label: coenzyme B + 2 oxidized coenzyme F420-(gamma-L-Glu)(n) + coenzyme M + 2 reduced [2Fe-2S]-[ferredoxin] + 4 H(+) <=> coenzyme M-coenzyme B heterodisulfide + 2 reduced coenzyme F420-(gamma-L-Glu)(n) + 2 oxidized [2Fe-2S]-[ferredoxin]
label_lc: coenzyme b + 2 oxidized coenzyme f420-(gamma-l-glu)(n) + coenzyme m + 2 reduced [2fe-2s]-[ferredoxin] + 4 h(+) <=> coenzyme m-coenzyme b heterodisulfide + 2 reduced coenzyme f420-(gamma-l-glu)(n) + 2 oxidized [2fe-2s]-[ferredoxin]