SMTL ID : 8d8x.1

Crystal structure of ChoE in complex with acetate and thiocholine (crystal form 2)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.36 Å

Oligo State

monomer

Ligands

1 x ACT: ACETATE ION(Non-functional Binders)

ACT.1: 10 residues within 4Å: Chain A: D.17, S.18, Y.19, G.77, G.78, A.126, N.127, H.268 Ligands: ETM.2, ETM.6 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:Y.19, A:A.126 Hydrogen bonds: A:S.18, A:S.18, A:G.78, A:N.127 Salt bridges: A:H.268

2 x ETM: 2-(TRIMETHYLAMMONIUM)ETHYL THIOL(Non-covalent)

ETM.2: 8 residues within 4Å: Chain A: Y.86, Y.87, N.127, F.130, W.267, H.268 Ligands: ACT.1, ETM.6 2 PLIP interactions: 2 interactions with chain A pi-Cation interactions: A:Y.86, A:W.267 ETM.6: 11 residues within 4Å: Chain A: S.18, W.53, G.78, Y.86, Y.87, N.127, F.130, W.267, H.268 Ligands: ACT.1, ETM.2 2 PLIP interactions: 2 interactions with chain A pi-Cation interactions: A:Y.86, A:W.267

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 7 residues within 4Å: Chain A: F.130, E.133, D.134, A.180, V.181, R.186, W.267 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.134, A:W.267 Water bridges: A:R.186

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 1 residues within 4Å: Chain A: Q.26 Ligand excluded by PLIP

1 x P6G: HEXAETHYLENE GLYCOL(Non-functional Binders)

P6G.5: 4 residues within 4Å: Chain A: E.46, Y.48, W.49, N.55 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.46

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pham, V.D. et al., Crystal structures of bacterial acetylcholinesterase ChoE provide insights into the plasticity of catalytic Ser in regulating the active site geometry and the functional state of the SGNH hydrolases. To be published

Release Date

2023-06-14

Peptides

ChoE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

ChoE

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