# OC Root 2nd 3rd 4th PC Gene/Definition OC.82002 Bacteria.247945 Gemmatimonadetes.134 Gemmatimonas.1152 gau.2595 gau:GAU_2598 ccmB; heme exporter protein CcmB; K02194 heme exporter protein B OC.82002 Bacteria.247945 Gemmatimonadetes.134 Gemmatimonas.1152 gph.2274 gph:GEMMAAP_13355 hypothetical protein; K02194 heme exporter protein B OC.82002 Bacteria.247945 Gemmatimonadetes.134 - gba.4109 gba:J421_4191 cytochrome c-type biogenesis protein CcmB; K02194 heme exporter protein B