SMTL ID : 7y1m.1

Structure of SUR2B in complex with Mg-ATP, Mg-ADP, and repaglinide in the inward-facing conformation

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

monomer

Ligands

2 x MG: MAGNESIUM ION(Non-functional Binders)(Non-covalent)

MG.1: 1 residues within 4Å: Ligands: ADP.5 No protein-ligand interaction detected (PLIP) MG.2: 4 residues within 4Å: Chain A: S.708, Q.753, D.832 Ligands: ATP.3 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:S.708

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

ATP.3: 16 residues within 4Å: Chain A: T.397, S.398, N.399, W.677, T.683, V.703, G.704, C.705, G.706, K.707, S.708, S.709, Q.753, V.865, H.867 Ligands: MG.2 14 PLIP interactions: 14 interactions with chain A Hydrogen bonds: A:T.397, A:N.399, A:N.399, A:G.704, A:C.705, A:G.706, A:K.707, A:S.708, A:S.709 Salt bridges: A:K.707, A:K.707, A:H.867 pi-Stacking: A:W.677, A:W.677

1 x BJX: Repaglinide(Non-covalent)

BJX.4: 16 residues within 4Å: Chain A: R.304, Y.370, I.374, W.423, F.426, L.427, N.430, M.434, L.584, T.587, V.588, Y.1205, N.1212, R.1213, W.1260, R.1263 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:Y.370, A:Y.370, A:I.374, A:W.423, A:L.584, A:L.584, A:T.587, A:V.588, A:W.1260 Hydrogen bonds: A:N.430, A:N.1212 Salt bridges: A:R.1213, A:R.1263

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

ADP.5: 10 residues within 4Å: Chain A: R.1078, D.1081, Y.1317, V.1324, G.1345, S.1346, G.1347, K.1348, S.1349 Ligands: MG.1 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:R.1078, A:D.1081, A:D.1081, A:Y.1317, A:G.1345, A:G.1345, A:G.1347, A:K.1348, A:S.1349, A:S.1350 pi-Stacking: A:Y.1317, A:Y.1317

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ding, D. et al., The inhibition mechanism of the SUR2A-containing K ATP channel by a regulatory helix. Nat Commun (2023)

Release Date

2023-06-14

Peptides

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

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Membrane

We predict this structure to be a membrane protein.
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Isoform SUR2B of ATP-binding cassette sub-family C member 9

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