Assertion: protein ligand | /r/CapableOf | bind pbp
Facets:
Source sentences:
text: When an extracellular ligand binds a PBP (e.g., ribose binding protein, RBP) a conformational change is produced leading to increased affinity of the PBP-ligand complex for the extracellular domain of a bacterial chemotactic receptor (e.g., Trg).