preferred_name: oxidoreductase activity, acting on a heme group of donors, nitrogenous group as acceptor
preferred_name_lc: oxidoreductase activity, acting on a heme group of donors, nitrogenous group as acceptor
label: oxidoreductase activity, acting on haem group of donors, nitrogenous group as acceptor
label_lc: oxidoreductase activity, acting on haem group of donors, nitrogenous group as acceptor