3 2,3-dihydroxybenzoyl-5'-AMP + 3 L-seryl-5'-AMP => enterobactin + 6 AMP + 7 H(+)
3 2,3-dihydroxybenzoyl-5'-amp + 3 l-seryl-5'-amp => enterobactin + 6 amp + 7 h(+)
3 2,3-dihydroxybenzoyl-5'-AMP + 3 L-seryl-5'-AMP => enterobactin + 6 AMP + 7 H(+)
3 2,3-dihydroxybenzoyl-5'-amp + 3 l-seryl-5'-amp => enterobactin + 6 amp + 7 h(+)