# OC Root 2nd 3rd 4th PC Gene/Definition OC.153991 Bacteria.40515 Firmicutes.53578 Firmicutes___Clostridia.165579 fsa.235 fsa:C5Q98_01130 beta-N-acetylhexosaminidase; K01207 beta-N-acetylhexosaminidase [EC:3.2.1.52]