SMTL ID : 3atf.1

Crystal Structure of the Kir3.2 Cytoplasmic Domain (Na+-free crystal soaked in 200 mM Cesium chloride)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.95 Å

Oligo State

homo-tetramer

Ligands

8 x CS: CESIUM ION(Non-covalent)

CS.1: 4 residues within 4Å: Chain A: Y.93 Chain C: Y.93 Ligands: CS.11, CS.16 No protein-ligand interaction detected (PLIP) CS.2: 4 residues within 4Å: Chain A: E.63, S.65, E.138 Chain D: E.63 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:E.63, A:S.65 CS.6: 4 residues within 4Å: Chain B: Y.93 Chain D: Y.93 Ligands: CS.11, CS.16 No protein-ligand interaction detected (PLIP) CS.7: 4 residues within 4Å: Chain B: E.63, S.65, E.138 Chain C: E.63 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:E.63, B:S.65 CS.11: 4 residues within 4Å: Chain B: Y.93 Chain C: Y.93 Ligands: CS.1, CS.6 No protein-ligand interaction detected (PLIP) CS.12: 4 residues within 4Å: Chain A: E.63 Chain C: E.63, S.65, E.138 2 PLIP interactions: 2 interactions with chain C Metal complexes: C:E.63, C:S.65 CS.16: 4 residues within 4Å: Chain A: Y.93 Chain D: Y.93 Ligands: CS.1, CS.6 No protein-ligand interaction detected (PLIP) CS.17: 4 residues within 4Å: Chain B: E.63 Chain D: E.63, S.65, E.138 2 PLIP interactions: 2 interactions with chain D Metal complexes: D:E.63, D:S.65

4 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 7 residues within 4Å: Chain A: E.63 Chain B: E.63 Chain C: E.63 Chain D: E.63 Ligands: MG.8, MG.13, MG.18 No protein-ligand interaction detected (PLIP) MG.8: 7 residues within 4Å: Chain A: E.63 Chain B: E.63 Chain C: E.63 Chain D: E.63 Ligands: MG.3, MG.13, MG.18 No protein-ligand interaction detected (PLIP) MG.13: 7 residues within 4Å: Chain A: E.63 Chain B: E.63 Chain C: E.63 Chain D: E.63 Ligands: MG.3, MG.8, MG.18 No protein-ligand interaction detected (PLIP) MG.18: 7 residues within 4Å: Chain A: E.63 Chain B: E.63 Chain C: E.63 Chain D: E.63 Ligands: MG.3, MG.8, MG.13 No protein-ligand interaction detected (PLIP)

8 x EOH: ETHANOL(Non-functional Binders)

EOH.4: 2 residues within 4Å: Chain A: S.190, P.192 No protein-ligand interaction detected (PLIP) EOH.5: 4 residues within 4Å: Chain A: I.71, L.84, E.132 Chain D: Y.176 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:L.84 Hydrogen bonds: A:E.132, A:E.132 EOH.9: 2 residues within 4Å: Chain B: S.190, P.192 No protein-ligand interaction detected (PLIP) EOH.10: 4 residues within 4Å: Chain B: I.71, L.84, E.132 Chain C: Y.176 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:L.84 Hydrogen bonds: B:E.132, B:E.132 EOH.14: 2 residues within 4Å: Chain C: S.190, P.192 No protein-ligand interaction detected (PLIP) EOH.15: 4 residues within 4Å: Chain A: Y.176 Chain C: I.71, L.84, E.132 3 PLIP interactions: 3 interactions with chain C Hydrophobic interactions: C:L.84 Hydrogen bonds: C:E.132, C:E.132 EOH.19: 2 residues within 4Å: Chain D: S.190, P.192 No protein-ligand interaction detected (PLIP) EOH.20: 4 residues within 4Å: Chain B: Y.176 Chain D: I.71, L.84, E.132 3 PLIP interactions: 3 interactions with chain D Hydrophobic interactions: D:L.84 Hydrogen bonds: D:E.132, D:E.132

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Inanobe, A. et al., Interactions of cations with the cytoplasmic pores of inward rectifier K(+) channels in the closed state. J.Biol.Chem. (2011)

Release Date

2011-10-19

Peptides

Potassium inwardly-rectifying channel, subfamily J, member 6: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

D
A

Potassium inwardly-rectifying channel, subfamily J, member 6

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