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Literature summary for 6.2.1.1 extracted from

  • Bräsen, C.; Schonheit, P.
    AMP-forming acetyl-CoA synthetase from the extremely halophilic archaeon Haloarcula marismortui: purification, identification and expression of the encoding gene, and phylogenetic affiliation (2005), Extremophiles, 9, 355-365.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
overexpression in Escherichia coli Haloarcula marismortui

Metals/Ions

Metals/Ions Comment Organism Structure
KCl optimal activity at 1-1.5 M Haloarcula marismortui
Mg2+ optimal concentration: 5 mM in presence of 1.25 mM NaCl Haloarcula marismortui

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
72000
-
gel filtration Haloarcula marismortui
89000
-
1 * 89000, SDS-PAGE Haloarcula marismortui

Organism

Organism UniProt Comment Textmining
Haloarcula marismortui
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Haloarcula marismortui

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
13.4
-
formation of acetyl-CoA Haloarcula marismortui

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + acetate + CoA
-
Haloarcula marismortui AMP + diphosphate + acetyl-CoA
-
r
ATP + propanoate + CoA 30% of the activity with acetate Haloarcula marismortui AMP + diphosphate + propanoyl-CoA
-
?

Subunits

Subunits Comment Organism
monomer 1 * 89000, SDS-PAGE Haloarcula marismortui

Synonyms

Synonyms Comment Organism
AMP-forming acetyl-CoA synthetase
-
Haloarcula marismortui

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
41
-
-
Haloarcula marismortui

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
-
Haloarcula marismortui

pH Range

pH Minimum pH Maximum Comment Organism
6.5 8.5 30-40% of maximal activity at pH 6.5 and 8.5 Haloarcula marismortui