI-ALPHA-1 SUBUNIT OF GUANINE NUCLEOTIDE-BINDING PROTEIN COMPLEXED WITH A GTP ANALOGUE Deposited 1999-04-05 Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 2–354（353 aa）
Not recorded MG MAGNESIUM ION × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；PROTEIN BOUND TO GPPNHP WAS CRYSTALLIZED IN 1.8-2.0M (NH4)2SO3, 100MM SODIUM ACETATE, H 6.0, 1MM MGSO4, 1MM GPPNHP, AND 5MM DTT. PRIOR TO DATA COLLECTION CRYSTALS WERE TRANSFERED TO 2.0M LI2SO4, 1MM GPPNHP, 3MM DTT, 1MM MGSO4, 100MM BES, PH 7.0, AND 15% GLYCEROL. CRYSTALS WERE FLASH FROZEN IN LIQUID PROPANE.
Resolution 1.50 Å R-free 0.235
1FQJ CRYSTAL STRUCTURE OF THE HETEROTRIMERIC COMPLEX OF THE RGS DOMAIN OF RGS9, THE GAMMA SUBUNIT OF PHOSPHODIESTERASE AND THE GT/I1 CHIMERA ALPHA SUBUNIT [(RGS9)-(PDEGAMMA)-(GT/I1ALPHA)-(GDP)-(ALF4-)-(MG2+)] Deposited 2000-09-05 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 220–298（79 aa） Fragment：UNP P04695 residues 26-215 and 295-350 linked via UNP P10824 residues 220-298
Not recorded MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；277 K；15.0% PEG8000, 200mM Tris pH9.0, 0.2% beta-ME, 1mM (NH4)2WS4, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 2.02 Å R-free 0.265
1FQJ CRYSTAL STRUCTURE OF THE HETEROTRIMERIC COMPLEX OF THE RGS DOMAIN OF RGS9, THE GAMMA SUBUNIT OF PHOSPHODIESTERASE AND THE GT/I1 CHIMERA ALPHA SUBUNIT [(RGS9)-(PDEGAMMA)-(GT/I1ALPHA)-(GDP)-(ALF4-)-(MG2+)] Deposited 2000-09-05 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric
Chain D 220–298（79 aa） Fragment：UNP P04695 residues 26-215 and 295-350 linked via UNP P10824 residues 220-298
Not recorded MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；277 K；15.0% PEG8000, 200mM Tris pH9.0, 0.2% beta-ME, 1mM (NH4)2WS4, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 2.02 Å R-free 0.265
1FQK CRYSTAL STRUCTURE OF THE HETERODIMERIC COMPLEX OF THE RGS DOMAIN OF RGS9, AND THE GT/I1 CHIMERA ALPHA SUBUNIT [(RGS9)-(GT/I1ALPHA)-(GDP)-(ALF4-)-(MG2+)] Deposited 2000-09-05 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric
Chain A 220–298（79 aa） Fragment：UNP P04695 residues 26-215 and 295-350 linked via UNP P10824 residues 220-298
Not recorded MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；277 K；10.5% PEG8000, 110mM magnesium acetate, 50mM Tris pH 8.5, 0.2% beta-ME, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 2.30 Å R-free 0.268
1FQK CRYSTAL STRUCTURE OF THE HETERODIMERIC COMPLEX OF THE RGS DOMAIN OF RGS9, AND THE GT/I1 CHIMERA ALPHA SUBUNIT [(RGS9)-(GT/I1ALPHA)-(GDP)-(ALF4-)-(MG2+)] Deposited 2000-09-05 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric
Chain C 220–298（79 aa） Fragment：UNP P04695 residues 26-215 and 295-350 linked via UNP P10824 residues 220-298
Not recorded MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；277 K；10.5% PEG8000, 110mM magnesium acetate, 50mM Tris pH 8.5, 0.2% beta-ME, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 2.30 Å R-free 0.268
1GDD TERTIARY AND QUATERNARY STRUCTURAL CHANGES IN GIA1 INDUCED BY GTP HYDROLYSIS Deposited 1995-07-25 Different ligand/ion Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–353（353 aa）
Not recorded SO4 SULFATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.20 Å R-free 0.291
1GFI STRUCTURES OF ACTIVE CONFORMATIONS OF GI ALPHA 1 AND THE MECHANISM OF GTP HYDROLYSIS Deposited 1994-11-11 Different ligand/ion Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–353（353 aa）
Not recorded MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.20 Å R-free 0.284
1GG2 G PROTEIN HETEROTRIMER MUTANT GI_ALPHA_1(G203A) BETA_1 GAMMA_2 WITH GDP BOUND Deposited 1996-11-13 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 1–353（353 aa） Fragment：ALPHA 1
Mutation：CHAIN A, G203A GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；pH 7.0
Resolution 2.40 Å R-free 0.289
1GIA STRUCTURE OF ACTIVE CONFORMATIONS OF GIA1 AND THE MECHANISM OF GTP HYDROLYSIS Deposited 1994-07-20 Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–353（353 aa）
Not recorded MG MAGNESIUM ION × 1 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.00 Å R-free 0.228
1GIT STRUCTURE OF GTP-BINDING PROTEIN Deposited 1996-10-16 Different construct Different mutation/modification Different ligand/ion Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–353（353 aa） Fragment：ALPHA 1
Mutation：G203A PO4 PHOSPHATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.60 Å R-free 0.279
1GP2 G PROTEIN HETEROTRIMER GI_ALPHA_1 BETA_1 GAMMA_2 WITH GDP BOUND Deposited 1996-11-13 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 1–353（353 aa） Fragment：ALPHA 1
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；pH 7.0
Resolution 2.30 Å R-free 0.307
1SHZ Crystal Structure of the p115RhoGEF rgRGS Domain in A Complex with Galpha(13):Galpha(i1) Chimera Deposited 2004-02-26 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric
Chain A 21–47（27 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain A 185–210（26 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain A 213–230（18 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain A 240–353（114 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Not recorded MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；289 K；Ammonium Sulfate, Tris, Ethylene glycol , pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 289K
Resolution 2.85 Å R-free 0.297
1SHZ Crystal Structure of the p115RhoGEF rgRGS Domain in A Complex with Galpha(13):Galpha(i1) Chimera Deposited 2004-02-26 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric
Chain D 21–47（27 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain D 185–210（26 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain D 213–230（18 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain D 240–353（114 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Not recorded MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；289 K；Ammonium Sulfate, Tris, Ethylene glycol , pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 289K
Resolution 2.85 Å R-free 0.297
1SHZ Crystal Structure of the p115RhoGEF rgRGS Domain in A Complex with Galpha(13):Galpha(i1) Chimera Deposited 2004-02-26 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Insufficient information Heteromer；Protein × 4 PDB declaration: tetrameric
Chain A 21–47（27 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain A 185–210（26 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain A 213–230（18 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain A 240–353（114 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain D 21–47（27 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain D 185–210（26 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain D 213–230（18 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Chain D 240–353（114 aa） Fragment：residues 21-47, 185-210, 213-230, 240-353 of Galpha(i1) and residues 64-207, 234-235, 254-262 of Galpha(13)
Not recorded MG MAGNESIUM ION × 2 ALF TETRAFLUOROALUMINATE ION × 2 GDP GUANOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；289 K；Ammonium Sulfate, Tris, Ethylene glycol , pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 289K
Resolution 2.85 Å R-free 0.297
1SVK Structure of the K180P mutant of Gi alpha subunit bound to AlF4 and GDP Deposited 2004-03-29 Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–353（353 aa）
Mutation：K180P MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；293.16 K；Ammonium Sulphite, Sodium Acetate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293.16K, pH 6.50
Resolution 2.00 Å R-free 0.239
1SVS Structure of the K180P mutant of Gi alpha subunit bound to GppNHp. Deposited 2004-03-29 Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–353（353 aa）
Mutation：K180P MG MAGNESIUM ION × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；293.16 K；Ammonium Sulphite, Sodium Acetate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293.16K
Resolution 1.50 Å R-free 0.209
2BCJ Crystal Structure of G Protein-Coupled Receptor Kinase 2 in Complex with Galpha-q and Gbetagamma Subunits Deposited 2005-10-19 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 4 PDB declaration: tetrameric
Chain Q 1–28（28 aa）
Not recorded MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；277 K；9% PEG8000, 1M NaCl, 0.1M MES, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 3.06 Å R-free 0.292
2RGN Crystal Structure of p63RhoGEF complex with Galpha-q and RhoA Deposited 2007-10-04 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 1–28（28 aa） Fragment：;Chimeric protein of rat Guanine nucleotide-binding protein G(i) subunit alpha-1 N-terminal helix residues 1-28 and mouse Guanine nucleotide-binding protein G(q) subunit alpha residues 31-353,Chimeric protein of rat Guanine nucleotide-binding protein G(i) subunit alpha-1 N-terminal helix residues 1-28 and mouse Guanine nucleotide-binding protein G(q) subunit alpha residues 31-353 ;
Not recorded ALF TETRAFLUOROALUMINATE ION × 1 MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；277 K；100 mM HEPES pH 6.5, 14.5% PEG 3350, 400 mM KCl. Drops were microseeded to obtain large crystals, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 3.50 Å R-free 0.299
2RGN Crystal Structure of p63RhoGEF complex with Galpha-q and RhoA Deposited 2007-10-04 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain D 1–28（28 aa） Fragment：;Chimeric protein of rat Guanine nucleotide-binding protein G(i) subunit alpha-1 N-terminal helix residues 1-28 and mouse Guanine nucleotide-binding protein G(q) subunit alpha residues 31-353,Chimeric protein of rat Guanine nucleotide-binding protein G(i) subunit alpha-1 N-terminal helix residues 1-28 and mouse Guanine nucleotide-binding protein G(q) subunit alpha residues 31-353 ;
Not recorded ALF TETRAFLUOROALUMINATE ION × 1 MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；277 K；100 mM HEPES pH 6.5, 14.5% PEG 3350, 400 mM KCl. Drops were microseeded to obtain large crystals, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 3.50 Å R-free 0.299
2ZJY Structure of the K349P mutant of Gi alpha 1 subunit bound to ALF4 and GDP Deposited 2008-03-11 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–354（354 aa）
Mutation：K349P ALF TETRAFLUOROALUMINATE ION × 1 MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；293 K；pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.80 Å R-free 0.260
2ZJZ Structure of the K349P mutant of Gi alpha 1 subunit bound to GDP Deposited 2008-03-11 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric
Chain A 1–354（354 aa）
Chain B 1–354（354 aa）
Mutation：K349P Mutation：K349P GDP GUANOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；293 K；pH 8.00, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.60 Å R-free 0.282
3AH8 Structure of heterotrimeric G protein Galpha-q beta gamma in complex with an inhibitor YM-254890 Deposited 2010-04-20 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 4 PDB declaration: tetrameric
Chain A 2–28（27 aa） Fragment：UNP entry P10824 residues 2-28, UNP entry P21279 residues 37-359
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.1；293 K；7% PEG 4000, 30% (v/v) glycerol, 70 mM acetate-NaOH, pH 5.1, VAPOR DIFFUSION, temperature 293K
Resolution 2.90 Å R-free 0.315
3D7M Crystal Structure of the G Protein Fast-Exchange Double Mutant I56C/Q333C Deposited 2008-05-21 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–354（354 aa）
Mutation：I56C, Q333C MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；291 K；16% PEG 3350, 0.24 M Li(CH3COO), 0.1 M Bis-Tris, 0.01 M SrCl2, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 2.90 Å R-free 0.294
3FFA Crystal Structure of a fast activating G protein mutant Deposited 2008-12-02 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 33–348（316 aa）
Mutation：T329A GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 MG MAGNESIUM ION × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6；293 K；100 mM Sodium Acetate pH 5.9-6.3, 1.8-2.1 M Ammonium Sulphate, VAPOR DIFFUSION, temperature 293K, pH 6.0
Resolution 2.30 Å R-free 0.252
3FFB Gi-alpha-1 mutant in GDP bound form Deposited 2008-12-02 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 6–354（349 aa）
Mutation：T329A GDP GUANOSINE-5'-DIPHOSPHATE × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6；293 K；100 mM Sodium Acetate pH 5.9-6.3, 1.8-2.1 M Ammonium Sulphate, VAPOR DIFFUSION, temperature 293K, pH 6.0
Resolution 2.57 Å R-free 0.226
3V00 Studies of a constitutively active G-alpha subunit provide insights into the mechanism of G protein activation. Deposited 2011-12-07 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Monomer；Protein × 1 PDB declaration: monomeric
Chain C 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Mutation：G56P, K244H and D247N GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.3；295 K；1.9 M Ammonium Sulphate in 0.05 M Sodium Cacodylate buffer, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.90 Å R-free 0.272
3V00 Studies of a constitutively active G-alpha subunit provide insights into the mechanism of G protein activation. Deposited 2011-12-07 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Insufficient information Monomer；Protein × 1 PDB declaration: monomeric
Chain B 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Mutation：G56P, K244H and D247N GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.3；295 K；1.9 M Ammonium Sulphate in 0.05 M Sodium Cacodylate buffer, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.90 Å R-free 0.272
3V00 Studies of a constitutively active G-alpha subunit provide insights into the mechanism of G protein activation. Deposited 2011-12-07 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 3 Insufficient information Monomer；Protein × 1 PDB declaration: monomeric
Chain A 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Mutation：G56P, K244H and D247N GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.3；295 K；1.9 M Ammonium Sulphate in 0.05 M Sodium Cacodylate buffer, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.90 Å R-free 0.272
3V00 Studies of a constitutively active G-alpha subunit provide insights into the mechanism of G protein activation. Deposited 2011-12-07 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 4 Insufficient information Homooligomer；Protein × 6 PDB declaration: hexameric
Chain A 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Chain B 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Chain C 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Mutation：G56P, K244H and D247N Mutation：G56P, K244H and D247N Mutation：G56P, K244H and D247N GDP GUANOSINE-5'-DIPHOSPHATE × 6 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.3；295 K；1.9 M Ammonium Sulphate in 0.05 M Sodium Cacodylate buffer, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.90 Å R-free 0.272
3V00 Studies of a constitutively active G-alpha subunit provide insights into the mechanism of G protein activation. Deposited 2011-12-07 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 5 Insufficient information Homooligomer；Protein × 3 PDB declaration: trimeric
Chain A 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Chain B 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Chain C 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Mutation：G56P, K244H and D247N Mutation：G56P, K244H and D247N Mutation：G56P, K244H and D247N GDP GUANOSINE-5'-DIPHOSPHATE × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.3；295 K；1.9 M Ammonium Sulphate in 0.05 M Sodium Cacodylate buffer, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.90 Å R-free 0.272
3V00 Studies of a constitutively active G-alpha subunit provide insights into the mechanism of G protein activation. Deposited 2011-12-07 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 6 Insufficient information Homooligomer；Protein × 2 PDB declaration: dimeric
Chain A 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Chain C 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Mutation：G56P, K244H and D247N Mutation：G56P, K244H and D247N GDP GUANOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.3；295 K；1.9 M Ammonium Sulphate in 0.05 M Sodium Cacodylate buffer, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.90 Å R-free 0.272
3V00 Studies of a constitutively active G-alpha subunit provide insights into the mechanism of G protein activation. Deposited 2011-12-07 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 7 Insufficient information Homooligomer；Protein × 2 PDB declaration: dimeric
Chain B 220–298（79 aa） Fragment：UNP P04695 1-215 & 295-350, UNP P10824 220-298
Mutation：G56P, K244H and D247N GDP GUANOSINE-5'-DIPHOSPHATE × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.3；295 K；1.9 M Ammonium Sulphate in 0.05 M Sodium Cacodylate buffer, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.90 Å R-free 0.272
4N0D Crystal structure of the K345L variant of the Gi alpha1 subunit bound to GTPgammaS Deposited 2013-10-01 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–354（354 aa）
Mutation：K345L SO3 SULFITE ION × 1 MG MAGNESIUM ION × 1 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；293 K；2.2 M ammonium sulfite, pH 8.0, 20 mM magnesium sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.55 Å R-free 0.187
4N0E Crystal structure of the K345L variant of the Gi alpha1 subunit bound to GDP Deposited 2013-10-01 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–354（354 aa）
Mutation：K345L GDP GUANOSINE-5'-DIPHOSPHATE × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；293 K；2.0 ammonium sulfite, pH 8.0, 5 mM MgSO4, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.10 Å R-free 0.220
4PAM A conserved phenylalanine as relay between the 5 helix and the GDP binding region of heterotrimeric G protein Deposited 2014-04-09 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–354（354 aa）
Mutation：F336C GDP GUANOSINE-5'-DIPHOSPHATE × 1 SO3 SULFITE ION × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291 K；(NH4)2SO3, Sodium acetate
Resolution 2.10 Å R-free 0.218
4PAN A conserved phenylalanine as relay between the 5 helix and the GDP binding region of heterotrimeric G protein Deposited 2014-04-09 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–354（354 aa）
Mutation：F336Y GDP GUANOSINE-5'-DIPHOSPHATE × 1 SO3 SULFITE ION × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291 K；(NH4)2SO3, Sodium acetate
Resolution 2.40 Å R-free 0.232
4PAO A conserved phenylalanine as relay between the 5 helix and the GDP binding region of heterotrimeric G protein Deposited 2014-04-09 Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–354（354 aa）
Mutation：F336C GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291 K；(NH4)2SO3, Sodium acetate
Resolution 2.00 Å R-free 0.208
4PAQ A conserved phenylalanine as relay between the 5 helix and the GDP binding region of heterotrimeric G protein Deposited 2014-04-09 Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–354（354 aa）
Mutation：F336Y GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291 K；(NH4)2SO3, Sodium acetate
Resolution 2.00 Å R-free 0.207
5KDL Crystal structure of the 4 alanine insertion variant of the Gi alpha1 subunit bound to GTPgammaS Deposited 2016-06-08 Different construct Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–354（354 aa）
Not recorded MG MAGNESIUM ION × 1 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；294 K；12-16 % polyethylene glycol (PEG) 2000 monomethyl ether, 18% 2-propanol and 100 mM MES (pH 6.0)
Resolution 2.67 Å R-free 0.265
5KDL Crystal structure of the 4 alanine insertion variant of the Gi alpha1 subunit bound to GTPgammaS Deposited 2016-06-08 Different construct Different experimental conditions Different structure-quality metrics Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain B 1–354（354 aa）
Not recorded MG MAGNESIUM ION × 1 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；294 K；12-16 % polyethylene glycol (PEG) 2000 monomethyl ether, 18% 2-propanol and 100 mM MES (pH 6.0)
Resolution 2.67 Å R-free 0.265
5KDO Heterotrimeric complex of the 4 alanine insertion variant of the Gi alpha1 subunit and the Gbeta1-Ggamma1 Deposited 2016-06-08 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 1–354（354 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；294 K；19-24 % PEG 8000, 1-5% 2-propanolol, 1% OG, 100 mM HEPES (pH 7.0) and 100 mM NaOAc (pH 6.4)
Resolution 1.90 Å R-free 0.208
6M8H Crystal Structure of the R208Q mutant of G(i) subunit alpha-1 Deposited 2018-08-21 Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–354（354 aa）
Mutation：R208Q GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；297 K；2.0 M (NH4)2SO3 pH 8.0
Resolution 2.07 Å R-free 0.197
6TYL Crystal structure of mammalian Ric-8A:Galpha(i):nanobody complex Deposited 2019-08-09 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric
Chain B 1–354（354 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；285 K；1.2-1.4M Sodium Malonate
Resolution 3.30 Å R-free 0.287
6TYL Crystal structure of mammalian Ric-8A:Galpha(i):nanobody complex Deposited 2019-08-09 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric
Chain G 1–354（354 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；285 K；1.2-1.4M Sodium Malonate
Resolution 3.30 Å R-free 0.287
6UKT Cryo-EM structure of mammalian Ric-8A:Galpha(i):nanobody complex Deposited 2019-10-05 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain B 32–354（323 aa） Fragment：UNP residues 32-354
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.87 Å
6VMS Structure of a D2 dopamine receptor-G-protein complex in a lipid membrane Deposited 2020-01-28 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric
Chain A 1–354（354 aa）
Not recorded 08Y bromoergocryptine × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.80 Å
7S0F Isoproterenol bound beta1 adrenergic receptor in complex with heterotrimeric Gi protein Deposited 2021-08-30 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain A 1–354（354 aa）
Mutation：G203A 5FW ISOPRENALINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.96 Å
7S0G Isoproterenol bound beta1 adrenergic receptor in complex with heterotrimeric Gi/s chimera protein Deposited 2021-08-30 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 4 PDB declaration: tetrameric
Chain A 1–343（343 aa）
Mutation：G203A 5FW ISOPRENALINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.86 Å
9CBL Cryo-EM structure of epinephrine-bound alpha-2A-adrenergic receptor in complex with heterotrimeric Gi-protein Deposited 2024-06-19 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 4 PDB declaration: tetrameric
Chain A 1–354（354 aa）
Mutation：G203A ALE L-EPINEPHRINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.80 Å
9CBM Cryo-EM structure of dexmedetomidine-bound alpha-2A-adrenergic receptor in complex with heterotrimeric Gi-protein Deposited 2024-06-19 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 4 PDB declaration: tetrameric
Chain A 1–354（354 aa）
Mutation：G203A CZX 4-[(1~{S})-1-(2,3-dimethylphenyl)ethyl]-1~{H}-imidazole × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å

43 other PDB entries and 57 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GNAI1_RAT
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–353； UniProt 1–353

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 1gil

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1gil
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1gil
Deposition date deposition_date1995-01-02
Structure title titleSTRUCTURE OF ACTIVE CONFORMATIONS OF GIA1 AND THE MECHANISM OF GTP HYDROLYSIS
Keywords keywordsGTP-BINDING PROTEIN; GTP-BINDING PROTEIN
Experimental Method methodX-RAY DIFFRACTION
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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier21.32 Å
Radius of gyration Rg (electron density) rg_electron20.51 Å
Forward intensity I(0) i022561400.00
Molecular weight molecular_weight35961.0 kDa
Excluded volume excluded_volume44906 ų
Envelope volume envelope_volume52501 ų
Hydration-shell volume shell_volume21520 ų
Envelope diameter envelope_diameter71.6 Å
Shell Rg shell_rg27.05 Å
Envelope Rg envelope_rg20.72 Å
Shape Rg shape_rg20.54 Å
Total Rg total_rg21.28 Å
Total atoms total_atoms2522
Residues n_residues310
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 Å−1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3
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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax70.8 Å
Rg (real space) rg_real21.28 Å
Rg uncertainty (real space) rg_real_error0.39 Å
I(0) (real space) i0_real2.2560e+07
I(0) uncertainty (real space) i0_real_error2.9450e+05
Rg (reciprocal space) rg_reciprocal21.29 Å
I(0) (reciprocal space) i0_reciprocal22560000.0000
Solution quality estimate total_estimate0.8836
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary25.0 Å
Skewness Skewness skewness0.340
Kurtosis Kurtosis kurtosis-0.243
Angular range angular_range— – 0.3750 Å−1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4485000.0000
Real-space data points n_real_points69
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.830; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.998
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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (4)

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7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1gila1
Class classa — All alpha proteins
Fold Fold folda.66 — Transducin (alpha subunit), insertion domain
Superfamily Superfamily superfamilya.66.1 — Transducin (alpha subunit), insertion domain
Family Family familya.66.1.1 — Transducin (alpha subunit), insertion domain
Domain ID domain_idd1gila2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.8 — G proteins

CATH v4.4 (2 domains)

Domain ID domain_id1gilA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1gilA02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology400 — GI Alpha 1, domain 2-like
Homologous superfamily homologous superfamily10 — GI Alpha 1, domain 2-like
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8. Citations (2)

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9. Files and Curves (10)