SMTL ID : 8ssz.1

The 2alpha3beta stoichiometry of full-length 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- MAN: alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-BMA-MAN.1: 16 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, S.76, N.77 Chain I: Y.121, Y.122 3 PLIP interactions: 1 interactions with chain H, 2 interactions with chain B Hydrogen bonds: H:S.76, H:S.76, H:N.77, H:N.77, H:N.54, B:R.186, B:R.186 NAG-NAG-BMA-MAN.2: 16 residues within 4Å: Chain C: Q.141, N.143, T.145, R.186, N.188, D.202, I.204 Chain F: H.50, N.52, N.54, Y.56, K.74, S.76, N.77 Chain G: Y.121, Y.122 3 PLIP interactions: 1 interactions with chain F, 2 interactions with chain C Hydrogen bonds: F:S.76, F:N.77, F:N.77, C:R.186, C:R.186, F:N.54 NAG-NAG-BMA-MAN.3: 17 residues within 4Å: Chain E: Q.141, N.143, T.145, R.186, N.188, T.200, D.202, I.204 Chain J: H.50, N.52, N.54, Y.56, K.74, S.76, N.77 Chain K: Y.121, Y.122 3 PLIP interactions: 1 interactions with chain J, 2 interactions with chain E Hydrogen bonds: J:S.76, J:S.76, J:N.77, J:N.77, J:N.54, E:R.186, E:R.186

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 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.31 NAG.5: 2 residues within 4Å: Chain A: N.81, T.83 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.81, A:T.83 NAG.6: 4 residues within 4Å: Chain A: 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.9: 2 residues within 4Å: Chain D: N.31, S.33 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:N.31 NAG.10: 2 residues within 4Å: Chain D: N.81, T.83 No protein-ligand interaction detected (PLIP) NAG.11: 4 residues within 4Å: Chain D: N.148, T.150, A.210, V.212 2 PLIP interactions: 2 interactions with chain D Hydrophobic interactions: D:V.212 Hydrogen bonds: D:N.148

2 x ACH: ACETYLCHOLINE(Non-covalent)

ACH.7: 12 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, V.111, F.119, L.121 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B pi-Cation interactions: A:W.156, A:Y.197, A:Y.204 Water bridges: B:L.121 ACH.12: 13 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, R.81, 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 Water bridges: E:S.108

2 x CA: CALCIUM ION(Non-covalent)

CA.8: 4 residues within 4Å: Chain A: D.49, V.50, D.51, E.52 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:V.50, A:E.52 CA.13: 3 residues within 4Å: Chain D: 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.14: 1 residues within 4Å: Chain E: L.249 No protein-ligand interaction detected (PLIP)

1 x OCT: N-OCTANE(Non-covalent)

OCT.15: 15 residues within 4Å: Chain A: V.545, I.548, L.552 Chain B: V.406, I.409, M.413 Chain C: V.406, I.409, M.413 Chain D: V.545, I.548, L.552 Chain E: V.406, I.409, M.413 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:I.409, B:I.409

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kang, G. et al., Structure of the 2alpha3beta stoichiometry of the full-length human alpha4beta2 nicotinic 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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