# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.255849 Bacteria.16884 Proteobacteria.67184 Gammaproteobacteria.174678 Marinobacter.6665 Marinobacter_hydrocarbonoclasticus.4555 mhc.2459 mhc:MARHY2511 conserved hypothetical protein