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Literature summary for 2.7.7.4 extracted from

  • Yu, M.; Martin, R.L.; Jain, S.; Chen, L.J.; Segel, I.H.
    Rat liver ATP-sulfurylase: purification, kinetic characterization, and interaction with arsenate, selenate, phosphate, and other inorganic oxyanions (1989), Arch. Biochem. Biophys., 269, 156-174.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
ClO3- competitive with SO42- and apparently uncompetitive with respect to MgATP2- Rattus norvegicus
ClO4- competitive with SO42- and apparently uncompetitive with respect to MgATP2- Rattus norvegicus
diphosphate mixed-type inhibitor with respect to both MgATP2- and MoO42- Rattus norvegicus
FSO3- competitive with SO42- and apparently uncompetitive with respect to MgATP2- Rattus norvegicus
NO3- competitive with SO42- and apparently uncompetitive with respect to MgATP2- Rattus norvegicus
S2O32- noncompetitive mixed-type inhibition with respect to MgATP2- Rattus norvegicus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.012
-
ATP 30°C, pH 8.0, reaction with CrO42- Rattus norvegicus
0.012
-
ATP ATP in form of MgATP2- Rattus norvegicus
0.019
-
ATP 30°C, pH 8.0, reaction with SeO42- Rattus norvegicus
0.019
-
ATP ATP in form of MgATP2- Rattus norvegicus
0.1
-
SeO42- 30°C, pH 8.0 Rattus norvegicus
0.12
-
CrO42- 30°C, pH 8.0 Rattus norvegicus
0.13
-
ATP 30°C, pH 8.0, reaction with MoO42- Rattus norvegicus
0.13
-
ATP ATP in form of MgATP2- Rattus norvegicus
0.18
-
SO42- 30°C, pH 8.0 Rattus norvegicus
0.21
-
ATP 30°C, pH 8.0, reaction with SO42- Rattus norvegicus
0.21
-
ATP ATP in form of MgATP2- Rattus norvegicus
0.24
-
MoO42- 30°C, pH 8.0 Rattus norvegicus
0.27
-
ATP 30°C, pH 8.0, reaction with WO42- Rattus norvegicus
0.27
-
ATP ATP in form of MgATP2- Rattus norvegicus
0.47
-
WO42- 30°C, pH 8.0 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
62000
-
2 * 62000, SDS-PAGE Rattus norvegicus
122000
-
gel filtration Rattus norvegicus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ATP + sulfate Rattus norvegicus first enzyme of the two-step sulfate activation sequence diphosphate + adenylylsulfate
-
r

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
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
14.2
-
-
Rattus norvegicus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + chromate
-
Rattus norvegicus diphosphate + adenylyl chromate
-
r
ATP + CrO42-
-
Rattus norvegicus AMP + adenylyl-chromate followed by nonenzymatic reaction of adenylylmolybdate with H2O to AMP and molybdate ?
ATP + molybdate
-
Rattus norvegicus diphosphate + adenylyl molybdate
-
r
ATP + MoO42-
-
Rattus norvegicus AMP + adenylylmolybdate
-
?
ATP + selenate
-
Rattus norvegicus diphosphate + adenylyl selenate
-
r
ATP + SeO42- 20% of the activity with SO42- Rattus norvegicus AMP + adenylylselenate reaction is followed by nonenzymatic reaction of adenylylselenate with H2O to AMP and SeO42- ?
ATP + sulfate
-
Rattus norvegicus diphosphate + adenylylsulfate
-
r
ATP + sulfate first enzyme of the two-step sulfate activation sequence Rattus norvegicus diphosphate + adenylylsulfate
-
r
ATP + sulfate
-
Rattus norvegicus diphosphate + adenylyl sulfate
-
r
ATP + tungstate
-
Rattus norvegicus diphosphate + adenylyl tungstate
-
r
ATP + WO42-
-
Rattus norvegicus AMP + adenylyl-wolframate followed by nonenzymatic reaction of adenylyl-WO42- with H2O to AMP and WO42- ?

Subunits

Subunits Comment Organism
dimer 2 * 62000, SDS-PAGE Rattus norvegicus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7 9 Tris-MES buffer Rattus norvegicus

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.001
-
diphosphate pH 8.0, 30°C, at 20 mM SO42- and 5 mM excess Mg2+ Rattus norvegicus
0.033
-
ClO3- pH 8.0, 30°C Rattus norvegicus
0.28
-
ClO4- pH 8.0, 30°C Rattus norvegicus
0.5
-
FSO3- pH 8.0, 30°C Rattus norvegicus
1.13
-
S2O32- pH 8.0, 30°C Rattus norvegicus
1.2
-
NO3- pH 8.0, 30°C Rattus norvegicus