# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.411189 Bacteria.346723 Proteobacteria.174250 Alphaproteobacteria.85186 Rhodovulum.4626 Rhodovulum_sp_.2757 rhc.2405 rhc:RGUI_2418 CRISPR-associated protein Cas1; K15342 CRISP-associated protein Cas1