III. To analyze select phosphorylated proteins (ERK, AKT, mTOR, 4EBP1, glycogen synthase kinase 3-beta [GSK3beta], ribosomal protein S6 kinase, 70kDa, polypeptide 2 [p70S6K], rS6) from tumor biopsies obtained at baseline and after treatment with MLN0128 from endometrial and ovarian cancer patients enrolled in stage 2.