>6R4R_1|Chains A, B, C, D, E, F, G|Phosphatidylinositol 3-kinase regulatory subunit alpha|Bos taurus (9913) GSMSAEGYQYRALYDYKKEREEDIDLHLGDILTVNKGSLVALGFSDGQEAKPEEIGWLNGYNETTGERGDFPGTYVEYIGRKKISP