(1) rMT-CO2@mitochondrial matrix -> MT-CO2@mitochondrial inner membrane
(2) MT-CO2@mitochondrial inner membrane+Cu_super_2+_endsuper_@mitochondrial inner membrane - COX17@mitochondrial inner membrane - SCO2@mitochondrial inner membrane - SCO1@mitochondrial inner membrane -> Cu_super_2+_endsuper_:MT-CO2@mitochondrial inner membrane