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Literature summary for 2.7.1.25 extracted from

  • Hommes, F.A.; Moss, L.; Touchton, J.
    Purification and some properties of liver adenylylsulfate kinase (1987), Biochim. Biophys. Acta, 924, 270-275.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
dithiothreitol activation Rattus norvegicus

General Stability

General Stability Organism
stable to ammonium sulfate precipitation Rattus norvegicus

Inhibitors

Inhibitors Comment Organism Structure
adenosine 5'-phosphosulfate potent substrate inhibition, ATP reverses Rattus norvegicus
iodoacetamide strong inhibition, dithiothreitol partially protects Rattus norvegicus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information kinetic study Rattus norvegicus

Localization

Localization Comment Organism GeneOntology No. Textmining
cytosol
-
Rattus norvegicus 5829
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
14500
-
4 * 14500, SDS-PAGE Rattus norvegicus
58000
-
gel filtration Rattus norvegicus

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
alumina C-gamma gel, ammonium sulfate, hydroxyapatite, Cellex CM, unstable upon column chromatography Rattus norvegicus

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Rattus norvegicus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
52.5
-
-
Rattus norvegicus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + adenosine 5-phosphosulfate i.e. adenylylsulfate or APS Rattus norvegicus ADP + 3'-phosphoadenosine 5'-phosphosulfate i.e. 3'-phosphoadenylylsulfate or PAPS, via a phosphorylated enzyme intermediate r

Subunits

Subunits Comment Organism
tetramer 4 * 14500, SDS-PAGE Rattus norvegicus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5
-
-
Rattus norvegicus

pH Range

pH Minimum pH Maximum Comment Organism
7.5 9 approx. half-maximal activity at pH 7.5, approx. 80% of maximal activity at pH 9.0 Rattus norvegicus