(2S)-2-amino-2'-deoxyadenylo-succinate => dZMP + fumarate
(2s)-2-amino-2'-deoxyadenylo-succinate => dzmp + fumarate
(2S)-2-amino-2'-deoxyadenylo-succinate => dZMP + fumarate
(2s)-2-amino-2'-deoxyadenylo-succinate => dzmp + fumarate