SMTL ID : 5ywb.1

Structure of pancreatic ATP-sensitive potassium channel bound with Mg-ADP (CTD class2 at 5.2A)

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-4-4-mer

Ligands

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

ADP.1: 9 residues within 4Å: Chain A: I.182, F.183, K.185, L.205, Y.330, F.333, G.334 Chain G: N.48, R.50 4 PLIP interactions: 2 interactions with chain G, 2 interactions with chain A Hydrogen bonds: G:N.48, G:R.50, A:K.185 Salt bridges: A:K.185 ADP.2: 15 residues within 4Å: Chain B: W.688, Q.714, V.715, G.716, C.717, G.718, K.719, S.720, S.721, Q.775, E.1480, N.1481, S.1483, Q.1486 Ligands: MG.4 13 PLIP interactions: 13 interactions with chain B Hydrogen bonds: B:G.716, B:C.717, B:G.718, B:K.719, B:S.720, B:S.721, B:Q.775, B:E.1480, B:N.1481, B:S.1483 Salt bridges: B:K.719 pi-Stacking: B:W.688, B:W.688 ADP.3: 13 residues within 4Å: Chain B: R.1111, E.1114, Y.1354, V.1361, R.1380, T.1381, G.1382, S.1383, G.1384, K.1385, S.1386, S.1387 Ligands: MG.5 14 PLIP interactions: 14 interactions with chain B Hydrogen bonds: B:R.1111, B:E.1114, B:Y.1354, B:G.1382, B:S.1383, B:G.1384, B:K.1385, B:S.1386, B:S.1386, B:S.1386, B:S.1387 Salt bridges: B:K.1385 pi-Stacking: B:Y.1354, B:Y.1354 ADP.6: 9 residues within 4Å: Chain A: N.48, R.50 Chain C: I.182, F.183, K.185, L.205, Y.330, F.333, G.334 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain C Hydrogen bonds: A:N.48, A:R.50, C:K.185 Salt bridges: C:K.185 ADP.7: 15 residues within 4Å: Chain D: W.688, Q.714, V.715, G.716, C.717, G.718, K.719, S.720, S.721, Q.775, E.1480, N.1481, S.1483, Q.1486 Ligands: MG.9 13 PLIP interactions: 13 interactions with chain D Hydrogen bonds: D:G.716, D:C.717, D:G.718, D:K.719, D:S.720, D:S.721, D:Q.775, D:E.1480, D:N.1481, D:S.1483 Salt bridges: D:K.719 pi-Stacking: D:W.688, D:W.688 ADP.8: 13 residues within 4Å: Chain D: R.1111, E.1114, Y.1354, V.1361, R.1380, T.1381, G.1382, S.1383, G.1384, K.1385, S.1386, S.1387 Ligands: MG.10 14 PLIP interactions: 14 interactions with chain D Hydrogen bonds: D:R.1111, D:E.1114, D:Y.1354, D:G.1382, D:S.1383, D:G.1384, D:K.1385, D:S.1386, D:S.1386, D:S.1386, D:S.1387 Salt bridges: D:K.1385 pi-Stacking: D:Y.1354, D:Y.1354 ADP.11: 9 residues within 4Å: Chain C: N.48, R.50 Chain E: I.182, F.183, K.185, L.205, Y.330, F.333, G.334 4 PLIP interactions: 2 interactions with chain C, 2 interactions with chain E Hydrogen bonds: C:N.48, C:R.50, E:K.185 Salt bridges: E:K.185 ADP.12: 15 residues within 4Å: Chain F: W.688, Q.714, V.715, G.716, C.717, G.718, K.719, S.720, S.721, Q.775, E.1480, N.1481, S.1483, Q.1486 Ligands: MG.14 13 PLIP interactions: 13 interactions with chain F Hydrogen bonds: F:G.716, F:C.717, F:G.718, F:K.719, F:S.720, F:S.721, F:Q.775, F:E.1480, F:N.1481, F:S.1483 Salt bridges: F:K.719 pi-Stacking: F:W.688, F:W.688 ADP.13: 13 residues within 4Å: Chain F: R.1111, E.1114, Y.1354, V.1361, R.1380, T.1381, G.1382, S.1383, G.1384, K.1385, S.1386, S.1387 Ligands: MG.15 14 PLIP interactions: 14 interactions with chain F Hydrogen bonds: F:R.1111, F:E.1114, F:Y.1354, F:G.1382, F:S.1383, F:G.1384, F:K.1385, F:S.1386, F:S.1386, F:S.1386, F:S.1387 Salt bridges: F:K.1385 pi-Stacking: F:Y.1354, F:Y.1354 ADP.16: 9 residues within 4Å: Chain E: N.48, R.50 Chain G: I.182, F.183, K.185, L.205, Y.330, F.333, G.334 4 PLIP interactions: 2 interactions with chain E, 2 interactions with chain G Hydrogen bonds: E:N.48, E:R.50, G:K.185 Salt bridges: G:K.185 ADP.17: 15 residues within 4Å: Chain H: W.688, Q.714, V.715, G.716, C.717, G.718, K.719, S.720, S.721, Q.775, E.1480, N.1481, S.1483, Q.1486 Ligands: MG.19 13 PLIP interactions: 13 interactions with chain H Hydrogen bonds: H:G.716, H:C.717, H:G.718, H:K.719, H:S.720, H:S.721, H:Q.775, H:E.1480, H:N.1481, H:S.1483 Salt bridges: H:K.719 pi-Stacking: H:W.688, H:W.688 ADP.18: 13 residues within 4Å: Chain H: R.1111, E.1114, Y.1354, V.1361, R.1380, T.1381, G.1382, S.1383, G.1384, K.1385, S.1386, S.1387 Ligands: MG.20 14 PLIP interactions: 14 interactions with chain H Hydrogen bonds: H:R.1111, H:E.1114, H:Y.1354, H:G.1382, H:S.1383, H:G.1384, H:K.1385, H:S.1386, H:S.1386, H:S.1386, H:S.1387 Salt bridges: H:K.1385 pi-Stacking: H:Y.1354, H:Y.1354

8 x MG: MAGNESIUM ION(Non-covalent)

MG.4: 4 residues within 4Å: Chain B: S.720, Q.775, S.1483 Ligands: ADP.2 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:S.720 MG.5: 3 residues within 4Å: Chain B: S.1386, Q.1427 Ligands: ADP.3 No protein-ligand interaction detected (PLIP) MG.9: 4 residues within 4Å: Chain D: S.720, Q.775, S.1483 Ligands: ADP.7 1 PLIP interactions: 1 interactions with chain D Metal complexes: D:S.720 MG.10: 3 residues within 4Å: Chain D: S.1386, Q.1427 Ligands: ADP.8 No protein-ligand interaction detected (PLIP) MG.14: 4 residues within 4Å: Chain F: S.720, Q.775, S.1483 Ligands: ADP.12 1 PLIP interactions: 1 interactions with chain F Metal complexes: F:S.720 MG.15: 3 residues within 4Å: Chain F: S.1386, Q.1427 Ligands: ADP.13 No protein-ligand interaction detected (PLIP) MG.19: 4 residues within 4Å: Chain H: S.720, Q.775, S.1483 Ligands: ADP.17 1 PLIP interactions: 1 interactions with chain H Metal complexes: H:S.720 MG.20: 3 residues within 4Å: Chain H: S.1386, Q.1427 Ligands: ADP.18 No protein-ligand interaction detected (PLIP)

Links

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Citation

Wu, J.X. et al., Ligand binding and conformational changes of SUR1 subunit in pancreatic ATP-sensitive potassium channels. Protein Cell (2018)

Release Date

2018-05-30

Peptides

ATP-sensitive inward rectifier potassium channel 11: ACEG
ATP-binding cassette sub-family C member 8 isoform X2: BDFH

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

E
E

G
G

B
B

D
D

F
F

H
H

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 isoform X2

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