# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.432566 Bacteria.940499 Proteobacteria.340582 Other_proteobacteria.5406 Acidithiobacillus.5324 afi.1754 afi:Acife_1919 DNA-directed DNA polymerase; K02335 DNA polymerase I [EC:2.7.7.7]