| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| apt | xpt | BSU27610 | BSU22070 | Adenine phosphoribosyltransferase; Catalyzes a salvage reaction resulting in the formation of AMP, that is energically less costly than de novo synthesis. | Xanthine phosphoribosyltransferase; Converts the preformed base xanthine, a product of nucleic acid breakdown, to xanthosine 5'-monophosphate (XMP), so that it can be reused for RNA or DNA synthesis; Belongs to the purine/pyrimidine phosphoribosyltransferase family. Xpt subfamily. | 0.967 |
| apt | ybcF | BSU27610 | BSU01860 | Adenine phosphoribosyltransferase; Catalyzes a salvage reaction resulting in the formation of AMP, that is energically less costly than de novo synthesis. | Putative carbonic anhydrase; Evidence 3: Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; Product type pe: putative enzyme; Belongs to the beta-class carbonic anhydrase family. | 0.459 |
| apt | ytiB | BSU27610 | BSU30690 | Adenine phosphoribosyltransferase; Catalyzes a salvage reaction resulting in the formation of AMP, that is energically less costly than de novo synthesis. | Carbonic anhydrase; Reversible hydration of carbon dioxide. | 0.457 |
| apt | yvdA | BSU27610 | BSU34670 | Adenine phosphoribosyltransferase; Catalyzes a salvage reaction resulting in the formation of AMP, that is energically less costly than de novo synthesis. | Putative carbonic anhydrase; Reversible hydration of carbon dioxide. | 0.457 |
| purR | xpt | BSU00470 | BSU22070 | Transcriptional regulator of the purine biosynthesis operon; Controls the transcription of the pur operon for purine biosynthetic genes, binds to the control region of the operon. DNA binding is inhibited by 5-phosphoribosyl 1-pyrophosphate; Belongs to the purine/pyrimidine phosphoribosyltransferase family. | Xanthine phosphoribosyltransferase; Converts the preformed base xanthine, a product of nucleic acid breakdown, to xanthosine 5'-monophosphate (XMP), so that it can be reused for RNA or DNA synthesis; Belongs to the purine/pyrimidine phosphoribosyltransferase family. Xpt subfamily. | 0.492 |
| purR | ybcF | BSU00470 | BSU01860 | Transcriptional regulator of the purine biosynthesis operon; Controls the transcription of the pur operon for purine biosynthetic genes, binds to the control region of the operon. DNA binding is inhibited by 5-phosphoribosyl 1-pyrophosphate; Belongs to the purine/pyrimidine phosphoribosyltransferase family. | Putative carbonic anhydrase; Evidence 3: Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; Product type pe: putative enzyme; Belongs to the beta-class carbonic anhydrase family. | 0.457 |
| purR | ytiB | BSU00470 | BSU30690 | Transcriptional regulator of the purine biosynthesis operon; Controls the transcription of the pur operon for purine biosynthetic genes, binds to the control region of the operon. DNA binding is inhibited by 5-phosphoribosyl 1-pyrophosphate; Belongs to the purine/pyrimidine phosphoribosyltransferase family. | Carbonic anhydrase; Reversible hydration of carbon dioxide. | 0.462 |
| purR | yvdA | BSU00470 | BSU34670 | Transcriptional regulator of the purine biosynthesis operon; Controls the transcription of the pur operon for purine biosynthetic genes, binds to the control region of the operon. DNA binding is inhibited by 5-phosphoribosyl 1-pyrophosphate; Belongs to the purine/pyrimidine phosphoribosyltransferase family. | Putative carbonic anhydrase; Reversible hydration of carbon dioxide. | 0.457 |
| rpmEB | ythA | BSU30700 | BSU30710 | Ribosomal protein L31; While neither of the L31 paralogs is essential, this protein does not seem to function as the main L31 protein. Has a higher affinity for 70S ribosomes than the zinc-containing L31 paralog; is able to displace it to varying extents, even under zinc-replete conditions. | Putative cytochrome bd menaquinol oxidase subunit I; May have a role in sporulation. Can compensate for the loss of cytochrome aa3; Belongs to the cytochrome ubiquinol oxidase subunit 1 family. | 0.494 |
| rpmEB | ytiB | BSU30700 | BSU30690 | Ribosomal protein L31; While neither of the L31 paralogs is essential, this protein does not seem to function as the main L31 protein. Has a higher affinity for 70S ribosomes than the zinc-containing L31 paralog; is able to displace it to varying extents, even under zinc-replete conditions. | Carbonic anhydrase; Reversible hydration of carbon dioxide. | 0.554 |
| xpt | apt | BSU22070 | BSU27610 | Xanthine phosphoribosyltransferase; Converts the preformed base xanthine, a product of nucleic acid breakdown, to xanthosine 5'-monophosphate (XMP), so that it can be reused for RNA or DNA synthesis; Belongs to the purine/pyrimidine phosphoribosyltransferase family. Xpt subfamily. | Adenine phosphoribosyltransferase; Catalyzes a salvage reaction resulting in the formation of AMP, that is energically less costly than de novo synthesis. | 0.967 |
| xpt | purR | BSU22070 | BSU00470 | Xanthine phosphoribosyltransferase; Converts the preformed base xanthine, a product of nucleic acid breakdown, to xanthosine 5'-monophosphate (XMP), so that it can be reused for RNA or DNA synthesis; Belongs to the purine/pyrimidine phosphoribosyltransferase family. Xpt subfamily. | Transcriptional regulator of the purine biosynthesis operon; Controls the transcription of the pur operon for purine biosynthetic genes, binds to the control region of the operon. DNA binding is inhibited by 5-phosphoribosyl 1-pyrophosphate; Belongs to the purine/pyrimidine phosphoribosyltransferase family. | 0.492 |
| xpt | ybcF | BSU22070 | BSU01860 | Xanthine phosphoribosyltransferase; Converts the preformed base xanthine, a product of nucleic acid breakdown, to xanthosine 5'-monophosphate (XMP), so that it can be reused for RNA or DNA synthesis; Belongs to the purine/pyrimidine phosphoribosyltransferase family. Xpt subfamily. | Putative carbonic anhydrase; Evidence 3: Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; Product type pe: putative enzyme; Belongs to the beta-class carbonic anhydrase family. | 0.457 |
| xpt | ytiB | BSU22070 | BSU30690 | Xanthine phosphoribosyltransferase; Converts the preformed base xanthine, a product of nucleic acid breakdown, to xanthosine 5'-monophosphate (XMP), so that it can be reused for RNA or DNA synthesis; Belongs to the purine/pyrimidine phosphoribosyltransferase family. Xpt subfamily. | Carbonic anhydrase; Reversible hydration of carbon dioxide. | 0.457 |
| xpt | yvdA | BSU22070 | BSU34670 | Xanthine phosphoribosyltransferase; Converts the preformed base xanthine, a product of nucleic acid breakdown, to xanthosine 5'-monophosphate (XMP), so that it can be reused for RNA or DNA synthesis; Belongs to the purine/pyrimidine phosphoribosyltransferase family. Xpt subfamily. | Putative carbonic anhydrase; Reversible hydration of carbon dioxide. | 0.457 |
| ybcF | apt | BSU01860 | BSU27610 | Putative carbonic anhydrase; Evidence 3: Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; Product type pe: putative enzyme; Belongs to the beta-class carbonic anhydrase family. | Adenine phosphoribosyltransferase; Catalyzes a salvage reaction resulting in the formation of AMP, that is energically less costly than de novo synthesis. | 0.459 |
| ybcF | purR | BSU01860 | BSU00470 | Putative carbonic anhydrase; Evidence 3: Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; Product type pe: putative enzyme; Belongs to the beta-class carbonic anhydrase family. | Transcriptional regulator of the purine biosynthesis operon; Controls the transcription of the pur operon for purine biosynthetic genes, binds to the control region of the operon. DNA binding is inhibited by 5-phosphoribosyl 1-pyrophosphate; Belongs to the purine/pyrimidine phosphoribosyltransferase family. | 0.457 |
| ybcF | xpt | BSU01860 | BSU22070 | Putative carbonic anhydrase; Evidence 3: Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; Product type pe: putative enzyme; Belongs to the beta-class carbonic anhydrase family. | Xanthine phosphoribosyltransferase; Converts the preformed base xanthine, a product of nucleic acid breakdown, to xanthosine 5'-monophosphate (XMP), so that it can be reused for RNA or DNA synthesis; Belongs to the purine/pyrimidine phosphoribosyltransferase family. Xpt subfamily. | 0.457 |
| ybcF | yrhG | BSU01860 | BSU27200 | Putative carbonic anhydrase; Evidence 3: Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; Product type pe: putative enzyme; Belongs to the beta-class carbonic anhydrase family. | Putative formate/nitrite transporter; Evidence 3: Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; Product type pt: putative transporter. | 0.597 |
| ybcF | ytiB | BSU01860 | BSU30690 | Putative carbonic anhydrase; Evidence 3: Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; Product type pe: putative enzyme; Belongs to the beta-class carbonic anhydrase family. | Carbonic anhydrase; Reversible hydration of carbon dioxide. | 0.443 |