SMTL ID : 9vix.1

human alpha 7 nicotinic acetylcholine receptor L278A mutant in complex with L-nicotine (desensitized state)

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-pentamer

Ligands

5 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: 5 residues within 4Å: Chain A: N.133, S.134, S.135, H.137, Q.139 No protein-ligand interaction detected (PLIP) NAG-NAG.2: 5 residues within 4Å: Chain B: N.133, S.134, S.135, H.137, Q.139 No protein-ligand interaction detected (PLIP) NAG-NAG.3: 4 residues within 4Å: Chain C: N.133, S.134, S.135, H.137 No protein-ligand interaction detected (PLIP) NAG-NAG.4: 5 residues within 4Å: Chain D: N.133, S.134, S.135, H.137, Q.139 No protein-ligand interaction detected (PLIP) NAG-NAG.5: 4 residues within 4Å: Chain E: N.133, S.134, S.135, H.137 No protein-ligand interaction detected (PLIP)

5 x NCT: (S)-3-(1-METHYLPYRROLIDIN-2-YL)PYRIDINE(Non-covalent)

NCT.6: 10 residues within 4Å: Chain A: Y.115, S.170, W.171, Y.210, C.212, C.213, Y.217 Chain B: W.77, L.131, L.141 6 PLIP interactions: 4 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:W.77, B:L.131, B:L.141, A:W.171 Hydrogen bonds: B:L.141, A:Y.115 NCT.8: 9 residues within 4Å: Chain B: Y.115, W.171, Y.210, C.212, C.213, Y.217 Chain C: W.77, L.131, L.141 6 PLIP interactions: 2 interactions with chain B, 4 interactions with chain C Hydrophobic interactions: B:W.171, C:W.77, C:L.131, C:L.141 Hydrogen bonds: B:Y.115 Water bridges: C:L.141 NCT.10: 9 residues within 4Å: Chain C: Y.115, W.171, Y.210, C.212, C.213, Y.217 Chain D: W.77, L.131, L.141 6 PLIP interactions: 2 interactions with chain C, 4 interactions with chain D Hydrophobic interactions: C:W.171, D:W.77, D:L.131, D:L.141 Hydrogen bonds: C:Y.115 Water bridges: D:L.141 NCT.12: 10 residues within 4Å: Chain D: Y.115, S.170, W.171, Y.210, C.212, C.213, Y.217 Chain E: W.77, L.131, L.141 5 PLIP interactions: 4 interactions with chain E, 1 interactions with chain D Hydrophobic interactions: E:W.77, E:L.131, E:L.141 Water bridges: E:L.141 Hydrogen bonds: D:Y.115 NCT.14: 9 residues within 4Å: Chain A: W.77, L.131, L.141 Chain E: Y.115, W.171, Y.210, C.212, C.213, Y.217 5 PLIP interactions: 2 interactions with chain E, 3 interactions with chain A Hydrophobic interactions: E:W.171, A:W.77, A:L.141 Hydrogen bonds: E:Y.115 Water bridges: A:L.141

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

NAG.7: 3 residues within 4Å: Chain A: N.46, S.48, Q.49 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.46, A:S.48, A:Q.49 NAG.9: 3 residues within 4Å: Chain B: N.46, S.48, Q.49 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:N.46, B:S.48, B:Q.49 NAG.11: 3 residues within 4Å: Chain C: N.46, S.48, Q.49 3 PLIP interactions: 3 interactions with chain C Hydrogen bonds: C:N.46, C:S.48, C:Q.49 NAG.13: 3 residues within 4Å: Chain D: N.46, S.48, Q.49 3 PLIP interactions: 3 interactions with chain D Hydrogen bonds: D:N.46, D:S.48, D:Q.49 NAG.15: 3 residues within 4Å: Chain E: N.46, S.48, Q.49 3 PLIP interactions: 3 interactions with chain E Hydrogen bonds: E:N.46, E:S.48, E:Q.49

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Liu, S. et al., Structural insights into the progressive recovery of alpha7 nicotinic acetylcholine receptor from nicotine-induced desensitization. To Be Published

Release Date

2025-09-10

Peptides

Neuronal acetylcholine receptor subunit alpha-7: ABCDE

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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Neuronal acetylcholine receptor subunit alpha-7