| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| ABC0838 | ABC0900 | ABC0838 | ABC0900 | Oxalate decarboxylase. | Formate dehydrogenase alpha subunit. | 0.900 |
| ABC0838 | glcB | ABC0838 | ABC2174 | Oxalate decarboxylase. | Malate synthase; Involved in the glycolate utilization. Catalyzes the condensation and subsequent hydrolysis of acetyl-coenzyme A (acetyl- CoA) and glyoxylate to form malate and CoA; Belongs to the malate synthase family. GlcB subfamily. | 0.821 |
| ABC0838 | purU | ABC0838 | ABC2781 | Oxalate decarboxylase. | Formyltetrahydrofolate hydrolase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.900 |
| ABC0900 | ABC0838 | ABC0900 | ABC0838 | Formate dehydrogenase alpha subunit. | Oxalate decarboxylase. | 0.900 |
| ABC0900 | ABC1868 | ABC0900 | ABC1868 | Formate dehydrogenase alpha subunit. | 5,10-methylenetetrahydrofolate reductase. | 0.440 |
| ABC0900 | glcB | ABC0900 | ABC2174 | Formate dehydrogenase alpha subunit. | Malate synthase; Involved in the glycolate utilization. Catalyzes the condensation and subsequent hydrolysis of acetyl-coenzyme A (acetyl- CoA) and glyoxylate to form malate and CoA; Belongs to the malate synthase family. GlcB subfamily. | 0.800 |
| ABC0900 | purU | ABC0900 | ABC2781 | Formate dehydrogenase alpha subunit. | Formyltetrahydrofolate hydrolase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.900 |
| ABC1868 | ABC0900 | ABC1868 | ABC0900 | 5,10-methylenetetrahydrofolate reductase. | Formate dehydrogenase alpha subunit. | 0.440 |
| ABC1868 | ABC1869 | ABC1868 | ABC1869 | 5,10-methylenetetrahydrofolate reductase. | 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. | 0.999 |
| ABC1868 | dfrA | ABC1868 | ABC2954 | 5,10-methylenetetrahydrofolate reductase. | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 0.938 |
| ABC1868 | folD | ABC1868 | ABC3388 | 5,10-methylenetetrahydrofolate reductase. | Bifunctional protein FolD; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 0.947 |
| ABC1868 | gcvT | ABC1868 | ABC2495 | 5,10-methylenetetrahydrofolate reductase. | Aminomethyltransferase; The glycine cleavage system catalyzes the degradation of glycine. | 0.957 |
| ABC1868 | glyA | ABC1868 | ABC3863 | 5,10-methylenetetrahydrofolate reductase. | 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. | 0.957 |
| ABC1868 | purN | ABC1868 | ABC1033 | 5,10-methylenetetrahydrofolate reductase. | Phosphoribosylglycinamide formyltransferase; Catalyzes the transfer of a formyl group from 10- formyltetrahydrofolate to 5-phospho-ribosyl-glycinamide (GAR), producing 5-phospho-ribosyl-N-formylglycinamide (FGAR) and tetrahydrofolate. | 0.945 |
| ABC1868 | purU | ABC1868 | ABC2781 | 5,10-methylenetetrahydrofolate reductase. | Formyltetrahydrofolate hydrolase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.945 |
| ABC1869 | ABC1868 | ABC1869 | ABC1868 | 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. | 5,10-methylenetetrahydrofolate reductase. | 0.999 |
| ABC1869 | dfrA | ABC1869 | ABC2954 | 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. | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 0.923 |
| ABC1869 | folD | ABC1869 | ABC3388 | 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. | Bifunctional protein FolD; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 0.496 |
| ABC1869 | gcvT | ABC1869 | ABC2495 | 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. | Aminomethyltransferase; The glycine cleavage system catalyzes the degradation of glycine. | 0.953 |
| ABC1869 | glyA | ABC1869 | ABC3863 | 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. | 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. | 0.935 |