SMTL ID : 5u1y.1

Crystal structure of the ATP-gated P2X7 ion channel bound to allosteric antagonist GW791343

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.30 Å

Oligo State

homo-trimer

Ligands

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

NAG.1: 4 residues within 4Å: Chain A: N.163, S.164, E.166, N.167 No protein-ligand interaction detected (PLIP) NAG.2: 1 residues within 4Å: Chain A: N.193 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.193 NAG.3: 1 residues within 4Å: Chain A: N.182 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.182 NAG.5: 4 residues within 4Å: Chain B: N.163, S.164, E.166, N.167 No protein-ligand interaction detected (PLIP) NAG.6: 1 residues within 4Å: Chain B: N.193 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.193 NAG.7: 1 residues within 4Å: Chain B: N.182 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.182 NAG.9: 4 residues within 4Å: Chain C: N.163, S.164, E.166, N.167 No protein-ligand interaction detected (PLIP) NAG.10: 1 residues within 4Å: Chain C: N.193 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:N.193 NAG.11: 1 residues within 4Å: Chain C: N.182 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:N.182

3 x 7RS: N~2~-(3,4-difluorophenyl)-N-{2-methyl-5-[(piperazin-1-yl)methyl]phenyl}glycinamide(Non-covalent)

7RS.4: 18 residues within 4Å: Chain A: Q.96, W.147, Y.278, E.285 Chain C: S.65, F.68, A.71, D.72, Y.73, T.74, F.75, F.83, M.85, F.88, K.90, F.273, Y.275, V.292 8 PLIP interactions: 6 interactions with chain C, 2 interactions with chain A Hydrophobic interactions: C:F.68, C:F.88, C:Y.275, C:V.292 Hydrogen bonds: C:D.72, C:Y.275, A:E.285 Salt bridges: A:E.285 7RS.8: 18 residues within 4Å: Chain A: S.65, F.68, A.71, D.72, Y.73, T.74, F.75, F.83, M.85, F.88, K.90, F.273, Y.275, V.292 Chain B: Q.96, W.147, Y.278, E.285 9 PLIP interactions: 7 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:F.68, A:F.88, A:Y.275, A:V.292 Hydrogen bonds: A:D.72, A:Y.275, A:Y.275, B:E.285 Salt bridges: B:E.285 7RS.12: 18 residues within 4Å: Chain B: S.65, F.68, A.71, D.72, Y.73, T.74, F.75, F.83, M.85, F.88, K.90, F.273, Y.275, V.292 Chain C: Q.96, W.147, Y.278, E.285 8 PLIP interactions: 6 interactions with chain B, 2 interactions with chain C Hydrophobic interactions: B:F.68, B:F.88, B:Y.275, B:V.292 Hydrogen bonds: B:D.72, B:Y.275, C:E.285 Salt bridges: C:E.285

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Karasawa, A. et al., Structural basis for subtype-specific inhibition of the P2X7 receptor. Elife (2016)

Release Date

2017-01-04

Peptides

P2X purinoceptor: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

Membrane

We predict this structure to be a membrane protein.
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P2X purinoceptor

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