| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| CKC_02150 | CKC_02400 | CKC_02150 | CKC_02400 | GTP cyclohydrolase II protein (riboflavin biosynthesis); Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. Belongs to the DHBP synthase family. | 5-amino-6-(5-phosphoribosylamino)uracil reductase/diaminohydroxyphosphoribosylaminopyrimidine; Converts 2,5-diamino-6-(ribosylamino)-4(3h)-pyrimidinone 5'- phosphate into 5-amino-6-(ribosylamino)-2,4(1h,3h)-pyrimidinedione 5'- phosphate; In the C-terminal section; belongs to the HTP reductase family. | 0.999 |
| CKC_02150 | CKC_02405 | CKC_02150 | CKC_02405 | GTP cyclohydrolase II protein (riboflavin biosynthesis); Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. Belongs to the DHBP synthase family. | COG0307 Riboflavin synthase alpha chain. | 0.999 |
| CKC_02150 | CKC_04910 | CKC_02150 | CKC_04910 | GTP cyclohydrolase II protein (riboflavin biosynthesis); Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. Belongs to the DHBP synthase family. | Bifunctional riboflavin kinase/FMN adenylyltransferase; COG0196 FAD synthase; Belongs to the ribF family. | 0.690 |
| CKC_02150 | glyA | CKC_02150 | CKC_02395 | GTP cyclohydrolase II protein (riboflavin biosynthesis); Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. Belongs to the DHBP synthase family. | 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. | 0.729 |
| CKC_02150 | nadE | CKC_02150 | CKC_03290 | GTP cyclohydrolase II protein (riboflavin biosynthesis); Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. Belongs to the DHBP synthase family. | NAD synthetase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | 0.690 |
| CKC_02150 | nusB | CKC_02150 | CKC_02415 | GTP cyclohydrolase II protein (riboflavin biosynthesis); Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. Belongs to the DHBP synthase family. | Transcription antitermination protein NusB; Involved in transcription antitermination. Required for transcription of ribosomal RNA (rRNA) genes. Binds specifically to the boxA antiterminator sequence of the ribosomal RNA (rrn) operons. | 0.744 |
| CKC_02150 | ribH | CKC_02150 | CKC_02410 | GTP cyclohydrolase II protein (riboflavin biosynthesis); Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. Belongs to the DHBP synthase family. | Riboflavin synthase subunit beta; 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 |
| CKC_02390 | CKC_02400 | CKC_02390 | CKC_02400 | COG2989 Uncharacterized protein conserved in bacteria. | 5-amino-6-(5-phosphoribosylamino)uracil reductase/diaminohydroxyphosphoribosylaminopyrimidine; Converts 2,5-diamino-6-(ribosylamino)-4(3h)-pyrimidinone 5'- phosphate into 5-amino-6-(ribosylamino)-2,4(1h,3h)-pyrimidinedione 5'- phosphate; In the C-terminal section; belongs to the HTP reductase family. | 0.672 |
| CKC_02390 | CKC_02405 | CKC_02390 | CKC_02405 | COG2989 Uncharacterized protein conserved in bacteria. | COG0307 Riboflavin synthase alpha chain. | 0.604 |
| CKC_02390 | glyA | CKC_02390 | CKC_02395 | COG2989 Uncharacterized protein conserved in bacteria. | 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. | 0.631 |
| CKC_02400 | CKC_02150 | CKC_02400 | CKC_02150 | 5-amino-6-(5-phosphoribosylamino)uracil reductase/diaminohydroxyphosphoribosylaminopyrimidine; Converts 2,5-diamino-6-(ribosylamino)-4(3h)-pyrimidinone 5'- phosphate into 5-amino-6-(ribosylamino)-2,4(1h,3h)-pyrimidinedione 5'- phosphate; In the C-terminal section; belongs to the HTP reductase family. | GTP cyclohydrolase II protein (riboflavin biosynthesis); Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. Belongs to the DHBP synthase family. | 0.999 |
| CKC_02400 | CKC_02390 | CKC_02400 | CKC_02390 | 5-amino-6-(5-phosphoribosylamino)uracil reductase/diaminohydroxyphosphoribosylaminopyrimidine; Converts 2,5-diamino-6-(ribosylamino)-4(3h)-pyrimidinone 5'- phosphate into 5-amino-6-(ribosylamino)-2,4(1h,3h)-pyrimidinedione 5'- phosphate; In the C-terminal section; belongs to the HTP reductase family. | COG2989 Uncharacterized protein conserved in bacteria. | 0.672 |
| CKC_02400 | CKC_02405 | CKC_02400 | CKC_02405 | 5-amino-6-(5-phosphoribosylamino)uracil reductase/diaminohydroxyphosphoribosylaminopyrimidine; Converts 2,5-diamino-6-(ribosylamino)-4(3h)-pyrimidinone 5'- phosphate into 5-amino-6-(ribosylamino)-2,4(1h,3h)-pyrimidinedione 5'- phosphate; In the C-terminal section; belongs to the HTP reductase family. | COG0307 Riboflavin synthase alpha chain. | 0.999 |
| CKC_02400 | CKC_04910 | CKC_02400 | CKC_04910 | 5-amino-6-(5-phosphoribosylamino)uracil reductase/diaminohydroxyphosphoribosylaminopyrimidine; Converts 2,5-diamino-6-(ribosylamino)-4(3h)-pyrimidinone 5'- phosphate into 5-amino-6-(ribosylamino)-2,4(1h,3h)-pyrimidinedione 5'- phosphate; In the C-terminal section; belongs to the HTP reductase family. | Bifunctional riboflavin kinase/FMN adenylyltransferase; COG0196 FAD synthase; Belongs to the ribF family. | 0.746 |
| CKC_02400 | glyA | CKC_02400 | CKC_02395 | 5-amino-6-(5-phosphoribosylamino)uracil reductase/diaminohydroxyphosphoribosylaminopyrimidine; Converts 2,5-diamino-6-(ribosylamino)-4(3h)-pyrimidinone 5'- phosphate into 5-amino-6-(ribosylamino)-2,4(1h,3h)-pyrimidinedione 5'- phosphate; In the C-terminal section; belongs to the HTP reductase family. | 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. | 0.795 |
| CKC_02400 | nadE | CKC_02400 | CKC_03290 | 5-amino-6-(5-phosphoribosylamino)uracil reductase/diaminohydroxyphosphoribosylaminopyrimidine; Converts 2,5-diamino-6-(ribosylamino)-4(3h)-pyrimidinone 5'- phosphate into 5-amino-6-(ribosylamino)-2,4(1h,3h)-pyrimidinedione 5'- phosphate; In the C-terminal section; belongs to the HTP reductase family. | NAD synthetase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | 0.690 |
| CKC_02400 | nusB | CKC_02400 | CKC_02415 | 5-amino-6-(5-phosphoribosylamino)uracil reductase/diaminohydroxyphosphoribosylaminopyrimidine; Converts 2,5-diamino-6-(ribosylamino)-4(3h)-pyrimidinone 5'- phosphate into 5-amino-6-(ribosylamino)-2,4(1h,3h)-pyrimidinedione 5'- phosphate; In the C-terminal section; belongs to the HTP reductase family. | Transcription antitermination protein NusB; Involved in transcription antitermination. Required for transcription of ribosomal RNA (rRNA) genes. Binds specifically to the boxA antiterminator sequence of the ribosomal RNA (rrn) operons. | 0.899 |
| CKC_02400 | ribH | CKC_02400 | CKC_02410 | 5-amino-6-(5-phosphoribosylamino)uracil reductase/diaminohydroxyphosphoribosylaminopyrimidine; Converts 2,5-diamino-6-(ribosylamino)-4(3h)-pyrimidinone 5'- phosphate into 5-amino-6-(ribosylamino)-2,4(1h,3h)-pyrimidinedione 5'- phosphate; In the C-terminal section; belongs to the HTP reductase family. | Riboflavin synthase subunit beta; 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. | 0.997 |
| CKC_02405 | CKC_02150 | CKC_02405 | CKC_02150 | COG0307 Riboflavin synthase alpha chain. | GTP cyclohydrolase II protein (riboflavin biosynthesis); Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate. Belongs to the DHBP synthase family. | 0.999 |
| CKC_02405 | CKC_02390 | CKC_02405 | CKC_02390 | COG0307 Riboflavin synthase alpha chain. | COG2989 Uncharacterized protein conserved in bacteria. | 0.604 |