| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| ABC0220 | ABC3183 | ABC0220 | ABC3183 | D-3-phosphoglycerate dehydrogenase; Belongs to the D-isomer specific 2-hydroxyacid dehydrogenase family. | Threonine synthase. | 0.447 |
| ABC0220 | serC | ABC0220 | ABC1531 | D-3-phosphoglycerate dehydrogenase; Belongs to the D-isomer specific 2-hydroxyacid dehydrogenase family. | Phosphoserine aminotransferase; Catalyzes the reversible conversion of 3- phosphohydroxypyruvate to phosphoserine and of 3-hydroxy-2-oxo-4- phosphonooxybutanoate to phosphohydroxythreonine. | 0.907 |
| ABC0220 | thrC | ABC0220 | ABC2941 | D-3-phosphoglycerate dehydrogenase; Belongs to the D-isomer specific 2-hydroxyacid dehydrogenase family. | Threonine synthase; Catalyzes the gamma-elimination of phosphate from L- phosphohomoserine and the beta-addition of water to produce L- threonine. | 0.451 |
| ABC1530 | serC | ABC1530 | ABC1531 | Conserved hypothetical protein. | Phosphoserine aminotransferase; Catalyzes the reversible conversion of 3- phosphohydroxypyruvate to phosphoserine and of 3-hydroxy-2-oxo-4- phosphonooxybutanoate to phosphohydroxythreonine. | 0.817 |
| ABC1932 | glyA | ABC1932 | ABC3863 | HAD superfamily hydrolase. | 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. | 0.915 |
| ABC1932 | serC | ABC1932 | ABC1531 | HAD superfamily hydrolase. | Phosphoserine aminotransferase; Catalyzes the reversible conversion of 3- phosphohydroxypyruvate to phosphoserine and of 3-hydroxy-2-oxo-4- phosphonooxybutanoate to phosphohydroxythreonine. | 0.917 |
| ABC2792 | cysK | ABC2792 | ABC0109 | Cysteine synthase; Belongs to the cysteine synthase/cystathionine beta- synthase family. | Cysteine synthase; Belongs to the cysteine synthase/cystathionine beta- synthase family. | 0.902 |
| ABC2792 | serC | ABC2792 | ABC1531 | Cysteine synthase; Belongs to the cysteine synthase/cystathionine beta- synthase family. | Phosphoserine aminotransferase; Catalyzes the reversible conversion of 3- phosphohydroxypyruvate to phosphoserine and of 3-hydroxy-2-oxo-4- phosphonooxybutanoate to phosphohydroxythreonine. | 0.917 |
| ABC3183 | ABC0220 | ABC3183 | ABC0220 | Threonine synthase. | D-3-phosphoglycerate dehydrogenase; Belongs to the D-isomer specific 2-hydroxyacid dehydrogenase family. | 0.447 |
| ABC3183 | serA | ABC3183 | ABC1843 | Threonine synthase. | D-3-phosphoglycerate dehydrogenase; Belongs to the D-isomer specific 2-hydroxyacid dehydrogenase family. | 0.464 |
| ABC3183 | serC | ABC3183 | ABC1531 | Threonine synthase. | Phosphoserine aminotransferase; Catalyzes the reversible conversion of 3- phosphohydroxypyruvate to phosphoserine and of 3-hydroxy-2-oxo-4- phosphonooxybutanoate to phosphohydroxythreonine. | 0.940 |
| ABC3183 | thrC | ABC3183 | ABC2941 | Threonine synthase. | Threonine synthase; Catalyzes the gamma-elimination of phosphate from L- phosphohomoserine and the beta-addition of water to produce L- threonine. | 0.925 |
| aroA | serA | ABC2765 | ABC1843 | Phospho-2-dehydro-3-deoxyheptonate aldolase; chorismate mutase AroA. | D-3-phosphoglycerate dehydrogenase; Belongs to the D-isomer specific 2-hydroxyacid dehydrogenase family. | 0.519 |
| aroA | serC | ABC2765 | ABC1531 | Phospho-2-dehydro-3-deoxyheptonate aldolase; chorismate mutase AroA. | Phosphoserine aminotransferase; Catalyzes the reversible conversion of 3- phosphohydroxypyruvate to phosphoserine and of 3-hydroxy-2-oxo-4- phosphonooxybutanoate to phosphohydroxythreonine. | 0.806 |
| cysK | ABC2792 | ABC0109 | ABC2792 | Cysteine synthase; Belongs to the cysteine synthase/cystathionine beta- synthase family. | Cysteine synthase; Belongs to the cysteine synthase/cystathionine beta- synthase family. | 0.902 |
| cysK | serC | ABC0109 | ABC1531 | Cysteine synthase; Belongs to the cysteine synthase/cystathionine beta- synthase family. | Phosphoserine aminotransferase; Catalyzes the reversible conversion of 3- phosphohydroxypyruvate to phosphoserine and of 3-hydroxy-2-oxo-4- phosphonooxybutanoate to phosphohydroxythreonine. | 0.916 |
| glyA | ABC1932 | ABC3863 | ABC1932 | 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. | HAD superfamily hydrolase. | 0.915 |
| glyA | serA | ABC3863 | ABC1843 | 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. | D-3-phosphoglycerate dehydrogenase; Belongs to the D-isomer specific 2-hydroxyacid dehydrogenase family. | 0.803 |
| glyA | serC | ABC3863 | ABC1531 | 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. | Phosphoserine aminotransferase; Catalyzes the reversible conversion of 3- phosphohydroxypyruvate to phosphoserine and of 3-hydroxy-2-oxo-4- phosphonooxybutanoate to phosphohydroxythreonine. | 0.809 |
| serA | ABC3183 | ABC1843 | ABC3183 | D-3-phosphoglycerate dehydrogenase; Belongs to the D-isomer specific 2-hydroxyacid dehydrogenase family. | Threonine synthase. | 0.464 |