SMTL ID : 7rb7.1

Room temperature structure of hAChE in complex with substrate analog 4K-TMA and MMB4 oxime

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-dimer

Ligands

2 x NWA: 4,4-DIHYDROXY-N,N,N-TRIMETHYLPENTAN-1-AMINIUM(Covalent)

NWA.1: 11 residues within 4Å: Chain A: W.89, G.123, G.124, G.125, E.205, S.206, A.207, F.298, F.300, Y.340, H.450 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:F.298, A:F.300 Hydrogen bonds: A:G.124, A:G.125, A:A.207 Salt bridges: A:E.205 pi-Cation interactions: A:W.89, A:W.89 NWA.3: 11 residues within 4Å: Chain B: W.89, G.123, G.124, G.125, E.205, S.206, A.207, F.298, F.300, Y.340, H.450 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:F.298, B:F.300 Hydrogen bonds: B:G.124, B:G.125, B:A.207 Salt bridges: B:E.205 pi-Cation interactions: B:W.89, B:W.89

2 x 3VI: 1,1'-methylenebis{4-[(E)-(hydroxyimino)methyl]pyridin-1-ium}(Non-covalent)

3VI.2: 4 residues within 4Å: Chain A: Y.75, Y.127, W.289, Y.344 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:Y.75 Hydrogen bonds: A:Y.127 pi-Stacking: A:W.289, A:W.289 3VI.4: 5 residues within 4Å: Chain B: Y.75, Y.127, W.289, F.341, Y.344 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:Y.344 Hydrogen bonds: B:Y.127 pi-Stacking: B:W.289

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gerlits, O. et al., Room temperature crystallography of human acetylcholinesterase bound to a substrate analogue 4K-TMA: Towards a neutron structure. Curr Res Struct Biol (2021)

Release Date

2021-09-22

Peptides

Acetylcholinesterase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Acetylcholinesterase

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