SMTL ID : 3zlv.2 (1 other biounit)

Crystal structure of mouse acetylcholinesterase in complex with tabun and HI-6

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

monomer

Ligands

1 x HI6: 4-(AMINOCARBONYL)-1-[({2-[(E)-(HYDROXYIMINO)METHYL]PYRIDINIUM-1-YL}METHOXY)METHYL]PYRIDINIUM(Non-covalent)

HI6.1: 8 residues within 4Å: Chain A: Y.72, Y.124, E.285, W.286, R.296, F.297, S.298, Y.341 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:F.297 Hydrogen bonds: A:E.285, A:E.285, A:S.298 Water bridges: A:F.299 pi-Stacking: A:Y.124, A:W.286, A:W.286

2 x 1KA: (2-hydroxyethoxy)acetaldehyde(Non-covalent)

1KA.2: 4 residues within 4Å: Chain A: D.304, G.305, S.309, D.310 No protein-ligand interaction detected (PLIP) 1KA.4: 5 residues within 4Å: Chain A: H.381, T.383, D.384, T.528 Ligands: PE4.3 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:T.528, A:T.528

1 x PE4: 2-{2-[2-(2-{2-[2-(2-ETHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHOXY)-ETHOXY]-ETHOXY}-ETHANOL(Non-functional Binders)

PE4.3: 8 residues within 4Å: Chain A: A.377, L.380, H.381, Q.527, T.528, F.531, F.535 Ligands: 1KA.4 3 PLIP interactions: 3 interactions with chain A Water bridges: A:H.381, A:H.381, A:Q.527

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Artursson, E. et al., Catalytic-Site Conformational Equilibrium in Nerve-Agent Adducts of Acetylcholinesterase; Possible Implications for the Hi-6 Antidote Substrate Specificity. Biochem.Pharmacol. (2013)

Release Date

2013-03-27

Peptides

ACETYLCHOLINESTERASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

ACETYLCHOLINESTERASE

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