(1) E2F1_alone@cell --> gcyclin A2* (2) E2F6@nucleus -?> gcyclin A2* (3) E2F2_alone@cell --> gcyclin A2* (4) E2F3_alone@cell --> gcyclin A2* (5) E2F4@nucleus --| gcyclin A2* (6) E2F8@nucleus --| gcyclin A2*