3SPI: Inward rectifier potassium channel Kir2.2 in complex with PIP2

PDB ID: 3SPIDownload
MMDB ID: 92965
PDB Deposition Date: 2011/7/1
Updated in MMDB: 2024/10
Experimental Method:
x-ray diffraction
Resolution: 3.307  Å
Source Organism:
Similar Structures:
Biological Unit for 3SPI: tetrameric; determined by author and by software (PISA)
Molecular Components in 3SPI
Label Count Molecule
Proteins (4 molecules)
4
Inward-rectifier K+ Channel Kir2.2
Molecule annotation
Chemicals and Non-standard biopolymers (8 molecules)
1
4
POTASSIUM IONPOTASSIUM ION
2
4
[(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[(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
* Click molecule labels to explore molecular sequence information.
Citing MMDB
Madej T, Lanczycki CJ, Zhang D, Thiessen PA, Geer RC, Marchler-Bauer A, Bryant SH. " MMDB and VAST+: tracking structural similarities between macromolecular complexes. Nucleic Acids Res. 2014 Jan; 42(Database issue):D297-303