# OC Root 2nd 3rd 4th PC Gene/Definition OC.506069 Bacteria.87555 Spirochaetes.8866 - ssm.849 ssm:Spirs_0802 transcriptional regulator, GntR family OC.506069 Bacteria.87555 Spirochaetes.8866 Sphaerochaeta.3204 scc.484 scc:Spico_0501 transcriptional regulator, GntR family