# OC Root 2nd 3rd 4th PC Gene/Definition OC.142789 Bacteria.135231 Aquificae.788 Hydrogenobacter.1585 hth.788 hth:HTH_0795 thiE2; thiamine monophosphate synthase; K00788 thiamine-phosphate pyrophosphorylase [EC:2.5.1.3] OC.142789 Bacteria.135231 Aquificae.788 Hydrogenobacter.1585 hte.781 hte:Hydth_0795 thiamine-phosphate pyrophosphorylase; K00788 thiamine-phosphate pyrophosphorylase [EC:2.5.1.3]