SMTL ID : 9oms.1

X-ray structure of human acetylcholinesterase (hAChE) in complex with bis-oxime reactivator LG-1922

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-dimer

Ligands

2 x 01: 2-(hydroxyimino)-N-{2-[(3S)-1-(3-{[(2E)-2-(hydroxyimino)acetyl]amino}propyl)piperidin-3-yl]ethyl}acetamide

01.1: 10 residues within 4Å: Chain A: Y.75, Y.127, W.289, H.290, V.297, F.298, R.299, Y.340, F.341, Y.344 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:Y.75, A:W.289, A:W.289 Hydrogen bonds: A:Y.127, A:F.298, A:R.299, A:Y.340 Water bridges: A:S.296, A:R.299 pi-Cation interactions: A:W.289, A:W.289 01.5: 9 residues within 4Å: Chain B: Y.75, Y.127, W.289, H.290, V.297, F.298, Y.340, F.341, Y.344 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:Y.75, B:W.289, B:W.289, B:W.289 Hydrogen bonds: B:F.298, B:R.299 pi-Cation interactions: B:W.289, B:W.289

1 x NO3: NITRATE ION(Non-functional Binders)

NO3.2: 4 residues within 4Å: Chain A: D.336, E.399, W.445, G.447 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:E.399 Water bridges: A:K.335, A:K.335, A:D.336, A:E.399, A:V.448

4 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 6 residues within 4Å: Chain A: W.89, G.123, G.124, E.205, Y.340, H.450 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:E.205, A:Y.340 Water bridges: A:G.123, A:G.124, A:G.125 GOL.4: 8 residues within 4Å: Chain A: E.84, M.88, T.439, L.440, S.441, Y.452, E.455, Y.468 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:T.439, A:S.441, A:S.441, A:Y.468 Water bridges: A:E.84, A:T.439 GOL.6: 5 residues within 4Å: Chain B: W.89, G.124, E.205, Y.340, H.450 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:E.205, B:H.450 Water bridges: B:G.123, B:G.124, B:G.125 GOL.7: 9 residues within 4Å: Chain B: E.84, M.88, A.437, T.439, L.440, S.441, Y.452, E.455, Y.468 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:T.439, B:T.439, B:S.441, B:S.441 Water bridges: B:Y.468, B:Y.468, B:Y.468

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kolic, D. et al., Kinetic and structural evidence for specific DMSO interference with reversible binding of uncharged bis-oximes to hAChE and their reactivation kinetics of OP-hAChE. Chem.Biol.Interact. (2025)

Release Date

2025-07-30

Peptides

Acetylcholinesterase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Acetylcholinesterase

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