| Role | Gene | Name | |
|---|
| 3-deoxy-D-manno-octulosonic-acid transferase (EC 2.-.-.-) | No genes | | |
| ADP-L-glycero-D-manno-heptose-6-epimerase (EC 5.1.3.20) | HEPCGN_14545 | rfaD | |
| ADP-heptose synthase (EC 2.7.-.-) | HEPCGN_17590 | hldE | |
| ADP-heptose--lipooligosaccharide heptosyltransferase II (EC 2.4.1.-) | HEPCGN_14540 | rfaF | |
| Beta-1,3-glucosyltransferase | HEPCGN_14525 | | |
| Beta-1,4-galactosyltransferase | HEPCGN_14560 | waaH | |
| D-glycero-D-manno-heptose 1,7-bisphosphate phosphatase (EC 3.1.1.-) | HEPCGN_07985 | gmhB | |
| D-glycero-beta-D-manno-heptose 7-phosphate kinase | HEPCGN_17590 | hldE | |
| Heptosyltransferase family protein, lipopolysaccharide core biosynthesis | No genes | | |
| Lipopolysaccharide 1,2-N-acetylglucosaminetransferase (EC 2.4.1.56) | No genes | | |
| Lipopolysaccharide 1,6-galactosyltransferase (EC 2.4.1.-) | No genes | | |
| Lipopolysaccharide core biosynthesis glycosyltransferase, group 2 family protein (EC 2.4.1.-) | No genes | | |
| Lipopolysaccharide core biosynthesis protein RfaS | No genes | | |
| Lipopolysaccharide core biosynthesis protein RfaY | HEPCGN_14500 | | |
| | HEPCGN_14515 | rfaY | |
| Lipopolysaccharide core biosynthesis protein RfaZ | No genes | | |
| Lipopolysaccharide core biosynthesis protein WaaP (EC 2.7.-.-), heptosyl-I-kinase | HEPCGN_14485 | rfaP | |
| Lipopolysaccharide heptosyltransferase I (EC 2.4.1.-) | HEPCGN_14535 | rfaC | |
| Lipopolysaccharide heptosyltransferase III (EC 2.4.1.-) | HEPCGN_14475 | rfaQ | |
| O-antigen ligase | HEPCGN_14530 | | |
| Phosphoheptose isomerase (EC 5.3.1.-) | HEPCGN_17095 | diaA | |
| Phosphoheptose isomerase 1 (EC 5.3.1.-) | HEPCGN_07880 | lpcA | |
| Phosphoheptose isomerase 2 (EC 5.3.1.-) | No genes | | |
| Putative two-domain glycosyltransferase | No genes | | |
| UDP-galactopyranose mutase (EC 5.4.99.9) | No genes | | |
| UDP-galactose:(galactosyl) LPS alpha1,2-galactosyltransferase WaaW (EC 2.4.1.-) | HEPCGN_14520 | rfaJ | |
| UDP-glucose:(glucosyl)lipopolysaccharide alpha-1,2-glucosyltransferase (EC 2.4.1.58) | HEPCGN_14495 | rfaJ | |
| UDP-glucose:(glucosyl)lipopolysaccharide alpha-1,3-glucosyltransferase WaaO (EC 2.4.1.-) | HEPCGN_14490 | waaO | |
| UDP-glucose:(heptosyl) LPS alpha1,3-glucosyltransferase WaaG (EC 2.4.1.-) | HEPCGN_14480 | rfaG | |