bgi:BGM20_18980 no KO assigned | (GenBank) hypothetical protein bgi:BGM20_18970 K11637 two-component system, CitB family, sensor histidine kinase CitS [EC:2.7.13.3] | (GenBank) histidine kinase bgi:BGM20_18975 K11638 two-component system, CitB family, response regulator CitT | (GenBank) transcriptional regulator