Compound as reactive (2)

lipid IV_A + CMP-8-amino-3,8-dideoxy-α-D-manno-octulosonate → α-Kdo8N-(2→6)-lipid IV_A + CMP + H⁺

4-amino-4-deoxy-α-L-arabinopyranosyl ditrans,octacis-undecaprenyl phosphate + lipid IV_A → lipid II_A + di-trans,octa-cis-undecaprenyl phosphate

Compound as product (1)

lipid A disaccharide (E. coli) + ATP → H⁺ + lipid IV_A + ADP

Reversible reaction (1)

lipid IV_A + CMP-3-deoxy-β-D-manno-octulosonate ↔ α-Kdo-(2→6)-lipid IV_A + CMP + H⁺