| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| Q91_0137 | ahcY | Q91_0137 | Q91_2159 | Modification methylase HaeIII. | Adenosylhomocysteinase; May play a key role in the regulation of the intracellular concentration of adenosylhomocysteine. | 0.904 |
| Q91_0137 | metK-1 | Q91_0137 | Q91_2160 | Modification methylase HaeIII. | S-adenosylmethionine synthase; Catalyzes the formation of S-adenosylmethionine (AdoMet) from methionine and ATP. The overall synthetic reaction is composed of two sequential steps, AdoMet formation and the subsequent tripolyphosphate hydrolysis which occurs prior to release of AdoMet from the enzyme. | 0.923 |
| Q91_1913 | metK-1 | Q91_1913 | Q91_2160 | Phosphopantothenate-cysteine ligase / Phosphopantothenoylcysteine decarboxylase; Catalyzes two steps in the biosynthesis of coenzyme A. In the first step cysteine is conjugated to 4'-phosphopantothenate to form 4- phosphopantothenoylcysteine, in the latter compound is decarboxylated to form 4'-phosphopantotheine; In the C-terminal section; belongs to the PPC synthetase family. | S-adenosylmethionine synthase; Catalyzes the formation of S-adenosylmethionine (AdoMet) from methionine and ATP. The overall synthetic reaction is composed of two sequential steps, AdoMet formation and the subsequent tripolyphosphate hydrolysis which occurs prior to release of AdoMet from the enzyme. | 0.811 |
| Q91_2158 | ahcY | Q91_2158 | Q91_2159 | Methylenetetrahydrofolate reductase; Belongs to the methylenetetrahydrofolate reductase family. | Adenosylhomocysteinase; May play a key role in the regulation of the intracellular concentration of adenosylhomocysteine. | 0.876 |
| Q91_2158 | glyA | Q91_2158 | Q91_1589 | Methylenetetrahydrofolate reductase; Belongs to the methylenetetrahydrofolate reductase family. | Serine hydroxymethyltransferase 2; 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. | 0.950 |
| Q91_2158 | guaA | Q91_2158 | Q91_0615 | Methylenetetrahydrofolate reductase; Belongs to the methylenetetrahydrofolate reductase family. | Bifunctional GMP synthase/glutamine amidotransferase protein; Catalyzes the synthesis of GMP from XMP. | 0.400 |
| Q91_2158 | metE | Q91_2158 | Q91_0921 | Methylenetetrahydrofolate reductase; Belongs to the methylenetetrahydrofolate reductase family. | 5-methyltetrahydropteroyltriglutamate-- homocysteine methyltransferase; Catalyzes the transfer of a methyl group from 5- methyltetrahydrofolate to homocysteine resulting in methionine formation; Belongs to the vitamin-B12 independent methionine synthase family. | 0.955 |
| Q91_2158 | metH | Q91_2158 | Q91_1894 | Methylenetetrahydrofolate reductase; Belongs to the methylenetetrahydrofolate reductase family. | 5-methyltetrahydrofolate--homocysteine methyltransferase, 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. | 0.998 |
| Q91_2158 | metK-1 | Q91_2158 | Q91_2160 | Methylenetetrahydrofolate reductase; Belongs to the methylenetetrahydrofolate reductase family. | S-adenosylmethionine synthase; Catalyzes the formation of S-adenosylmethionine (AdoMet) from methionine and ATP. The overall synthetic reaction is composed of two sequential steps, AdoMet formation and the subsequent tripolyphosphate hydrolysis which occurs prior to release of AdoMet from the enzyme. | 0.950 |
| ahcY | Q91_0137 | Q91_2159 | Q91_0137 | Adenosylhomocysteinase; May play a key role in the regulation of the intracellular concentration of adenosylhomocysteine. | Modification methylase HaeIII. | 0.904 |
| ahcY | Q91_2158 | Q91_2159 | Q91_2158 | Adenosylhomocysteinase; May play a key role in the regulation of the intracellular concentration of adenosylhomocysteine. | Methylenetetrahydrofolate reductase; Belongs to the methylenetetrahydrofolate reductase family. | 0.876 |
| ahcY | glyA | Q91_2159 | Q91_1589 | Adenosylhomocysteinase; May play a key role in the regulation of the intracellular concentration of adenosylhomocysteine. | Serine hydroxymethyltransferase 2; 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. | 0.603 |
| ahcY | metE | Q91_2159 | Q91_0921 | Adenosylhomocysteinase; May play a key role in the regulation of the intracellular concentration of adenosylhomocysteine. | 5-methyltetrahydropteroyltriglutamate-- homocysteine methyltransferase; Catalyzes the transfer of a methyl group from 5- methyltetrahydrofolate to homocysteine resulting in methionine formation; Belongs to the vitamin-B12 independent methionine synthase family. | 0.984 |
| ahcY | metH | Q91_2159 | Q91_1894 | Adenosylhomocysteinase; May play a key role in the regulation of the intracellular concentration of adenosylhomocysteine. | 5-methyltetrahydrofolate--homocysteine methyltransferase, 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. | 0.952 |
| ahcY | metK-1 | Q91_2159 | Q91_2160 | Adenosylhomocysteinase; May play a key role in the regulation of the intracellular concentration of adenosylhomocysteine. | S-adenosylmethionine synthase; Catalyzes the formation of S-adenosylmethionine (AdoMet) from methionine and ATP. The overall synthetic reaction is composed of two sequential steps, AdoMet formation and the subsequent tripolyphosphate hydrolysis which occurs prior to release of AdoMet from the enzyme. | 0.947 |
| glyA | Q91_2158 | Q91_1589 | Q91_2158 | Serine hydroxymethyltransferase 2; 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. | Methylenetetrahydrofolate reductase; Belongs to the methylenetetrahydrofolate reductase family. | 0.950 |
| glyA | ahcY | Q91_1589 | Q91_2159 | Serine hydroxymethyltransferase 2; 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. | Adenosylhomocysteinase; May play a key role in the regulation of the intracellular concentration of adenosylhomocysteine. | 0.603 |
| glyA | guaA | Q91_1589 | Q91_0615 | Serine hydroxymethyltransferase 2; 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 GMP synthase/glutamine amidotransferase protein; Catalyzes the synthesis of GMP from XMP. | 0.570 |
| glyA | metE | Q91_1589 | Q91_0921 | Serine hydroxymethyltransferase 2; 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-methyltetrahydropteroyltriglutamate-- homocysteine methyltransferase; Catalyzes the transfer of a methyl group from 5- methyltetrahydrofolate to homocysteine resulting in methionine formation; Belongs to the vitamin-B12 independent methionine synthase family. | 0.583 |
| glyA | metH | Q91_1589 | Q91_1894 | Serine hydroxymethyltransferase 2; 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-methyltetrahydrofolate--homocysteine methyltransferase, 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. | 0.941 |