preferred_name: n a quinone + n hydrogen sulfide + n H(+) = polysulfur(n-2) + n a quinol
preferred_name_lc: n a quinone + n hydrogen sulfide + n h(+) = polysulfur(n-2) + n a quinol
label: "bacterial sulfide:quinone reductase"
label_lc: "bacterial sulfide:quinone reductase"