SMTL ID : 4btl.1

Aromatic interactions in acetylcholinesterase-inhibitor complexes

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

4 x 5GZ: 4-(2-chloro-6-nitrophenoxy)-N-[2-(diethylamino)ethyl]benzenesulfonamide(Non-covalent)

5GZ.1: 19 residues within 4Å: Chain A: D.74, W.86, G.120, G.121, G.122, Y.124, E.202, S.203, W.286, S.293, I.294, F.295, F.297, Y.337, F.338, Y.341, H.447 Ligands: PE3.4, 5GZ.7 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:Y.124, A:F.297, A:Y.337, A:Y.337, A:Y.337, A:F.338, A:F.338 Hydrogen bonds: A:S.203 Water bridges: A:G.122 Salt bridges: A:E.202 pi-Stacking: A:W.286, A:Y.341 pi-Cation interactions: A:W.86, A:W.86 5GZ.7: 9 residues within 4Å: Chain A: W.286, H.287, L.289, P.290, Q.291, E.292, S.293 Ligands: 5GZ.1, PE3.4 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:L.289 Hydrogen bonds: A:P.290, A:E.292 5GZ.12: 19 residues within 4Å: Chain B: D.74, W.86, G.120, G.121, G.122, Y.124, E.202, W.286, S.293, I.294, F.295, F.297, Y.337, F.338, Y.341, H.447, G.448 Ligands: PE3.13, 5GZ.20 14 PLIP interactions: 14 interactions with chain B Hydrophobic interactions: B:Y.124, B:F.297, B:Y.337, B:Y.337, B:F.338, B:F.338 Water bridges: B:G.121, B:S.125 Salt bridges: B:E.202 pi-Stacking: B:W.286, B:Y.341 pi-Cation interactions: B:W.86, B:W.86 Halogen bonds: B:D.74 5GZ.20: 9 residues within 4Å: Chain B: W.286, H.287, L.289, P.290, Q.291, E.292, S.293 Ligands: 5GZ.12, PE3.13 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:E.292 Hydrogen bonds: B:Q.291, B:E.292

4 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.2: 3 residues within 4Å: Chain A: G.345, N.350, L.353 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:G.345, A:S.352, A:L.353, A:L.353 NAG.5: 2 residues within 4Å: Chain A: S.462, N.464 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:S.462, A:N.464 NAG.14: 2 residues within 4Å: Chain B: S.462, N.464 No protein-ligand interaction detected (PLIP) NAG.16: 4 residues within 4Å: Chain B: G.345, S.347, N.350, L.353 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:S.347, B:S.347, B:L.353

11 x PE3: 3,6,9,12,15,18,21,24,27,30,33,36,39-TRIDECAOXAHENTETRACONTANE-1,41-DIOL(Non-functional Binders)

PE3.3: 3 residues within 4Å: Chain A: H.381, Y.382, T.383 No protein-ligand interaction detected (PLIP) PE3.4: 5 residues within 4Å: Chain A: Y.72, W.286, Y.341 Ligands: 5GZ.1, 5GZ.7 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Y.341 PE3.8: 1 residues within 4Å: Chain A: D.5 No protein-ligand interaction detected (PLIP) PE3.10: 5 residues within 4Å: Chain A: V.303, D.304, G.305, S.309, D.310 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:D.310 PE3.11: 4 residues within 4Å: Chain A: D.333, D.396, L.441, W.442 No protein-ligand interaction detected (PLIP) PE3.13: 6 residues within 4Å: Chain B: Y.72, W.286, H.287, Y.341 Ligands: 5GZ.12, 5GZ.20 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:Y.341 PE3.15: 4 residues within 4Å: Chain A: Q.527 Chain B: H.381, Y.382 Ligands: PE3.23 No protein-ligand interaction detected (PLIP) PE3.18: 4 residues within 4Å: Chain B: R.224, Q.325, R.485, T.486 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:R.224, B:Q.325 PE3.19: 4 residues within 4Å: Chain B: D.333, D.396, L.441, W.442 2 PLIP interactions: 2 interactions with chain B Water bridges: B:K.332, B:K.332 PE3.21: 3 residues within 4Å: Chain B: D.304, G.305, S.309 No protein-ligand interaction detected (PLIP) PE3.23: 13 residues within 4Å: Chain A: A.377, L.380, H.381, Q.527, F.531, F.535 Chain B: A.377, L.380, H.381, Q.527, F.531, F.535 Ligands: PE3.15 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:Q.527

4 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.6: 3 residues within 4Å: Chain A: E.81, E.84, M.85 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.81 EDO.9: 2 residues within 4Å: Chain A: S.57, V.59 No protein-ligand interaction detected (PLIP) EDO.17: 6 residues within 4Å: Chain B: T.112, P.113, E.142, G.143, A.144, R.485 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:G.143, B:R.485 EDO.22: 2 residues within 4Å: Chain B: Q.413, R.417 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:Q.413, B:R.417 Water bridges: B:N.533

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Andersson, C.D. et al., Divergent Structure-Activity Relationships of Structurally Similar Acetylcholinesterase Inhibitors. J.Med.Chem. (2013)

Release Date

2013-09-11

Peptides

ACETYLCHOLINESTERASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

ACETYLCHOLINESTERASE

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