# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.454464 Bacteria.275181 Proteobacteria.217256 Betaproteobacteria.199817 Nitrosospira.3243 nmu.1486 nmu:Nmul_A1515 Catalase; K03781 catalase [EC:1.11.1.6]