+------------COMP:V-N(in)------------+    
      +--------------SUBJ:V-N-------------+         +-------MOD_ATT:N-ADJ------+    
      +--------COMP:N-N(of)-------+       |         |      +---MOD_ATT:N-ADJ---+    
      |           +-MOD_ATT:N-ADJ-+       |         |      |     +-MOD_ATT:N-N-+    
      |           |       +MOD_ATT+       |         |      |     |      +MOD_AT+    
      |           |       |       |       |         |      |     |      |      |    
 Expression of __SP__ __NODE__ protein occurs in __SP__ dorsal root ganglion cells .
COMP:N-N(of) (expression,protein)
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)
SUBJ:V-N (occur,expression)
COMP:V-N(in) (occur,cell)
MOD_ATT:N-ADJ (cell,__SP__)
MOD_ATT:N-ADJ (cell,dorsal)
MOD_ATT:N-N (cell,root)
MOD_ATT:N-N (cell,ganglion)