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- Table of Contents
Facts about Phosphatidylinositol 4-phosphate 3-kinase C2 domain-containing subunit beta.
Phosphorylates PtdIns and PtdIns4P with a preference for PtdIns.
Does not phosphorylate PtdIns(4,5)P2.May be involved in EGF and PDGF signaling cascades. .
Human | |
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Gene Name: | PIK3C2B |
Uniprot: | O00750 |
Entrez: | 5287 |
Belongs to: |
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PI3/PI4-kinase family |
C2-PI3K; C2-PI3KDKFZp686G16234; EC 2.7.1; EC 2.7.1.154; phosphatidylinositol 3-kinase C2 domain-containing beta polypeptide; phosphatidylinositol-4-phosphate 3-kinase C2 domain-containing subunit beta; Phosphoinositide 3-kinase-C2-beta; phosphoinositide-3-kinase, class 2, beta polypeptide; PI 3Kinase C2 beta; PI 3-Kinase C2 beta; PI3K-C2beta; PI3K-C2-beta; PIK3C2B; PTDINS-3-kinase C2 beta; PtdIns-3-kinase C2 subunit beta
Mass (kDA):
184.768 kDA
Human | |
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Location: | 1q32.1 |
Sequence: | 1; NC_000001.11 (204422633..204494815, complement) |
Expressed in columnar and transitional epithelia, mononuclear cells, and ganglion cells (at protein level). Widely expressed, with highest levels in thymus and placenta and lowest in peripheral blood, skeletal muscle and kidney.
Microsome. Cell membrane. Cytoplasm, cytosol. Nucleus. Endoplasmic reticulum. Found mostly in the microsome, but also in the plasma membrane and cytosol. Nuclear in testis.
PMID: 9144573 by Brown R.A., et al. Identification and cDNA cloning of a novel mammalian C2 domain- containing phosphoinositide 3-kinase, HsC2-PI3K.
PMID: 9830063 by Arcaro A., et al. Human phosphoinositide 3-kinase C2beta, the role of calcium and the C2 domain in enzyme activity.