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Literature summary for 2.3.1.8 extracted from

  • Brinsmade, S.R.; Escalante-Semerena, J.C.
    The eutD gene of Salmonella enterica encodes a protein with phosphotransacetylase enzyme activity (2004), J. Bacteriol., 186, 1890-1892.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
expressed as His-tag fusion protein in Escherichia coli BL21(lambdaDE3) Salmonella enterica

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.046
-
CoA 30°C Salmonella enterica
0.129
-
acetyl phosphate 30°C Salmonella enterica

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
acetyl-CoA + phosphate Salmonella enterica enables growth on acetate as carbon and energy source, required for ethanolamine catabolism CoA + acetyl phosphate
-
r

Organism

Organism UniProt Comment Textmining
Salmonella enterica
-
serovar typhimurium LT2
-

Purification (Commentary)

Purification (Comment) Organism
recombinant protein using His-tag Salmonella enterica

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
acetyl-CoA + phosphate
-
Salmonella enterica CoA + acetyl phosphate
-
r
acetyl-CoA + phosphate enables growth on acetate as carbon and energy source, required for ethanolamine catabolism Salmonella enterica CoA + acetyl phosphate
-
r

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
25
-
50% loss of activity within 5 min Salmonella enterica
45
-
90% loss of activity within 5 min Salmonella enterica

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
1927
-
acetyl phosphate 30°C, calculated per monomer Salmonella enterica

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.2
-
-
Salmonella enterica

pH Range

pH Minimum pH Maximum Comment Organism
6.5 7.8 90% loss of activity at pH 6.5, 25% loss of activity at pH 7.8 Salmonella enterica