SMTL ID : 4uxu.1

Crystal Structure of the Extracellular Domain of the Human Alpha9 Nicotinic Acetylcholine Receptor In Complex with Methyllycaconitine

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.71 Å

Oligo State

homo-dimer

Ligands

2 x MLK: METHYLLYCACONITINE(Non-covalent)

MLK.1: 8 residues within 4Å: Chain A: Y.95, N.96, S.150, W.151, T.152, Y.153, Y.199, D.201 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:Y.95, A:Y.95, A:Y.95, A:N.96, A:Y.199, A:Y.199 MLK.9: 7 residues within 4Å: Chain B: Y.95, S.150, W.151, T.152, Y.153, Y.199, D.201 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:Y.95, B:Y.95, B:Y.95, B:Y.199, B:Y.199

4 x EPE: 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID(Non-functional Binders)

EPE.2: 5 residues within 4Å: Chain A: F.172, E.174, E.179, V.180, R.211 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:V.180, A:V.180 Water bridges: A:R.211, A:R.211, A:R.211, A:R.211 Salt bridges: A:R.211 EPE.3: 5 residues within 4Å: Chain A: T.38, W.57, R.59, D.121, D.171 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:Q.36, A:R.59 Water bridges: A:R.81 Salt bridges: A:D.121, A:D.121, A:D.171 EPE.10: 5 residues within 4Å: Chain B: F.172, E.174, E.179, V.180, R.211 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:V.180 Water bridges: B:R.211, B:R.211, B:R.211 Salt bridges: B:E.174, B:R.211 EPE.12: 6 residues within 4Å: Chain B: Q.36, T.38, W.57, R.59, D.121, D.171 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:Q.36 Salt bridges: B:D.121, B:D.121, B:D.171

3 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.4: 2 residues within 4Å: Chain A: R.59, I.61 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.59 Water bridges: A:Q.36 EDO.5: 3 residues within 4Å: Chain A: L.169, V.180, H.181 No protein-ligand interaction detected (PLIP) EDO.11: 3 residues within 4Å: Chain B: S.79, I.80, R.81 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:R.81

2 x NA: SODIUM ION(Non-functional Binders)

NA.6: 6 residues within 4Å: Chain A: N.162, V.186, K.187 Chain B: S.191, Y.192, G.193 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:N.162, B:S.191 Water bridges: A:N.162 NA.13: 6 residues within 4Å: Chain A: S.191, Y.192, G.193 Chain B: N.162, V.186, K.187 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:S.191, B:N.162 Water bridges: B:N.162

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

NAG.7: 3 residues within 4Å: Chain A: V.30, N.32, F.161 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:V.30 Hydrogen bonds: A:N.32 NAG.8: 6 residues within 4Å: Chain A: Q.143, N.145, V.186, N.188, T.203, T.205 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:Q.143, A:N.145, A:N.188, A:N.188 Water bridges: A:T.203, A:T.203 NAG.14: 3 residues within 4Å: Chain B: V.30, N.32, F.161 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:V.30 Hydrogen bonds: B:N.32 NAG.15: 6 residues within 4Å: Chain B: Q.143, N.145, V.186, N.188, T.203, T.205 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:Q.143, B:N.145, B:N.188, B:N.188

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zouridakis, M. et al., Crystal Structures of Free and Antagonist-Bound States of Human Alpha9 Nicotinic Receptor Extracellular Domain. Nat.Struct.Mol.Biol. (2014)

Release Date

2014-10-01

Peptides

NEURONAL ACETYLCHOLINE RECEPTOR SUBUNIT ALPHA-9: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

NEURONAL ACETYLCHOLINE RECEPTOR SUBUNIT ALPHA-9

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