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Literature summary extracted from

  • Li, Y.S.; Porter, F.D.; Hoffman, R.M.; Deuel, T.F.
    Separation and identification of two phosphatidylinositol 4-kinase activities in bovine uterus (1989), Biochem. Biophys. Res. Commun., 160, 202-209.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
2.7.1.67 Triton X-100 enzyme type I is stimulated at low concentrations, enzyme type II is stimulated by concentrations of Triton up to 1% Bos taurus

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.7.1.67 adenosine enzyme type I is resistant, enzyme type II is inhibited Bos taurus
2.7.1.67 Mn2+ above 0.5 mM Bos taurus
2.7.1.67 Triton X-100 enzyme type I is inhibited at concentrations above 0.2% Bos taurus

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.7.1.67 0.018
-
ATP pH 8.3, enzyme type II Bos taurus
2.7.1.67 0.25
-
ATP pH 8.3, enzyme type I Bos taurus

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.7.1.67 Mg2+ divalent cation required, maximal activity at 5-10 mM Bos taurus
2.7.1.67 Mn2+ optimal concentration for enzyme type I is 1-20 mM, optimal activity for enzyme type II is 0.5 mM Bos taurus

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.7.1.67 80000
-
enzyme type II, gel filtration Bos taurus
2.7.1.67 200000
-
enzyme type I, gel filtration Bos taurus

Organism

EC Number Organism UniProt Comment Textmining
2.7.1.67 Bos taurus
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.7.1.67 phosphatidylinositol 4-kinase type I and type II Bos taurus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.7.1.67 uterus
-
Bos taurus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.7.1.67 ATP + 1-phosphatidyl-1D-myo-inositol
-
Bos taurus ADP + 1-phosphatidyl-1D-myo-inositol 4-phosphate
-
?

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
2.7.1.67 7 8 optimal stability of enzyme type I and type II Bos taurus