# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.226514 Bacteria.345085 Proteobacteria.627685 Epsilonproteobacteria.13010 Campylobacter.4787 - ccv.744 ccv:CCV52592_0874 hgdC; activator of 2-hydroxyglutaryl-CoA dehydratase OC.226514 Bacteria.345085 Proteobacteria.627685 Epsilonproteobacteria.13010 Campylobacter.4787 Campylobacter_concisus.1767 cco.975 cco:CCC13826_1133 hgdC; activator of 2-hydroxyglutaryl-CoA dehydratase OC.226514 Bacteria.345085 Proteobacteria.629576 Epsilonproteobacteria.15275 Campylobacter.9483 - cgra.1691 cgra:CGRAC_1814 hgdC; activator of 2-hydroxyglutaryl-CoA dehydratase