preferred_name: a menaquinone + nitrite + H2O + 2 H(+)(out) => a menaquinol + nitrate + 2 H(+)(in)
preferred_name_lc: a menaquinone + nitrite + h2o + 2 h(+)(out) => a menaquinol + nitrate + 2 h(+)(in)
label: a menaquinone + nitrite + H2O + 2 H(+)(out) => a menaquinol + nitrate + 2 H(+)(in)
label_lc: a menaquinone + nitrite + h2o + 2 h(+)(out) => a menaquinol + nitrate + 2 h(+)(in)