# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.338956 Archaea.8960 Euryarchaeota.61817 Thermococcus.3310 - tga.1015 tga:TGAM_1016 ABC-type Fe3+ transport system, periplasmic component (fbpA/afuA); K02012 iron(III) transport system substrate-binding protein OC.338956 Archaea.8960 Euryarchaeota.61817 Thermococcus.3310 Thermococcus_sp_.2267 tha.1825 tha:TAM4_627 ABC transporter iron-binding periplasmic protein; K02012 iron(III) transport system substrate-binding protein OC.338956 Archaea.8960 Crenarchaeota.18768 Thermofilum.2682 - tpe.1495 tpe:Tpen_1554 extracellular solute-binding protein, family 1; K02012 iron(III) transport system substrate-binding protein