SMTL ID : 6wv1.1

Crystal Structure of Recombinant Human Acetylcholinesterase In Complex with GB and HI-6

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.37 Å

Oligo State

homo-dimer

Ligands

2 x NAG- NAG- FUC: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-FUC.1: 6 residues within 4Å: Chain A: A.342, P.343, G.344, F.345, S.346, N.349 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:S.346, A:G.344 NAG-NAG-FUC.7: 4 residues within 4Å: Chain B: P.343, G.344, S.346, N.349 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:S.346, B:G.344

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

NAG.2: 2 residues within 4Å: Chain A: N.264, T.266 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.264, A:T.266 Water bridges: A:E.267 NAG.4: 2 residues within 4Å: Chain A: S.461, N.463 No protein-ligand interaction detected (PLIP)

1 x 7PE: 2-(2-(2-(2-(2-(2-ETHOXYETHOXY)ETHOXY)ETHOXY)ETHOXY)ETHOXY)ETHANOL(Non-functional Binders)

7PE.3: 6 residues within 4Å: Chain A: G.162, M.240, D.303, G.304, D.305, S.308 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.303 Water bridges: A:G.162

2 x UCJ: propan-2-yl hydrogen (S)-methylphosphonate(Covalent)

UCJ.5: 8 residues within 4Å: Chain A: G.119, G.120, G.121, S.202, A.203, W.235, F.294, H.446 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:G.120, A:G.121, A:A.203 UCJ.8: 9 residues within 4Å: Chain B: G.119, G.120, G.121, S.202, A.203, F.294, F.296, F.337, H.446 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:G.120, B:G.121, B:A.203

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

HI6.6: 10 residues within 4Å: Chain A: Y.71, D.73, Y.123, V.281, E.284, W.285, V.293, F.294, Y.336, Y.340 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:Y.71, A:Y.123, A:W.285, A:Y.336 Hydrogen bonds: A:V.281, A:W.285, A:F.294 Water bridges: A:Y.71, A:S.292, A:R.295 pi-Stacking: A:Y.71, A:W.285, A:W.285, A:Y.340 HI6.9: 13 residues within 4Å: Chain B: Y.71, D.73, Y.123, E.284, W.285, V.293, F.294, R.295, F.296, S.297, Y.336, F.337, Y.340 13 PLIP interactions: 13 interactions with chain B Hydrophobic interactions: B:W.285, B:W.285, B:W.285, B:Y.336, B:F.337 Hydrogen bonds: B:Y.123, B:E.284, B:F.294, B:S.297 Water bridges: B:W.285, B:R.295 pi-Stacking: B:Y.123, B:Y.340

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

McGuire, J.R. et al., Structural and Biochemical Insights into the Inhibition of Human Acetylcholinesterase by G-Series Nerve Agents and Subsequent Reactivation by HI-6. Chem.Res.Toxicol. (2021)

Release Date

2021-02-17

Peptides

Acetylcholinesterase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Acetylcholinesterase

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