# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.505986 Bacteria.80389 Proteobacteria.381043 Alphaproteobacteria.200833 Caulobacter.4273 Caulobacter_vibrioides.809 ccr.1758 ccr:CC_1776 GntR family transcriptional regulator OC.505986 Bacteria.80389 Proteobacteria.381043 Alphaproteobacteria.200833 Caulobacter.4273 Caulobacter_vibrioides.809 ccs.1794 ccs:CCNA_01854 GntR-family transcriptional regulator