Potassium transport out via proton antiport (periplasm)
k_c + h_p → h_c + k_p
(0.0, 999999.0)
0.0
b0842 or b0047 or b3350 or b1216
b1216
(chaA)
b0047
(kefC)
b0842
(mdfA)
b3350
(kefB)