# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.120487 Bacteria.96181 Firmicutes.115368 Firmicutes___Clostridia.30479 Ruminococcus.7995 - rum.1412 rum:CK1_17440 Spermidine/putrescine-binding periplasmic protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.120487 Bacteria.96181 Firmicutes.115368 Firmicutes___Clostridia.30479 Blautia.8696 - rob.2013 rob:CK5_23680 Spermidine/putrescine-binding periplasmic protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.120487 Bacteria.96181 Firmicutes.115368 Firmicutes___Clostridia.30479 Blautia.1240 Blautia_sp_.3385 byl.852 byl:A4V09_04295 ABC transporter substrate-binding protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.120487 Bacteria.96181 Firmicutes.115368 Firmicutes___Clostridia.30479 Blautia.1240 - bhan.1654 bhan:CGC63_08815 ABC transporter substrate-binding protein; K11069 spermidine/putrescine transport system substrate-binding protein