(1) rBCL2@nucleus - arMIR34A - arMIR15A - arMIR16-1 - arMIR153* -> BCL2 (2) BECN1+BCL2 -> BCL2:BECN1 (3) BCL2 -t-> BCL2|unk@mitochondrial outer membrane (4) BCL2 -> BCL2 (5) BCL2 -> BCL2