# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.16346 Bacteria.9004 Spirochaetes.16505 Leptospira.5735 Leptospira_interrogans.3501 lil.1349 lil:LA_1711 two-component system sensor histidine kinase OC.16346 Bacteria.9004 Spirochaetes.16505 Leptospira.5735 Leptospira_interrogans.3501 lie.1362 lie:LIF_A1387 histidine kinase sensor protein