Plexin A4 binds to neuropilin 1 ( Nrp1 ) and neuropilin 2 ( Nrp2 ) and transduces signals from Sema3A , Sema6A , and Sema6B .
PROPN PROPN NOUN PART NOUN NUM ( PROPN ) CCONJ NOUN NUM ( PROPN ) CCONJ VERB NOUN ADP PROPN , PROPN , CCONJ PROPN .