SMTL ID : 7mjp.1

Vascular KATP channel: Kir6.1 SUR2B propeller-like conformation 2

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-4-1-mer

Ligands

1 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.1: 2 residues within 4Å: Chain E: N.9, S.11 No protein-ligand interaction detected (PLIP)

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

ATP.2: 8 residues within 4Å: Chain A: F.193, R.195, Y.339, S.340, F.342, G.343 Chain D: N.49, R.51 3 PLIP interactions: 1 interactions with chain D, 2 interactions with chain A Hydrogen bonds: D:R.51, A:Y.339, A:G.343 ATP.3: 10 residues within 4Å: Chain A: I.50, R.51 Chain B: I.192, F.193, S.194, R.195, Y.339, S.340, F.342, G.343 4 PLIP interactions: 1 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:R.51, B:R.195, B:Y.339, B:G.343 ATP.4: 4 residues within 4Å: Chain B: R.51 Chain C: F.193, S.340, G.343 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain C Hydrogen bonds: B:R.51, C:S.340, C:G.343 ATP.5: 6 residues within 4Å: Chain C: R.51 Chain D: F.193, R.195, Y.339, F.342, G.343 3 PLIP interactions: 2 interactions with chain D, 1 interactions with chain C Hydrogen bonds: D:R.195, D:Y.339, C:R.51 ATP.6: 7 residues within 4Å: Chain E: N.399, G.704, C.705, G.706, K.707, S.708, S.709 6 PLIP interactions: 6 interactions with chain E Hydrogen bonds: E:T.397, E:N.399, E:G.706, E:K.707, E:S.708, E:S.709

1 x GBM: 5-chloro-N-(2-{4-[(cyclohexylcarbamoyl)sulfamoyl]phenyl}ethyl)-2-methoxybenzamide(Non-covalent)

GBM.7: 5 residues within 4Å: Chain E: F.426, N.430, Y.1205, S.1209, N.1212 1 PLIP interactions: 1 interactions with chain E Hydrophobic interactions: E:Y.1205

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sung, M.W. et al., Vascular K ATP channel structural dynamics reveal regulatory mechanism by Mg-nucleotides. Proc.Natl.Acad.Sci.USA (2021)

Release Date

2021-10-13

Peptides

ATP-sensitive inward rectifier potassium channel 8: ABCD
Isoform SUR2B of ATP-binding cassette sub-family C member 9: 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 8

Isoform SUR2B of ATP-binding cassette sub-family C member 9

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