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Literature summary for 2.7.2.1 extracted from

  • Vigenschow, H.; Schwarm, H.M.; Knobloch, K.
    Purification and properties of an acetate kinase from Rhodopseudomonas palustris (1986), Biol. Chem. Hoppe-Seyler, 367, 951-956.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0026
-
acetyl phosphate carried out at various temperatures Rhodopseudomonas palustris
0.087
-
ADP carried out at various temperatures Rhodopseudomonas palustris
1.1
-
ATP carried out at various temperatures Rhodopseudomonas palustris
1.3
-
UTP carried out at various temperatures Rhodopseudomonas palustris
1.9
-
CTP carried out at various temperatures Rhodopseudomonas palustris
3.7
-
ITP carried out at various temperatures Rhodopseudomonas palustris
5.7
-
GTP carried out at various temperatures Rhodopseudomonas palustris
40
-
acetate carried out at various temperatures Rhodopseudomonas palustris
150
-
propionate carried out at various temperatures Rhodopseudomonas palustris
200
-
Butyrate carried out at various temperatures Rhodopseudomonas palustris
420
-
isobuytyrate carried out at various temperatures Rhodopseudomonas palustris

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ absolute requirement Rhodopseudomonas palustris
Mn2+
-
Rhodopseudomonas palustris

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
45000
-
1 * 45000, SDS-PAGE Rhodopseudomonas palustris
46500
-
gel filtration Rhodopseudomonas palustris
47000
-
gel filtration Rhodopseudomonas palustris
48000
-
gel filtration Rhodopseudomonas palustris

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ATP + acetate Rhodopseudomonas palustris
-
ADP + acetyl phosphate
-
r

Organism

Organism UniProt Comment Textmining
Rhodopseudomonas palustris
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Rhodopseudomonas palustris

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.16
-
-
Rhodopseudomonas palustris

Storage Stability

Storage Stability Organism
-24°C, can be stored for several months with only a negligible loss in activity Rhodopseudomonas palustris
0-4°C, can be stored for some days with only a negligible loss in activity Rhodopseudomonas palustris

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + acetate
-
Rhodopseudomonas palustris ADP + acetyl phosphate
-
r
ATP + butyrate
-
Rhodopseudomonas palustris ADP + butyryl phosphate
-
r
ATP + isobutyrate
-
Rhodopseudomonas palustris ADP + isobutyryl phosphate
-
r
ATP + propionate
-
Rhodopseudomonas palustris ADP + propionyl phosphate
-
r
CTP + acetate
-
Rhodopseudomonas palustris CDP + acetyl phosphate
-
?
GTP + acetate
-
Rhodopseudomonas palustris GDP + acetyl phosphate
-
?
ITP + acetate
-
Rhodopseudomonas palustris IDP + acetyl phosphate
-
?
UTP + acetate
-
Rhodopseudomonas palustris UDP + acetyl phosphate
-
?

Subunits

Subunits Comment Organism
monomer 1 * 45000, SDS-PAGE Rhodopseudomonas palustris

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
10 min incubation causes a loss in activity of 50% Rhodopseudomonas palustris

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.5 7.1
-
Rhodopseudomonas palustris

pI Value

Organism Comment pI Value Maximum pI Value
Rhodopseudomonas palustris
-
-
4.9