# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.36042 Bacteria.276171 Firmicutes.248466 Firmicutes___Clostridia.104390 Clostridium.30522 Clostridium_pasteurianum.5362 cpas.3944 cpas:Clopa_4634 ABC-type spermidine/putrescine transport system, ATPase component; K02052 putative spermidine/putrescine transport system ATP-binding protein