# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.183547 Bacteria.314853 Firmicutes.141872 Firmicutes___Bacilli.24759 Geobacillus.5888 Geobacillus_sp_.8814 gea.1341 gea:GARCT_01449 puuP; Putrescine importer PuuP; K14052 putrescine importer