SMTL ID : 8st3.1

The 2alpha3beta stoichiometry of human alpha4beta2 nicotinic acetylcholine receptor in complex with acetylcholine and calcium

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-3-3-3-mer

Ligands

3 x NAG- NAG- BMA: beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-BMA.1: 14 residues within 4Å: Chain B: Q.141, N.143, T.145, R.186, N.188, D.202, I.204 Chain H: H.50, N.52, N.54, Y.56, K.74 Chain I: Y.121, Y.122 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain H Hydrogen bonds: B:R.186, B:R.186, H:N.54 NAG-NAG-BMA.2: 12 residues within 4Å: Chain C: Q.141, N.143, T.145, R.186, D.202, I.204 Chain F: H.50, N.52, N.54, Y.56 Chain G: Y.121, Y.122 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:R.186, C:R.186, C:R.186 NAG-NAG-BMA.3: 14 residues within 4Å: Chain E: Q.141, N.143, T.145, R.186, N.188, D.202, I.204 Chain J: H.50, N.52, N.54, Y.56, K.74 Chain K: Y.121, Y.122 3 PLIP interactions: 2 interactions with chain E, 1 interactions with chain J Hydrogen bonds: E:R.186, E:R.186, J:N.54

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

NAG.4: 2 residues within 4Å: Chain A: N.31, S.33 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.31, A:S.33 NAG.5: 2 residues within 4Å: Chain A: N.81, T.83 No protein-ligand interaction detected (PLIP) NAG.6: 5 residues within 4Å: Chain A: Q.146, N.148, T.150, A.210, V.212 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:V.212 Hydrogen bonds: A:N.148 NAG.11: 2 residues within 4Å: Chain D: N.31, S.33 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:N.31, D:S.33 NAG.12: 2 residues within 4Å: Chain D: N.81, T.83 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:T.83 NAG.13: 5 residues within 4Å: Chain D: Q.146, N.148, T.150, A.210, V.212 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:N.148

2 x ACH: ACETYLCHOLINE(Non-covalent)

ACH.7: 13 residues within 4Å: Chain A: Y.100, S.155, W.156, T.157, Y.197, C.199, C.200, Y.204 Chain B: W.57, R.81, V.111, F.119, L.121 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:F.119 Water bridges: B:L.121 pi-Cation interactions: A:W.156, A:Y.197, A:Y.204 ACH.14: 12 residues within 4Å: Chain D: Y.100, S.155, W.156, T.157, Y.197, C.199, C.200, Y.204 Chain E: W.57, V.111, F.119, L.121 4 PLIP interactions: 3 interactions with chain D, 1 interactions with chain E pi-Cation interactions: D:W.156, D:Y.197, D:Y.204 Hydrophobic interactions: E:F.119

3 x CA: CALCIUM ION(Non-covalent)(Non-functional Binders)

CA.8: 4 residues within 4Å: Chain A: D.49, V.50, D.51, E.52 No protein-ligand interaction detected (PLIP) CA.9: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) CA.15: 4 residues within 4Å: Chain D: D.49, V.50, D.51, E.52 1 PLIP interactions: 1 interactions with chain D Metal complexes: D:V.50

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

NA.10: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kang, G. et al., Structure of the 2alpha3beta stoichiometry of the human alpha4beta2 nicotinic acetylcholine receptor in complex with acetylcholine and calcium. To Be Published

Release Date

2024-02-07

Peptides

Neuronal acetylcholine receptor subunit alpha-4: AD
Neuronal acetylcholine receptor subunit beta-2: BCE
IgG1 Kappa Light Chain: FHJ
IgG1 Heavy Chain: GIK

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

D
D

B
B

C
C

E
E

F
F

H
H

J
J

G
G

I
I

K
K

Membrane

We predict this structure to be a membrane protein.
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Neuronal acetylcholine receptor subunit alpha-4

Neuronal acetylcholine receptor subunit beta-2

IgG1 Kappa Light Chain

IgG1 Heavy Chain

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