(7R,8S)-7,8-diammoniononanoate + CO2 = (7R,8S)-8-amino-7-(carboxyamino)nonanoate + 2 H(+)
(7r,8s)-7,8-diammoniononanoate + co2 = (7r,8s)-8-amino-7-(carboxyamino)nonanoate + 2 h(+)
(7R,8S)-7,8-diammoniononanoate + CO2 = (7R,8S)-8-amino-7-(carboxyamino)nonanoate + 2 H(+)
(7r,8s)-7,8-diammoniononanoate + co2 = (7r,8s)-8-amino-7-(carboxyamino)nonanoate + 2 h(+)