# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1766515 Bacteria.879183 Firmicutes.262798 Firmicutes___Clostridia.125742 Faecalibacterium.1176 fpr.2140 fpr:FP2_26040 FMN-binding domain. OC.1766515 Bacteria.879183 Firmicutes.262798 Firmicutes___Clostridia.125742 Faecalibacterium.1176 fpa.483 fpa:FPR_05390 FMN-binding domain.