# OC Root 2nd 3rd PC Gene/Definition OC.652789 Bacteria.1255003 Thermodesulfobacteria.695 cthi.644 cthi:THC_0653 ribulose-1,5-biphosphate synthetase; K22699 sulfide-dependent adenosine diphosphate thiazole synthase [EC:2.4.2.59]