node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
Q7C_1306 | Q7C_1694 | Q7C_1306 | Q7C_1694 | 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. | PFAM: Methylenetetrahydrofolate reductase; TIGRFAM: 5,10-methylenetetrahydrofolate reductase, prokaryotic form; Belongs to the methylenetetrahydrofolate reductase family. | 0.997 |
Q7C_1306 | Q7C_1970 | Q7C_1306 | Q7C_1970 | 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. | 0.938 |
Q7C_1306 | Q7C_2015 | Q7C_1306 | Q7C_2015 | 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. | FolM Alternative dihydrofolate reductase 1; PFAM: short chain dehydrogenase. | 0.903 |
Q7C_1306 | fhs | Q7C_1306 | Q7C_2372 | 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. | PFAM: Formate--tetrahydrofolate ligase; Belongs to the formate--tetrahydrofolate ligase family. | 0.953 |
Q7C_1306 | fmt | Q7C_1306 | Q7C_1940 | 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. | 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. | 0.940 |
Q7C_1306 | folD | Q7C_1306 | Q7C_775 | 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. | Methylenetetrahydrofolate dehydrogenase (NADP+); Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 0.557 |
Q7C_1306 | glyA | Q7C_1306 | Q7C_2440 | 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. | 0.939 |
Q7C_1306 | purH | Q7C_1306 | Q7C_1826 | 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. | PFAM: AICARFT/IMPCHase bienzyme; MGS-like domain; TIGRFAM: phosphoribosylaminoimidazolecarboxamide formyltransferase/IMP cyclohydrolase. | 0.905 |
Q7C_1306 | purN | Q7C_1306 | Q7C_2634 | 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. | 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. | 0.914 |
Q7C_1306 | purU | Q7C_1306 | Q7C_695 | 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. | Formyltetrahydrofolate deformylase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). | 0.911 |
Q7C_1306 | thyA | Q7C_1306 | Q7C_1806 | 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. | 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. | 0.421 |
Q7C_1694 | Q7C_1306 | Q7C_1694 | Q7C_1306 | PFAM: Methylenetetrahydrofolate reductase; TIGRFAM: 5,10-methylenetetrahydrofolate reductase, prokaryotic form; Belongs to the methylenetetrahydrofolate reductase 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. | 0.997 |
Q7C_1694 | Q7C_2202 | Q7C_1694 | Q7C_2202 | PFAM: Methylenetetrahydrofolate reductase; TIGRFAM: 5,10-methylenetetrahydrofolate reductase, prokaryotic form; Belongs to the methylenetetrahydrofolate reductase family. | PFAM: Methylene-tetrahydromethanopterin dehydrogenase, N-terminal; Shikimate / quinate 5-dehydrogenase. | 0.900 |
Q7C_1694 | fhs | Q7C_1694 | Q7C_2372 | PFAM: Methylenetetrahydrofolate reductase; TIGRFAM: 5,10-methylenetetrahydrofolate reductase, prokaryotic form; Belongs to the methylenetetrahydrofolate reductase family. | PFAM: Formate--tetrahydrofolate ligase; Belongs to the formate--tetrahydrofolate ligase family. | 0.465 |
Q7C_1694 | folD | Q7C_1694 | Q7C_775 | PFAM: Methylenetetrahydrofolate reductase; TIGRFAM: 5,10-methylenetetrahydrofolate reductase, prokaryotic form; Belongs to the methylenetetrahydrofolate reductase family. | Methylenetetrahydrofolate dehydrogenase (NADP+); Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 0.943 |
Q7C_1694 | glyA | Q7C_1694 | Q7C_2440 | PFAM: Methylenetetrahydrofolate reductase; TIGRFAM: 5,10-methylenetetrahydrofolate reductase, prokaryotic form; Belongs to the methylenetetrahydrofolate reductase 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. | 0.953 |
Q7C_1694 | purN | Q7C_1694 | Q7C_2634 | PFAM: Methylenetetrahydrofolate reductase; TIGRFAM: 5,10-methylenetetrahydrofolate reductase, prokaryotic form; Belongs to the methylenetetrahydrofolate reductase family. | 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. | 0.431 |
Q7C_1694 | thyA | Q7C_1694 | Q7C_1806 | PFAM: Methylenetetrahydrofolate reductase; TIGRFAM: 5,10-methylenetetrahydrofolate reductase, prokaryotic form; Belongs to the methylenetetrahydrofolate reductase 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. | 0.935 |
Q7C_1970 | Q7C_1306 | Q7C_1970 | Q7C_1306 | 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. | 0.938 |
Q7C_1970 | Q7C_2015 | Q7C_1970 | Q7C_2015 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | FolM Alternative dihydrofolate reductase 1; PFAM: short chain dehydrogenase. | 0.903 |