Some oncogenes, such as ErbB2(erb‐b2 receptor tyrosine kinase 2), PTEN(phosphatase and tensin homolog), and PI3KCA(phosphatidylinositol‐4,5‐bisphosphate 3‐kinase catalytic subunit alpha) stimulate tumor progression via phosphorylation of BCAR1.5 The gene discussed is PTEN; the disease is neoplasm.