| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| birA | dapA | ABO_0368 | ABO_0776 | biotin-[acetyl-CoA-carboxylase] ligase; Acts both as a biotin--[acetyl-CoA-carboxylase] ligase and a biotin-operon repressor. In the presence of ATP, BirA activates biotin to form the BirA-biotinyl-5'-adenylate (BirA-bio-5'-AMP or holoBirA) complex. HoloBirA can either transfer the biotinyl moiety to the biotin carboxyl carrier protein (BCCP) subunit of acetyl-CoA carboxylase, or bind to the biotin operator site and inhibit transcription of the operon. | Dihydrodipicolinate synthase; Catalyzes the condensation of (S)-aspartate-beta-semialdehyde [(S)-ASA] and pyruvate to 4-hydroxy-tetrahydrodipicolinate (HTPA). | 0.479 |
| birA | nadA | ABO_0368 | ABO_0770 | biotin-[acetyl-CoA-carboxylase] ligase; Acts both as a biotin--[acetyl-CoA-carboxylase] ligase and a biotin-operon repressor. In the presence of ATP, BirA activates biotin to form the BirA-biotinyl-5'-adenylate (BirA-bio-5'-AMP or holoBirA) complex. HoloBirA can either transfer the biotinyl moiety to the biotin carboxyl carrier protein (BCCP) subunit of acetyl-CoA carboxylase, or bind to the biotin operator site and inhibit transcription of the operon. | Quinolinate synthetase complex, subunit A; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate; Belongs to the quinolinate synthase A family. Type 1 subfamily. | 0.525 |
| birA | nadB | ABO_0368 | ABO_1641 | biotin-[acetyl-CoA-carboxylase] ligase; Acts both as a biotin--[acetyl-CoA-carboxylase] ligase and a biotin-operon repressor. In the presence of ATP, BirA activates biotin to form the BirA-biotinyl-5'-adenylate (BirA-bio-5'-AMP or holoBirA) complex. HoloBirA can either transfer the biotinyl moiety to the biotin carboxyl carrier protein (BCCP) subunit of acetyl-CoA carboxylase, or bind to the biotin operator site and inhibit transcription of the operon. | L-aspartate oxidase; Catalyzes the oxidation of L-aspartate to iminoaspartate. | 0.454 |
| birA | nadE | ABO_0368 | ABO_0474 | biotin-[acetyl-CoA-carboxylase] ligase; Acts both as a biotin--[acetyl-CoA-carboxylase] ligase and a biotin-operon repressor. In the presence of ATP, BirA activates biotin to form the BirA-biotinyl-5'-adenylate (BirA-bio-5'-AMP or holoBirA) complex. HoloBirA can either transfer the biotinyl moiety to the biotin carboxyl carrier protein (BCCP) subunit of acetyl-CoA carboxylase, or bind to the biotin operator site and inhibit transcription of the operon. | NAD+ synthase (glutamine-hydrolysing); Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | 0.632 |
| birA | rec2 | ABO_0368 | ABO_1052 | biotin-[acetyl-CoA-carboxylase] ligase; Acts both as a biotin--[acetyl-CoA-carboxylase] ligase and a biotin-operon repressor. In the presence of ATP, BirA activates biotin to form the BirA-biotinyl-5'-adenylate (BirA-bio-5'-AMP or holoBirA) complex. HoloBirA can either transfer the biotinyl moiety to the biotin carboxyl carrier protein (BCCP) subunit of acetyl-CoA carboxylase, or bind to the biotin operator site and inhibit transcription of the operon. | (DNA internalization-related competence protein ComEC/Rec2) identified by match to PFAM protein family HMMPF03772 InterPro: DNA internalization-related competence protein ComEC/Rec2 Possibly exported; Family membership. | 0.496 |
| birA | ribD | ABO_0368 | ABO_2174 | biotin-[acetyl-CoA-carboxylase] ligase; Acts both as a biotin--[acetyl-CoA-carboxylase] ligase and a biotin-operon repressor. In the presence of ATP, BirA activates biotin to form the BirA-biotinyl-5'-adenylate (BirA-bio-5'-AMP or holoBirA) complex. HoloBirA can either transfer the biotinyl moiety to the biotin carboxyl carrier protein (BCCP) subunit of acetyl-CoA carboxylase, or bind to the biotin operator site and inhibit transcription of the operon. | (S)-2-hydroxy-fatty-acid dehydrogenase; 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. | 0.609 |
| cysE | nadA | ABO_0514 | ABO_0770 | Serine acetyltransferase; Identified by sequence similarity; putative InterPro: Bacterial transferase hexapeptide repeat; High confidence in function and specificity. | Quinolinate synthetase complex, subunit A; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate; Belongs to the quinolinate synthase A family. Type 1 subfamily. | 0.726 |
| dapA | birA | ABO_0776 | ABO_0368 | Dihydrodipicolinate synthase; Catalyzes the condensation of (S)-aspartate-beta-semialdehyde [(S)-ASA] and pyruvate to 4-hydroxy-tetrahydrodipicolinate (HTPA). | biotin-[acetyl-CoA-carboxylase] ligase; Acts both as a biotin--[acetyl-CoA-carboxylase] ligase and a biotin-operon repressor. In the presence of ATP, BirA activates biotin to form the BirA-biotinyl-5'-adenylate (BirA-bio-5'-AMP or holoBirA) complex. HoloBirA can either transfer the biotinyl moiety to the biotin carboxyl carrier protein (BCCP) subunit of acetyl-CoA carboxylase, or bind to the biotin operator site and inhibit transcription of the operon. | 0.479 |
| dapA | nadA | ABO_0776 | ABO_0770 | Dihydrodipicolinate synthase; Catalyzes the condensation of (S)-aspartate-beta-semialdehyde [(S)-ASA] and pyruvate to 4-hydroxy-tetrahydrodipicolinate (HTPA). | Quinolinate synthetase complex, subunit A; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate; Belongs to the quinolinate synthase A family. Type 1 subfamily. | 0.680 |
| dapA | ribD | ABO_0776 | ABO_2174 | Dihydrodipicolinate synthase; Catalyzes the condensation of (S)-aspartate-beta-semialdehyde [(S)-ASA] and pyruvate to 4-hydroxy-tetrahydrodipicolinate (HTPA). | (S)-2-hydroxy-fatty-acid dehydrogenase; 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. | 0.530 |
| gmk-2 | nadA | ABO_0178 | ABO_0770 | Guanylate kinase; Essential for recycling GMP and indirectly, cGMP. | Quinolinate synthetase complex, subunit A; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate; Belongs to the quinolinate synthase A family. Type 1 subfamily. | 0.736 |
| gmk-2 | rec2 | ABO_0178 | ABO_1052 | Guanylate kinase; Essential for recycling GMP and indirectly, cGMP. | (DNA internalization-related competence protein ComEC/Rec2) identified by match to PFAM protein family HMMPF03772 InterPro: DNA internalization-related competence protein ComEC/Rec2 Possibly exported; Family membership. | 0.407 |
| gmk-2 | ribD | ABO_0178 | ABO_2174 | Guanylate kinase; Essential for recycling GMP and indirectly, cGMP. | (S)-2-hydroxy-fatty-acid dehydrogenase; 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. | 0.630 |
| nadA | birA | ABO_0770 | ABO_0368 | Quinolinate synthetase complex, subunit A; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate; Belongs to the quinolinate synthase A family. Type 1 subfamily. | biotin-[acetyl-CoA-carboxylase] ligase; Acts both as a biotin--[acetyl-CoA-carboxylase] ligase and a biotin-operon repressor. In the presence of ATP, BirA activates biotin to form the BirA-biotinyl-5'-adenylate (BirA-bio-5'-AMP or holoBirA) complex. HoloBirA can either transfer the biotinyl moiety to the biotin carboxyl carrier protein (BCCP) subunit of acetyl-CoA carboxylase, or bind to the biotin operator site and inhibit transcription of the operon. | 0.525 |
| nadA | cysE | ABO_0770 | ABO_0514 | Quinolinate synthetase complex, subunit A; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate; Belongs to the quinolinate synthase A family. Type 1 subfamily. | Serine acetyltransferase; Identified by sequence similarity; putative InterPro: Bacterial transferase hexapeptide repeat; High confidence in function and specificity. | 0.726 |
| nadA | dapA | ABO_0770 | ABO_0776 | Quinolinate synthetase complex, subunit A; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate; Belongs to the quinolinate synthase A family. Type 1 subfamily. | Dihydrodipicolinate synthase; Catalyzes the condensation of (S)-aspartate-beta-semialdehyde [(S)-ASA] and pyruvate to 4-hydroxy-tetrahydrodipicolinate (HTPA). | 0.680 |
| nadA | gmk-2 | ABO_0770 | ABO_0178 | Quinolinate synthetase complex, subunit A; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate; Belongs to the quinolinate synthase A family. Type 1 subfamily. | Guanylate kinase; Essential for recycling GMP and indirectly, cGMP. | 0.736 |
| nadA | nadB | ABO_0770 | ABO_1641 | Quinolinate synthetase complex, subunit A; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate; Belongs to the quinolinate synthase A family. Type 1 subfamily. | L-aspartate oxidase; Catalyzes the oxidation of L-aspartate to iminoaspartate. | 0.999 |
| nadA | nadC | ABO_0770 | ABO_0617 | Quinolinate synthetase complex, subunit A; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate; Belongs to the quinolinate synthase A family. Type 1 subfamily. | (nicotinate-nucleotide pyrophosphorylase) identified by sequencesimilarity; putative InterPro: Nicotinate-nucleotide pyrophosphorylase; High confidence in function and specificity; Belongs to the NadC/ModD family. | 0.999 |
| nadA | nadE | ABO_0770 | ABO_0474 | Quinolinate synthetase complex, subunit A; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate; Belongs to the quinolinate synthase A family. Type 1 subfamily. | NAD+ synthase (glutamine-hydrolysing); Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses L-glutamine as a nitrogen source. | 0.565 |