# OC Root 2nd 3rd 4th PC Gene/Definition OC.586317 Bacteria.156807 Cyanobacteria.4567 Microcystis.6340 mpk.443 mpk:VL20_1193 TPR domain protein component of TonB system OC.586317 Bacteria.156807 Cyanobacteria.4567 Microcystis.7452 mpk.5037 mpk:VL20_6490 TPR repeat protein