# OC Root 2nd 3rd 4th PC Gene/Definition OC.661597 Bacteria.1011987 Proteobacteria.453026 Alphaproteobacteria.305464 brn.2194 brn:D1F64_12215 hypothetical protein OC.661599 Bacteria.411368 Proteobacteria.454116 Alphaproteobacteria.307095 cbot.1508 cbot:ATE48_07720 hypothetical protein