SMTL ID : 7rb6.1

Low temperature structure of hAChE in complex with substrate analog 4K-TMA

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-dimer

Ligands

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

NWA.1: 12 residues within 4Å: Chain A: W.89, G.123, G.124, G.125, E.205, S.206, A.207, W.239, F.298, F.300, Y.340, H.450 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:W.239, 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.6: 12 residues within 4Å: Chain B: W.89, G.123, G.124, G.125, E.205, S.206, A.207, W.239, F.298, F.300, Y.340, H.450 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:W.239, 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

5 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 8 residues within 4Å: Chain A: E.84, M.88, T.439, L.440, S.441, Y.452, E.455, Y.468 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:T.439, A:T.439, A:S.441, A:S.441 Water bridges: A:E.84, A:E.84, A:R.466, A:Y.468 GOL.3: 5 residues within 4Å: Chain A: P.55, L.181, Q.184, W.185, E.188 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.184 Water bridges: A:K.56, A:E.188 GOL.4: 4 residues within 4Å: Chain A: Y.75, D.77, W.289, Y.344 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Y.75, A:D.77, A:D.77 GOL.7: 8 residues within 4Å: Chain B: E.84, M.88, T.439, L.440, S.441, Y.452, E.455, Y.468 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:T.439, B:S.441, B:S.441, B:Y.468 Water bridges: B:T.439 GOL.8: 4 residues within 4Å: Chain B: Y.75, Y.127, W.289, Y.344 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:Y.127 Water bridges: B:Y.127

2 x NO3: NITRATE ION(Non-functional Binders)

NO3.5: 4 residues within 4Å: Chain A: D.336, E.399, W.445, G.447 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:E.399 Water bridges: A:K.335, A:K.335, A:K.335, A:E.399, A:V.448 NO3.9: 4 residues within 4Å: Chain B: D.336, E.399, W.445, G.447 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:L.444 Water bridges: B:D.336, B:D.336, B:V.448

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
B

B
A

Acetylcholinesterase

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