# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.342341 Bacteria.404120 Proteobacteria.744228 Gammaproteobacteria.368809 Psychromonas.4637 psy.2433 psy:PCNPT3_12360 ribonucleotide reductase; K00526 ribonucleoside-diphosphate reductase beta chain [EC:1.17.4.1]