M + MAPKK <-> M_MAPKK_Y
M_MAPKK_Y -> MAPKK + MpY
MAPKK + MpY <-> MpY_MAPKK
MpY_MAPKK -> MAPKK + Mpp
M + MAPKK <-> M_MAPKK_T
M_MAPKK_T -> MAPKK + MpT
MAPKK + MpT <-> MpT_MAPKK
MpT_MAPKK -> MAPKK + Mpp
MKP + Mpp <-> Mpp_MKP_Y
Mpp_MKP_Y -> MpT_MKP_Y
MpT_MKP_Y <-> MKP + MpT
MKP + MpT <-> MpT_MKP_T
MpT_MKP_T -> M_MKP_T
M_MKP_T <-> M + MKP
MKP + MpY <-> MpY_MKP_Y
MpY_MKP_Y -> M_MKP_Y
M_MKP_Y <-> M + MKP
MKP + Mpp <-> Mpp_MKP_T
Mpp_MKP_T -> MpY_MKP_T
MpY_MKP_T <-> MKP + MpY