| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| acoL | fhs | spr1048 | spr1109 | Dihydrolipoamide dehydrogenase. | Formate--tetrahydrofolate ligase; Belongs to the formate--tetrahydrofolate ligase family. | 0.523 |
| acoL | folD | spr1048 | spr0729 | Dihydrolipoamide dehydrogenase. | 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. | 0.943 |
| acoL | glyA | spr1048 | spr0928 | Dihydrolipoamide dehydrogenase. | 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. | 0.946 |
| acoL | metF | spr1048 | spr0515 | Dihydrolipoamide dehydrogenase. | 5,10-methylenetetrahydrofolate reductase; Belongs to the methylenetetrahydrofolate reductase family. | 0.930 |
| acoL | thyA | spr1048 | spr0585 | Dihydrolipoamide dehydrogenase. | 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. | 0.927 |
| fhs | acoL | spr1109 | spr1048 | Formate--tetrahydrofolate ligase; Belongs to the formate--tetrahydrofolate ligase family. | Dihydrolipoamide dehydrogenase. | 0.523 |
| fhs | fmt | spr1109 | spr1580 | Formate--tetrahydrofolate ligase; Belongs to the formate--tetrahydrofolate ligase family. | Methionyl-tRNA 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; Belongs to the Fmt family. | 0.931 |
| fhs | folD | spr1109 | spr0729 | Formate--tetrahydrofolate ligase; Belongs to the formate--tetrahydrofolate ligase 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. | 0.999 |
| fhs | glyA | spr1109 | spr0928 | Formate--tetrahydrofolate ligase; 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 | metF | spr1109 | spr0515 | Formate--tetrahydrofolate ligase; Belongs to the formate--tetrahydrofolate ligase family. | 5,10-methylenetetrahydrofolate reductase; Belongs to the methylenetetrahydrofolate reductase family. | 0.834 |
| fhs | purH | spr1109 | spr0051 | Formate--tetrahydrofolate ligase; Belongs to the formate--tetrahydrofolate ligase family. | Phosphoribosylaminoimidazolecarboxamide formyltransferase. | 0.974 |
| fhs | purN | spr1109 | spr0049 | Formate--tetrahydrofolate ligase; Belongs to the formate--tetrahydrofolate ligase family. | 5'-phosphoribosylglycinamide transformylase 1; 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. | 0.972 |
| fmt | fhs | spr1580 | spr1109 | Methionyl-tRNA 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; Belongs to the Fmt family. | Formate--tetrahydrofolate ligase; Belongs to the formate--tetrahydrofolate ligase family. | 0.931 |
| fmt | folD | spr1580 | spr0729 | Methionyl-tRNA 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; Belongs to the Fmt 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. | 0.880 |
| fmt | nusB | spr1580 | spr0390 | Methionyl-tRNA 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; Belongs to the Fmt family. | Transcription termination protein; Involved in transcription antitermination. Required for transcription of ribosomal RNA (rRNA) genes. Binds specifically to the boxA antiterminator sequence of the ribosomal RNA (rrn) operons. | 0.649 |
| fmt | purH | spr1580 | spr0051 | Methionyl-tRNA 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; Belongs to the Fmt family. | Phosphoribosylaminoimidazolecarboxamide formyltransferase. | 0.921 |
| fmt | purN | spr1580 | spr0049 | Methionyl-tRNA 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; Belongs to the Fmt family. | 5'-phosphoribosylglycinamide transformylase 1; 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. | 0.923 |
| fmt | thyA | spr1580 | spr0585 | Methionyl-tRNA 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; Belongs to the Fmt 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. | 0.684 |
| folD | acoL | spr0729 | spr1048 | 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. | Dihydrolipoamide dehydrogenase. | 0.943 |
| folD | fhs | spr0729 | spr1109 | 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. | Formate--tetrahydrofolate ligase; Belongs to the formate--tetrahydrofolate ligase family. | 0.999 |