# OC Root 2nd 3rd PC Gene/Definition OC.80232 Bacteria.287781 Deferribacteres.1911 ddf.497 ddf:DEFDS_0493 acuC; acetoin utilization protein AcuC OC.80232 Bacteria.287781 Deferribacteres.1911 fsi.1317 fsi:Flexsi_1447 histone deacetylase superfamily