3.5.4.30 dCTP + H2O - Methanocaldococcus jannaschii dUMP + diphosphate + NH3 - ? 363205 3.5.4.30 dCTP + H2O - Halalkalibacterium halodurans dUMP + diphosphate + NH3 - ? 363205 3.5.4.30 dCTP + H2O first step in conversion of dCTP to dTTP Methanocaldococcus jannaschii dUMP + diphosphate + NH3 - ? 363205 3.5.4.30 dCTP + H2O - Halalkalibacterium halodurans C-125 dUMP + diphosphate + NH3 - ? 363205 3.5.4.30 additional information enzyme has also dUTP diphosphatase activity, dCTP deamination and dUTP diphosphatase activities occur independently at the same active site Methanocaldococcus jannaschii ? - ? 89 3.5.4.30 additional information no substrates: dCMP, CTP, CDP, CMP, cytosine, deoxycytidine, ATP, dTTP, UTP and GTP Methanocaldococcus jannaschii ? - ? 89