SMTL ID : 4zjs.1

Crystal structure of a chimeric acetylcholine binding protein from Aplysia Californica (Ac-AChBP) containing the main immunogenic region (MIR) from the human alpha 1 subunit of the muscle nicotinic acetylcholine receptor in complex with anatoxin-A.

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.23 Å

Oligo State

homo-pentamer

Ligands

3 x 4P0: 1-[(1R,6R)-9-azabicyclo[4.2.1]non-2-en-2-yl]ethanone(Non-covalent)

4P0.1: 9 residues within 4Å: Chain B: Y.102, W.156, V.157, Y.197, C.199, C.200, Y.204 Chain C: V.117, I.127 6 PLIP interactions: 2 interactions with chain C, 4 interactions with chain B Hydrophobic interactions: C:V.117, B:Y.197, B:Y.204 Water bridges: C:I.127 Hydrogen bonds: B:Y.102, B:W.156 4P0.2: 9 residues within 4Å: Chain A: Y.64, I.127 Chain D: Y.102, W.156, V.157, Y.197, C.199, C.200, Y.204 7 PLIP interactions: 4 interactions with chain D, 3 interactions with chain A Hydrophobic interactions: D:Y.197, D:Y.204, D:Y.204, A:Y.64, A:I.127 Hydrogen bonds: D:W.156 Water bridges: A:I.127 4P0.3: 9 residues within 4Å: Chain B: Y.64, I.127 Chain E: Y.102, W.156, V.157, Y.197, C.199, C.200, Y.204 6 PLIP interactions: 4 interactions with chain E, 2 interactions with chain B Hydrophobic interactions: E:Y.197, E:Y.204, E:Y.204, B:Y.64 Hydrogen bonds: E:W.156 Water bridges: B:I.127

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Luo, J. et al., Main immunogenic region structure promotes binding of conformation-dependent myasthenia gravis autoantibodies, nicotinic acetylcholine receptor conformation maturation, and agonist sensitivity. J. Neurosci. (2009)

Release Date

2015-05-13

Peptides

Acetylcholine receptor subunit alpha,Soluble acetylcholine receptor,Acetylcholine receptor subunit alpha,Soluble acetylcholine receptor: ABCDE

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

Acetylcholine receptor subunit alpha,Soluble acetylcholine receptor,Acetylcholine receptor subunit alpha,Soluble acetylcholine receptor