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Literature summary for 3.1.1.8 extracted from

  • Main, A.R.; Tarkan, E.; Aull, J.L.; Soucie, W.G.
    Purification of horse serum cholinesterase by preparative polyacrylamide gel electrophoresis (1972), J. Biol. Chem., 247, 566-571.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.29
-
Butyrylcholine
-
Equus caballus
0.53
-
acetylthiocholine
-
Equus caballus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
77300
-
4 * 77300, SDS-PAGE Equus caballus
315000
-
gel filtration Equus caballus

Organism

Organism UniProt Comment Textmining
Equus caballus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Equus caballus

Source Tissue

Source Tissue Comment Organism Textmining
serum
-
Equus caballus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Equus caballus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
acetylthiocholine + H2O
-
Equus caballus acetate + thiocholine
-
?
butyrylcholine + H2O
-
Equus caballus butanoate + choline
-
?

Subunits

Subunits Comment Organism
tetramer 4 * 77300, SDS-PAGE Equus caballus

Synonyms

Synonyms Comment Organism
acylcholine acyl-hydrolase
-
Equus caballus

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
1020
-
acetylthiocholine 25°C, pH 8.1 Equus caballus
2850
-
Butyrylcholine 25°C, pH 7.6 Equus caballus