+----------SUBJ:V-N----------+                                  
      +----COMP:N-N(of)----+       +-------COMP:V-N(in)------+        
      |            +MOD_ATT+       |           +MOD_ATT:N-ADJ+        
      |            |       |       |           |             |        
 Expression of __NODE__ protein occurs in endometrial adenocarcinoma .
COMP:N-N(of) (expression,protein)
MOD_ATT:N-ADJ (protein,__NODE__)
SUBJ:V-N (occur,expression)
COMP:V-N(in) (occur,adenocarcinoma)
MOD_ATT:N-ADJ (adenocarcinoma,endometrial)