# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.412053 Bacteria.325214 Actinobacteria.102102 Mycobacterium.21816 Mycobacterium_canettii.5485 mcx.3021 mcx:BN42_41049 Putative cytochrome C oxidase polypeptide I CtaD (cytochrome AA3 subunit 1) (part1); K02274 cytochrome c oxidase subunit I [EC:1.9.3.1]