# OC Root 2nd 3rd PC Gene/Definition OC.336206 Archaea.39374 Bathyarchaeota.227 barc.1786 barc:AOA65_1885 mvhA; F420-non-reducing hydrogenase iron-sulfur subunit A; K14126 F420-non-reducing hydrogenase large subunit [EC:1.12.99.- 1.8.98.5] OC.336206 Archaea.39374 Bathyarchaeota.227 barb.1429 barb:AOA66_1505 mvhA_2; F420-non-reducing hydrogenase iron-sulfur subunit A; K14126 F420-non-reducing hydrogenase large subunit [EC:1.12.99.- 1.8.98.5]