| Literature DB >> 16123124 |
Adam C Resnick1, Adele M Snowman, Bingnan N Kang, K Joseph Hurt, Solomon H Snyder, Adolfo Saiardi.
Abstract
Phosphatidylinositol 3,4,5-trisphosphate is a major intracellular messenger molecule thought to be formed almost exclusively by cytosolic, wortmannin-inhibited phosphoinositide 3-kinase family members. Inositol polyphosphate multikinase was identified as an enzyme that generates a series of water-soluble inositol phosphates. We now report the robust, physiologic, and evolutionarily conserved phosphoinositide 3-kinase activity of inositol polyphosphate multikinase, which is localized to nuclei and unaffected by wortmannin. In yeast, this inositol lipid kinase activity physiologically regulates transcription.Entities:
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Year: 2005 PMID: 16123124 PMCID: PMC1200306 DOI: 10.1073/pnas.0506184102
Source DB: PubMed Journal: Proc Natl Acad Sci U S A ISSN: 0027-8424 Impact factor: 11.205