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

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

Coordinates

PDB Format Compare

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: 7 residues within 4Å: Chain A: Y.124, E.285, W.286, R.296, F.297, S.298, Y.341 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:F.297 Hydrogen bonds: A:Y.124, A:E.285, A:S.298 Water bridges: A:E.285, A:F.299, A:F.299 pi-Stacking: A:Y.124, A:W.286, A:W.286

1 x CO3: CARBONATE ION(Non-functional Binders)

CO3.2: 2 residues within 4Å: Chain A: W.286, H.287 2 PLIP interactions: 2 interactions with chain A Water bridges: A:W.286, A:S.293

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

1KA.3: 4 residues within 4Å: Chain A: H.381, Y.382, T.383, H.393 No protein-ligand interaction detected (PLIP) 1KA.4: 4 residues within 4Å: Chain A: V.303, D.304, G.305, S.309 No protein-ligand interaction detected (PLIP) 1KA.5: 3 residues within 4Å: Chain A: E.243, R.246, P.290 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.246

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
A

ACETYLCHOLINESTERASE

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