| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| PTO0603 | PTO0712 | PTO0603 | PTO0712 | arginyl-tRNA synthetase; Belongs to the class-I aminoacyl-tRNA synthetase family. | 3,4-dihydroxy-2-butanone 4-phosphate synthase; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. | 0.746 |
| PTO0603 | ribH | PTO0603 | PTO0714 | arginyl-tRNA synthetase; Belongs to the class-I aminoacyl-tRNA synthetase family. | 6,7-dimethyl-8-ribityllumazine synthase; Catalyzes the formation of 6,7-dimethyl-8-ribityllumazine by condensation of 5-amino-6-(D-ribitylamino)uracil with 3,4-dihydroxy-2- butanone 4-phosphate. This is the penultimate step in the biosynthesis of riboflavin. | 0.542 |
| PTO0603 | ribK | PTO0603 | PTO0969 | arginyl-tRNA synthetase; Belongs to the class-I aminoacyl-tRNA synthetase family. | Hypothetical conserved archaeal protein; Catalyzes the CTP-dependent phosphorylation of riboflavin (vitamin B2) to form flavin mononucleotide (FMN); Belongs to the archaeal riboflavin kinase family. | 0.672 |
| PTO0603 | taw1 | PTO0603 | PTO1196 | arginyl-tRNA synthetase; Belongs to the class-I aminoacyl-tRNA synthetase family. | Fe-S oxidoreductase; Component of the wyosine derivatives biosynthesis pathway that catalyzes the condensation of N-methylguanine with 2 carbon atoms from pyruvate to form the tricyclic 4-demethylwyosine (imG-14) on guanosine-37 of tRNA(Phe). | 0.713 |
| PTO0710 | PTO0711 | PTO0710 | PTO0711 | Hypothetical protein; Involved in riboflavin synthesis. | N-ethylammeline chlorohydrolase. | 0.856 |
| PTO0710 | PTO0712 | PTO0710 | PTO0712 | Hypothetical protein; Involved in riboflavin synthesis. | 3,4-dihydroxy-2-butanone 4-phosphate synthase; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. | 0.975 |
| PTO0710 | PTO0713 | PTO0710 | PTO0713 | Hypothetical protein; Involved in riboflavin synthesis. | Riboflavin synthase. | 0.471 |
| PTO0710 | ribA | PTO0710 | PTO0570 | Hypothetical protein; Involved in riboflavin synthesis. | GTP cyclohydrolase II; Catalyzes the conversion of GTP to 2,5-diamino-6- ribosylamino-4(3H)-pyrimidinone 5'-phosphate (DARP), formate and pyrophosphate; Belongs to the GTP cyclohydrolase II family. | 0.985 |
| PTO0710 | ribH | PTO0710 | PTO0714 | Hypothetical protein; Involved in riboflavin synthesis. | 6,7-dimethyl-8-ribityllumazine synthase; Catalyzes the formation of 6,7-dimethyl-8-ribityllumazine by condensation of 5-amino-6-(D-ribitylamino)uracil with 3,4-dihydroxy-2- butanone 4-phosphate. This is the penultimate step in the biosynthesis of riboflavin. | 0.962 |
| PTO0711 | PTO0710 | PTO0711 | PTO0710 | N-ethylammeline chlorohydrolase. | Hypothetical protein; Involved in riboflavin synthesis. | 0.856 |
| PTO0711 | PTO0712 | PTO0711 | PTO0712 | N-ethylammeline chlorohydrolase. | 3,4-dihydroxy-2-butanone 4-phosphate synthase; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. | 0.897 |
| PTO0711 | PTO0713 | PTO0711 | PTO0713 | N-ethylammeline chlorohydrolase. | Riboflavin synthase. | 0.935 |
| PTO0711 | ribH | PTO0711 | PTO0714 | N-ethylammeline chlorohydrolase. | 6,7-dimethyl-8-ribityllumazine synthase; Catalyzes the formation of 6,7-dimethyl-8-ribityllumazine by condensation of 5-amino-6-(D-ribitylamino)uracil with 3,4-dihydroxy-2- butanone 4-phosphate. This is the penultimate step in the biosynthesis of riboflavin. | 0.875 |
| PTO0712 | PTO0603 | PTO0712 | PTO0603 | 3,4-dihydroxy-2-butanone 4-phosphate synthase; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. | arginyl-tRNA synthetase; Belongs to the class-I aminoacyl-tRNA synthetase family. | 0.746 |
| PTO0712 | PTO0710 | PTO0712 | PTO0710 | 3,4-dihydroxy-2-butanone 4-phosphate synthase; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. | Hypothetical protein; Involved in riboflavin synthesis. | 0.975 |
| PTO0712 | PTO0711 | PTO0712 | PTO0711 | 3,4-dihydroxy-2-butanone 4-phosphate synthase; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. | N-ethylammeline chlorohydrolase. | 0.897 |
| PTO0712 | PTO0713 | PTO0712 | PTO0713 | 3,4-dihydroxy-2-butanone 4-phosphate synthase; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. | Riboflavin synthase. | 0.977 |
| PTO0712 | guaB | PTO0712 | PTO0470 | 3,4-dihydroxy-2-butanone 4-phosphate synthase; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. | Inosine-5'-monophosphate dehydrogenase; Catalyzes the conversion of inosine 5'-phosphate (IMP) to xanthosine 5'-phosphate (XMP), the first committed and rate-limiting step in the de novo synthesis of guanine nucleotides, and therefore plays an important role in the regulation of cell growth. Belongs to the IMPDH/GMPR family. | 0.584 |
| PTO0712 | ribA | PTO0712 | PTO0570 | 3,4-dihydroxy-2-butanone 4-phosphate synthase; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. | GTP cyclohydrolase II; Catalyzes the conversion of GTP to 2,5-diamino-6- ribosylamino-4(3H)-pyrimidinone 5'-phosphate (DARP), formate and pyrophosphate; Belongs to the GTP cyclohydrolase II family. | 0.991 |
| PTO0712 | ribH | PTO0712 | PTO0714 | 3,4-dihydroxy-2-butanone 4-phosphate synthase; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. | 6,7-dimethyl-8-ribityllumazine synthase; Catalyzes the formation of 6,7-dimethyl-8-ribityllumazine by condensation of 5-amino-6-(D-ribitylamino)uracil with 3,4-dihydroxy-2- butanone 4-phosphate. This is the penultimate step in the biosynthesis of riboflavin. | 0.999 |