SMTL ID : 4zru.1 (1 other biounit)

X-ray crystal structure of Lymnaea stagnalis acetylcholine binding protein (Ls-AChBP) in complex with 3-[2-[(2S)-pyrrolidin-2-yl]ethynyl]pyridine (TI-5180)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-pentamer

Ligands

5 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.1: 7 residues within 4Å: Chain A: D.25, V.26, I.27, H.153 Chain B: R.11, V.82, S.83 6 PLIP interactions: 2 interactions with chain A, 4 interactions with chain B Hydrogen bonds: A:I.27, B:S.83, B:S.83, B:S.83 Salt bridges: A:H.153, B:R.11 PO4.2: 7 residues within 4Å: Chain A: R.11, V.82, S.83 Chain E: D.25, V.26, I.27, H.153 7 PLIP interactions: 4 interactions with chain E, 3 interactions with chain A Hydrogen bonds: E:D.25, E:D.25, E:I.27, A:S.83, A:S.83 Salt bridges: E:H.153, A:R.11 PO4.4: 7 residues within 4Å: Chain B: D.25, V.26, I.27, H.153 Chain C: R.11, V.82, S.83 5 PLIP interactions: 3 interactions with chain C, 2 interactions with chain B Hydrogen bonds: C:S.83, C:S.83, B:I.27 Salt bridges: C:R.11, B:H.153 PO4.6: 7 residues within 4Å: Chain C: D.25, V.26, I.27, H.153 Chain D: R.11, V.82, S.83 5 PLIP interactions: 2 interactions with chain C, 3 interactions with chain D Hydrogen bonds: C:I.27, D:S.83, D:S.83 Salt bridges: C:H.153, D:R.11 PO4.8: 7 residues within 4Å: Chain D: D.25, V.26, I.27, H.153 Chain E: R.11, V.82, S.83 5 PLIP interactions: 2 interactions with chain E, 3 interactions with chain D Hydrogen bonds: E:S.83, D:D.25, D:I.27 Salt bridges: E:R.11, D:H.153

5 x TI9: 3-[(2S)-pyrrolidin-2-ylethynyl]pyridine(Non-covalent)

TI9.3: 12 residues within 4Å: Chain A: Y.97, S.150, W.151, T.152, Y.193, C.196, Y.200 Chain B: W.61, R.112, L.120, Y.121, M.122 9 PLIP interactions: 4 interactions with chain B, 5 interactions with chain A Hydrophobic interactions: B:W.61, B:R.112, B:L.120, A:Y.97, A:Y.200, A:Y.200 Hydrogen bonds: B:M.122, A:Y.97, A:Y.97 TI9.5: 13 residues within 4Å: Chain B: Y.97, S.150, W.151, T.152, Y.193, C.195, C.196, Y.200 Chain C: W.61, R.112, L.120, Y.121, M.122 9 PLIP interactions: 6 interactions with chain B, 3 interactions with chain C Hydrophobic interactions: B:Y.97, B:W.151, B:Y.193, B:Y.200, C:R.112, C:L.120 Hydrogen bonds: B:Y.97, B:Y.97, C:M.122 TI9.7: 12 residues within 4Å: Chain C: Y.97, S.150, W.151, T.152, Y.193, C.196, Y.200 Chain D: W.61, R.112, L.120, Y.121, M.122 10 PLIP interactions: 4 interactions with chain D, 6 interactions with chain C Hydrophobic interactions: D:W.61, D:R.112, D:L.120, C:Y.97, C:Y.193, C:Y.200, C:Y.200 Hydrogen bonds: D:M.122, C:Y.97, C:Y.97 TI9.9: 12 residues within 4Å: Chain D: Y.97, S.150, W.151, T.152, Y.193, C.196, Y.200 Chain E: W.61, R.112, L.120, Y.121, M.122 10 PLIP interactions: 4 interactions with chain E, 6 interactions with chain D Hydrophobic interactions: E:W.61, E:R.112, E:L.120, D:Y.97, D:W.151, D:Y.193, D:Y.200 Hydrogen bonds: E:M.122, D:Y.97, D:Y.97 TI9.10: 13 residues within 4Å: Chain A: W.61, R.112, L.120, Y.121, M.122 Chain E: Y.97, S.150, W.151, T.152, Y.193, C.195, C.196, Y.200 9 PLIP interactions: 4 interactions with chain A, 5 interactions with chain E Hydrophobic interactions: A:W.61, A:R.112, A:L.120, E:Y.97, E:Y.193, E:Y.200 Hydrogen bonds: A:M.122, E:Y.97, E:Y.97

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Talley, T.T., Comparisons of Binding Affinities for Neuronal Nicotinic Receptors (NNRs) and AChBPs, and Structural Features of a High-Affinity, Non-selective NNR Ligand-AChBP Co-crystal Structure. To be Published

Release Date

2015-05-27

Peptides

Acetylcholine-binding protein: ABCDE

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

Acetylcholine-binding protein

Related Entries With Identical Sequence