SMTL ID : 3agw.1

Crystal Structure of the Cytoplasmic Domain of G-Protein-Gated Inward Rectifier Potassium Channel Kir3.2 in the absence of Na+

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-tetramer

Ligands

4 x MG: MAGNESIUM ION(Non-functional Binders)

MG.1: 3 residues within 4Å: Ligands: MG.4, MG.7, MG.10 No protein-ligand interaction detected (PLIP) MG.4: 3 residues within 4Å: Ligands: MG.1, MG.7, MG.10 No protein-ligand interaction detected (PLIP) MG.7: 3 residues within 4Å: Ligands: MG.1, MG.4, MG.10 No protein-ligand interaction detected (PLIP) MG.10: 3 residues within 4Å: Ligands: MG.1, MG.4, MG.7 No protein-ligand interaction detected (PLIP)

8 x EOH: ETHANOL(Non-functional Binders)

EOH.2: 2 residues within 4Å: Chain A: S.190, P.192 No protein-ligand interaction detected (PLIP) EOH.3: 7 residues within 4Å: Chain A: I.71, L.84, E.130, E.132 Chain D: I.7, Q.8, Y.10 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain D Hydrogen bonds: A:E.132, D:Q.8, D:Y.10 EOH.5: 2 residues within 4Å: Chain B: S.190, P.192 No protein-ligand interaction detected (PLIP) EOH.6: 7 residues within 4Å: Chain B: I.71, L.84, E.130, E.132 Chain C: I.7, Q.8, Y.10 3 PLIP interactions: 2 interactions with chain C, 1 interactions with chain B Hydrogen bonds: C:Q.8, C:Y.10, B:E.132 EOH.8: 2 residues within 4Å: Chain C: S.190, P.192 No protein-ligand interaction detected (PLIP) EOH.9: 7 residues within 4Å: Chain A: I.7, Q.8, Y.10 Chain C: I.71, L.84, E.130, E.132 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain C Hydrogen bonds: A:Q.8, A:Y.10, C:E.132 EOH.11: 2 residues within 4Å: Chain D: S.190, P.192 No protein-ligand interaction detected (PLIP) EOH.12: 7 residues within 4Å: Chain B: I.7, Q.8, Y.10 Chain D: I.71, L.84, E.130, E.132 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain D Hydrogen bonds: B:Q.8, B:Y.10, D:E.132

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Inanobe, A. et al., A structural determinant for the control of PIP2 sensitivity in G protein-gated inward rectifier K+ channels. J.Biol.Chem. (2010)

Release Date

2010-09-29

Peptides

G protein-activated inward rectifier potassium channel 2: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

D
A

G protein-activated inward rectifier potassium channel 2

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