>sp|P74384|PUR8_SYNY3 Adenylosuccinate lyase OS=Synechocystis sp. GN=purB MIERYTLPEMGKIWTDTYKLQTWLDVEIAVCEAQAELGYIPQAAVDEIKAKAKFDPQRVL EIEAEVRHDVIAFLTNVNEYVGDAGRYIHLGLTSSDVLDTALALQLVASLDLILEQLEKL IQAIRYQAQQHRYTVMVGRSHGIHAEPITFGFKLAGWLAEVLRNRDRLVRVAQSIAVGKI SGAVGTYANIDPKVEAIACQKLGLEPDTASTQVISRDRHAEYVQQLALLAASLERFAVEI RNLQRTDVLEVEEYFSKGQKGSSAMPHKRNPIRSERLTGMARLVRGHAVAALENVALWHE RDISHSSVERVAFPDCCILTHFMLKETTDLVKNLLVYPENMKRNMNVYGGVIFSQKVLLA LVEKGMNREDAYRVVQGSAHQAWNTEGGNFEELVRADAQVTALLSAEEIDQCFDPQQHLT NLAEIYSRLDI