| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| SO_1550 | queF | SO_1550 | SO_1608 | Putative lysine decarboxylase with DUF3412 domain. | NADPH-dependent preQ0 reductase QueF; Catalyzes the NADPH-dependent reduction of 7-cyano-7- deazaguanine (preQ0) to 7-aminomethyl-7-deazaguanine (preQ1). | 0.807 |
| SO_4715 | queF | SO_4715 | SO_1608 | Membrane protein of unknown function DUF165; Involved in the import of queuosine (Q) precursors, required for Q precursor salvage; Belongs to the vitamin uptake transporter (VUT/ECF) (TC 2.A.88) family. Q precursor transporter subfamily. | NADPH-dependent preQ0 reductase QueF; Catalyzes the NADPH-dependent reduction of 7-cyano-7- deazaguanine (preQ0) to 7-aminomethyl-7-deazaguanine (preQ1). | 0.860 |
| guaA | nrdG | SO_3292 | SO_2833 | GMP synthase (glutamine-hydrolysing) GuaA; Catalyzes the synthesis of GMP from XMP. | Anaerobic ribonucleoside-triphosphate reductase activating protein NrdG; Activation of anaerobic ribonucleoside-triphosphate reductase under anaerobic conditions by generation of an organic free radical, using S-adenosylmethionine and reduced flavodoxin as cosubstrates to produce 5'-deoxy-adenosine. | 0.493 |
| guaA | queC | SO_3292 | SO_2503 | GMP synthase (glutamine-hydrolysing) GuaA; Catalyzes the synthesis of GMP from XMP. | Queuosine biosynthesis ATPase QueC; Catalyzes the ATP-dependent conversion of 7-carboxy-7- deazaguanine (CDG) to 7-cyano-7-deazaguanine (preQ(0)). Belongs to the QueC family. | 0.553 |
| guaA | queD | SO_3292 | SO_2179 | GMP synthase (glutamine-hydrolysing) GuaA; Catalyzes the synthesis of GMP from XMP. | Queosine biosynthesis protein QueD. | 0.430 |
| guaA | queE | SO_3292 | SO_2501 | GMP synthase (glutamine-hydrolysing) GuaA; Catalyzes the synthesis of GMP from XMP. | Queuosine biosynthesis radical activating enzyme QueE; Catalyzes the complex heterocyclic radical-mediated conversion of 6-carboxy-5,6,7,8-tetrahydropterin (CPH4) to 7-carboxy-7- deazaguanine (CDG), a step common to the biosynthetic pathways of all 7-deazapurine-containing compounds. | 0.493 |
| guaA | queF | SO_3292 | SO_1608 | GMP synthase (glutamine-hydrolysing) GuaA; Catalyzes the synthesis of GMP from XMP. | NADPH-dependent preQ0 reductase QueF; Catalyzes the NADPH-dependent reduction of 7-cyano-7- deazaguanine (preQ0) to 7-aminomethyl-7-deazaguanine (preQ1). | 0.679 |
| guaA | ribBA | SO_3292 | SO_3467 | GMP synthase (glutamine-hydrolysing) GuaA; Catalyzes the synthesis of GMP from XMP. | Bifunctional 34-dihydroxy-2-butanone 4-phosphate synthase/GTP cyclohydrolase II RibBA; Catalyzes the conversion of D-ribulose 5-phosphate to formate and 3,4-dihydroxy-2-butanone 4-phosphate; Belongs to the DHBP synthase family. | 0.738 |
| nrdG | guaA | SO_2833 | SO_3292 | Anaerobic ribonucleoside-triphosphate reductase activating protein NrdG; Activation of anaerobic ribonucleoside-triphosphate reductase under anaerobic conditions by generation of an organic free radical, using S-adenosylmethionine and reduced flavodoxin as cosubstrates to produce 5'-deoxy-adenosine. | GMP synthase (glutamine-hydrolysing) GuaA; Catalyzes the synthesis of GMP from XMP. | 0.493 |
| nrdG | queC | SO_2833 | SO_2503 | Anaerobic ribonucleoside-triphosphate reductase activating protein NrdG; Activation of anaerobic ribonucleoside-triphosphate reductase under anaerobic conditions by generation of an organic free radical, using S-adenosylmethionine and reduced flavodoxin as cosubstrates to produce 5'-deoxy-adenosine. | Queuosine biosynthesis ATPase QueC; Catalyzes the ATP-dependent conversion of 7-carboxy-7- deazaguanine (CDG) to 7-cyano-7-deazaguanine (preQ(0)). Belongs to the QueC family. | 0.711 |
| nrdG | queD | SO_2833 | SO_2179 | Anaerobic ribonucleoside-triphosphate reductase activating protein NrdG; Activation of anaerobic ribonucleoside-triphosphate reductase under anaerobic conditions by generation of an organic free radical, using S-adenosylmethionine and reduced flavodoxin as cosubstrates to produce 5'-deoxy-adenosine. | Queosine biosynthesis protein QueD. | 0.824 |
| nrdG | queF | SO_2833 | SO_1608 | Anaerobic ribonucleoside-triphosphate reductase activating protein NrdG; Activation of anaerobic ribonucleoside-triphosphate reductase under anaerobic conditions by generation of an organic free radical, using S-adenosylmethionine and reduced flavodoxin as cosubstrates to produce 5'-deoxy-adenosine. | NADPH-dependent preQ0 reductase QueF; Catalyzes the NADPH-dependent reduction of 7-cyano-7- deazaguanine (preQ0) to 7-aminomethyl-7-deazaguanine (preQ1). | 0.903 |
| queC | guaA | SO_2503 | SO_3292 | Queuosine biosynthesis ATPase QueC; Catalyzes the ATP-dependent conversion of 7-carboxy-7- deazaguanine (CDG) to 7-cyano-7-deazaguanine (preQ(0)). Belongs to the QueC family. | GMP synthase (glutamine-hydrolysing) GuaA; Catalyzes the synthesis of GMP from XMP. | 0.553 |
| queC | nrdG | SO_2503 | SO_2833 | Queuosine biosynthesis ATPase QueC; Catalyzes the ATP-dependent conversion of 7-carboxy-7- deazaguanine (CDG) to 7-cyano-7-deazaguanine (preQ(0)). Belongs to the QueC family. | Anaerobic ribonucleoside-triphosphate reductase activating protein NrdG; Activation of anaerobic ribonucleoside-triphosphate reductase under anaerobic conditions by generation of an organic free radical, using S-adenosylmethionine and reduced flavodoxin as cosubstrates to produce 5'-deoxy-adenosine. | 0.711 |
| queC | queD | SO_2503 | SO_2179 | Queuosine biosynthesis ATPase QueC; Catalyzes the ATP-dependent conversion of 7-carboxy-7- deazaguanine (CDG) to 7-cyano-7-deazaguanine (preQ(0)). Belongs to the QueC family. | Queosine biosynthesis protein QueD. | 0.997 |
| queC | queE | SO_2503 | SO_2501 | Queuosine biosynthesis ATPase QueC; Catalyzes the ATP-dependent conversion of 7-carboxy-7- deazaguanine (CDG) to 7-cyano-7-deazaguanine (preQ(0)). Belongs to the QueC family. | Queuosine biosynthesis radical activating enzyme QueE; Catalyzes the complex heterocyclic radical-mediated conversion of 6-carboxy-5,6,7,8-tetrahydropterin (CPH4) to 7-carboxy-7- deazaguanine (CDG), a step common to the biosynthetic pathways of all 7-deazapurine-containing compounds. | 0.997 |
| queC | queF | SO_2503 | SO_1608 | Queuosine biosynthesis ATPase QueC; Catalyzes the ATP-dependent conversion of 7-carboxy-7- deazaguanine (CDG) to 7-cyano-7-deazaguanine (preQ(0)). Belongs to the QueC family. | NADPH-dependent preQ0 reductase QueF; Catalyzes the NADPH-dependent reduction of 7-cyano-7- deazaguanine (preQ0) to 7-aminomethyl-7-deazaguanine (preQ1). | 0.990 |
| queC | tgt | SO_2503 | SO_3113 | Queuosine biosynthesis ATPase QueC; Catalyzes the ATP-dependent conversion of 7-carboxy-7- deazaguanine (CDG) to 7-cyano-7-deazaguanine (preQ(0)). Belongs to the QueC family. | Queuine tRNA-ribosyltransferase Tgt; Catalyzes the base-exchange of a guanine (G) residue with the queuine precursor 7-aminomethyl-7-deazaguanine (PreQ1) at position 34 (anticodon wobble position) in tRNAs with GU(N) anticodons (tRNA-Asp, -Asn, -His and -Tyr). Catalysis occurs through a double-displacement mechanism. The nucleophile active site attacks the C1' of nucleotide 34 to detach the guanine base from the RNA, forming a covalent enzyme-RNA intermediate. The proton acceptor active site deprotonates the incoming PreQ1, allowing a nucleophilic attack on the C1' of the ribose to for [...] | 0.556 |
| queD | guaA | SO_2179 | SO_3292 | Queosine biosynthesis protein QueD. | GMP synthase (glutamine-hydrolysing) GuaA; Catalyzes the synthesis of GMP from XMP. | 0.430 |
| queD | nrdG | SO_2179 | SO_2833 | Queosine biosynthesis protein QueD. | Anaerobic ribonucleoside-triphosphate reductase activating protein NrdG; Activation of anaerobic ribonucleoside-triphosphate reductase under anaerobic conditions by generation of an organic free radical, using S-adenosylmethionine and reduced flavodoxin as cosubstrates to produce 5'-deoxy-adenosine. | 0.824 |