SMTL ID : 5u2h.2 (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.5: 4 residues within 4Å: Chain B: N.163, S.164, E.166, N.167 No protein-ligand interaction detected (PLIP) NAG-NAG.9: 4 residues within 4Å: Chain C: N.163, S.164, E.166, N.167 No protein-ligand interaction detected (PLIP)

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

NAG.2: 1 residues within 4Å: Chain A: N.182 No protein-ligand interaction detected (PLIP) NAG.6: 1 residues within 4Å: Chain B: N.182 No protein-ligand interaction detected (PLIP) NAG.10: 1 residues within 4Å: Chain C: N.182 No protein-ligand interaction detected (PLIP)

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

7S1.3: 8 residues within 4Å: Chain A: Y.278 Chain C: F.68, D.72, T.74, F.88, K.90, Y.275, I.290 8 PLIP interactions: 6 interactions with chain C, 2 interactions with chain A Hydrophobic interactions: C:F.68, C:F.88, C:I.290, A:Y.278, A:Y.278 Hydrogen bonds: C:D.72, C:D.72 pi-Stacking: C:Y.275 7S1.7: 8 residues within 4Å: Chain A: F.68, D.72, T.74, F.88, K.90, Y.275, I.290 Chain B: Y.278 8 PLIP interactions: 2 interactions with chain B, 6 interactions with chain A Hydrophobic interactions: B:Y.278, B:Y.278, A:F.68, A:F.88, A:I.290 Hydrogen bonds: A:D.72, A:D.72 pi-Stacking: A:Y.275 7S1.11: 8 residues within 4Å: Chain B: F.68, D.72, T.74, F.88, K.90, Y.275, I.290 Chain C: Y.278 8 PLIP interactions: 5 interactions with chain B, 3 interactions with chain C Hydrophobic interactions: B:F.68, B:F.88, B:I.290, C:Y.278, C:Y.278 Hydrogen bonds: B:D.72, C:Y.278 pi-Stacking: B:Y.275

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

ATP.4: 9 residues within 4Å: Chain A: Y.268, N.272 Chain C: K.44, V.45, K.46, T.169, V.170, L.171, I.208 3 PLIP interactions: 1 interactions with chain C, 2 interactions with chain A Hydrogen bonds: C:T.169, A:N.272, A:N.272 ATP.8: 9 residues within 4Å: Chain A: K.44, V.45, K.46, T.169, V.170, L.171, I.208 Chain B: Y.268, N.272 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:N.272, B:N.272, A:T.169 ATP.12: 9 residues within 4Å: Chain B: K.44, V.45, K.46, T.169, V.170, L.171, I.208 Chain C: Y.268, N.272 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain C Hydrogen bonds: B:T.169, B:T.169, C:N.272, C:N.272

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
B

B
B

C
B

Membrane

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

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