HCW_05780 carB; carbamoyl phosphate synthase large subunit
       HCW_06810 pyrB; aspartate carbamoyltransferase catalytic subunit
       HCW_06230 dihydroorotase
       HCW_04955 dihydroorotase
       HCW_03710 dihydroorotate dehydrogenase 2
       HCW_02145 pyrE; orotate phosphoribosyltransferase
       HCW_00025 orotidine 5'-phosphate decarboxylase
       HCW_06950 pyrH; uridylate kinase
       HCW_03010 ndk; mulitfunctional nucleoside diphosphate kinase/apyrimidinic endonuclease/3'-phosphodiesterase
       HCW_00135 Maf-like protein
       HCW_04170 pyrG; CTP synthetase
       HCW_05320 surE; 5'(3')-nucleotidase/polyphosphatase
       HCW_04900 dcd; deoxycytidine triphosphate deaminase
       HCW_05410 ribonucleotide-diphosphate reductase subunit alpha
       HCW_07770 nrdF; ribonucleotide-diphosphate reductase subunit beta
       HCW_01585 tmk; thymidylate kinase
       HCW_05060 dut; deoxyuridine 5'-triphosphate nucleotidohydrolase
       HCW_01300 thyX; FAD-dependent thymidylate synthase

K01955 carB; carbamoyl-phosphate synthase large 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]
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]
K03787 surE; 5'/3'-nucleotidase [EC:3.1.3.5 3.1.3.6]
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]
K03465 thyX; thymidylate synthase (FAD) [EC:2.1.1.148]

       HCW_05690 aspartate aminotransferase
       HCW_02315 L-asparaginase II
       HCW_04690 aspA; aspartate ammonia-lyase
       HCW_07795 adenylosuccinate synthetase
       HCW_08685 adenylosuccinate lyase
       HCW_06810 pyrB; aspartate carbamoyltransferase catalytic subunit
       HCW_07040 glutamate dehydrogenase
       HCW_02420 Proline/pyrroline-5-carboxylate dehydrogenase
       HCW_06785 glutamine synthetase
       HCW_05780 carB; carbamoyl phosphate synthase large subunit
       HCW_00940 phosphoribosylformylglycinamidine synthase I
       HCW_01305 glucosamine--fructose-6-phosphate aminotransferase
       HCW_07325 amidophosphoribosyltransferase

K00812 aspB; aspartate aminotransferase [EC:2.6.1.1]
K01424 E3.5.1.1; L-asparaginase [EC:3.5.1.1]
K01744 aspA; aspartate ammonia-lyase [EC:4.3.1.1]
K01939 purA; adenylosuccinate synthase [EC:6.3.4.4]
K01756 purB; adenylosuccinate lyase [EC:4.3.2.2]
K00609 pyrB; aspartate carbamoyltransferase catalytic subunit [EC:2.1.3.2]
K00262 E1.4.1.4; glutamate dehydrogenase (NADP+) [EC:1.4.1.4]
K13821 putA; RHH-type transcriptional regulator, proline utilization regulon repressor / proline dehydrogenase / delta 1-pyrroline-5-carboxylate dehydrogenase [EC:1.5.5.2 1.2.1.88]
K01915 glnA; glutamine synthetase [EC:6.3.1.2]
K01955 carB; carbamoyl-phosphate synthase large subunit [EC:6.3.5.5]
K23265 purQ; phosphoribosylformylglycinamidine synthase subunit PurQ / glutaminase [EC:6.3.5.3 3.5.1.2]
K00820 glmS; glutamine---fructose-6-phosphate transaminase (isomerizing) [EC:2.6.1.16]
K00764 purF; amidophosphoribosyltransferase [EC:2.4.2.14]