| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| ispDF | kdsD | SPO2090 | SPO0082 | 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase; Bifunctional enzyme that catalyzes the formation of 4- diphosphocytidyl-2-C-methyl-D-erythritol from CTP and 2-C-methyl-D- erythritol 4-phosphate (MEP) (IspD), and catalyzes the conversion of 4- diphosphocytidyl-2-C-methyl-D-erythritol 2-phosphate (CDP-ME2P) to 2-C- methyl-D-erythritol 2,4-cyclodiphosphate (ME-CPP) with a corresponding release of cytidine 5-monophosphate (CMP) (IspF); In the N-terminal section; belongs to the IspD/TarI cytidylyltransferase family. IspD subfamily. | Arabinose 5-phosphate isomerase; Identified by similarity to SP:P45395; match to protein family HMM PF00571; match to protein family HMM PF01380; match to protein family HMM TIGR00393; Belongs to the SIS family. GutQ/KpsF subfamily. | 0.477 |
| ispDF | nadE | SPO2090 | SPO0426 | 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase; Bifunctional enzyme that catalyzes the formation of 4- diphosphocytidyl-2-C-methyl-D-erythritol from CTP and 2-C-methyl-D- erythritol 4-phosphate (MEP) (IspD), and catalyzes the conversion of 4- diphosphocytidyl-2-C-methyl-D-erythritol 2-phosphate (CDP-ME2P) to 2-C- methyl-D-erythritol 2,4-cyclodiphosphate (ME-CPP) with a corresponding release of cytidine 5-monophosphate (CMP) (IspF); In the N-terminal section; belongs to the IspD/TarI cytidylyltransferase family. IspD subfamily. | Glutamine-dependent NAD(+) synthetase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | 0.563 |
| ispDF | polA | SPO2090 | SPO3844 | 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase; Bifunctional enzyme that catalyzes the formation of 4- diphosphocytidyl-2-C-methyl-D-erythritol from CTP and 2-C-methyl-D- erythritol 4-phosphate (MEP) (IspD), and catalyzes the conversion of 4- diphosphocytidyl-2-C-methyl-D-erythritol 2-phosphate (CDP-ME2P) to 2-C- methyl-D-erythritol 2,4-cyclodiphosphate (ME-CPP) with a corresponding release of cytidine 5-monophosphate (CMP) (IspF); In the N-terminal section; belongs to the IspD/TarI cytidylyltransferase family. IspD subfamily. | DNA polymerase I; In addition to polymerase activity, this DNA polymerase exhibits 5'-3' exonuclease activity; Belongs to the DNA polymerase type-A family. | 0.552 |
| ispDF | ribB | SPO2090 | SPO1761 | 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase; Bifunctional enzyme that catalyzes the formation of 4- diphosphocytidyl-2-C-methyl-D-erythritol from CTP and 2-C-methyl-D- erythritol 4-phosphate (MEP) (IspD), and catalyzes the conversion of 4- diphosphocytidyl-2-C-methyl-D-erythritol 2-phosphate (CDP-ME2P) to 2-C- methyl-D-erythritol 2,4-cyclodiphosphate (ME-CPP) with a corresponding release of cytidine 5-monophosphate (CMP) (IspF); In the N-terminal section; belongs to the IspD/TarI cytidylyltransferase family. IspD subfamily. | 3,4-dihydroxy-2-butanone 4-phosphate synthase/GTP cyclohydrolase II, putative; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate; Belongs to the DHBP synthase family. | 0.653 |
| ispDF | ribD | SPO2090 | SPO1754 | 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase; Bifunctional enzyme that catalyzes the formation of 4- diphosphocytidyl-2-C-methyl-D-erythritol from CTP and 2-C-methyl-D- erythritol 4-phosphate (MEP) (IspD), and catalyzes the conversion of 4- diphosphocytidyl-2-C-methyl-D-erythritol 2-phosphate (CDP-ME2P) to 2-C- methyl-D-erythritol 2,4-cyclodiphosphate (ME-CPP) with a corresponding release of cytidine 5-monophosphate (CMP) (IspF); In the N-terminal section; belongs to the IspD/TarI cytidylyltransferase family. IspD subfamily. | Riboflavin biosynthesis protein RibD; 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. | 0.839 |
| ispDF | ribE | SPO2090 | SPO1759 | 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase; Bifunctional enzyme that catalyzes the formation of 4- diphosphocytidyl-2-C-methyl-D-erythritol from CTP and 2-C-methyl-D- erythritol 4-phosphate (MEP) (IspD), and catalyzes the conversion of 4- diphosphocytidyl-2-C-methyl-D-erythritol 2-phosphate (CDP-ME2P) to 2-C- methyl-D-erythritol 2,4-cyclodiphosphate (ME-CPP) with a corresponding release of cytidine 5-monophosphate (CMP) (IspF); In the N-terminal section; belongs to the IspD/TarI cytidylyltransferase family. IspD subfamily. | Riboflavin synthase, alpha subunit; Identified by similarity to SP:P51961; match to protein family HMM PF00677; match to protein family HMM TIGR00187. | 0.493 |
| kdsD | ispDF | SPO0082 | SPO2090 | Arabinose 5-phosphate isomerase; Identified by similarity to SP:P45395; match to protein family HMM PF00571; match to protein family HMM PF01380; match to protein family HMM TIGR00393; Belongs to the SIS family. GutQ/KpsF subfamily. | 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase; Bifunctional enzyme that catalyzes the formation of 4- diphosphocytidyl-2-C-methyl-D-erythritol from CTP and 2-C-methyl-D- erythritol 4-phosphate (MEP) (IspD), and catalyzes the conversion of 4- diphosphocytidyl-2-C-methyl-D-erythritol 2-phosphate (CDP-ME2P) to 2-C- methyl-D-erythritol 2,4-cyclodiphosphate (ME-CPP) with a corresponding release of cytidine 5-monophosphate (CMP) (IspF); In the N-terminal section; belongs to the IspD/TarI cytidylyltransferase family. IspD subfamily. | 0.477 |
| kdsD | nadE | SPO0082 | SPO0426 | Arabinose 5-phosphate isomerase; Identified by similarity to SP:P45395; match to protein family HMM PF00571; match to protein family HMM PF01380; match to protein family HMM TIGR00393; Belongs to the SIS family. GutQ/KpsF subfamily. | Glutamine-dependent NAD(+) synthetase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | 0.525 |
| kdsD | ribB | SPO0082 | SPO1761 | Arabinose 5-phosphate isomerase; Identified by similarity to SP:P45395; match to protein family HMM PF00571; match to protein family HMM PF01380; match to protein family HMM TIGR00393; Belongs to the SIS family. GutQ/KpsF subfamily. | 3,4-dihydroxy-2-butanone 4-phosphate synthase/GTP cyclohydrolase II, putative; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate; Belongs to the DHBP synthase family. | 0.764 |
| kdsD | ribBA | SPO0082 | SPO3427 | Arabinose 5-phosphate isomerase; Identified by similarity to SP:P45395; match to protein family HMM PF00571; match to protein family HMM PF01380; match to protein family HMM TIGR00393; Belongs to the SIS family. GutQ/KpsF subfamily. | 3,4-dihydroxy-2-butanone 4-phosphate synthase/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. | 0.508 |
| kdsD | ribD | SPO0082 | SPO1754 | Arabinose 5-phosphate isomerase; Identified by similarity to SP:P45395; match to protein family HMM PF00571; match to protein family HMM PF01380; match to protein family HMM TIGR00393; Belongs to the SIS family. GutQ/KpsF subfamily. | Riboflavin biosynthesis protein RibD; 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. | 0.856 |
| kdsD | ribE | SPO0082 | SPO1759 | Arabinose 5-phosphate isomerase; Identified by similarity to SP:P45395; match to protein family HMM PF00571; match to protein family HMM PF01380; match to protein family HMM TIGR00393; Belongs to the SIS family. GutQ/KpsF subfamily. | Riboflavin synthase, alpha subunit; Identified by similarity to SP:P51961; match to protein family HMM PF00677; match to protein family HMM TIGR00187. | 0.488 |
| kdsD | ribH-1 | SPO0082 | SPO0268 | Arabinose 5-phosphate isomerase; Identified by similarity to SP:P45395; match to protein family HMM PF00571; match to protein family HMM PF01380; match to protein family HMM TIGR00393; Belongs to the SIS family. GutQ/KpsF subfamily. | Riboflavin synthase, beta subunit; 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. | 0.463 |
| kdsD | ribH-2 | SPO0082 | SPO1762 | Arabinose 5-phosphate isomerase; Identified by similarity to SP:P45395; match to protein family HMM PF00571; match to protein family HMM PF01380; match to protein family HMM TIGR00393; Belongs to the SIS family. GutQ/KpsF subfamily. | Riboflavin synthase, beta subunit; 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. | 0.463 |
| nadE | ispDF | SPO0426 | SPO2090 | Glutamine-dependent NAD(+) synthetase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase; Bifunctional enzyme that catalyzes the formation of 4- diphosphocytidyl-2-C-methyl-D-erythritol from CTP and 2-C-methyl-D- erythritol 4-phosphate (MEP) (IspD), and catalyzes the conversion of 4- diphosphocytidyl-2-C-methyl-D-erythritol 2-phosphate (CDP-ME2P) to 2-C- methyl-D-erythritol 2,4-cyclodiphosphate (ME-CPP) with a corresponding release of cytidine 5-monophosphate (CMP) (IspF); In the N-terminal section; belongs to the IspD/TarI cytidylyltransferase family. IspD subfamily. | 0.563 |
| nadE | kdsD | SPO0426 | SPO0082 | Glutamine-dependent NAD(+) synthetase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | Arabinose 5-phosphate isomerase; Identified by similarity to SP:P45395; match to protein family HMM PF00571; match to protein family HMM PF01380; match to protein family HMM TIGR00393; Belongs to the SIS family. GutQ/KpsF subfamily. | 0.525 |
| nadE | nrdR | SPO0426 | SPO1753 | Glutamine-dependent NAD(+) synthetase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | Riboflavin biosynthesis protein RibX; Negatively regulates transcription of bacterial ribonucleotide reductase nrd genes and operons by binding to NrdR- boxes; Belongs to the NrdR family. | 0.514 |
| nadE | polA | SPO0426 | SPO3844 | Glutamine-dependent NAD(+) synthetase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | DNA polymerase I; In addition to polymerase activity, this DNA polymerase exhibits 5'-3' exonuclease activity; Belongs to the DNA polymerase type-A family. | 0.525 |
| nadE | ribB | SPO0426 | SPO1761 | Glutamine-dependent NAD(+) synthetase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | 3,4-dihydroxy-2-butanone 4-phosphate synthase/GTP cyclohydrolase II, putative; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate; Belongs to the DHBP synthase family. | 0.811 |
| nadE | ribBA | SPO0426 | SPO3427 | Glutamine-dependent NAD(+) synthetase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | 3,4-dihydroxy-2-butanone 4-phosphate synthase/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. | 0.435 |