# OC Root 2nd 3rd 4th PC Gene/Definition OC.40571 Bacteria.24267 Firmicutes.301178 Firmicutes___Clostridia.181224 sth.228 sth:STH1110 oligopeptide ABC transporter ATP-binding protein; K02031 peptide/nickel transport system ATP-binding protein OC.40571 Bacteria.24267 Firmicutes.305339 Firmicutes___Clostridia.187557 tte.1722 tte:TTE1912 DppD5; ABC-type dipeptide/oligopeptide/nickel transport system, ATPase component; K02031 peptide/nickel transport system ATP-binding protein