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Literature summary extracted from

  • Chakrabarti, S.; Biswas, B.B.
    Metabolism of inositol phosphates. Part XIV. Evidence for the existence of a phosphoinositol kinase in chicken erythrocytes (1981), Indian J. Biochem. Biophys., 18, 398-401.
    View publication on PubMed

General Stability

EC Number General Stability Organism
2.7.1.151 2-mercaptoethanol or other -SH containing compounds protect the enzyme Gallus gallus

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.7.1.151 Mg2+ absolutely required for activity Gallus gallus

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.7.1.151 myo-inositol triphosphate + ATP Gallus gallus it appears that the enzyme utilizes inositol triphosphate as the initial substrate for the synthesis of higher myo-inositol polyphosphates myo-inositol tetrakisphosphate + ADP
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
2.7.1.151 Gallus gallus
-
 white leghorn chick
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.7.1.151 ammonuium sulfate, DEAE-cellulose Gallus gallus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.7.1.151 blood erythrocyte Gallus gallus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.7.1.151 0.0085
-
-
 Gallus gallus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.7.1.151 myo-inositol tetrakisphosphate + ATP
-
 Gallus gallus myo-inositol pentakisphosphate + ADP
-
 ?
2.7.1.151 myo-inositol triphosphate + ATP it appears that the enzyme utilizes inositol triphosphate as the initial substrate for the synthesis of higher myo-inositol polyphosphates Gallus gallus myo-inositol tetrakisphosphate + ADP
-
 ?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.7.1.151 8
-
-
 Gallus gallus

Cofactor

EC Number Cofactor Comment Organism Structure
2.7.1.151 ATP can be partly replaced by dATP and UTP Gallus gallus