(1) CASP7 - cleaved~CASP9 -> cleaved~CASP7 (2) IKBKB - cleaved~CASP3 - cleaved~CASP7 -> cleaved~IKBKB (3) cleaved~CASP7 -> CASP7* (4) cleaved~CASP7 -t-> cleaved~CASP7@nucleus (5) cleaved~CASP7 -> active~caspase