IUBMB Enzyme Nomenclature


Accepted name: inositol 3-kinase

Reaction: ATP + myo-inositol = ADP + 1D-myo-inositol 3-phosphate

Other name(s): inositol-1-kinase (phosphorylating); myoinositol kinase; myo-inositol 1-kinase

Systematic name: ATP:myo-inositol 1-phosphotransferase

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, CAS registry number: 37278-07-2


1. English, P.D., Dietz, M. and Albersheim, P. Myoinositol kinase: partial purification and identification of product. Science 151 (1966) 198-199.

2. Loewus, M.W., Sasaki, K., Leavitt, A.C., Muscell, L., Sherman, W.R. and Loewus, F.A. Enantiomeric form of myo-inositol-1-phosphate produced by myo-inositol-1-phosphate synthase and myoinositol kinase in higher-plants. Plant Physiol. 70 (1982) 1661-1663.

3.Stephens, L.R., Kay, R.R. and Irvine, R.F. A myo-inositol D-3 hydroxykinase activity in Dictyostelium. Biochem. J. 272 (1990) 201-210. [PMID: 2176081]

[EC created 1972, modified 2001]

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