| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| PTO0250 | PTO1311 | PTO0250 | PTO1311 | uroporphyrinogen-III synthase; Catalyzes cyclization of the linear tetrapyrrole, hydroxymethylbilane, to the macrocyclic uroporphyrinogen III. | Delta-aminolevulinic acid dehydratase; Belongs to the ALAD family. | 0.978 |
| PTO0250 | PTO1433 | PTO0250 | PTO1433 | uroporphyrinogen-III synthase; Catalyzes cyclization of the linear tetrapyrrole, hydroxymethylbilane, to the macrocyclic uroporphyrinogen III. | Precorrin-2 C20-methyltransferase; Belongs to the precorrin methyltransferase family. | 0.776 |
| PTO0250 | PTO1434 | PTO0250 | PTO1434 | uroporphyrinogen-III synthase; Catalyzes cyclization of the linear tetrapyrrole, hydroxymethylbilane, to the macrocyclic uroporphyrinogen III. | Decarboxylating precorrin-6Y C5,15-methyltransferase. | 0.994 |
| PTO0250 | PTO1435 | PTO0250 | PTO1435 | uroporphyrinogen-III synthase; Catalyzes cyclization of the linear tetrapyrrole, hydroxymethylbilane, to the macrocyclic uroporphyrinogen III. | uroporphyrin-III C-methyltransferase; Belongs to the precorrin methyltransferase family. | 0.935 |
| PTO0250 | cbiA | PTO0250 | PTO0108 | uroporphyrinogen-III synthase; Catalyzes cyclization of the linear tetrapyrrole, hydroxymethylbilane, to the macrocyclic uroporphyrinogen III. | Cobyrinic acid a,c-diamide synthase; Catalyzes the ATP-dependent amidation of the two carboxylate groups at positions a and c of cobyrinate, using either L-glutamine or ammonia as the nitrogen source; Belongs to the CobB/CbiA family. | 0.450 |
| PTO0250 | cobS | PTO0250 | PTO0693 | uroporphyrinogen-III synthase; Catalyzes cyclization of the linear tetrapyrrole, hydroxymethylbilane, to the macrocyclic uroporphyrinogen III. | Cobalamin [5'-phosphate] synthase; Joins adenosylcobinamide-GDP and alpha-ribazole to generate adenosylcobalamin (Ado-cobalamin). Also synthesizes adenosylcobalamin 5'-phosphate from adenosylcobinamide-GDP and alpha-ribazole 5'- phosphate; Belongs to the CobS family. | 0.421 |
| PTO0250 | hemA | PTO0250 | PTO0918 | uroporphyrinogen-III synthase; Catalyzes cyclization of the linear tetrapyrrole, hydroxymethylbilane, to the macrocyclic uroporphyrinogen III. | glutamyl-tRNA reductase; Catalyzes the NADPH-dependent reduction of glutamyl-tRNA(Glu) to glutamate 1-semialdehyde (GSA). | 0.807 |
| PTO0250 | hemC | PTO0250 | PTO0249 | uroporphyrinogen-III synthase; Catalyzes cyclization of the linear tetrapyrrole, hydroxymethylbilane, to the macrocyclic uroporphyrinogen III. | Porphobilinogen deaminase; Tetrapolymerization of the monopyrrole PBG into the hydroxymethylbilane pre-uroporphyrinogen in several discrete steps. | 0.999 |
| PTO0250 | hemL | PTO0250 | PTO0248 | uroporphyrinogen-III synthase; Catalyzes cyclization of the linear tetrapyrrole, hydroxymethylbilane, to the macrocyclic uroporphyrinogen III. | Glutamate-1-semialdehyde 2,1-aminomutase; Belongs to the class-III pyridoxal-phosphate-dependent aminotransferase family. HemL subfamily. | 0.962 |
| PTO1311 | PTO0250 | PTO1311 | PTO0250 | Delta-aminolevulinic acid dehydratase; Belongs to the ALAD family. | uroporphyrinogen-III synthase; Catalyzes cyclization of the linear tetrapyrrole, hydroxymethylbilane, to the macrocyclic uroporphyrinogen III. | 0.978 |
| PTO1311 | PTO1434 | PTO1311 | PTO1434 | Delta-aminolevulinic acid dehydratase; Belongs to the ALAD family. | Decarboxylating precorrin-6Y C5,15-methyltransferase. | 0.991 |
| PTO1311 | PTO1435 | PTO1311 | PTO1435 | Delta-aminolevulinic acid dehydratase; Belongs to the ALAD family. | uroporphyrin-III C-methyltransferase; Belongs to the precorrin methyltransferase family. | 0.943 |
| PTO1311 | cbiA | PTO1311 | PTO0108 | Delta-aminolevulinic acid dehydratase; Belongs to the ALAD family. | Cobyrinic acid a,c-diamide synthase; Catalyzes the ATP-dependent amidation of the two carboxylate groups at positions a and c of cobyrinate, using either L-glutamine or ammonia as the nitrogen source; Belongs to the CobB/CbiA family. | 0.459 |
| PTO1311 | cobS | PTO1311 | PTO0693 | Delta-aminolevulinic acid dehydratase; Belongs to the ALAD family. | Cobalamin [5'-phosphate] synthase; Joins adenosylcobinamide-GDP and alpha-ribazole to generate adenosylcobalamin (Ado-cobalamin). Also synthesizes adenosylcobalamin 5'-phosphate from adenosylcobinamide-GDP and alpha-ribazole 5'- phosphate; Belongs to the CobS family. | 0.503 |
| PTO1311 | hemA | PTO1311 | PTO0918 | Delta-aminolevulinic acid dehydratase; Belongs to the ALAD family. | glutamyl-tRNA reductase; Catalyzes the NADPH-dependent reduction of glutamyl-tRNA(Glu) to glutamate 1-semialdehyde (GSA). | 0.954 |
| PTO1311 | hemC | PTO1311 | PTO0249 | Delta-aminolevulinic acid dehydratase; Belongs to the ALAD family. | Porphobilinogen deaminase; Tetrapolymerization of the monopyrrole PBG into the hydroxymethylbilane pre-uroporphyrinogen in several discrete steps. | 0.999 |
| PTO1311 | hemL | PTO1311 | PTO0248 | Delta-aminolevulinic acid dehydratase; Belongs to the ALAD family. | Glutamate-1-semialdehyde 2,1-aminomutase; Belongs to the class-III pyridoxal-phosphate-dependent aminotransferase family. HemL subfamily. | 0.998 |
| PTO1433 | PTO0250 | PTO1433 | PTO0250 | Precorrin-2 C20-methyltransferase; Belongs to the precorrin methyltransferase family. | uroporphyrinogen-III synthase; Catalyzes cyclization of the linear tetrapyrrole, hydroxymethylbilane, to the macrocyclic uroporphyrinogen III. | 0.776 |
| PTO1433 | PTO1434 | PTO1433 | PTO1434 | Precorrin-2 C20-methyltransferase; Belongs to the precorrin methyltransferase family. | Decarboxylating precorrin-6Y C5,15-methyltransferase. | 0.999 |
| PTO1433 | PTO1435 | PTO1433 | PTO1435 | Precorrin-2 C20-methyltransferase; Belongs to the precorrin methyltransferase family. | uroporphyrin-III C-methyltransferase; Belongs to the precorrin methyltransferase family. | 0.994 |