Xcel_1712 carbamoyl-phosphate synthase, large subunit
       Xcel_1711 carbamoyl-phosphate synthase, small subunit
       Xcel_1708 aspartate carbamoyltransferase
       Xcel_1709 dihydroorotase, multifunctional complex type
       Xcel_2026 dihydroorotate dehydrogenase
       Xcel_3147 orotate phosphoribosyltransferase
       Xcel_1713 orotidine 5'-phosphate decarboxylase
       Xcel_1182 uridylate kinase
       Xcel_1158 Nucleoside-diphosphate kinase
       Xcel_1013 maf protein
       Xcel_1347 CTP synthase
       Xcel_0374 Uridine kinase-like protein
       Xcel_3091 5'-Nucleotidase domain protein
       Xcel_2766 Survival protein SurE
       Xcel_3145 HAD-superfamily hydrolase, subfamily IIA
       Xcel_0207 uracil phosphoribosyltransferase
       Xcel_1707 Uracil phosphoribosyltransferase
       Xcel_0998 cytidine deaminase
       Xcel_2300 anaerobic ribonucleoside-triphosphate reductase
       Xcel_3189 deoxycytidine triphosphate deaminase
       Xcel_2437 ribonucleoside-diphosphate reductase, alpha subunit
       Xcel_2436 Ribonucleoside-diphosphate reductase
       Xcel_0354 thymidylate kinase
       Xcel_1922 deoxyuridine 5'-triphosphate nucleotidohydrolase Dut
       Xcel_0999 pyrimidine-nucleoside phosphorylase
       Xcel_1929 Thymidine kinase
       Xcel_2265 Thymidine kinase
       Xcel_2834 thymidylate synthase
       Xcel_0678 nitroreductase

K01955 carB; carbamoyl-phosphate synthase large subunit [EC:6.3.5.5]
K01956 carA; carbamoyl-phosphate synthase small subunit [EC:6.3.5.5]
K00609 pyrB; aspartate carbamoyltransferase catalytic subunit [EC:2.1.3.2]
K01465 URA4; dihydroorotase [EC:3.5.2.3]
K00254 DHODH; dihydroorotate dehydrogenase [EC:1.3.5.2]
K00762 pyrE; orotate phosphoribosyltransferase [EC:2.4.2.10]
K01591 pyrF; orotidine-5'-phosphate decarboxylase [EC:4.1.1.23]
K09903 pyrH; uridylate kinase [EC:2.7.4.22]
K00940 ndk; nucleoside-diphosphate kinase [EC:2.7.4.6]
K06287 yhdE; nucleoside triphosphate pyrophosphatase [EC:3.6.1.-]
K01937 pyrG; CTP synthase [EC:6.3.4.2]
K00876 udk; uridine kinase [EC:2.7.1.48]
K01081 E3.1.3.5; 5'-nucleotidase [EC:3.1.3.5]
K03787 surE; 5'/3'-nucleotidase [EC:3.1.3.5 3.1.3.6]
K02566 nagD; 5'-nucleotidase [EC:3.1.3.5]
K00761 upp; uracil phosphoribosyltransferase [EC:2.4.2.9]
K02825 pyrR; pyrimidine operon attenuation protein / uracil phosphoribosyltransferase [EC:2.4.2.9]
K01489 cdd; cytidine deaminase [EC:3.5.4.5]
K21636 nrdD; ribonucleoside-triphosphate reductase (formate) [EC:1.1.98.6]
K01494 dcd; dCTP deaminase [EC:3.5.4.13]
K00525 E1.17.4.1A; ribonucleoside-diphosphate reductase alpha chain [EC:1.17.4.1]
K00526 E1.17.4.1B; ribonucleoside-diphosphate reductase beta chain [EC:1.17.4.1]
K00943 tmk; dTMP kinase [EC:2.7.4.9]
K01520 dut; dUTP diphosphatase [EC:3.6.1.23]
K00758 deoA; thymidine phosphorylase [EC:2.4.2.4]
K00857 tdk; thymidine kinase [EC:2.7.1.21]
K00857 tdk; thymidine kinase [EC:2.7.1.21]
K00560 thyA; thymidylate synthase [EC:2.1.1.45]
K09019 rutE; 3-hydroxypropanoate dehydrogenase [EC:1.1.1.-]