(1) CDK4:cyclin D1*_Thr286_pho@cell -> cyclin D1*_Thr286_pho@cell+CDK4@cell (2) CDK6:cyclin D1*_Thr286_pho@cell -> cyclin D1*_Thr286_pho@cell+CDK6@cell (3) cyclin D1*_Thr286_pho@cell ->