| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| MCCL_0552 | comEB | MCCL_0552 | MCCL_1239 | Conserved hypothetical protein; Similar to functionally unknown protein; Belongs to the 5'-nucleotidase family. | Late competence operon required for DNA binding and uptake ComEB. | 0.903 |
| MCCL_0552 | tdk | MCCL_0552 | MCCL_1773 | Conserved hypothetical protein; Similar to functionally unknown protein; Belongs to the 5'-nucleotidase family. | Thymidine kinase. | 0.902 |
| MCCL_0552 | thyA | MCCL_0552 | MCCL_1078 | Conserved hypothetical protein; Similar to functionally unknown protein; Belongs to the 5'-nucleotidase family. | Thymidylate synthase; Catalyzes the reductive methylation of 2'-deoxyuridine-5'- monophosphate (dUMP) to 2'-deoxythymidine-5'-monophosphate (dTMP) while utilizing 5,10-methylenetetrahydrofolate (mTHF) as the methyl donor and reductant in the reaction, yielding dihydrofolate (DHF) as a by- product. This enzymatic reaction provides an intracellular de novo source of dTMP, an essential precursor for DNA biosynthesis. | 0.908 |
| MCCL_0552 | tmk | MCCL_0552 | MCCL_1930 | Conserved hypothetical protein; Similar to functionally unknown protein; Belongs to the 5'-nucleotidase family. | Putative thymidylate kinase homolog; Phosphorylation of dTMP to form dTDP in both de novo and salvage pathways of dTTP synthesis; Belongs to the thymidylate kinase family. | 0.909 |
| MCCL_1297 | dfrB | MCCL_1297 | MCCL_1077 | Folylpolyglutamate synthase homolog; Belongs to the folylpolyglutamate synthase family. | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 0.928 |
| MCCL_1297 | folD | MCCL_1297 | MCCL_0686 | Folylpolyglutamate synthase homolog; Belongs to the folylpolyglutamate synthase family. | FolD bifunctional protein; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 0.566 |
| MCCL_1297 | glyA | MCCL_1297 | MCCL_1766 | Folylpolyglutamate synthase homolog; Belongs to the folylpolyglutamate synthase family. | Serine hydroxymethyltransferase; Catalyzes the reversible interconversion of serine and glycine with tetrahydrofolate (THF) serving as the one-carbon carrier. This reaction serves as the major source of one-carbon groups required for the biosynthesis of purines, thymidylate, methionine, and other important biomolecules. Also exhibits THF-independent aldolase activity toward beta-hydroxyamino acids, producing glycine and aldehydes, via a retro-aldol mechanism. | 0.440 |
| MCCL_1297 | thyA | MCCL_1297 | MCCL_1078 | Folylpolyglutamate synthase homolog; Belongs to the folylpolyglutamate synthase family. | Thymidylate synthase; Catalyzes the reductive methylation of 2'-deoxyuridine-5'- monophosphate (dUMP) to 2'-deoxythymidine-5'-monophosphate (dTMP) while utilizing 5,10-methylenetetrahydrofolate (mTHF) as the methyl donor and reductant in the reaction, yielding dihydrofolate (DHF) as a by- product. This enzymatic reaction provides an intracellular de novo source of dTMP, an essential precursor for DNA biosynthesis. | 0.855 |
| comEB | MCCL_0552 | MCCL_1239 | MCCL_0552 | Late competence operon required for DNA binding and uptake ComEB. | Conserved hypothetical protein; Similar to functionally unknown protein; Belongs to the 5'-nucleotidase family. | 0.903 |
| comEB | tdk | MCCL_1239 | MCCL_1773 | Late competence operon required for DNA binding and uptake ComEB. | Thymidine kinase. | 0.926 |
| comEB | thyA | MCCL_1239 | MCCL_1078 | Late competence operon required for DNA binding and uptake ComEB. | Thymidylate synthase; Catalyzes the reductive methylation of 2'-deoxyuridine-5'- monophosphate (dUMP) to 2'-deoxythymidine-5'-monophosphate (dTMP) while utilizing 5,10-methylenetetrahydrofolate (mTHF) as the methyl donor and reductant in the reaction, yielding dihydrofolate (DHF) as a by- product. This enzymatic reaction provides an intracellular de novo source of dTMP, an essential precursor for DNA biosynthesis. | 0.933 |
| comEB | tmk | MCCL_1239 | MCCL_1930 | Late competence operon required for DNA binding and uptake ComEB. | Putative thymidylate kinase homolog; Phosphorylation of dTMP to form dTDP in both de novo and salvage pathways of dTTP synthesis; Belongs to the thymidylate kinase family. | 0.926 |
| dfrB | MCCL_1297 | MCCL_1077 | MCCL_1297 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Folylpolyglutamate synthase homolog; Belongs to the folylpolyglutamate synthase family. | 0.928 |
| dfrB | gcvT1 | MCCL_1077 | MCCL_1181 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Glycine cleavage system T protein; The glycine cleavage system catalyzes the degradation of glycine. | 0.922 |
| dfrB | glyA | MCCL_1077 | MCCL_1766 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Serine hydroxymethyltransferase; Catalyzes the reversible interconversion of serine and glycine with tetrahydrofolate (THF) serving as the one-carbon carrier. This reaction serves as the major source of one-carbon groups required for the biosynthesis of purines, thymidylate, methionine, and other important biomolecules. Also exhibits THF-independent aldolase activity toward beta-hydroxyamino acids, producing glycine and aldehydes, via a retro-aldol mechanism. | 0.936 |
| dfrB | msrB | MCCL_1077 | MCCL_1072 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Peptide methionine sulfoxide reductase MsrB. | 0.871 |
| dfrB | thyA | MCCL_1077 | MCCL_1078 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Thymidylate synthase; Catalyzes the reductive methylation of 2'-deoxyuridine-5'- monophosphate (dUMP) to 2'-deoxythymidine-5'-monophosphate (dTMP) while utilizing 5,10-methylenetetrahydrofolate (mTHF) as the methyl donor and reductant in the reaction, yielding dihydrofolate (DHF) as a by- product. This enzymatic reaction provides an intracellular de novo source of dTMP, an essential precursor for DNA biosynthesis. | 0.999 |
| folD | MCCL_1297 | MCCL_0686 | MCCL_1297 | FolD bifunctional protein; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Folylpolyglutamate synthase homolog; Belongs to the folylpolyglutamate synthase family. | 0.566 |
| folD | gcvT1 | MCCL_0686 | MCCL_1181 | FolD bifunctional protein; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Glycine cleavage system T protein; The glycine cleavage system catalyzes the degradation of glycine. | 0.960 |
| folD | glyA | MCCL_0686 | MCCL_1766 | FolD bifunctional protein; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Serine hydroxymethyltransferase; Catalyzes the reversible interconversion of serine and glycine with tetrahydrofolate (THF) serving as the one-carbon carrier. This reaction serves as the major source of one-carbon groups required for the biosynthesis of purines, thymidylate, methionine, and other important biomolecules. Also exhibits THF-independent aldolase activity toward beta-hydroxyamino acids, producing glycine and aldehydes, via a retro-aldol mechanism. | 0.978 |