# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.20334 Bacteria.397437 Proteobacteria.335423 Gammaproteobacteria.215539 - - tig.251 tig:THII_0027 molybdopterin oxidoreductase OC.20334 Bacteria.397437 Proteobacteria.335423 Gammaproteobacteria.215539 - - alv.1285 alv:Alvin_1317 molybdopterin oxidoreductase Fe4S4 region OC.20334 Bacteria.397437 Proteobacteria.607139 Deltaproteobacteria.121064 - - hmr.424 hmr:Hipma_0433 molybdopterin oxidoreductase OC.20334 Bacteria.397437 Proteobacteria.335423 Other_proteobacteria.3916 Acidithiobacillus.3833 Acidithiobacillus_ferrooxidans.733 afe.1727 afe:Lferr_1835 molybdopterin oxidoreductase OC.20334 Bacteria.397437 Proteobacteria.335423 Other_proteobacteria.3916 Acidithiobacillus.3833 Acidithiobacillus_ferrooxidans.733 afr.2045 afr:AFE_2177 sreA; sulfur reductase, molybdopterin subunit