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Literature summary for 3.1.3.47 extracted from

  • Hegardt G.; Gil G.; Calvet E.
    Inactivation of rat liver HMG-CoA reductase phosphatases by polycarboxylic acids (1983), J. Lipid Res., 24, 821-830.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
3-hydroxy-3-methylglutarate
-
Rattus norvegicus
citrate
-
Rattus norvegicus
diphosphate
-
Rattus norvegicus
Maleate
-
Rattus norvegicus
malonate
-
Rattus norvegicus
oxalate
-
Rattus norvegicus
phosphate
-
Rattus norvegicus

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ activation, inactivation by chelators of divalent cations, metal bound at the catalytic site Rattus norvegicus
Mn2+ activation, inactivation by chelators of divalent cations, metal bound at the catalytic site Rattus norvegicus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
310000
-
cytosolic isoenzyme IIa, gel chromatography Rattus norvegicus
480000
-
cytosolic isoenzyme Ia, gel chromatography Rattus norvegicus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
[hydroxymethylglutaryl-CoA reductase (NADPH)] phosphate + H2O Rattus norvegicus
-
?
-
?

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
liver 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
310 315 no comments on grade of purification, native cytosolic isoenzyme Ia Rattus norvegicus
670 710 no comments on grade of purification, native cytosolic isoenzyme IIa Rattus norvegicus
21480
-
purification 4500fold, catalytic subunit of ~35000 Da after ethanol treatment Rattus norvegicus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
glycogen synthase phosphate + H2O
-
Rattus norvegicus glycogen synthase + phosphate
-
?
phosphorylase a phosphate + H2O
-
Rattus norvegicus phosphorylase a + phosphate
-
?
[hydroxymethylglutaryl-CoA reductase (NADPH)] phosphate + H2O
-
Rattus norvegicus [hydroxymethylglutaryl-CoA reductase (NADPH)] + phosphate
-
?
[hydroxymethylglutaryl-CoA reductase (NADPH)] phosphate + H2O
-
Rattus norvegicus ?
-
?