The two LysM (lysin motif) receptor kinases (NFR1 and NFR5) that appear to make up the Nod factor receptor were first isolated in the model legume Lotus japonicus in 2003.
As dúas quinases receptoras LysM (NFR1 e NFR5) que parecen constituír o receptor do factor Nod foron illadas primeiro na leguminosa utilizada como organismo modelo Lotus japonicus en 2003.