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pyrH | Uridylate kinase; Catalyzes the reversible phosphorylation of UMP to UDP. (225 aa) | ||||
thyX | Alternative thymidylate synthase; Catalyzes the reductive methylation of 2'-deoxyuridine-5'- monophosphate (dUMP) to 2'-deoxythymidine-5'-monophosphate (dTMP) while utilizing 5,10-methylenetetrahydrofolate (mTHF) as the methyl donor, and NADPH and FADH(2) as the reductant. (245 aa) | ||||
surE | Acid phosphatase SurE homolog; Nucleotidase that shows phosphatase activity on nucleoside 5'-monophosphates; Belongs to the SurE nucleotidase family. (259 aa) | ||||
pyrG | CTP synthase; Catalyzes the ATP-dependent amination of UTP to CTP with either L-glutamine or ammonia as the source of nitrogen. Regulates intracellular CTP levels through interactions with the four ribonucleotide triphosphates. (533 aa) | ||||
upp | Uracilphosphoribosyltransferase; Catalyzes the conversion of uracil and 5-phospho-alpha-D- ribose 1-diphosphate (PRPP) to UMP and diphosphate. (230 aa) | ||||
ndk | Nucleoside diphosphate kinase; Major role in the synthesis of nucleoside triphosphates other than ATP. The ATP gamma phosphate is transferred to the NDP beta phosphate via a ping-pong mechanism, using a phosphorylated active-site intermediate. (174 aa) | ||||
tdk | Thymidine kinase. (197 aa) | ||||
tmk | Thymidylate kinase. (205 aa) | ||||
dcd | Deoxycytidine triphosphate deaminase; Catalyzes the deamination of dCTP to dUTP. (155 aa) | ||||
TK1479 | Uridine phosphorylase; Catalyzes the reversible phosphorylytic cleavage of uridine and deoxyuridine to uracil and ribose- or deoxyribose-1-phosphate. The produced molecules are then utilized as carbon and energy sources or in the rescue of pyrimidine bases for nucleotide synthesis. (277 aa) | ||||
cmk | Cytidylate kinase. (193 aa) | ||||
TK1736 | Ribonucleoside-diphosphate reductase; Catalyzes the reduction of ribonucleotides to deoxyribonucleotides. May function to provide a pool of deoxyribonucleotide precursors for DNA repair during oxygen limitation and/or for immediate growth after restoration of oxygen. (1746 aa) | ||||
pyrC | Dihydroorotase; Catalyzes the reversible cyclization of carbamoyl aspartate to dihydroorotate; Belongs to the metallo-dependent hydrolases superfamily. DHOase family. Class I DHOase subfamily. (409 aa) | ||||
pyrK | Probable dihydroorotate dehydrogenase, electron transfer subunit; Responsible for channeling the electrons from the oxidation of dihydroorotate from the FMN redox center in the PyrD type B subunit to the ultimate electron acceptor NAD(+). (233 aa) | ||||
TK1843 | Carbohydrate/pyrimidine kinase, PfkB family; Involved in nucleoside degradation. Phosphorylates cytidine to CMP. Can also act on deoxycytidine and uridine, but is most active with cytidine. ATP is the most preferred phosphate donor, but it can also use GTP, CTP or UTP; Belongs to the carbohydrate kinase PfkB family. (278 aa) | ||||
pyrE | Orotate phosphoribosyltransferase; Catalyzes the transfer of a ribosyl phosphate group from 5- phosphoribose 1-diphosphate to orotate, leading to the formation of orotidine monophosphate (OMP). (185 aa) | ||||
pyrI | Aspartate carbamoyltransferase, regulatory subunit; Involved in allosteric regulation of aspartate carbamoyltransferase. (152 aa) | ||||
pyrB | Aspartate carbamoyltransferase, catalytic subunit. (310 aa) | ||||
TK2257 | Deoxycytidylate deaminase. (178 aa) | ||||
pyrD | Dihydroorotate dehydrogenase; Catalyzes the conversion of dihydroorotate to orotate with NAD(+) as electron acceptor; Belongs to the dihydroorotate dehydrogenase family. Type 1 subfamily. (302 aa) | ||||
pyrF | Orotidine-5'-phosphate decarboxylase; Catalyzes the decarboxylation of orotidine 5'-monophosphate (OMP) to uridine 5'-monophosphate (UMP); Belongs to the OMP decarboxylase family. Type 1 subfamily. (213 aa) | ||||
TK2298 | Anaerobic ribonucleoside-triphosphate reductase. (610 aa) |