# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.311450 Bacteria.286201 Proteobacteria.346268 Gammaproteobacteria.84590 Gammaproteobacteria___Enterobacteria.89231 Providencia.6624 phei.3675 phei:NCTC12003_03889 kdsB_2; 3-deoxy-manno-octulosonate cytidylyltransferase; K00979 3-deoxy-manno-octulosonate cytidylyltransferase (CMP-KDO synthetase) [EC:2.7.7.38]