| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| MCA2986 | folA | MCA2986 | MCA2729 | Oxidoreductase, short chain dehydrogenase/reductase family; Identified by match to protein family HMM PF00106. | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 0.905 |
| fhs | folA | MCA2219 | MCA2729 | Formate--tetrahydrofolate ligase; Identified by similarity to SP:P21164; match to protein family HMM PF01268; Belongs to the formate--tetrahydrofolate ligase family. | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 0.968 |
| fhs | folC | MCA2219 | MCA2492 | Formate--tetrahydrofolate ligase; Identified by similarity to SP:P21164; match to protein family HMM PF01268; Belongs to the formate--tetrahydrofolate ligase family. | Folylpolyglutamate synthase/dihydrofolate synthase; Identified by similarity to SP:P08192; match to protein family HMM PF02875; match to protein family HMM TIGR01499; Belongs to the folylpolyglutamate synthase family. | 0.617 |
| fhs | gcvT | MCA2219 | MCA0350 | Formate--tetrahydrofolate ligase; Identified by similarity to SP:P21164; match to protein family HMM PF01268; Belongs to the formate--tetrahydrofolate ligase family. | Glycine cleavage system T protein; The glycine cleavage system catalyzes the degradation of glycine. | 0.938 |
| fhs | glyA | MCA2219 | MCA1660 | Formate--tetrahydrofolate ligase; Identified by similarity to SP:P21164; match to protein family HMM PF01268; Belongs to the formate--tetrahydrofolate ligase 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. | 0.983 |
| fhs | metH | MCA2219 | MCA1545 | Formate--tetrahydrofolate ligase; Identified by similarity to SP:P21164; match to protein family HMM PF01268; Belongs to the formate--tetrahydrofolate ligase family. | 5-methyltetrahydrofolate--homocysteine methyltransferase; Catalyzes the transfer of a methyl group from methyl- cobalamin to homocysteine, yielding enzyme-bound cob(I)alamin and methionine. Subsequently, remethylates the cofactor using methyltetrahydrofolate. | 0.961 |
| fhs | purH | MCA2219 | MCA1747 | Formate--tetrahydrofolate ligase; Identified by similarity to SP:P21164; match to protein family HMM PF01268; Belongs to the formate--tetrahydrofolate ligase family. | Phosphoribosylaminoimidazolecarboxamide formyltransferase/IMP cyclohydrolase; Identified by match to protein family HMM PF01808; match to protein family HMM PF02142; match to protein family HMM TIGR00355. | 0.980 |
| folA | MCA2986 | MCA2729 | MCA2986 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Oxidoreductase, short chain dehydrogenase/reductase family; Identified by match to protein family HMM PF00106. | 0.905 |
| folA | fhs | MCA2729 | MCA2219 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Formate--tetrahydrofolate ligase; Identified by similarity to SP:P21164; match to protein family HMM PF01268; Belongs to the formate--tetrahydrofolate ligase family. | 0.968 |
| folA | folC | MCA2729 | MCA2492 | 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/dihydrofolate synthase; Identified by similarity to SP:P08192; match to protein family HMM PF02875; match to protein family HMM TIGR01499; Belongs to the folylpolyglutamate synthase family. | 0.944 |
| folA | gcvT | MCA2729 | MCA0350 | 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. | 0.907 |
| folA | glyA | MCA2729 | MCA1660 | 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. | 0.929 |
| folA | lgt | MCA2729 | MCA2727 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Prolipoprotein diacylglyceryl transferase; Catalyzes the transfer of the diacylglyceryl group from phosphatidylglycerol to the sulfhydryl group of the N-terminal cysteine of a prolipoprotein, the first step in the formation of mature lipoproteins; Belongs to the Lgt family. | 0.821 |
| folA | metH | MCA2729 | MCA1545 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 5-methyltetrahydrofolate--homocysteine methyltransferase; Catalyzes the transfer of a methyl group from methyl- cobalamin to homocysteine, yielding enzyme-bound cob(I)alamin and methionine. Subsequently, remethylates the cofactor using methyltetrahydrofolate. | 0.925 |
| folA | pdxA | MCA2729 | MCA0603 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Pyridoxal phosphate biosynthetic protein PdxA; Catalyzes the NAD(P)-dependent oxidation of 4-(phosphooxy)-L- threonine (HTP) into 2-amino-3-oxo-4-(phosphooxy)butyric acid which spontaneously decarboxylates to form 3-amino-2-oxopropyl phosphate (AHAP). | 0.803 |
| folA | purH | MCA2729 | MCA1747 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Phosphoribosylaminoimidazolecarboxamide formyltransferase/IMP cyclohydrolase; Identified by match to protein family HMM PF01808; match to protein family HMM PF02142; match to protein family HMM TIGR00355. | 0.912 |
| folA | thyA | MCA2729 | MCA2728 | 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 |
| folC | fhs | MCA2492 | MCA2219 | Folylpolyglutamate synthase/dihydrofolate synthase; Identified by similarity to SP:P08192; match to protein family HMM PF02875; match to protein family HMM TIGR01499; Belongs to the folylpolyglutamate synthase family. | Formate--tetrahydrofolate ligase; Identified by similarity to SP:P21164; match to protein family HMM PF01268; Belongs to the formate--tetrahydrofolate ligase family. | 0.617 |
| folC | folA | MCA2492 | MCA2729 | Folylpolyglutamate synthase/dihydrofolate synthase; Identified by similarity to SP:P08192; match to protein family HMM PF02875; match to protein family HMM TIGR01499; 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. | 0.944 |
| folC | glyA | MCA2492 | MCA1660 | Folylpolyglutamate synthase/dihydrofolate synthase; Identified by similarity to SP:P08192; match to protein family HMM PF02875; match to protein family HMM TIGR01499; 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. | 0.670 |