# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.248780 Bacteria.964745 Proteobacteria.387327 Alphaproteobacteria.210126 Erythrobacter.9513 Erythrobacter_sp_.1713 erk.1596 erk:CD351_08190 hypothetical protein; K03593 ATP-binding protein involved in chromosome partitioning