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2.7.1.151: inositol-polyphosphate multikinase

This is an abbreviated version!
For detailed information about inositol-polyphosphate multikinase, go to the full flat file.

Word Map on EC 2.7.1.151

Reaction

ATP
+
1D-myo-inositol 1,4,5,6-tetrakisphosphate
=
ADP
+
1D-myo-inositol 1,3,4,5,6-pentakisphosphate

Synonyms

1,3,4,6-tetrakisphosphate 5-kinase, 5-kinase, Arg82, ArgRIII, ARGSIII, AtIpk2a, AtIpk2b, AtIpk2beta, HsIPMK, Impk, inositol 1,4,5-trisphosphate 3-kinase, inositol phosphate multikinase, inositol phosphate multikinase 2, inositol polyphosphate 6-/3-kinase, inositol polyphosphate kinase, inositol polyphosphate multikinase, Ins(1,4,5)P3 3-kinase, InsP4 5-kinase, IP3 3-kinase, IP3/IP4 6-/3-kinase, IP3K, IPK, Ipk2, Ipk2/Impk/IP3K, Ipk2a, Ipk2beta/IP3K, IPKII, IPMK, ITPK1, Kcs1, Kcs1p, More, phosphoinositol kinase, PI3K, StIPMK

ECTree

     2 Transferases
         2.7 Transferring phosphorus-containing groups
             2.7.1 Phosphotransferases with an alcohol group as acceptor
                2.7.1.151 inositol-polyphosphate multikinase

Specific Activity

Specific Activity on EC 2.7.1.151 - inositol-polyphosphate multikinase

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SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0.0085
-
-
0.37
-
substrate inositol monophosphate
0.45
purified recombinant enzyme, 1D-myo-inositol 1,3,4,5,6-pentakisphosphate formation from 1D-myo-inositol 1,4,5-trisphosphate, 0.5 mM ATP
0.49
-
substrate inositol diphosphate
0.5
-
partially purified enzyme
0.7
-
partially purified enzyme
1.84
-
substrate inositol triphosphate
1.92
-
substrate inositol tetrakisphosphate
2.5
-
recombinant wild-type enzyme, substrate 1D-myo-inositol 1,4,5-trisphosphate
3.08
-
substrate inositol pentakisphosphate
5.5
-
recombinant deletion mutant enzyme, substrate 1D-myo-inositol 1,4,5-trisphosphate
additional information