Current Protein Identity：Q8C4T8
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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 |
|---|---|---|---|---|---|---|---|
| 3AGW Crystal Structure of the Cytoplasmic Domain of G-Protein-Gated Inward Rectifier Potassium Channel Kir3.2 in the absence of Na+ Deposited 2010-04-08 | Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count |
Chain A
53–74（22 aa）
Fragment：residues 53-74, 200-381
Chain A
200–381（182 aa）
Fragment：residues 53-74, 200-381
|
Not recorded | MG MAGNESIUM ION × 4 EOH ETHANOL × 8 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 8；277 K；7.5-12.5% EtOH, 0.1M Imidazole-HCl, 0.1M MgCl2, 0.003M spermine, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 277K
|
Resolution 2.20 Å R-free 0.236 |
| 3VSQ Crystal Structure of the Cytoplasmic Domain of G-Protein-Gated Inward Rectifier Potassium Channel Kir3.2 E236R Mutant in the presence of ethanol Deposited 2012-05-02 | Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count |
Chain A
53–74（22 aa）
Fragment：UNP residues 53-74, 200-381
Chain A
200–381（182 aa）
Fragment：UNP residues 53-74, 200-381
|
Mutation：E236R Mutation：E236R | BME BETA-MERCAPTOETHANOL × 8 MG MAGNESIUM ION × 4 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；pH 7.5；277 K；15%(v/v) ethanol, 0.1M HEPE-NaOH, 0.2M MgCl2, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
|
Resolution 2.00 Å R-free 0.259 |
| 4KFM Crystal structure of the G protein-gated inward rectifier K+ channel GIRK2 (Kir3.2) in complex with the beta-gamma G protein subunits Deposited 2013-04-27 | Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count |
Chain A
52–380（329 aa）
|
Not recorded | PIO [(2R)-2-octanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phosphoryl]oxy-propyl] octanoate × 4 K POTASSIUM ION × 20 NA SODIUM ION × 4 LMT DODECYL-BETA-D-MALTOSIDE × 4 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP；pH 5.8；293.15 K；600 mM NaK tartrate, 50 mM Na-ADA, pH 5.8, vapor diffusion, hanging drop, temperature 293.15K
|
Resolution 3.45 Å R-free 0.265 |