SMTL ID : 3peo.2 (1 other biounit)

Crystal structure of acetylcholine binding protein complexed with metocurine

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

homo-pentamer

Ligands

4 x CU9: 6,6',7',12'-tetramethoxy-2,2,2',2'-tetramethyltubocuraran-2,2'-diium(Non-covalent)

CU9.1: 15 residues within 4Å: Chain A: Y.102, K.152, S.155, W.156, Y.197, C.199, C.200, Y.204 Chain B: T.45, Q.47, Y.64, Q.66, I.127, S.175, S.176 11 PLIP interactions: 3 interactions with chain B, 8 interactions with chain A Hydrophobic interactions: B:Y.64, A:Y.102, A:W.156, A:W.156, A:Y.204 Hydrogen bonds: B:T.45 pi-Stacking: B:Y.64, A:Y.197 pi-Cation interactions: A:Y.102, A:K.152, A:W.156 CU9.2: 10 residues within 4Å: Chain A: M.125, I.127, S.176 Chain E: Y.102, S.155, W.156, Y.197, C.199, C.200, Y.204 8 PLIP interactions: 4 interactions with chain E, 4 interactions with chain A Hydrophobic interactions: E:Y.102, E:W.156, A:I.127, A:I.127 pi-Stacking: E:W.156 pi-Cation interactions: E:Y.102 Water bridges: A:R.88, A:S.175 CU9.3: 14 residues within 4Å: Chain C: Y.102, K.152, S.155, W.156, Y.197, C.199, C.200, Y.204 Chain D: T.45, Q.47, Y.64, Q.66, S.175, S.176 7 PLIP interactions: 6 interactions with chain C, 1 interactions with chain D Hydrophobic interactions: C:Y.102, C:W.156, C:Y.204, D:Y.64 pi-Stacking: C:Y.197 pi-Cation interactions: C:K.152, C:W.156 CU9.4: 12 residues within 4Å: Chain D: Y.102, K.152, S.155, W.156, Y.197 Chain E: T.45, Q.47, Y.64, Q.66, I.127, S.175, S.176 11 PLIP interactions: 8 interactions with chain D, 3 interactions with chain E Hydrophobic interactions: D:Y.102, D:Y.102, D:Y.102, D:W.156, D:Y.197, E:Y.64 Hydrogen bonds: D:K.152, E:T.45 pi-Cation interactions: D:K.152, D:W.156 pi-Stacking: E:Y.64

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Talley, T.T. et al., The curare alkaloids: analyzing the poses of complexes with the acetylcholine binding protein in relation to structure and binding energetics. To be Published

Release Date

2011-10-12

Peptides

Soluble acetylcholine receptor: ABCDE

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
F

B
G

C
H

D
I

E
J

Soluble acetylcholine receptor

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