| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| APG91766.1 | metF | SAMCFNEI73_Ch2488 | SAMCFNEI73_Ch2487 | ArsR family transcriptional regulator; Region:COG0640K. | 5,10-methylenetetrahydrofolate reductase; Region:COG0685E; Belongs to the methylenetetrahydrofolate reductase family. | 0.818 |
| folD | gcvT | SAMCFNEI73_Ch0698 | SAMCFNEI73_Ch1935 | Bifunctional methylenetetrahydrofolate dehydrogenase/methenyltetrahydrofolate cyclohydrolase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Aminomethyltransferase GcvT; Region:COG0404E. | 0.950 |
| folD | glyA | SAMCFNEI73_Ch0698 | SAMCFNEI73_Ch1277 | Bifunctional methylenetetrahydrofolate dehydrogenase/methenyltetrahydrofolate cyclohydrolase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Pyridoxal-phosphate-dependent 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. | 0.989 |
| folD | metF | SAMCFNEI73_Ch0698 | SAMCFNEI73_Ch2487 | Bifunctional methylenetetrahydrofolate dehydrogenase/methenyltetrahydrofolate cyclohydrolase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 5,10-methylenetetrahydrofolate reductase; Region:COG0685E; Belongs to the methylenetetrahydrofolate reductase family. | 0.933 |
| folD | metH-3 | SAMCFNEI73_Ch0698 | SAMCFNEI73_Ch3399 | Bifunctional methylenetetrahydrofolate dehydrogenase/methenyltetrahydrofolate cyclohydrolase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Methionine synthase MetH; 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. | 0.518 |
| folD | metK | SAMCFNEI73_Ch0698 | SAMCFNEI73_Ch0422 | Bifunctional methylenetetrahydrofolate dehydrogenase/methenyltetrahydrofolate cyclohydrolase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | S-adenosylmethionine synthase MetK; Region:COG0192H; Belongs to the AdoMet synthase family. | 0.471 |
| folD | thyA | SAMCFNEI73_Ch0698 | SAMCFNEI73_Ch2406 | Bifunctional methylenetetrahydrofolate dehydrogenase/methenyltetrahydrofolate cyclohydrolase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | Thymidylate synthase ThyA; 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. | 0.937 |
| gcvT | folD | SAMCFNEI73_Ch1935 | SAMCFNEI73_Ch0698 | Aminomethyltransferase GcvT; Region:COG0404E. | Bifunctional methylenetetrahydrofolate dehydrogenase/methenyltetrahydrofolate cyclohydrolase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 0.950 |
| gcvT | glyA | SAMCFNEI73_Ch1935 | SAMCFNEI73_Ch1277 | Aminomethyltransferase GcvT; Region:COG0404E. | Pyridoxal-phosphate-dependent 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. | 0.995 |
| gcvT | metF | SAMCFNEI73_Ch1935 | SAMCFNEI73_Ch2487 | Aminomethyltransferase GcvT; Region:COG0404E. | 5,10-methylenetetrahydrofolate reductase; Region:COG0685E; Belongs to the methylenetetrahydrofolate reductase family. | 0.919 |
| gcvT | metH | SAMCFNEI73_Ch1935 | SAMCFNEI73_Ch2207 | Aminomethyltransferase GcvT; Region:COG0404E. | Methionine synthase MetH; Region:COG0646E. | 0.914 |
| gcvT | metH-2 | SAMCFNEI73_Ch1935 | SAMCFNEI73_Ch2224 | Aminomethyltransferase GcvT; Region:COG0404E. | Methionine synthase MetH; Region:COG1410E. | 0.907 |
| gcvT | metH-3 | SAMCFNEI73_Ch1935 | SAMCFNEI73_Ch3399 | Aminomethyltransferase GcvT; Region:COG0404E. | Methionine synthase MetH; 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. | 0.934 |
| gcvT | thyA | SAMCFNEI73_Ch1935 | SAMCFNEI73_Ch2406 | Aminomethyltransferase GcvT; Region:COG0404E. | Thymidylate synthase ThyA; 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. | 0.918 |
| glyA | folD | SAMCFNEI73_Ch1277 | SAMCFNEI73_Ch0698 | Pyridoxal-phosphate-dependent 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. | Bifunctional methylenetetrahydrofolate dehydrogenase/methenyltetrahydrofolate cyclohydrolase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. | 0.989 |
| glyA | gcvT | SAMCFNEI73_Ch1277 | SAMCFNEI73_Ch1935 | Pyridoxal-phosphate-dependent 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. | Aminomethyltransferase GcvT; Region:COG0404E. | 0.995 |
| glyA | metA | SAMCFNEI73_Ch1277 | SAMCFNEI73_Ch3566 | Pyridoxal-phosphate-dependent 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. | Homoserine O-succinyltransferase MetA; Transfers an acetyl group from acetyl-CoA to L-homoserine, forming acetyl-L-homoserine; Belongs to the MetA family. | 0.800 |
| glyA | metF | SAMCFNEI73_Ch1277 | SAMCFNEI73_Ch2487 | Pyridoxal-phosphate-dependent 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. | 5,10-methylenetetrahydrofolate reductase; Region:COG0685E; Belongs to the methylenetetrahydrofolate reductase family. | 0.935 |
| glyA | metH | SAMCFNEI73_Ch1277 | SAMCFNEI73_Ch2207 | Pyridoxal-phosphate-dependent 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. | Methionine synthase MetH; Region:COG0646E. | 0.914 |
| glyA | metH-2 | SAMCFNEI73_Ch1277 | SAMCFNEI73_Ch2224 | Pyridoxal-phosphate-dependent 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. | Methionine synthase MetH; Region:COG1410E. | 0.914 |