| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| SPO2711 | ribF | SPO2711 | SPO3154 | Identified by match to protein family HMM PF01613; match to protein family HMM PF02515; Belongs to the CoA-transferase III family. | Riboflavin biosynthesis protein RibF; Identified by similarity to SP:P73651; match to protein family HMM PF01687; match to protein family HMM PF06574; match to protein family HMM TIGR00083; Belongs to the ribF family. | 0.909 |
| SPO3155 | SPO3156 | SPO3155 | SPO3156 | Hypothetical protein; Identified by similarity to SP:O68068; match to protein family HMM PF05779; Belongs to the UPF0260 family. | L-threonine aldolase, low-specificity, putative; Identified by similarity to SP:O50584. | 0.861 |
| SPO3155 | ribD | SPO3155 | SPO1754 | Hypothetical protein; Identified by similarity to SP:O68068; match to protein family HMM PF05779; Belongs to the UPF0260 family. | 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. | 0.449 |
| SPO3155 | ribF | SPO3155 | SPO3154 | Hypothetical protein; Identified by similarity to SP:O68068; match to protein family HMM PF05779; Belongs to the UPF0260 family. | Riboflavin biosynthesis protein RibF; Identified by similarity to SP:P73651; match to protein family HMM PF01687; match to protein family HMM PF06574; match to protein family HMM TIGR00083; Belongs to the ribF family. | 0.861 |
| SPO3156 | SPO3155 | SPO3156 | SPO3155 | L-threonine aldolase, low-specificity, putative; Identified by similarity to SP:O50584. | Hypothetical protein; Identified by similarity to SP:O68068; match to protein family HMM PF05779; Belongs to the UPF0260 family. | 0.861 |
| SPO3156 | ribD | SPO3156 | SPO1754 | L-threonine aldolase, low-specificity, putative; Identified by similarity to SP:O50584. | 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. | 0.420 |
| SPO3156 | ribF | SPO3156 | SPO3154 | L-threonine aldolase, low-specificity, putative; Identified by similarity to SP:O50584. | Riboflavin biosynthesis protein RibF; Identified by similarity to SP:P73651; match to protein family HMM PF01687; match to protein family HMM PF06574; match to protein family HMM TIGR00083; Belongs to the ribF family. | 0.884 |
| coaBC | ribD | SPO0408 | SPO1754 | Phosphopantothenoylcysteine decarboxylase/phosphopantothenate--cysteine ligase; Catalyzes two steps in the biosynthesis of coenzyme A. In the first step cysteine is conjugated to 4'-phosphopantothenate to form 4- phosphopantothenoylcysteine, in the latter compound is decarboxylated to form 4'-phosphopantotheine; In the C-terminal section; belongs to the PPC synthetase family. | 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. | 0.697 |
| coaBC | ribF | SPO0408 | SPO3154 | Phosphopantothenoylcysteine decarboxylase/phosphopantothenate--cysteine ligase; Catalyzes two steps in the biosynthesis of coenzyme A. In the first step cysteine is conjugated to 4'-phosphopantothenate to form 4- phosphopantothenoylcysteine, in the latter compound is decarboxylated to form 4'-phosphopantotheine; In the C-terminal section; belongs to the PPC synthetase family. | Riboflavin biosynthesis protein RibF; Identified by similarity to SP:P73651; match to protein family HMM PF01687; match to protein family HMM PF06574; match to protein family HMM TIGR00083; Belongs to the ribF family. | 0.759 |
| 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 |
| ispDF | ribF | SPO2090 | SPO3154 | 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 RibF; Identified by similarity to SP:P73651; match to protein family HMM PF01687; match to protein family HMM PF06574; match to protein family HMM TIGR00083; Belongs to the ribF family. | 0.746 |
| ribD | SPO3155 | SPO1754 | SPO3155 | 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. | Hypothetical protein; Identified by similarity to SP:O68068; match to protein family HMM PF05779; Belongs to the UPF0260 family. | 0.449 |
| ribD | SPO3156 | SPO1754 | SPO3156 | 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. | L-threonine aldolase, low-specificity, putative; Identified by similarity to SP:O50584. | 0.420 |
| ribD | coaBC | SPO1754 | SPO0408 | 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. | Phosphopantothenoylcysteine decarboxylase/phosphopantothenate--cysteine ligase; Catalyzes two steps in the biosynthesis of coenzyme A. In the first step cysteine is conjugated to 4'-phosphopantothenate to form 4- phosphopantothenoylcysteine, in the latter compound is decarboxylated to form 4'-phosphopantotheine; In the C-terminal section; belongs to the PPC synthetase family. | 0.697 |
| ribD | ispDF | SPO1754 | SPO2090 | 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. | 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. | 0.839 |
| ribD | ribE | SPO1754 | SPO1759 | 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. | Riboflavin synthase, alpha subunit; Identified by similarity to SP:P51961; match to protein family HMM PF00677; match to protein family HMM TIGR00187. | 0.999 |
| ribD | ribF | SPO1754 | SPO3154 | 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. | Riboflavin biosynthesis protein RibF; Identified by similarity to SP:P73651; match to protein family HMM PF01687; match to protein family HMM PF06574; match to protein family HMM TIGR00083; Belongs to the ribF family. | 0.813 |
| ribD | ribH-1 | SPO1754 | SPO0268 | 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. | 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. | 0.973 |
| ribD | ribH-2 | SPO1754 | SPO1762 | 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. | 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. | 0.984 |