# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1320237 Bacteria.259114 Proteobacteria.554185 Deltaproteobacteria.23674 Desulfomicrobium.1515 dba.798 dba:Dbac_0777 thiamine biosynthesis protein ThiS; K03154 sulfur carrier protein OC.1320237 Bacteria.259114 Proteobacteria.554185 Deltaproteobacteria.23674 Desulfomicrobium.1515 doa.1799 doa:AXF15_10065 thiamin biosynthesis protein; K03154 sulfur carrier protein