| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| porA | pyrD | MCCL_0878 | MCCL_0775 | 2-oxoacid ferredoxin oxidoreductase alpha subunit homolog. | Dihydroorotate dehydrogenase; Catalyzes the conversion of dihydroorotate to orotate. | 0.613 |
| porA | pyrK | MCCL_0878 | MCCL_0774 | 2-oxoacid ferredoxin oxidoreductase alpha subunit homolog. | 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(+). | 0.667 |
| pyrAA | pyrAB | MCCL_0772 | MCCL_0773 | Carbamoyl-phosphate synthase small chain; Belongs to the CarA family. | Carbamoyl-phosphate synthase large chain. | 0.999 |
| pyrAA | pyrB | MCCL_0772 | MCCL_0770 | Carbamoyl-phosphate synthase small chain; Belongs to the CarA family. | Aspartate carbamoyltransferase catalytic subunit; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | 0.999 |
| pyrAA | pyrC | MCCL_0772 | MCCL_0771 | Carbamoyl-phosphate synthase small chain; Belongs to the CarA 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 |
| pyrAA | pyrD | MCCL_0772 | MCCL_0775 | Carbamoyl-phosphate synthase small chain; Belongs to the CarA family. | Dihydroorotate dehydrogenase; Catalyzes the conversion of dihydroorotate to orotate. | 0.983 |
| pyrAA | pyrE | MCCL_0772 | MCCL_0777 | Carbamoyl-phosphate synthase small chain; Belongs to the CarA 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). | 0.978 |
| pyrAA | pyrF | MCCL_0772 | MCCL_0776 | Carbamoyl-phosphate synthase small chain; Belongs to the CarA 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. | 0.978 |
| pyrAA | pyrK | MCCL_0772 | MCCL_0774 | Carbamoyl-phosphate synthase small chain; Belongs to the CarA 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(+). | 0.978 |
| pyrAA | pyrP | MCCL_0772 | MCCL_0769 | Carbamoyl-phosphate synthase small chain; Belongs to the CarA family. | Uracil permease. | 0.975 |
| pyrAA | pyrR | MCCL_0772 | MCCL_0768 | Carbamoyl-phosphate synthase small chain; Belongs to the CarA family. | Pyrimidine operon attenuation protein uracil phosphoribosyltransferase; Regulates transcriptional attenuation of the pyrimidine nucleotide (pyr) operon by binding in a uridine-dependent manner to specific sites on pyr mRNA. This disrupts an antiterminator hairpin in the RNA and favors formation of a downstream transcription terminator, leading to a reduced expression of downstream genes. Belongs to the purine/pyrimidine phosphoribosyltransferase family. PyrR subfamily. | 0.869 |
| pyrAB | pyrAA | MCCL_0773 | MCCL_0772 | Carbamoyl-phosphate synthase large chain. | Carbamoyl-phosphate synthase small chain; Belongs to the CarA family. | 0.999 |
| pyrAB | pyrB | MCCL_0773 | MCCL_0770 | Carbamoyl-phosphate synthase large chain. | Aspartate carbamoyltransferase catalytic subunit; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. | 0.999 |
| pyrAB | pyrC | MCCL_0773 | MCCL_0771 | Carbamoyl-phosphate synthase large chain. | 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 | pyrD | MCCL_0773 | MCCL_0775 | Carbamoyl-phosphate synthase large chain. | Dihydroorotate dehydrogenase; Catalyzes the conversion of dihydroorotate to orotate. | 0.993 |
| pyrAB | pyrE | MCCL_0773 | MCCL_0777 | Carbamoyl-phosphate synthase large chain. | 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). | 0.995 |
| pyrAB | pyrF | MCCL_0773 | MCCL_0776 | Carbamoyl-phosphate synthase large chain. | 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. | 0.995 |
| pyrAB | pyrK | MCCL_0773 | MCCL_0774 | Carbamoyl-phosphate synthase large chain. | 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(+). | 0.990 |
| pyrAB | pyrP | MCCL_0773 | MCCL_0769 | Carbamoyl-phosphate synthase large chain. | Uracil permease. | 0.982 |
| pyrAB | pyrR | MCCL_0773 | MCCL_0768 | Carbamoyl-phosphate synthase large chain. | Pyrimidine operon attenuation protein uracil phosphoribosyltransferase; Regulates transcriptional attenuation of the pyrimidine nucleotide (pyr) operon by binding in a uridine-dependent manner to specific sites on pyr mRNA. This disrupts an antiterminator hairpin in the RNA and favors formation of a downstream transcription terminator, leading to a reduced expression of downstream genes. Belongs to the purine/pyrimidine phosphoribosyltransferase family. PyrR subfamily. | 0.947 |