k1 = cell
k2 = __lp_r2_kcatA
k3 = __lp_r2_KAp3g
k4 = __lp_r2_KAphp
k5 = __lp_r2_KiAser
k6 = __lp_r3_kcatC
k7 = __lp_r3_KCphp
k8 = __lp_r3_KCpser
k9 = __lp_r4_kcatB
k10 = __lp_r4_KBpser
k11 = __lp_r4_KBser
k12 = p3g
k13 = ser
k14 = serA
k15 = serC
k16 = serB