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Literature summary extracted from

  • Adams, C.A.; Nicholas, D.J.D.
    Adenosine 5-pyrophosphate sulphurylase in bakers yeast (1972), Biochem. J., 128, 647-654.
    View publication on PubMedView publication on EuropePMC

General Stability

EC Number General Stability Organism
2.7.7.5 very heat labile Saccharomyces cerevisiae

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.7.7.5 adenosine 5'-phosphosulfate substrate inhibition above 1 mM Saccharomyces cerevisiae
2.7.7.5 arsenate
-
Saccharomyces cerevisiae
2.7.7.5 N-ethylmaleimide
-
Saccharomyces cerevisiae
2.7.7.5 p-chloromercuribenzoate very potent inhibitor, partially reversible by thiol-containing reagents Saccharomyces cerevisiae
2.7.7.5 phosphate substrate inhibition above 20 mM Saccharomyces cerevisiae

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.7.7.5 Co2+ strong inhibition Saccharomyces cerevisiae
2.7.7.5 Cu2+ strong inhibition Saccharomyces cerevisiae
2.7.7.5 Mg2+ strong inhibition Saccharomyces cerevisiae
2.7.7.5 Mn2+ strong inhibition Saccharomyces cerevisiae

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.7.7.5 phosphate + adenosine 5'-phosphosulfate Saccharomyces cerevisiae role in production of sulfated and reduced sulfur compounds postulated ADP + SO42-
-
?

Organism

EC Number Organism UniProt Comment Textmining
2.7.7.5 Saccharomyces cerevisiae
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.7.7.5 partial Saccharomyces cerevisiae

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.7.7.5 0.03
-
purified enzyme, 30°C, pH 7.5 Saccharomyces cerevisiae

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.7.7.5 ADP + phosphate
-
Saccharomyces cerevisiae phosphate + ADP
-
?
2.7.7.5 additional information no activity with AMP, ATP or diphosphate Saccharomyces cerevisiae ?
-
?
2.7.7.5 phosphate + adenosine 5'-phosphosulfate
-
Saccharomyces cerevisiae ADP + SO42-
-
?
2.7.7.5 phosphate + adenosine 5'-phosphosulfate role in production of sulfated and reduced sulfur compounds postulated Saccharomyces cerevisiae ADP + SO42-
-
?

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
2.7.7.5 30
-
fairly stable for 20 min Saccharomyces cerevisiae
2.7.7.5 40
-
rapid inactivation Saccharomyces cerevisiae

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.7.7.5 6.5 8
-
Saccharomyces cerevisiae

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
2.7.7.5 6 8 rapid loss of activity below pH 6 or above pH 8 Saccharomyces cerevisiae