Nucleoside-triphosphate diphosphatase Blon_0412 Pyrophosphatase that hydrolyzes non-canonical purine nucleotides such as XTP and ITP/dITP to their respective monophosphate derivatives. Might exclude non-canonical purines from DNA precursor pool, thus preventing their incorporation into DNA and avoiding chromosomal lesions (By similarity). NTPA_BIFLS BLIJ_0420 Blon_0412 MQIVVATHNEGKLVEIRRILEEDLGVDAENIELVSAGSLHLPDPVETGVTFQENALLKARAVAIRTGLPAVADDSGLIVDVMGNAPGILSARWAGAHGHDKANNALLLAQIGDIPDDKRTARFRCAAALVVPDTEAGADVTGGVAADGITVHTTAADGSTAPVHARYAIKSETVELGDMPGRIIREARGEHGFGYDPLFVPDDQPAGRVSTEPDHEGEPLTSAEMTSAEKNAISHRGKALKALVPAIEALLH Non-canonical purine NTP pyrophosphatase Nucleoside-triphosphate pyrophosphatase Non-standard purine NTP pyrophosphatase 252