SMTL ID : 8dt2.1

X-ray structure of human acetylcholinesterase inhibited by paraoxon (POX-hAChE)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

homo-dimer

Ligands

2 x DEP: DIETHYL PHOSPHONATE(Covalent)

DEP.1: 11 residues within 4Å: Chain A: G.123, G.124, G.125, S.206, A.207, W.239, F.298, F.300, F.341, H.450 Ligands: GOL.3 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:W.239, A:F.298, A:F.300, A:F.300, A:F.341 Hydrogen bonds: A:G.124, A:G.125, A:A.207 Salt bridges: A:H.450 DEP.5: 12 residues within 4Å: Chain B: G.123, G.124, G.125, Y.127, S.206, A.207, W.239, F.298, F.341, H.450 Ligands: GOL.7, DMS.8 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:W.239, B:F.298, B:F.341, B:F.341 Hydrogen bonds: B:G.124, B:G.125, B:A.207 Salt bridges: B:H.450

4 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 8 residues within 4Å: Chain A: E.84, M.88, T.439, L.440, S.441, Y.452, E.455, Y.468 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:T.439, A:S.441, A:S.441, A:Y.468 GOL.3: 9 residues within 4Å: Chain A: W.89, G.123, G.124, E.205, S.206, Y.340, H.450, G.451 Ligands: DEP.1 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:G.123, A:E.205, A:E.205, A:Y.340, A:Y.340 Water bridges: A:Y.136 GOL.6: 8 residues within 4Å: Chain B: E.84, M.88, T.439, L.440, S.441, Y.452, E.455, Y.468 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:T.439, B:T.439, B:S.441, B:S.441 GOL.7: 8 residues within 4Å: Chain B: W.89, G.123, G.124, E.205, S.206, Y.340, H.450 Ligands: DEP.5 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:E.205, B:Y.340 Water bridges: B:G.123, B:G.123, B:Y.136

2 x DMS: DIMETHYL SULFOXIDE(Non-functional Binders)

DMS.4: 7 residues within 4Å: Chain A: Y.127, W.289, S.296, V.297, F.298, F.341, Y.344 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:F.298 pi-Cation interactions: A:Y.344 DMS.8: 9 residues within 4Å: Chain B: Y.127, W.289, S.296, V.297, F.298, F.300, F.341, Y.344 Ligands: DEP.5 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:F.298 pi-Cation interactions: B:Y.344

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gerlits, O. et al., Structural and dynamic effects of paraoxon binding to human acetylcholinesterase by X-ray crystallography and inelastic neutron scattering. Structure (2022)

Release Date

2022-11-02

Peptides

Acetylcholinesterase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Acetylcholinesterase

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