| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| btr | ykfB | BSU01640 | BSU12980 | HTH-type transcriptional activator Btr; In iron-limited conditions, activates expression of the feuABCybbA operon, which encodes the bacillibactin uptake system. Acts by binding directly to a conserved direct repeat element upstream of the feuA promoter. Activity is increased in the presence of bacillibactin. | L-Ala-D/L-Glu epimerase; Catalyzes the epimerization of L-Ala-D-Glu to L-Ala-L-Glu and has probably a role in the metabolism of the murein peptide, of which L-Ala-D-Glu is a component. Is also able to catalyze the reverse reaction and the epimerization of the other Ala-X dipeptides L-Ala-L- Asp, L-Ala-L-Leu, L-Ala-L-Met, and L-Ala-L-Ser. Is not able to epimerize other L-Ala-X dipeptides. Is also active with L-Ser-L-Glu and, oddly, L-Pro-L-Glu, but not with L-Glu-L-Glu, L-Lys-L-Glu, L-Lys- L-Ala, or D-Ala-D-Ala. | 0.689 |
| dppA | dppB | BSU12920 | BSU12930 | D-alanyl-aminopeptidase; Hydrolyzes N-terminal residues in D-amino acid containing peptides. Among the tested substrates, the highest activities are with D-Ala-D-Ala and D-Ala-Gly-Gly. The physiological role is not clear; Belongs to the peptidase M55 family. | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions. | 0.996 |
| dppA | dppC | BSU12920 | BSU12940 | D-alanyl-aminopeptidase; Hydrolyzes N-terminal residues in D-amino acid containing peptides. Among the tested substrates, the highest activities are with D-Ala-D-Ala and D-Ala-Gly-Gly. The physiological role is not clear; Belongs to the peptidase M55 family. | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions, which also induce sporulation. | 0.989 |
| dppA | dppD | BSU12920 | BSU12950 | D-alanyl-aminopeptidase; Hydrolyzes N-terminal residues in D-amino acid containing peptides. Among the tested substrates, the highest activities are with D-Ala-D-Ala and D-Ala-Gly-Gly. The physiological role is not clear; Belongs to the peptidase M55 family. | Dipeptide ABC transporter (ATP-binding protein); Part of the binding-protein-dependent transport system for dipeptides. Probably responsible for energy coupling to the transport system. Expressed to facilitate adaptation to nutrient deficiency conditions, which also induce sporulation; Belongs to the ABC transporter superfamily. | 0.972 |
| dppA | dppE | BSU12920 | BSU12960 | D-alanyl-aminopeptidase; Hydrolyzes N-terminal residues in D-amino acid containing peptides. Among the tested substrates, the highest activities are with D-Ala-D-Ala and D-Ala-Gly-Gly. The physiological role is not clear; Belongs to the peptidase M55 family. | Dipeptide ABC transporter (dipeptide-binding lipoprotein); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the binding of dipeptides with high affinity. Is expressed to facilitate adaptation to nutrient deficiency conditions, which also induce sporulation; Belongs to the bacterial solute-binding protein 5 family. | 0.972 |
| dppA | ldcA | BSU12920 | BSU12970 | D-alanyl-aminopeptidase; Hydrolyzes N-terminal residues in D-amino acid containing peptides. Among the tested substrates, the highest activities are with D-Ala-D-Ala and D-Ala-Gly-Gly. The physiological role is not clear; Belongs to the peptidase M55 family. | Muropeptide L,D-carboxypeptidase; May be involved in the degradation of peptidoglycan by catalyzing the cleavage of the terminal D-alanine residue from cytoplasmic murein peptides; Belongs to the peptidase S66 family. | 0.900 |
| dppA | ykfB | BSU12920 | BSU12980 | D-alanyl-aminopeptidase; Hydrolyzes N-terminal residues in D-amino acid containing peptides. Among the tested substrates, the highest activities are with D-Ala-D-Ala and D-Ala-Gly-Gly. The physiological role is not clear; Belongs to the peptidase M55 family. | L-Ala-D/L-Glu epimerase; Catalyzes the epimerization of L-Ala-D-Glu to L-Ala-L-Glu and has probably a role in the metabolism of the murein peptide, of which L-Ala-D-Glu is a component. Is also able to catalyze the reverse reaction and the epimerization of the other Ala-X dipeptides L-Ala-L- Asp, L-Ala-L-Leu, L-Ala-L-Met, and L-Ala-L-Ser. Is not able to epimerize other L-Ala-X dipeptides. Is also active with L-Ser-L-Glu and, oddly, L-Pro-L-Glu, but not with L-Glu-L-Glu, L-Lys-L-Glu, L-Lys- L-Ala, or D-Ala-D-Ala. | 0.885 |
| dppA | ykfC | BSU12920 | BSU12990 | D-alanyl-aminopeptidase; Hydrolyzes N-terminal residues in D-amino acid containing peptides. Among the tested substrates, the highest activities are with D-Ala-D-Ala and D-Ala-Gly-Gly. The physiological role is not clear; Belongs to the peptidase M55 family. | gamma-D-glutamyl-L-diaminoacid endopeptidase; Specifically hydrolyzes gamma-D-glutamyl-L-lysine bonds in murein peptides, releasing L-Ala-D-Glu. | 0.877 |
| dppA | ykfD | BSU12920 | BSU13000 | D-alanyl-aminopeptidase; Hydrolyzes N-terminal residues in D-amino acid containing peptides. Among the tested substrates, the highest activities are with D-Ala-D-Ala and D-Ala-Gly-Gly. The physiological role is not clear; Belongs to the peptidase M55 family. | Putative cell wall oligopeptide ABC transporter (ATP binding protein); Evidence 3: Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; putative transporter; Belongs to the ABC transporter superfamily. | 0.837 |
| dppB | dppA | BSU12930 | BSU12920 | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions. | D-alanyl-aminopeptidase; Hydrolyzes N-terminal residues in D-amino acid containing peptides. Among the tested substrates, the highest activities are with D-Ala-D-Ala and D-Ala-Gly-Gly. The physiological role is not clear; Belongs to the peptidase M55 family. | 0.996 |
| dppB | dppC | BSU12930 | BSU12940 | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions. | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions, which also induce sporulation. | 0.999 |
| dppB | dppD | BSU12930 | BSU12950 | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions. | Dipeptide ABC transporter (ATP-binding protein); Part of the binding-protein-dependent transport system for dipeptides. Probably responsible for energy coupling to the transport system. Expressed to facilitate adaptation to nutrient deficiency conditions, which also induce sporulation; Belongs to the ABC transporter superfamily. | 0.999 |
| dppB | dppE | BSU12930 | BSU12960 | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions. | Dipeptide ABC transporter (dipeptide-binding lipoprotein); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the binding of dipeptides with high affinity. Is expressed to facilitate adaptation to nutrient deficiency conditions, which also induce sporulation; Belongs to the bacterial solute-binding protein 5 family. | 0.999 |
| dppB | ldcA | BSU12930 | BSU12970 | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions. | Muropeptide L,D-carboxypeptidase; May be involved in the degradation of peptidoglycan by catalyzing the cleavage of the terminal D-alanine residue from cytoplasmic murein peptides; Belongs to the peptidase S66 family. | 0.876 |
| dppB | ykfB | BSU12930 | BSU12980 | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions. | L-Ala-D/L-Glu epimerase; Catalyzes the epimerization of L-Ala-D-Glu to L-Ala-L-Glu and has probably a role in the metabolism of the murein peptide, of which L-Ala-D-Glu is a component. Is also able to catalyze the reverse reaction and the epimerization of the other Ala-X dipeptides L-Ala-L- Asp, L-Ala-L-Leu, L-Ala-L-Met, and L-Ala-L-Ser. Is not able to epimerize other L-Ala-X dipeptides. Is also active with L-Ser-L-Glu and, oddly, L-Pro-L-Glu, but not with L-Glu-L-Glu, L-Lys-L-Glu, L-Lys- L-Ala, or D-Ala-D-Ala. | 0.865 |
| dppB | ykfC | BSU12930 | BSU12990 | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions. | gamma-D-glutamyl-L-diaminoacid endopeptidase; Specifically hydrolyzes gamma-D-glutamyl-L-lysine bonds in murein peptides, releasing L-Ala-D-Glu. | 0.879 |
| dppB | ykfD | BSU12930 | BSU13000 | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions. | Putative cell wall oligopeptide ABC transporter (ATP binding protein); Evidence 3: Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; putative transporter; Belongs to the ABC transporter superfamily. | 0.986 |
| dppC | dppA | BSU12940 | BSU12920 | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions, which also induce sporulation. | D-alanyl-aminopeptidase; Hydrolyzes N-terminal residues in D-amino acid containing peptides. Among the tested substrates, the highest activities are with D-Ala-D-Ala and D-Ala-Gly-Gly. The physiological role is not clear; Belongs to the peptidase M55 family. | 0.989 |
| dppC | dppB | BSU12940 | BSU12930 | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions, which also induce sporulation. | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions. | 0.999 |
| dppC | dppD | BSU12940 | BSU12950 | Dipeptide ABC transporter (permease); Part of the binding-protein-dependent transport system for dipeptides; probably responsible for the translocation of the substrate across the membrane. Is expressed to facilitate adaptation to nutrient deficiency conditions, which also induce sporulation. | Dipeptide ABC transporter (ATP-binding protein); Part of the binding-protein-dependent transport system for dipeptides. Probably responsible for energy coupling to the transport system. Expressed to facilitate adaptation to nutrient deficiency conditions, which also induce sporulation; Belongs to the ABC transporter superfamily. | 0.999 |