ISDA

Deposition Date 1996-02-13

Release Date 1996-04-03

Last Version Date 2024-11-13

Entry Detail

PDB ID:

1AMN

Keywords:

HYDROLASE (SERINE ESTERASE)

Title:

TRANSITION STATE ANALOG: ACETYLCHOLINESTERASE COMPLEXED WITH M-(N,N,N-TRIMETHYLAMMONIO)TRIFLUOROACETOPHENONE

Biological Source:

Source Organism:

Torpedo californica (Taxon ID: 7787)

Method Details:

Experimental Method:

X-RAY DIFFRACTION

Resolution:

2.80 Å

R-Value Free:

0.23

R-Value Work:

0.18

R-Value Observed:

0.18

Space Group:

P 31 2 1

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Macromolecular Entities

Protein Blast

Polymer Type:polypeptide(L)
Molecule:ACETYLCHOLINESTERASE
Gene (Uniprot):ache
Chain IDs:A
Chain Length:537
Number of Molecules:1
Biological Source:Torpedo californica

UniProt ID:P04058 Pfam ID:PF00135 EC:3.1.1.7

Ligand Molecules

NAF

SO4

Primary Citation

The X-ray structure of a transition state analog complex reveals the molecular origins of the catalytic power and substrate specificity of acetylcholinesterase.

Harel, M, Quinn, D.M, Nair, H.K, Silman, I, Sussman, J.L, Sussman, J.L, Harel, M, Frolow, F, Oefner, C, Goldman, A, Toker, L, Silman, I.Show

J.Am.Chem.Soc. 118 2340 2346 (1996)

Primary Citation of related structures