# OC Root 2nd 3rd 4th PC Gene/Definition OC.153976 Bacteria.40516 Firmicutes.83900 Firmicutes___Bacilli.63772 ntr.2115 ntr:B0W44_11860 beta-N-acetylhexosaminidase; K01207 beta-N-acetylhexosaminidase [EC:3.2.1.52]