n a quinone + n hydrogen sulfide + n H(+) <=> polysulfur(n-2) + n a quinol
n a quinone + n hydrogen sulfide + n h(+) <=> polysulfur(n-2) + n a quinol
n a quinone + n hydrogen sulfide + n H(+) <=> polysulfur(n-2) + n a quinol
n a quinone + n hydrogen sulfide + n h(+) <=> polysulfur(n-2) + n a quinol