# OC Root 2nd 3rd 4th PC Gene/Definition OC.131168 Bacteria.501199 Proteobacteria.140723 Alphaproteobacteria.170890 sno.273 sno:Snov_0220 binding-protein-dependent transport systems inner membrane component OC.131168 Bacteria.501199 Proteobacteria.140723 Alphaproteobacteria.170890 rhz.1136 rhz:RHPLAN_08800 taurine transport system permease TauC OC.131168 Bacteria.501199 Proteobacteria.140723 Alphaproteobacteria.170890 psin.1977 psin:CAK95_10145 hypothetical protein; K15552 taurine transport system permease protein OC.131168 Bacteria.501199 Proteobacteria.140723 Alphaproteobacteria.170890 hdi.3139 hdi:HDIA_3151 ssuC_8; putative aliphatic sulfonates transport permease protein SsuC; K15552 taurine transport system permease protein