| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| PrsA | hisG | RAM_00410 | RAM_25010 | Ribose-phosphate pyrophosphokinase; COG0462 Phosphoribosylpyrophosphate synthetase. | ATP phosphoribosyltransferase; Catalyzes the condensation of ATP and 5-phosphoribose 1- diphosphate to form N'-(5'-phosphoribosyl)-ATP (PR-ATP). Has a crucial role in the pathway because the rate of histidine biosynthesis seems to be controlled primarily by regulation of HisG enzymatic activity. Belongs to the ATP phosphoribosyltransferase family. Long subfamily. | 0.853 |
| PrsA | prs | RAM_00410 | RAM_42295 | Ribose-phosphate pyrophosphokinase; COG0462 Phosphoribosylpyrophosphate synthetase. | Ribose-phosphate pyrophosphokinase; Involved in the biosynthesis of the central metabolite phospho-alpha-D-ribosyl-1-pyrophosphate (PRPP) via the transfer of pyrophosphoryl group from ATP to 1-hydroxyl of ribose-5-phosphate (Rib- 5-P); Belongs to the ribose-phosphate pyrophosphokinase family. Class I subfamily. | 0.909 |
| hisA | hisB | RAM_11560 | RAM_11475 | COG0106 Phosphoribosylformimino-5-aminoimidazole carboxamide ribonucleotide (ProFAR) isomerase. | COG0131 Imidazoleglycerol-phosphate dehydratase. | 0.996 |
| hisA | hisC | RAM_11560 | RAM_11470 | COG0106 Phosphoribosylformimino-5-aminoimidazole carboxamide ribonucleotide (ProFAR) isomerase. | COG0079 Histidinol-phosphate/aromatic aminotransferase and cobyric acid decarboxylase; Belongs to the class-II pyridoxal-phosphate-dependent aminotransferase family. Histidinol-phosphate aminotransferase subfamily. | 0.975 |
| hisA | hisD | RAM_11560 | RAM_11465 | COG0106 Phosphoribosylformimino-5-aminoimidazole carboxamide ribonucleotide (ProFAR) isomerase. | Bifunctional histidinal dehydrogenase/ histidinol dehydrogenase; Catalyzes the sequential NAD-dependent oxidations of L- histidinol to L-histidinaldehyde and then to L-histidine. | 0.996 |
| hisA | hisE | RAM_11560 | RAM_25015 | COG0106 Phosphoribosylformimino-5-aminoimidazole carboxamide ribonucleotide (ProFAR) isomerase. | COG0140 Phosphoribosyl-ATP pyrophosphohydrolase. | 0.987 |
| hisA | hisF | RAM_11560 | RAM_11620 | COG0106 Phosphoribosylformimino-5-aminoimidazole carboxamide ribonucleotide (ProFAR) isomerase. | Cyclase HisF; IGPS catalyzes the conversion of PRFAR and glutamine to IGP, AICAR and glutamate. The HisF subunit catalyzes the cyclization activity that produces IGP and AICAR from PRFAR using the ammonia provided by the HisH subunit. | 0.999 |
| hisA | hisG | RAM_11560 | RAM_25010 | COG0106 Phosphoribosylformimino-5-aminoimidazole carboxamide ribonucleotide (ProFAR) isomerase. | ATP phosphoribosyltransferase; Catalyzes the condensation of ATP and 5-phosphoribose 1- diphosphate to form N'-(5'-phosphoribosyl)-ATP (PR-ATP). Has a crucial role in the pathway because the rate of histidine biosynthesis seems to be controlled primarily by regulation of HisG enzymatic activity. Belongs to the ATP phosphoribosyltransferase family. Long subfamily. | 0.995 |
| hisA | hisH | RAM_11560 | RAM_11555 | COG0106 Phosphoribosylformimino-5-aminoimidazole carboxamide ribonucleotide (ProFAR) isomerase. | Glutamine amidotransferase HisH; IGPS catalyzes the conversion of PRFAR and glutamine to IGP, AICAR and glutamate. The HisH subunit catalyzes the hydrolysis of glutamine to glutamate and ammonia as part of the synthesis of IGP and AICAR. The resulting ammonia molecule is channeled to the active site of HisF. | 0.999 |
| hisA | hisI | RAM_11560 | RAM_11630 | COG0106 Phosphoribosylformimino-5-aminoimidazole carboxamide ribonucleotide (ProFAR) isomerase. | phosphoribosyl-AMP cyclohydrolase; Catalyzes the hydrolysis of the adenine ring of phosphoribosyl-AMP. | 0.999 |
| hisB | hisA | RAM_11475 | RAM_11560 | COG0131 Imidazoleglycerol-phosphate dehydratase. | COG0106 Phosphoribosylformimino-5-aminoimidazole carboxamide ribonucleotide (ProFAR) isomerase. | 0.996 |
| hisB | hisC | RAM_11475 | RAM_11470 | COG0131 Imidazoleglycerol-phosphate dehydratase. | COG0079 Histidinol-phosphate/aromatic aminotransferase and cobyric acid decarboxylase; Belongs to the class-II pyridoxal-phosphate-dependent aminotransferase family. Histidinol-phosphate aminotransferase subfamily. | 0.999 |
| hisB | hisD | RAM_11475 | RAM_11465 | COG0131 Imidazoleglycerol-phosphate dehydratase. | Bifunctional histidinal dehydrogenase/ histidinol dehydrogenase; Catalyzes the sequential NAD-dependent oxidations of L- histidinol to L-histidinaldehyde and then to L-histidine. | 0.999 |
| hisB | hisE | RAM_11475 | RAM_25015 | COG0131 Imidazoleglycerol-phosphate dehydratase. | COG0140 Phosphoribosyl-ATP pyrophosphohydrolase. | 0.988 |
| hisB | hisF | RAM_11475 | RAM_11620 | COG0131 Imidazoleglycerol-phosphate dehydratase. | Cyclase HisF; IGPS catalyzes the conversion of PRFAR and glutamine to IGP, AICAR and glutamate. The HisF subunit catalyzes the cyclization activity that produces IGP and AICAR from PRFAR using the ammonia provided by the HisH subunit. | 0.999 |
| hisB | hisG | RAM_11475 | RAM_25010 | COG0131 Imidazoleglycerol-phosphate dehydratase. | ATP phosphoribosyltransferase; Catalyzes the condensation of ATP and 5-phosphoribose 1- diphosphate to form N'-(5'-phosphoribosyl)-ATP (PR-ATP). Has a crucial role in the pathway because the rate of histidine biosynthesis seems to be controlled primarily by regulation of HisG enzymatic activity. Belongs to the ATP phosphoribosyltransferase family. Long subfamily. | 0.995 |
| hisB | hisH | RAM_11475 | RAM_11555 | COG0131 Imidazoleglycerol-phosphate dehydratase. | Glutamine amidotransferase HisH; IGPS catalyzes the conversion of PRFAR and glutamine to IGP, AICAR and glutamate. The HisH subunit catalyzes the hydrolysis of glutamine to glutamate and ammonia as part of the synthesis of IGP and AICAR. The resulting ammonia molecule is channeled to the active site of HisF. | 0.999 |
| hisB | hisI | RAM_11475 | RAM_11630 | COG0131 Imidazoleglycerol-phosphate dehydratase. | phosphoribosyl-AMP cyclohydrolase; Catalyzes the hydrolysis of the adenine ring of phosphoribosyl-AMP. | 0.992 |
| hisC | hisA | RAM_11470 | RAM_11560 | COG0079 Histidinol-phosphate/aromatic aminotransferase and cobyric acid decarboxylase; Belongs to the class-II pyridoxal-phosphate-dependent aminotransferase family. Histidinol-phosphate aminotransferase subfamily. | COG0106 Phosphoribosylformimino-5-aminoimidazole carboxamide ribonucleotide (ProFAR) isomerase. | 0.975 |
| hisC | hisB | RAM_11470 | RAM_11475 | COG0079 Histidinol-phosphate/aromatic aminotransferase and cobyric acid decarboxylase; Belongs to the class-II pyridoxal-phosphate-dependent aminotransferase family. Histidinol-phosphate aminotransferase subfamily. | COG0131 Imidazoleglycerol-phosphate dehydratase. | 0.999 |