The binding of Nod factors to the Nod factor receptors (NFRs), which contain extracellular LysM motifs, initiates an interaction with the conserved SYMRK receptor-like kinases containing a leucine-rich repeat (LRR) domain.

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Induction

Kind of interaction in which one group of cells changing the behavior of an adjacent set of cells, thereby causing them to change their shape, mitotic rate, or cell fate. 

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There are two components of inductive interaction:

 Inducer

 Responder

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Inducer 

the tissue that produces a signal (or signals) that changes the cellular behavior of the other tissue.

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Responder, 

the cell or tissue being induced.

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Cells of the responding tissue must have both, 

A receptor protein for the inducing factor 

The ability to respond to the signal

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Competence 

The ability to respond to a specific inductive signal