SMTL ID : 5brx.2 (1 other biounit)

X-ray crystal structure of Aplysia californica (Ac-AChBP) in complex with 2-pyridyl azatricyclo[3.3.1.13,7]decane; 2-pyridylazaadamantane; 2-Aza (TI-8480)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.05 Å

Oligo State

homo-pentamer

Ligands

5 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 2 residues within 4Å: Chain A: K.51 Chain B: R.106 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Water bridges: A:R.131 Salt bridges: A:K.51, B:K.51, B:R.106 SO4.2: 2 residues within 4Å: Chain A: R.106 Chain E: K.51 3 PLIP interactions: 2 interactions with chain E, 1 interactions with chain A Water bridges: E:R.131 Salt bridges: E:K.51, A:R.106 SO4.5: 2 residues within 4Å: Chain B: K.51 Chain C: R.106 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain C Water bridges: B:R.131, B:R.131 Salt bridges: B:K.51, C:R.106 SO4.6: 2 residues within 4Å: Chain C: K.51 Chain D: R.106 4 PLIP interactions: 2 interactions with chain C, 2 interactions with chain D Water bridges: C:K.51, D:R.106 Salt bridges: C:K.51, D:R.106 SO4.8: 3 residues within 4Å: Chain D: K.51 Chain E: K.51, R.106 5 PLIP interactions: 2 interactions with chain D, 3 interactions with chain E Water bridges: D:R.131, E:R.106 Salt bridges: D:K.51, E:K.51, E:R.106

2 x TI4: (2R,3S,5R,7S)-2-(pyridin-3-yl)-1-azatricyclo[3.3.1.1~3,7~]decane(Non-covalent)

TI4.3: 11 residues within 4Å: Chain A: Y.102, S.155, W.156, V.157, Y.197, C.199, C.200, Y.204 Chain E: W.64, V.117, I.127 6 PLIP interactions: 3 interactions with chain E, 3 interactions with chain A Hydrophobic interactions: E:W.64, E:I.127, A:Y.102, A:Y.197, A:Y.197 Water bridges: E:I.127 TI4.9: 11 residues within 4Å: Chain C: W.64, V.117, I.127 Chain D: Y.102, S.155, W.156, V.157, Y.197, C.199, C.200, Y.204 9 PLIP interactions: 3 interactions with chain C, 6 interactions with chain D Hydrophobic interactions: C:W.64, C:W.64, D:Y.102, D:Y.197, D:Y.197, D:Y.197, D:Y.204, D:Y.204 Water bridges: C:I.127

3 x PG4: TETRAETHYLENE GLYCOL(Non-functional Binders)

PG4.4: 9 residues within 4Å: Chain A: T.45, W.64, Q.66, I.127, S.176 Chain B: Y.197, C.199, C.200, Y.204 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:S.176 PG4.7: 10 residues within 4Å: Chain B: W.64, I.127 Chain C: Y.102, S.155, W.156, V.157, Y.197, C.199, C.200, Y.204 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:W.156 PG4.10: 8 residues within 4Å: Chain D: W.64, M.125 Chain E: Y.102, W.156, Y.197, C.199, C.200, Y.204 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Bobango, J. et al., Comparisons of Binding Affinities for Neuronal Nicotinic Receptors (NNRs) and AChBPs. To Be Published

Release Date

2015-06-24

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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