SMTL ID : 7s5z.1

Human KATP channel in open conformation, focused on Kir and one SUR, position 3

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-4-1-mer

Ligands

1 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.1: 13 residues within 4Å: Chain E: R.1111, E.1114, Y.1354, L.1358, V.1361, T.1381, G.1382, S.1383, G.1384, K.1385, S.1386, S.1387 Ligands: MG.3 11 PLIP interactions: 11 interactions with chain E Hydrogen bonds: E:G.1382, E:G.1382, E:S.1383, E:G.1384, E:K.1385, E:S.1386, E:S.1386, E:S.1387 Salt bridges: E:K.1385 pi-Stacking: E:Y.1354, E:Y.1354

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 3 residues within 4Å: Chain E: S.721, Q.775 Ligands: ATP.4 1 PLIP interactions: 1 interactions with chain E Metal complexes: E:S.721 MG.3: 3 residues within 4Å: Chain E: S.1386, D.1506 Ligands: ADP.1 1 PLIP interactions: 1 interactions with chain E Metal complexes: E:S.1386

1 x ATP: ADENOSINE-5'-TRIPHOSPHATE(Non-covalent)

ATP.4: 20 residues within 4Å: Chain E: S.409, M.410, W.689, T.696, V.716, G.717, C.718, G.719, K.720, S.721, S.722, Q.775, H.889, E.1480, N.1481, S.1483, Q.1484, G.1485, Q.1486 Ligands: MG.2 24 PLIP interactions: 24 interactions with chain E Hydrogen bonds: E:S.409, E:S.409, E:G.717, E:G.717, E:C.718, E:G.719, E:K.720, E:S.721, E:S.721, E:S.722, E:S.722, E:Q.775, E:S.1483, E:Q.1484, E:G.1485, E:Q.1486, E:Q.1486 Salt bridges: E:K.720, E:K.720, E:K.720, E:H.889 pi-Stacking: E:W.689, E:W.689, E:W.689

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhao, C. et al., Molecular structure of an open human K ATP channel. Proc.Natl.Acad.Sci.USA (2021)

Release Date

2021-12-01

Peptides

ATP-sensitive inward rectifier potassium channel 11: ABCD
ATP-binding cassette sub-family C member 8: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

Membrane

We predict this structure to be a membrane protein.
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ATP-sensitive inward rectifier potassium channel 11

ATP-binding cassette sub-family C member 8

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