In the list of Rabies Virus ORFs the symbol N refers to Nucleoprotein, which keeps nucleoprotein condensed (this is important for assembly and has roles in regulation), and the symbol P refers to Phosphoprotein which involves various regulatory functions.
List of Rabies virus ORFs (3' to 5') N Nucleoprotein Coats the RNA. Keeps nucleoprotein condensed. Important for assembly; has roles in regulation. Matrix M 
