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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：P02698 New Search
17PDB entries
22Biological assembly
25chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
1A0R HETEROTRIMERIC COMPLEX OF PHOSDUCIN/TRANSDUCIN BETA-GAMMA Deposited 1997-12-05 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain G 1–65（65 aa）
Not recorded FAR FARNESYL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions MICROBATCH；pH 6.8；277 K；THE PROTEIN COMPLEX (10 MG/ML SOLUTION) WAS CRYSTALLIZED FROM 400 MM SODIUM CACODYLATE (PH 6.8), 1 MM ZINC CHLORIDE, 25 % ETHYLENE GLYCOL, 12 % PEG 8000, BY MICROBATCH CRYSTALLIZATION AT 4 DEGREES C., microbatch, temperature 277K
Resolution 2.80 Å R-free 0.264
1B9X STRUCTURAL ANALYSIS OF PHOSDUCIN AND ITS PHOSPHORYLATION-REGULATED INTERACTION WITH TRANSDUCIN Deposited 1999-02-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–67（67 aa） Fragment：LYS-C RESISTANT FRAGMENT, THE GAMMA SUBUNIT CLEAVED AFTER RESIDUE 68
Not recorded GD GADOLINIUM ATOM × 6 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；277 K；pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 3.00 Å R-free 0.261
1B9Y STRUCTURAL ANALYSIS OF PHOSDUCIN AND ITS PHOSPHORYLATION-REGULATED INTERACTION WITH TRANSDUCIN BETA-GAMMA Deposited 1999-02-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–67（67 aa） Fragment：LYS-C RESISTANT FRAGMENT, THE GAMMA SUBUNIT CLEAVED AFTER RESIDUE 68
Not recorded GD GADOLINIUM ATOM × 6 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；277 K；pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 3.00 Å R-free 0.266
1GOT HETEROTRIMERIC COMPLEX OF A GT-ALPHA/GI-ALPHA CHIMERA AND THE GT-BETA-GAMMA SUBUNITS Deposited 1996-08-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain G 1–65（65 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；277 K；10 MG/ML OF HETEROTRIMERIC COMPLEX WERE MIXED 1:1 WITH WELL SOLUTION CONTAINING 10% PEG-8000, 50 MM TRIS, PH 8.0, 10% GLYCEROL, 50 MM NACL, .1 MM MERCAPTOETHANOL. MIXTURE EQUILIBRATED VS WELL SOLUTION IN HANGING DROPS AT 4 DEGREES C., vapor diffusion - hanging drop, temperature 277K
Resolution 2.00 Å R-free 0.295
1MF6 Transducin gamma subunit, C-terminal domain 60-71, rhodopsin-bound state: Ensemble of 15 models determined by TrNOE spectroscopy Deposited 2002-08-09 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 60–71（12 aa） Fragment：Residues 60-71
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 7；277 K
NMR sample composition 0.1 mM Rhodopsin, 2 mM peptide DKNPFKELKGGC-farnesyl. | 90% H2O/10% D2O
Resolution not provided
1TBG BETA-GAMMA DIMER OF THE HETEROTRIMERIC G-PROTEIN TRANSDUCIN Deposited 1996-06-15 Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain E 1–67（67 aa） Fragment：GAMMA-1 SUBUNIT
Chain F 1–67（67 aa） Fragment：GAMMA-1 SUBUNIT
Chain G 1–67（67 aa） Fragment：GAMMA-1 SUBUNIT
Chain H 1–67（67 aa） Fragment：GAMMA-1 SUBUNIT
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.2；277 K；15-20 MG/ML PROTEIN MIXED 1:1 WITH WELL SOLUTION (10MM FUMARATE, PH 4.2, 10MM MGSO4, 2MM GDCL3, 5% W/V GLYCEROL, 5% W/V PEG 4000, 15MM BETA-MERCAPTOETHANOL. MIXTURE EQUILIBRATED VS. WELL SOLUTION IN HANGING DROPS AT 4 DEGREES CELSIUS., vapor diffusion - hanging drop, temperature 277K
Resolution 2.10 Å R-free 0.306
1TBG BETA-GAMMA DIMER OF THE HETEROTRIMERIC G-PROTEIN TRANSDUCIN Deposited 1996-06-15 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain G 1–67（67 aa） Fragment：GAMMA-1 SUBUNIT
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.2；277 K；15-20 MG/ML PROTEIN MIXED 1:1 WITH WELL SOLUTION (10MM FUMARATE, PH 4.2, 10MM MGSO4, 2MM GDCL3, 5% W/V GLYCEROL, 5% W/V PEG 4000, 15MM BETA-MERCAPTOETHANOL. MIXTURE EQUILIBRATED VS. WELL SOLUTION IN HANGING DROPS AT 4 DEGREES CELSIUS., vapor diffusion - hanging drop, temperature 277K
Resolution 2.10 Å R-free 0.306
1TBG BETA-GAMMA DIMER OF THE HETEROTRIMERIC G-PROTEIN TRANSDUCIN Deposited 1996-06-15 Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain F 1–67（67 aa） Fragment：GAMMA-1 SUBUNIT
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.2；277 K；15-20 MG/ML PROTEIN MIXED 1:1 WITH WELL SOLUTION (10MM FUMARATE, PH 4.2, 10MM MGSO4, 2MM GDCL3, 5% W/V GLYCEROL, 5% W/V PEG 4000, 15MM BETA-MERCAPTOETHANOL. MIXTURE EQUILIBRATED VS. WELL SOLUTION IN HANGING DROPS AT 4 DEGREES CELSIUS., vapor diffusion - hanging drop, temperature 277K
Resolution 2.10 Å R-free 0.306
1TBG BETA-GAMMA DIMER OF THE HETEROTRIMERIC G-PROTEIN TRANSDUCIN Deposited 1996-06-15 Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 1–67（67 aa） Fragment：GAMMA-1 SUBUNIT
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.2；277 K；15-20 MG/ML PROTEIN MIXED 1:1 WITH WELL SOLUTION (10MM FUMARATE, PH 4.2, 10MM MGSO4, 2MM GDCL3, 5% W/V GLYCEROL, 5% W/V PEG 4000, 15MM BETA-MERCAPTOETHANOL. MIXTURE EQUILIBRATED VS. WELL SOLUTION IN HANGING DROPS AT 4 DEGREES CELSIUS., vapor diffusion - hanging drop, temperature 277K
Resolution 2.10 Å R-free 0.306
1TBG BETA-GAMMA DIMER OF THE HETEROTRIMERIC G-PROTEIN TRANSDUCIN Deposited 1996-06-15 Assembly 5 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain E 1–67（67 aa） Fragment：GAMMA-1 SUBUNIT
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.2；277 K；15-20 MG/ML PROTEIN MIXED 1:1 WITH WELL SOLUTION (10MM FUMARATE, PH 4.2, 10MM MGSO4, 2MM GDCL3, 5% W/V GLYCEROL, 5% W/V PEG 4000, 15MM BETA-MERCAPTOETHANOL. MIXTURE EQUILIBRATED VS. WELL SOLUTION IN HANGING DROPS AT 4 DEGREES CELSIUS., vapor diffusion - hanging drop, temperature 277K
Resolution 2.10 Å R-free 0.306
2TRC PHOSDUCIN/TRANSDUCIN BETA-GAMMA COMPLEX Deposited 1997-01-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain G 1–67（67 aa） Fragment：LYS-C RESISTANT FRAGMENT, THE GAMMA SUBUNIT CLEAVED AFTER RESIDUE 68
Not recorded GD GADOLINIUM ATOM × 5 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5；277 K；THE PROTEIN COMPLEX (10 MG/ML SOLUTION) WAS CRYSTALLIZED FROM 50 MM SODIUM CITRATE (PH 5.0), 150 MM MAGNESIUM ACETATE, 9.5% PEG 8000, BY HANGING DROP METHOD AT 4 DEGREES C., vapor diffusion - hanging drop, temperature 277K
Resolution 2.40 Å R-free 0.277
5KDO Heterotrimeric complex of the 4 alanine insertion variant of the Gi alpha1 subunit and the Gbeta1-Ggamma1 Deposited 2016-06-08 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain G 1–74（74 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
6B20 Crystal structure of a complex between G protein beta gamma dimer and an inhibitory Nanobody regulator Deposited 2017-09-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 7–66（60 aa）
Not recorded UNX UNKNOWN LIGAND × 6 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；277.15 K；25-30% (w/v) PEG 3350 in 0.1-0.2 M Bis-Tris-HCl, pH 5.5-5.7, and 0.2-0.3 M MgCl2
Resolution 2.34 Å R-free 0.249
6B20 Crystal structure of a complex between G protein beta gamma dimer and an inhibitory Nanobody regulator Deposited 2017-09-19 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain D 7–66（60 aa）
Not recorded UNX UNKNOWN LIGAND × 5 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；277.15 K；25-30% (w/v) PEG 3350 in 0.1-0.2 M Bis-Tris-HCl, pH 5.5-5.7, and 0.2-0.3 M MgCl2
Resolution 2.34 Å R-free 0.249
6OY9 Structure of the Rhodopsin-Transducin Complex Deposited 2019-05-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain G 2–74（73 aa）
Not recorded RET RETINAL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.90 Å
6OYA Structure of the Rhodopsin-Transducin-Nanobody Complex Deposited 2019-05-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain G 2–74（73 aa）
Not recorded RET RETINAL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE；Blot for 1 second before plunging; avoid light as much as possible.
Resolution 3.30 Å
6QNO Rhodopsin-Gi protein complex Deposited 2019-02-11 Assembly 1 Other combination Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain G 1–74（74 aa）
Not recorded RET RETINAL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；The detergent lauryl-maltose neopentyl glycol (LMNG) was used before the last purification step by gel filtration. In the gel filtration, detergent-free buffer was used.
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.38 Å
7O7F Structural basis of the activation of the CC chemokine receptor 5 by a chemokine agonist Deposited 2021-04-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain G 1–74（74 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.15 Å
8P12 Cryo-EM structure of Rhodopsin-Gi bound to antibody fragment Fab13 Deposited 2023-05-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain G 1–74（74 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20 mM HEPES (pH 7.5), 100 mM NaCl
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.21 Å
8P13 Cryo-EM structure of Rhodopsin-Gi bound with antibody fragments scFv16 and Fab79, conformation 1 Deposited 2023-05-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain G 1–74（74 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20 mM HEPES (pH 7.5), 100 mM NaCl
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.20 Å
8P15 Cryo-EM structure of Rhodopsin-Gi bound with antibody fragments scFv16 and Fab79, conformation 2 Deposited 2023-05-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain G 1–74（74 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20 mM HEPES (pH 7.5), 100 mM NaCl
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.90 Å
9EPR Cryo-EM Structure of Jumping Spider Rhodopsin-1 bound to a Gi heterotrimer Deposited 2024-03-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain G 1–74（74 aa）
Not recorded RET RETINAL × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.90 Å

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.