>sp|Q7V316|IXTPA_PROMP dITP/XTP pyrophosphatase OS=Prochlorococcus marinus subsp. pastoris GN=PMM0279 MKKLYLASKNQGKIEEYKKLLLNVNCQLLLQPESIEVEENGITFRENAIKKASEVSKKTR NYAIADDSGICIDALDGRPGIYSSRYAENDQKRIERVLHELDGEKNRGAFFIANVCVCSP SRDVILESEAKCFGNIILSPRGKGGFGYDPIFEERSTRLTFAEMNNVIKDSCSHRGRALK KIIPGLLEIFS