| node1 | node2 | node1 annotation | node2 annotation | score |
| NA2_04466 | NA2_04476 | Dipeptide-binding ABC transporter substrate-binding protein; COG0747 ABC-type dipeptide transport system, periplasmic component. | ABC transporter substrate binding protein (dipeptide); COG0747 ABC-type dipeptide transport system, periplasmic component. | 0.938 |
| NA2_04466 | NA2_04491 | Dipeptide-binding ABC transporter substrate-binding protein; COG0747 ABC-type dipeptide transport system, periplasmic component. | Extracellular solute-binding protein; COG0747 ABC-type dipeptide transport system, periplasmic component. | 0.932 |
| NA2_04476 | NA2_04466 | ABC transporter substrate binding protein (dipeptide); COG0747 ABC-type dipeptide transport system, periplasmic component. | Dipeptide-binding ABC transporter substrate-binding protein; COG0747 ABC-type dipeptide transport system, periplasmic component. | 0.938 |
| NA2_04476 | NA2_04481 | ABC transporter substrate binding protein (dipeptide); COG0747 ABC-type dipeptide transport system, periplasmic component. | beta-N-acetylhexosaminidase; COG3525 N-acetyl-beta-hexosaminidase. | 0.436 |
| NA2_04476 | NA2_04491 | ABC transporter substrate binding protein (dipeptide); COG0747 ABC-type dipeptide transport system, periplasmic component. | Extracellular solute-binding protein; COG0747 ABC-type dipeptide transport system, periplasmic component. | 0.938 |
| NA2_04481 | NA2_04476 | beta-N-acetylhexosaminidase; COG3525 N-acetyl-beta-hexosaminidase. | ABC transporter substrate binding protein (dipeptide); COG0747 ABC-type dipeptide transport system, periplasmic component. | 0.436 |
| NA2_04481 | NA2_04486 | beta-N-acetylhexosaminidase; COG3525 N-acetyl-beta-hexosaminidase. | COG0642 Signal transduction histidine kinase. | 0.748 |
| NA2_04481 | NA2_04491 | beta-N-acetylhexosaminidase; COG3525 N-acetyl-beta-hexosaminidase. | Extracellular solute-binding protein; COG0747 ABC-type dipeptide transport system, periplasmic component. | 0.605 |
| NA2_04481 | NA2_04496 | beta-N-acetylhexosaminidase; COG3525 N-acetyl-beta-hexosaminidase. | Binding-protein-dependent transport system inner membrane protein; COG0601 ABC-type dipeptide/oligopeptide/nickel transport systems, permease components. | 0.440 |
| NA2_04481 | NA2_04501 | beta-N-acetylhexosaminidase; COG3525 N-acetyl-beta-hexosaminidase. | COG1173 ABC-type dipeptide/oligopeptide/nickel transport systems, permease components. | 0.513 |
| NA2_04481 | NA2_04516 | beta-N-acetylhexosaminidase; COG3525 N-acetyl-beta-hexosaminidase. | GCN5-related N-acetyltransferase. | 0.541 |
| NA2_04486 | NA2_04481 | COG0642 Signal transduction histidine kinase. | beta-N-acetylhexosaminidase; COG3525 N-acetyl-beta-hexosaminidase. | 0.748 |
| NA2_04486 | NA2_04491 | COG0642 Signal transduction histidine kinase. | Extracellular solute-binding protein; COG0747 ABC-type dipeptide transport system, periplasmic component. | 0.781 |
| NA2_04486 | NA2_04496 | COG0642 Signal transduction histidine kinase. | Binding-protein-dependent transport system inner membrane protein; COG0601 ABC-type dipeptide/oligopeptide/nickel transport systems, permease components. | 0.458 |
| NA2_04486 | NA2_04501 | COG0642 Signal transduction histidine kinase. | COG1173 ABC-type dipeptide/oligopeptide/nickel transport systems, permease components. | 0.557 |
| NA2_04486 | NA2_04506 | COG0642 Signal transduction histidine kinase. | Peptide ABC transporter ATP-binding protein; COG0444 ABC-type dipeptide/oligopeptide/nickel transport system, ATPase component. | 0.458 |
| NA2_04486 | NA2_04511 | COG0642 Signal transduction histidine kinase. | Putative peptide ABC transporter ATP-binding protein; COG4608 ABC-type oligopeptide transport system, ATPase component; Belongs to the ABC transporter superfamily. | 0.464 |
| NA2_04486 | NA2_04516 | COG0642 Signal transduction histidine kinase. | GCN5-related N-acetyltransferase. | 0.527 |
| NA2_04491 | NA2_04466 | Extracellular solute-binding protein; COG0747 ABC-type dipeptide transport system, periplasmic component. | Dipeptide-binding ABC transporter substrate-binding protein; COG0747 ABC-type dipeptide transport system, periplasmic component. | 0.932 |
| NA2_04491 | NA2_04476 | Extracellular solute-binding protein; COG0747 ABC-type dipeptide transport system, periplasmic component. | ABC transporter substrate binding protein (dipeptide); COG0747 ABC-type dipeptide transport system, periplasmic component. | 0.938 |