SMTL ID : 5u2h.1 (1 other biounit)

Crystal structure of the ATP-gated P2X7 ion channel bound to ATP and allosteric antagonist A804598

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.90 Å

Oligo State

homo-trimer

Ligands

3 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: 4 residues within 4Å: Chain A: N.163, S.164, E.166, N.167 No protein-ligand interaction detected (PLIP) NAG-NAG.3: 4 residues within 4Å: Chain B: N.163, S.164, E.166, N.167 No protein-ligand interaction detected (PLIP) NAG-NAG.5: 4 residues within 4Å: Chain C: N.163, S.164, E.166, N.167 No protein-ligand interaction detected (PLIP)

3 x 7S1: N-cyano-N'-[(1R)-1-phenylethyl]-N''-quinolin-5-ylguanidine(Non-covalent)

7S1.2: 10 residues within 4Å: Chain A: Y.278 Chain C: D.72, F.75, F.83, M.85, F.88, F.273, Y.275, I.290, V.292 11 PLIP interactions: 11 interactions with chain C Hydrophobic interactions: C:F.75, C:F.75, C:F.83, C:F.88, C:F.273, C:F.273, C:I.290, C:V.292, C:V.292 Hydrogen bonds: C:D.72 pi-Stacking: C:Y.275 7S1.4: 10 residues within 4Å: Chain A: D.72, F.75, F.83, M.85, F.88, F.273, Y.275, I.290, V.292 Chain B: Y.278 12 PLIP interactions: 11 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:F.75, A:F.75, A:F.83, A:F.88, A:F.273, A:F.273, A:I.290, A:V.292, A:V.292 Hydrogen bonds: A:D.72, B:Y.278 pi-Stacking: A:Y.275 7S1.6: 10 residues within 4Å: Chain B: D.72, F.75, F.83, M.85, F.88, F.273, Y.275, I.290, V.292 Chain C: Y.278 12 PLIP interactions: 11 interactions with chain B, 1 interactions with chain C Hydrophobic interactions: B:F.75, B:F.75, B:F.83, B:F.88, B:F.273, B:F.273, B:I.290, B:V.292, B:V.292 Hydrogen bonds: B:D.72, C:Y.278 pi-Stacking: B:Y.275

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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