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Literature summary for 2.7.2.1 extracted from

  • Fox, D.K.; Roseman, S.
    Isolation and characterization of homogeneous acetate kinase from Salmonella typhimurium and Escherichia coli (1986), J. Biol. Chem., 261, 13487-13497.
    View publication on PubMed

General Stability

General Stability Organism
destroyed by repeated freezing and thawing Salmonella enterica subsp. enterica serovar Typhimurium
destroyed by repeated freezing and thawing Escherichia coli

Inhibitors

Inhibitors Comment Organism Structure
Li+
-
Escherichia coli
Li+
-
Salmonella enterica subsp. enterica serovar Typhimurium
Na+
-
Escherichia coli
Na+
-
Salmonella enterica subsp. enterica serovar Typhimurium
propionic acid competitive inhibitor with respect to acetate Escherichia coli
propionic acid
-
Salmonella enterica subsp. enterica serovar Typhimurium

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.07
-
ATP
-
Salmonella enterica subsp. enterica serovar Typhimurium
0.07
-
ATP pH 7.9, 37°C Escherichia coli
0.16
-
acetyl phosphate
-
Salmonella enterica subsp. enterica serovar Typhimurium
0.16
-
acetyl phosphate pH 7.9, 37°C Escherichia coli
0.5
-
ADP pH 7.9, 37°C Salmonella enterica subsp. enterica serovar Typhimurium
0.5
-
ADP pH 7.9, 37°C Escherichia coli
0.78
-
ITP pH 7.9, 37°C Escherichia coli
0.94
-
ATP pH 7.9, 37°C Escherichia coli
1.1
-
GTP pH 7.9, 37°C Escherichia coli
7
-
acetate pH 7.9, 37°C Salmonella enterica subsp. enterica serovar Typhimurium
7
-
acetate pH 7.9, 37°C Escherichia coli

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
40000
-
2 * 40000, SDS-PAGE Escherichia coli
41200
-
2 * 41200, SDS-PAGE Salmonella enterica subsp. enterica serovar Typhimurium
68000
-
gel filtration Salmonella enterica subsp. enterica serovar Typhimurium
70000
-
gel filtration Escherichia coli

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ATP + acetate Salmonella enterica subsp. enterica serovar Typhimurium
-
ADP + acetyl phosphate
-
r
ATP + acetate Escherichia coli
-
ADP + acetyl phosphate
-
r

Organism

Organism UniProt Comment Textmining
Escherichia coli
-
K235, 1100 thi-
-
Salmonella enterica subsp. enterica serovar Typhimurium
-
LT2, wild-type
-

Purification (Commentary)

Purification (Comment) Organism
-
Salmonella enterica subsp. enterica serovar Typhimurium
partial Escherichia coli

Storage Stability

Storage Stability Organism
-20°C, relatively stable to storage when frozen, remains active for at least 1 year Escherichia coli

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + acetate
-
Salmonella enterica subsp. enterica serovar Typhimurium ADP + acetyl phosphate
-
r
ATP + acetate
-
Escherichia coli ADP + acetyl phosphate
-
r
GTP + acetate
-
Escherichia coli GDP + acetyl phosphate
-
r
ITP + acetate
-
Salmonella enterica subsp. enterica serovar Typhimurium IDP + acetyl phosphate
-
r
ITP + acetate
-
Escherichia coli IDP + acetyl phosphate
-
r
additional information neither propionic acid nor butyric acid are active as substrates Salmonella enterica subsp. enterica serovar Typhimurium ?
-
?
additional information neither propionic acid nor butyric acid are active as substrates Escherichia coli ?
-
?

Subunits

Subunits Comment Organism
dimer 2 * 40000, SDS-PAGE Escherichia coli
dimer 2 * 41200, SDS-PAGE Salmonella enterica subsp. enterica serovar Typhimurium

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
-
Salmonella enterica subsp. enterica serovar Typhimurium
7.5
-
-
Escherichia coli