Phosphatidylinositol 3-Kinase Regulatory Subunit Beta

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

**Definition:** Phosphatidylinositol 3-kinase regulatory subunit beta (728 aa, ~82 kDa) is encoded by the human PIK3R2 gene. This protein is involved in the modulation of both tyrosine phosphorylation and signal transduction.

**Synonyms:** - PI3-Kinase Regulatory Subunit Beta - PI3-Kinase Subunit p85-Beta - PI3K Regulatory Subunit Beta - PIK3R2 - Phosphatidylinositol 3-Kinase 85 kDa Regulatory Subunit Beta - Phosphatidylinositol 3-Kinase, Regulatory Subunit, Polypeptide 2 - PtdIns-3-Kinase Regulatory Subunit Beta - PtdIns-3-Kinase Regulatory Subunit p85-Beta - p85-Beta