# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.462504 Bacteria.127710 Proteobacteria.324110 Gammaproteobacteria.179172 Methylomonas.740 mmt.4313 mmt:Metme_4607 putative signal transduction protein with CBS domains; K04767 acetoin utilization protein AcuB OC.462504 Bacteria.127710 Proteobacteria.324110 Gammaproteobacteria.179172 Methylomonas.740 mdn.1506 mdn:JT25_007650 signal transduction protein; K04767 acetoin utilization protein AcuB OC.462504 Bacteria.127710 Proteobacteria.324110 Gammaproteobacteria.179172 Methylomonas.740 mdh.170 mdh:AYM39_00595 signal transduction protein; K04767 acetoin utilization protein AcuB OC.462504 Bacteria.127710 Proteobacteria.324110 Gammaproteobacteria.179172 Methylomonas.740 mko.175 mko:MKLM6_0155 signal transduction protein; K04767 acetoin utilization protein AcuB OC.462504 Bacteria.127710 Proteobacteria.324110 Gammaproteobacteria.179172 - mah.3331 mah:MEALZ_3531 CBS domain containing membrane protein; K04767 acetoin utilization protein AcuB OC.462504 Bacteria.127710 Proteobacteria.552026 Deltaproteobacteria.8778 - dao.1052 dao:Desac_1083 CBS domain containing membrane protein; K04767 acetoin utilization protein AcuB OC.462504 Bacteria.127710 Planctomycetes.30312 - - kst.760 kst:KSMBR1_0680 hypothetical protein OC.462504 Bacteria.127712 - - - mox.931 mox:DAMO_0979 conserved protein of unknown function; K04767 acetoin utilization protein AcuB OC.462504 Archaea.56464 Euryarchaeota.41098 Archaeoglobus.4089 - ast.289 ast:Asulf_00262 hypothetical protein