Phosphatidylinositol 4,5-Bisphosphate 3-Kinase Catalytic Subunit Beta Isoform

**Semantic type:** Amino Acid, Peptide, or Protein|Enzyme

**Definition:** Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit beta isoform (1070 aa, ~123 kDa) is encoded by the human PIK3CB gene. This protein is involved in both lipid modification and signaling.

**Synonyms:** - EC 2.7.1.153 - PI3-Kinase Subunit Beta - PI3-Kinase p110 Subunit Beta - PI3K - PI3K-Beta - PI3KBeta - PIK3-Beta - PIK3CB - Phosphatidylinositol 3-Kinase, Catalytic, 110-kD, Beta - Phosphatidylinositol 3-Kinase, Catalytic, Beta - Phosphatidylinositol 4,5-Bisphosphate 3-Kinase 110 kDa Catalytic Subunit Beta - Phosphatidylinositol-4,5-Bisphosphate 3-Kinase 110 kDa Catalytic Subunit Beta - Phosphatidylinositol-4,5-Bisphosphate 3-Kinase Catalytic Subunit, Beta Isoform - Phosphoinositide-3-Kinase Catalytic Beta Polypeptide - Phosphoinositide-3-Kinase, Catalytic, Beta Polypeptide - PtdIns-3-Kinase Subunit Beta - PtdIns-3-Kinase Subunit P110-Beta - PtdIns-3-Kinase p110 - p110-Beta