| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| aimE | fdsG | RPA1923 | RPA0732 | Aliphatic amidase; Is an aliphatic amidase with a restricted substrate specificity, as it only hydrolyzes formamide; Belongs to the carbon-nitrogen hydrolase superfamily. Aliphatic amidase family. | Putative NAD-dependent formate dehydrogenase gamma subunit. | 0.901 |
| aimE | purU | RPA1923 | RPA4032 | Aliphatic amidase; Is an aliphatic amidase with a restricted substrate specificity, as it only hydrolyzes formamide; Belongs to the carbon-nitrogen hydrolase superfamily. Aliphatic amidase family. | Formyltetrahydrofolate deformylase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.904 |
| dyr | gcvT2 | RPA3492 | RPA3848 | 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 protein T2; Observed by proteomics; Citation: Proteomics from VerBerkmoes et al. (2003) unpublished. | 0.913 |
| dyr | glyA1 | RPA3492 | RPA2724 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Glycine 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. | 0.918 |
| dyr | glyA2 | RPA3492 | RPA2796 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Glycine 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. | 0.918 |
| dyr | metH | RPA3492 | RPA3702 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Methionine synthase; 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. | 0.924 |
| dyr | purH | RPA3492 | RPA0028 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Bifunctional purine biosynthesis protein; Observed by proteomics; Citation: Proteomics from VerBerkmoes et al. (2003) unpublished. | 0.914 |
| dyr | purN | RPA3492 | RPA3052 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 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. | 0.912 |
| dyr | purU | RPA3492 | RPA4032 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Formyltetrahydrofolate deformylase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.914 |
| fdsG | aimE | RPA0732 | RPA1923 | Putative NAD-dependent formate dehydrogenase gamma subunit. | Aliphatic amidase; Is an aliphatic amidase with a restricted substrate specificity, as it only hydrolyzes formamide; Belongs to the carbon-nitrogen hydrolase superfamily. Aliphatic amidase family. | 0.901 |
| fdsG | purU | RPA0732 | RPA4032 | Putative NAD-dependent formate dehydrogenase gamma subunit. | Formyltetrahydrofolate deformylase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.904 |
| folD | gcvT2 | RPA0413 | RPA3848 | Putative methylenetetrahydrofolate dehydrogenase; 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 protein T2; Observed by proteomics; Citation: Proteomics from VerBerkmoes et al. (2003) unpublished. | 0.972 |
| folD | glyA1 | RPA0413 | RPA2724 | Putative methylenetetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Glycine 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. | 0.979 |
| folD | glyA2 | RPA0413 | RPA2796 | Putative methylenetetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Glycine 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 |
| folD | metH | RPA0413 | RPA3702 | Putative methylenetetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Methionine synthase; 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. | 0.639 |
| folD | purH | RPA0413 | RPA0028 | Putative methylenetetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Bifunctional purine biosynthesis protein; Observed by proteomics; Citation: Proteomics from VerBerkmoes et al. (2003) unpublished. | 0.978 |
| folD | purN | RPA0413 | RPA3052 | Putative methylenetetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 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. | 0.973 |
| folD | purU | RPA0413 | RPA4032 | Putative methylenetetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Formyltetrahydrofolate deformylase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.965 |
| gcvT2 | dyr | RPA3848 | RPA3492 | Glycine cleavage system protein T2; Observed by proteomics; Citation: Proteomics from VerBerkmoes et al. (2003) unpublished. | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 0.913 |
| gcvT2 | folD | RPA3848 | RPA0413 | Glycine cleavage system protein T2; Observed by proteomics; Citation: Proteomics from VerBerkmoes et al. (2003) unpublished. | Putative methylenetetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 0.972 |