| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| fdoG | fdoI | STM4037 | STM4035 | Similar to E. coli formate dehydrogenase-O, major subunit (AAD13456.1); Blastp hit to AAD13456.1 (1016 aa), 93% identity in aa 1 - 1016. | Similar to E. coli formate dehydrogenase, cytochrome B556 (FDO) subunit (AAD13454.1); Blastp hit to AAD13454.1 (211 aa), 96% identity in aa 1 - 211. | 0.999 |
| fdoG | purU | STM4037 | STM1756 | Similar to E. coli formate dehydrogenase-O, major subunit (AAD13456.1); Blastp hit to AAD13456.1 (1016 aa), 93% identity in aa 1 - 1016. | Formyltetrahydrofolate hydrolase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.902 |
| fdoI | fdoG | STM4035 | STM4037 | Similar to E. coli formate dehydrogenase, cytochrome B556 (FDO) subunit (AAD13454.1); Blastp hit to AAD13454.1 (211 aa), 96% identity in aa 1 - 211. | Similar to E. coli formate dehydrogenase-O, major subunit (AAD13456.1); Blastp hit to AAD13456.1 (1016 aa), 93% identity in aa 1 - 1016. | 0.999 |
| fdoI | purU | STM4035 | STM1756 | Similar to E. coli formate dehydrogenase, cytochrome B556 (FDO) subunit (AAD13454.1); Blastp hit to AAD13454.1 (211 aa), 96% identity in aa 1 - 211. | Formyltetrahydrofolate hydrolase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.900 |
| fmt | folA | STM3407 | STM0087 | 10-formyltetrahydrofolate:L-methionyl-tRNA(fMet) N-formyltransferase; Attaches a formyl group to the free amino group of methionyl- tRNA(fMet). The formyl group appears to play a dual role in the initiator identity of N-formylmethionyl-tRNA by promoting its recognition by IF2 and preventing the misappropriation of this tRNA by the elongation apparatus. | Dihydrofolate reductase type I; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 0.466 |
| fmt | folD | STM3407 | STM0542 | 10-formyltetrahydrofolate:L-methionyl-tRNA(fMet) N-formyltransferase; Attaches a formyl group to the free amino group of methionyl- tRNA(fMet). The formyl group appears to play a dual role in the initiator identity of N-formylmethionyl-tRNA by promoting its recognition by IF2 and preventing the misappropriation of this tRNA by the elongation apparatus. | 5,10-methylene-tetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 0.916 |
| fmt | glyA | STM3407 | STM2555 | 10-formyltetrahydrofolate:L-methionyl-tRNA(fMet) N-formyltransferase; Attaches a formyl group to the free amino group of methionyl- tRNA(fMet). The formyl group appears to play a dual role in the initiator identity of N-formylmethionyl-tRNA by promoting its recognition by IF2 and preventing the misappropriation of this tRNA by the elongation apparatus. | 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 (By similarity). | 0.462 |
| fmt | purH | STM3407 | STM4176 | 10-formyltetrahydrofolate:L-methionyl-tRNA(fMet) N-formyltransferase; Attaches a formyl group to the free amino group of methionyl- tRNA(fMet). The formyl group appears to play a dual role in the initiator identity of N-formylmethionyl-tRNA by promoting its recognition by IF2 and preventing the misappropriation of this tRNA by the elongation apparatus. | Phosphoribosylaminoimidazolecarboxamide formyltransferase; Bifunctional; bifunctional purine biosynthesis protein PURH. (SW:PUR9_SALTY); IMP cyclohydrolase. | 0.945 |
| fmt | purN | STM3407 | STM2500 | 10-formyltetrahydrofolate:L-methionyl-tRNA(fMet) N-formyltransferase; Attaches a formyl group to the free amino group of methionyl- tRNA(fMet). The formyl group appears to play a dual role in the initiator identity of N-formylmethionyl-tRNA by promoting its recognition by IF2 and preventing the misappropriation of this tRNA by the elongation apparatus. | Polyphosphate kinase; 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. | 0.922 |
| fmt | purU | STM3407 | STM1756 | 10-formyltetrahydrofolate:L-methionyl-tRNA(fMet) N-formyltransferase; Attaches a formyl group to the free amino group of methionyl- tRNA(fMet). The formyl group appears to play a dual role in the initiator identity of N-formylmethionyl-tRNA by promoting its recognition by IF2 and preventing the misappropriation of this tRNA by the elongation apparatus. | Formyltetrahydrofolate hydrolase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.900 |
| folA | fmt | STM0087 | STM3407 | Dihydrofolate reductase type I; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 10-formyltetrahydrofolate:L-methionyl-tRNA(fMet) N-formyltransferase; Attaches a formyl group to the free amino group of methionyl- tRNA(fMet). The formyl group appears to play a dual role in the initiator identity of N-formylmethionyl-tRNA by promoting its recognition by IF2 and preventing the misappropriation of this tRNA by the elongation apparatus. | 0.466 |
| folA | folD | STM0087 | STM0542 | Dihydrofolate reductase type I; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 5,10-methylene-tetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 0.681 |
| folA | gcvT | STM0087 | STM3055 | Dihydrofolate reductase type I; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Glycine cleavage complex protein T; The glycine cleavage system catalyzes the degradation of glycine. | 0.912 |
| folA | glyA | STM0087 | STM2555 | Dihydrofolate reductase type I; 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 (By similarity). | 0.939 |
| folA | metH | STM0087 | STM4188 | Dihydrofolate reductase type I; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | B12-dependent homocysteine-N5-methyltetrahydrofolate transmethylase; 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 (By similarity). | 0.928 |
| folA | purH | STM0087 | STM4176 | Dihydrofolate reductase type I; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Phosphoribosylaminoimidazolecarboxamide formyltransferase; Bifunctional; bifunctional purine biosynthesis protein PURH. (SW:PUR9_SALTY); IMP cyclohydrolase. | 0.918 |
| folA | purN | STM0087 | STM2500 | Dihydrofolate reductase type I; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Polyphosphate kinase; 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 |
| folA | purU | STM0087 | STM1756 | Dihydrofolate reductase type I; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Formyltetrahydrofolate hydrolase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.929 |
| folD | fmt | STM0542 | STM3407 | 5,10-methylene-tetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 10-formyltetrahydrofolate:L-methionyl-tRNA(fMet) N-formyltransferase; Attaches a formyl group to the free amino group of methionyl- tRNA(fMet). The formyl group appears to play a dual role in the initiator identity of N-formylmethionyl-tRNA by promoting its recognition by IF2 and preventing the misappropriation of this tRNA by the elongation apparatus. | 0.916 |
| folD | folA | STM0542 | STM0087 | 5,10-methylene-tetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Dihydrofolate reductase type I; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 0.681 |