| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score | 
| PRU_0199 | folD | PRU_0199 | PRU_1152 | Identified by match to protein family HMM PF01812; match to protein family HMM TIGR02727; Belongs to the 5-formyltetrahydrofolate cyclo-ligase family.  | Bifunctional protein FolD; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate.  | 0.933 | 
| PRU_0199 | purN | PRU_0199 | PRU_2043 | Identified by match to protein family HMM PF01812; match to protein family HMM TIGR02727; Belongs to the 5-formyltetrahydrofolate cyclo-ligase 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.  | 0.915 | 
| PRU_0199 | purT | PRU_0199 | PRU_0175 | Identified by match to protein family HMM PF01812; match to protein family HMM TIGR02727; Belongs to the 5-formyltetrahydrofolate cyclo-ligase family.  | Phosphoribosylglycinamide formyltransferase 2; 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.  | 0.909 | 
| PRU_1927 | folA | PRU_1927 | PRU_1279 | Putative phosphoribosylaminoimidazolecarboxamide formyltransferase; Identified by similarity to SP:P12048; match to protein family HMM PF01808.  | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis.  | 0.911 | 
| PRU_1927 | folD | PRU_1927 | PRU_1152 | Putative phosphoribosylaminoimidazolecarboxamide formyltransferase; Identified by similarity to SP:P12048; match to protein family HMM PF01808.  | Bifunctional protein FolD; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate.  | 0.948 | 
| PRU_1927 | gcvT | PRU_1927 | PRU_2048 | Putative phosphoribosylaminoimidazolecarboxamide formyltransferase; Identified by similarity to SP:P12048; match to protein family HMM PF01808.  | Aminomethyltransferase; The glycine cleavage system catalyzes the degradation of glycine.  | 0.927 | 
| PRU_1927 | glyA | PRU_1927 | PRU_0635 | Putative phosphoribosylaminoimidazolecarboxamide formyltransferase; Identified by similarity to SP:P12048; match to protein family HMM PF01808.  | Glycine 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.  | 0.973 | 
| PRU_1927 | metH | PRU_1927 | PRU_0799 | Putative phosphoribosylaminoimidazolecarboxamide formyltransferase; Identified by similarity to SP:P12048; match to protein family HMM PF01808.  | 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.  | 0.909 | 
| PRU_1927 | purN | PRU_1927 | PRU_2043 | Putative phosphoribosylaminoimidazolecarboxamide formyltransferase; Identified by similarity to SP:P12048; match to protein family HMM PF01808.  | 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.  | 0.992 | 
| PRU_1927 | purT | PRU_1927 | PRU_0175 | Putative phosphoribosylaminoimidazolecarboxamide formyltransferase; Identified by similarity to SP:P12048; match to protein family HMM PF01808.  | Phosphoribosylglycinamide formyltransferase 2; 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.  | 0.964 | 
| fmt | folA | PRU_0234 | PRU_1279 | 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.  | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis.  | 0.917 | 
| fmt | folD | PRU_0234 | PRU_1152 | 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.  | Bifunctional protein FolD; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate.  | 0.954 | 
| fmt | gcvT | PRU_0234 | PRU_2048 | 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.  | Aminomethyltransferase; The glycine cleavage system catalyzes the degradation of glycine.  | 0.915 | 
| fmt | glyA | PRU_0234 | PRU_0635 | 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.  | Glycine 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.  | 0.912 | 
| fmt | metH | PRU_0234 | PRU_0799 | 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-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.  | 0.913 | 
| fmt | purN | PRU_0234 | PRU_2043 | 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.  | 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 | 
| fmt | purT | PRU_0234 | PRU_0175 | 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.  | Phosphoribosylglycinamide formyltransferase 2; 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 | 
| folA | PRU_1927 | PRU_1279 | PRU_1927 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis.  | Putative phosphoribosylaminoimidazolecarboxamide formyltransferase; Identified by similarity to SP:P12048; match to protein family HMM PF01808.  | 0.911 | 
| folA | fmt | PRU_1279 | PRU_0234 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis.  | 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.  | 0.917 | 
| folA | gcvT | PRU_1279 | PRU_2048 | Dihydrofolate reductase; Key enzyme in folate metabolism. Catalyzes an essential reaction for de novo glycine and purine synthesis, and for DNA precursor synthesis.  | Aminomethyltransferase; The glycine cleavage system catalyzes the degradation of glycine.  | 0.916 |