| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| Ping_0113 | Ping_1045 | Ping_0113 | Ping_1045 | Methionine synthase (B12-dependent); 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. | 0.932 |
| Ping_0113 | Ping_2726 | Ping_0113 | Ping_2726 | Methionine synthase (B12-dependent); 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. | TIGRFAM: glycine cleavage system T protein; PFAM: glycine cleavage T protein (aminomethyl transferase); Glycine cleavage T-protein, C-terminal barrel; KEGG: vvy:VVA0696 glycine cleavage system T protein. | 0.949 |
| Ping_0113 | folD | Ping_0113 | Ping_1473 | Methionine synthase (B12-dependent); 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. | Methenyltetrahydrofolate cyclohydrolase / 5,10-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. | 0.468 |
| Ping_0113 | glyA | Ping_0113 | Ping_1438 | Methionine synthase (B12-dependent); 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. | 0.934 |
| Ping_0113 | purN | Ping_0113 | Ping_1068 | Methionine synthase (B12-dependent); 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-dependent 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. | 0.918 |
| Ping_0113 | purT | Ping_0113 | Ping_2234 | Methionine synthase (B12-dependent); 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. | Formate-dependent phosphoribosylglycinamide formyltransferase; Involved in the de novo purine biosynthesis. Catalyzes the transfer of formate to 5-phospho-ribosyl-glycinamide (GAR), producing 5-phospho-ribosyl-N-formylglycinamide (FGAR). Formate is provided by PurU via hydrolysis of 10-formyl-tetrahydrofolate; Belongs to the PurK/PurT family. | 0.900 |
| Ping_0113 | purU | Ping_0113 | Ping_1027 | Methionine synthase (B12-dependent); 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 |
| Ping_0113 | purU-2 | Ping_0113 | Ping_1102 | Methionine synthase (B12-dependent); 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 |
| Ping_1045 | Ping_0113 | Ping_1045 | Ping_0113 | 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 (B12-dependent); 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. | 0.932 |
| Ping_1045 | Ping_2726 | Ping_1045 | Ping_2726 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | TIGRFAM: glycine cleavage system T protein; PFAM: glycine cleavage T protein (aminomethyl transferase); Glycine cleavage T-protein, C-terminal barrel; KEGG: vvy:VVA0696 glycine cleavage system T protein. | 0.927 |
| Ping_1045 | glyA | Ping_1045 | Ping_1438 | Dihydrofolate reductase; 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. | 0.937 |
| Ping_1045 | purN | Ping_1045 | Ping_1068 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Formyltetrahydrofolate-dependent 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. | 0.928 |
| Ping_1045 | purT | Ping_1045 | Ping_2234 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | Formate-dependent phosphoribosylglycinamide formyltransferase; Involved in the de novo purine biosynthesis. Catalyzes the transfer of formate to 5-phospho-ribosyl-glycinamide (GAR), producing 5-phospho-ribosyl-N-formylglycinamide (FGAR). Formate is provided by PurU via hydrolysis of 10-formyl-tetrahydrofolate; Belongs to the PurK/PurT family. | 0.900 |
| Ping_1045 | purU | Ping_1045 | Ping_1027 | 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). | 0.911 |
| Ping_1045 | purU-2 | Ping_1045 | Ping_1102 | 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). | 0.911 |
| Ping_2726 | Ping_0113 | Ping_2726 | Ping_0113 | TIGRFAM: glycine cleavage system T protein; PFAM: glycine cleavage T protein (aminomethyl transferase); Glycine cleavage T-protein, C-terminal barrel; KEGG: vvy:VVA0696 glycine cleavage system T protein. | Methionine synthase (B12-dependent); 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. | 0.949 |
| Ping_2726 | Ping_1045 | Ping_2726 | Ping_1045 | TIGRFAM: glycine cleavage system T protein; PFAM: glycine cleavage T protein (aminomethyl transferase); Glycine cleavage T-protein, C-terminal barrel; KEGG: vvy:VVA0696 glycine cleavage system T protein. | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis. | 0.927 |
| Ping_2726 | folD | Ping_2726 | Ping_1473 | TIGRFAM: glycine cleavage system T protein; PFAM: glycine cleavage T protein (aminomethyl transferase); Glycine cleavage T-protein, C-terminal barrel; KEGG: vvy:VVA0696 glycine cleavage system T protein. | Methenyltetrahydrofolate cyclohydrolase / 5,10-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. | 0.964 |
| Ping_2726 | glyA | Ping_2726 | Ping_1438 | TIGRFAM: glycine cleavage system T protein; PFAM: glycine cleavage T protein (aminomethyl transferase); Glycine cleavage T-protein, C-terminal barrel; KEGG: vvy:VVA0696 glycine cleavage system T protein. | 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. | 0.997 |
| Ping_2726 | purN | Ping_2726 | Ping_1068 | TIGRFAM: glycine cleavage system T protein; PFAM: glycine cleavage T protein (aminomethyl transferase); Glycine cleavage T-protein, C-terminal barrel; KEGG: vvy:VVA0696 glycine cleavage system T protein. | Formyltetrahydrofolate-dependent 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. | 0.930 |