# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.40671 Bacteria.24041 Firmicutes.83801 Firmicutes___Bacilli.63595 Bacillus.70409 bcl.593 bcl:ABC0568 oligopeptide ABC transporter ATP-binding protein; K02032 peptide/nickel transport system ATP-binding protein