. . . . . . . . . . . . . . . . . . . . "p85b_mouse"^^ . "Phosphatidylinositol 3-kinase 85 kDa regulatory subunit beta"^^ . "Pik3r2"^^ . . . . . . . . . . . . . . . "Phosphatidylinositol 3-kinase regulatory subunit beta"^^ .