# OC Root 2nd 3rd 4th PC Gene/Definition OC.511455 Bacteria.260799 Proteobacteria.81590 Gammaproteobacteria.30786 gap.464 gap:GAPWK_0406 NAD(FAD)-utilizing dehydrogenase OC.511455 Bacteria.260799 Proteobacteria.81590 Gammaproteobacteria.30785 fpp.561 fpp:FPB0191_00537 flavoprotein, HI0933 family