O3M_21280 carB; carbamoyl phosphate synthase large subunit
       O3M_21285 carbamoyl phosphate synthase small subunit
       O3M_22315 pyrB; aspartate carbamoyltransferase catalytic subunit
       O3M_22320 aspartate carbamoyltransferase regulatory subunit
       O3M_15225 dihydroorotase
       O3M_16590 dihydroorotate dehydrogenase 2
       O3M_00660 pyrE; orotate phosphoribosyltransferase
       O3M_13910 orotidine 5'-phosphate decarboxylase
       O3M_20615 pyrH; uridylate kinase
       O3M_06870 ndk; mulitfunctional nucleoside diphosphate kinase/apyrimidinic endonuclease/3'-phosphodiesterase
       O3M_05650 mazG; nucleoside triphosphate pyrophosphohydrolase
       O3M_02775 Maf-like protein
       O3M_03570 hypothetical protein
       O3M_05655 pyrG; CTP synthetase
       O3M_16775 cmk; cytidylate kinase
       O3M_11145 pyrimidine (deoxy)nucleoside triphosphate pyrophosphohydrolase
       O3M_09060 uridine/cytidine kinase
       O3M_19065 ushA; bifunctional UDP-sugar hydrolase/5'-nucleotidase periplasmic precursor
       O3M_05855 surE; 5'(3')-nucleotidase/polyphosphatase
       O3M_18245 UMP phosphatase
       O3M_21580 dUMP phosphatase
       O3M_24620 uridine phosphorylase
       O3M_19540 hypothetical protein
       O3M_06975 upp; uracil phosphoribosyltransferase
       O3M_22470 cpdB; bifunctional 2',3'-cyclic nucleotide 2'-phosphodiesterase/3'-nucleotidase periplasmic precursor protein
       O3M_08565 pseudouridine kinase
       O3M_08570 hypothetical protein
       O3M_08585 rihB; ribonucleoside hydrolase 2
       O3M_18315 rihA; ribonucleoside hydrolase 1
       O3M_21300 ribonucleoside hydrolase RihC
       O3M_05565 hypothetical protein
       O3M_08680 cytidine deaminase
       O3M_19775 cytosine deaminase
       O3M_22355 anaerobic ribonucleoside triphosphate reductase
       O3M_09065 dcd; deoxycytidine triphosphate deaminase
       O3M_06220 ribonucleotide-diphosphate reductase subunit alpha
       O3M_08260 ribonucleotide-diphosphate reductase subunit alpha
       O3M_25849 ribonucleotide-diphosphate reductase subunit alpha
       O3M_08255 nrdB; ribonucleotide-diphosphate reductase subunit beta
       O3M_25844 nrdB; ribonucleotide-diphosphate reductase subunit beta
       O3M_06215 nrdF; ribonucleotide-diphosphate reductase subunit beta
       O3M_07995 5'-nucleotidase
       O3M_10285 hypothetical protein
       O3M_15045 tmk; thymidylate kinase
       O3M_00670 dut; deoxyuridine 5'-triphosphate nucleotidohydrolase
       O3M_21535 deoA; thymidine phosphorylase
       O3M_14440 thymidine kinase
       O3M_05420 thyA; thymidylate synthase
       O3M_08665 dihydropyrimidine dehydrogenase subunit A
       O3M_08660 dihydropyrimidine dehydrogenase subunit B
       O3M_05145 phenylhydantoinase
       O3M_15900 monooxygenase of the alternative pyrimidine degradation pathway
       O3M_15925 flavin:NADH oxidoreductase subunit of alternative pyrimidine degradation pathway
       O3M_15905 putative enzyme
       O3M_15910 hypothetical protein
       O3M_15915 enzyme of the alternative pyrimidine degradation pathway
       O3M_12705 malonic semialdehyde reductase
       O3M_15920 malonic semialdehyde reductase

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]
K00610 pyrI; aspartate carbamoyltransferase regulatory subunit
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]
K04765 mazG; nucleoside triphosphate diphosphatase [EC:3.6.1.9]
K06287 yhdE; nucleoside triphosphate pyrophosphatase [EC:3.6.1.-]
K07043 upp; UTP pyrophosphatase [EC:3.6.1.-]
K01937 pyrG; CTP synthase [EC:6.3.4.2]
K00945 cmk; CMP/dCMP kinase [EC:2.7.4.25]
K08320 nudG; (d)CTP diphosphatase [EC:3.6.1.65]
K00876 udk; uridine kinase [EC:2.7.1.48]
K11751 ushA; 5'-nucleotidase / UDP-sugar diphosphatase [EC:3.1.3.5 3.6.1.45]
K03787 surE; 5'/3'-nucleotidase [EC:3.1.3.5 3.1.3.6]
K02566 nagD; 5'-nucleotidase [EC:3.1.3.5]
K08723 yjjG; pyrimidine 5'-nucleotidase [EC:3.1.3.-]
K00757 udp; uridine phosphorylase [EC:2.4.2.3]
K09913 ppnP; purine/pyrimidine-nucleoside phosphorylase [EC:2.4.2.1 2.4.2.2]
K00761 upp; uracil phosphoribosyltransferase [EC:2.4.2.9]
K01119 cpdB; 2',3'-cyclic-nucleotide 2'-phosphodiesterase / 3'-nucleotidase [EC:3.1.4.16 3.1.3.6]
K16328 psuK; pseudouridine kinase [EC:2.7.1.83]
K16329 psuG; pseudouridylate synthase [EC:4.2.1.70]
K10213 rihB; ribosylpyrimidine nucleosidase [EC:3.2.2.8]
K01250 rihA; pyrimidine-specific ribonucleoside hydrolase [EC:3.2.2.-]
K12700 rihC; non-specific riboncleoside hydrolase [EC:3.2.2.-]
K06966 ppnN; pyrimidine/purine-5'-nucleotide nucleosidase [EC:3.2.2.10 3.2.2.-]
K01489 cdd; cytidine deaminase [EC:3.5.4.5]
K01485 codA; cytosine/creatinine deaminase [EC:3.5.4.1 3.5.4.21]
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]
K00525 E1.17.4.1A; ribonucleoside-diphosphate reductase alpha chain [EC:1.17.4.1]
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]
K00526 E1.17.4.1B; ribonucleoside-diphosphate reductase beta chain [EC:1.17.4.1]
K00526 E1.17.4.1B; ribonucleoside-diphosphate reductase beta chain [EC:1.17.4.1]
K08722 yfbR; 5'-deoxynucleotidase [EC:3.1.3.89]
K06952 yfdR; 5'-nucleotidase [EC:3.1.3.89]
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]
K00560 thyA; thymidylate synthase [EC:2.1.1.45]
K17722 preT; dihydropyrimidine dehydrogenase (NAD+) subunit PreT [EC:1.3.1.1]
K17723 preA; dihydropyrimidine dehydrogenase (NAD+) subunit PreA [EC:1.3.1.1]
K01464 DPYS; dihydropyrimidinase [EC:3.5.2.2]
K09018 rutA; pyrimidine oxygenase [EC:1.14.99.46]
K09024 rutF; flavin reductase [EC:1.5.1.-]
K09020 rutB; ureidoacrylate peracid hydrolase [EC:3.5.1.110]
K09021 rutC; aminoacrylate peracid reductase
K09023 rutD; aminoacrylate hydrolase [EC:3.5.1.-]
K16066 ydfG; 3-hydroxy acid dehydrogenase / malonic semialdehyde reductase [EC:1.1.1.381 1.1.1.-]
K09019 rutE; 3-hydroxypropanoate dehydrogenase [EC:1.1.1.-]