| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| pyrAB | pyrB | BL02276 | BL02273 | Carbamoyl-phosphate synthetase (catalytic subunit); Belongs to the CarB family. | Aspartate carbamoyltransferase; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | 0.999 |
| pyrAB | pyrC | BL02276 | BL02274 | Carbamoyl-phosphate synthetase (catalytic subunit); Belongs to the CarB family. | Dihydroorotase; Catalyzes the reversible cyclization of carbamoyl aspartate to dihydroorotate; Belongs to the metallo-dependent hydrolases superfamily. DHOase family. Class I DHOase subfamily. | 0.999 |
| pyrAB | pyrE | BL02276 | BL02280 | Carbamoyl-phosphate synthetase (catalytic subunit); Belongs to the CarB family. | 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). | 0.997 |
| pyrAB | pyrF | BL02276 | BL02279 | Carbamoyl-phosphate synthetase (catalytic subunit); Belongs to the CarB family. | 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. | 0.996 |
| pyrAB | pyrK | BL02276 | BL02277 | Carbamoyl-phosphate synthetase (catalytic subunit); Belongs to the CarB family. | 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(+). | 0.997 |
| pyrAB | pyrP | BL02276 | BL02272 | Carbamoyl-phosphate synthetase (catalytic subunit); Belongs to the CarB family. | Uracil permease. | 0.942 |
| pyrAB | pyrR | BL02276 | BL02271 | Carbamoyl-phosphate synthetase (catalytic subunit); Belongs to the CarB family. | Transcriptional attenuator and uracil phosphoribosyltransferase activity (minor); Also displays a weak uracil phosphoribosyltransferase activity which is not physiologically significant; Belongs to the purine/pyrimidine phosphoribosyltransferase family. PyrR subfamily. | 0.930 |
| pyrB | pyrAB | BL02273 | BL02276 | Aspartate carbamoyltransferase; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | Carbamoyl-phosphate synthetase (catalytic subunit); Belongs to the CarB family. | 0.999 |
| pyrB | pyrC | BL02273 | BL02274 | Aspartate carbamoyltransferase; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | Dihydroorotase; Catalyzes the reversible cyclization of carbamoyl aspartate to dihydroorotate; Belongs to the metallo-dependent hydrolases superfamily. DHOase family. Class I DHOase subfamily. | 0.999 |
| pyrB | pyrE | BL02273 | BL02280 | Aspartate carbamoyltransferase; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | 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). | 0.997 |
| pyrB | pyrF | BL02273 | BL02279 | Aspartate carbamoyltransferase; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | 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. | 0.998 |
| pyrB | pyrH | BL02273 | BL01242 | Aspartate carbamoyltransferase; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | Uridylate kinase; Catalyzes the reversible phosphorylation of UMP to UDP. | 0.596 |
| pyrB | pyrK | BL02273 | BL02277 | Aspartate carbamoyltransferase; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | 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(+). | 0.995 |
| pyrB | pyrP | BL02273 | BL02272 | Aspartate carbamoyltransferase; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | Uracil permease. | 0.995 |
| pyrB | pyrR | BL02273 | BL02271 | Aspartate carbamoyltransferase; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | Transcriptional attenuator and uracil phosphoribosyltransferase activity (minor); Also displays a weak uracil phosphoribosyltransferase activity which is not physiologically significant; Belongs to the purine/pyrimidine phosphoribosyltransferase family. PyrR subfamily. | 0.997 |
| pyrB | upp | BL02273 | BL03992 | Aspartate carbamoyltransferase; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | Uracil phosphoribosyltransferase; Catalyzes the conversion of uracil and 5-phospho-alpha-D- ribose 1-diphosphate (PRPP) to UMP and diphosphate. | 0.737 |
| pyrC | pyrAB | BL02274 | BL02276 | Dihydroorotase; Catalyzes the reversible cyclization of carbamoyl aspartate to dihydroorotate; Belongs to the metallo-dependent hydrolases superfamily. DHOase family. Class I DHOase subfamily. | Carbamoyl-phosphate synthetase (catalytic subunit); Belongs to the CarB family. | 0.999 |
| pyrC | pyrB | BL02274 | BL02273 | Dihydroorotase; Catalyzes the reversible cyclization of carbamoyl aspartate to dihydroorotate; Belongs to the metallo-dependent hydrolases superfamily. DHOase family. Class I DHOase subfamily. | Aspartate carbamoyltransferase; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | 0.999 |
| pyrC | pyrE | BL02274 | BL02280 | Dihydroorotase; Catalyzes the reversible cyclization of carbamoyl aspartate to dihydroorotate; Belongs to the metallo-dependent hydrolases superfamily. DHOase family. Class I DHOase subfamily. | 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). | 0.997 |
| pyrC | pyrF | BL02274 | BL02279 | Dihydroorotase; Catalyzes the reversible cyclization of carbamoyl aspartate to dihydroorotate; Belongs to the metallo-dependent hydrolases superfamily. DHOase family. Class I DHOase subfamily. | 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. | 0.998 |