# OC Root 2nd 3rd 4th PC Gene/Definition OC.342341 Bacteria.404120 Bacteroidetes.46516 Niabella.331 nso.2566 nso:NIASO_13225 ribonucleotide reductase; K00526 ribonucleoside-diphosphate reductase beta chain [EC:1.17.4.1] OC.342341 Bacteria.404120 Bacteroidetes.46516 Niabella.331 nia.155 nia:A8C56_00450 ribonucleotide reductase; K00526 ribonucleoside-diphosphate reductase beta chain [EC:1.17.4.1]