abbreviation officialName equation geneAssociation ecocyc-rxn-ids analysis notes ARBTNtonex aerobactin transport via ton system ( extracellular ) arbtn-fe3[e] + h[p] --> arbtn-fe3[p] + h[c] ( :UNMAPPED-CPDS ) CPGNUtex coprogen unloaded secretion ( extracellular ) cpgn-un[p] + h[p] --> cpgn-un[e] + h[c] ( :UNMAPPED-CPDS ) ECA4COLIPAtex enterobacterial common antigen ( x4 ) core oligosaccharide lipid A transport ( periplasm to extracellular ) eca4colipa[p] --> eca4colipa[e] ( :UNMAPPED-CPDS ) FE3HOXUtpp Fe( III )hydroxamate unloaded secretion ( extracellular ) fe3hox-un[p] + h[p] --> fe3hox-un[e] + h[c] ( :UNMAPPED-CPDS ) FECRMUtex ferrichrome ( minus Fe ) secretion ( to extracellular ) fecrm-un[p] + h[p] --> fecrm-un[e] + h[c] ( :UNMAPPED-CPDS ) FEOXAMUtex ferroxamine ( minus Fe3 ) secretion ( to extracellular ) feoxam-un[p] + h[p] --> feoxam-un[e] + h[c] ( :UNMAPPED-CPDS ) O16A4COLIPAtex O16 antigen ( x4 ) core oligosaccharide lipid A transport ( periplasm to extracellular ) o16a4colipa[p] --> o16a4colipa[e] ( :UNMAPPED-CPDS )