+----------MOD_ATT:N-ADJ---------+                                              
     |        +-----MOD_ATT:N-ADJ-----+                                              
     |        |       +-MOD_ATT:N-ADJ-+                   +----COMP:N-N(of)----+     
     |        |       |       +MOD_ATT+SUBJ:V-N+--OBJ:V-N-+            +MOD_ATT+     
     |        |       |       |       |        |          |            |       |     
 Dominant negative mutant __NODE__ protein decreases expression of __NODE__ protein .
MOD_ATT:N-ADJ (protein,dominant)
MOD_ATT:N-ADJ (protein,negative)
MOD_ATT:N-ADJ (protein,mutant)
MOD_ATT:N-ADJ (protein,__NODE__)
SUBJ:V-N (decrease,protein)
OBJ:V-N (decrease,expression)
COMP:N-N(of) (expression,protein)
MOD_ATT:N-ADJ (protein,__NODE__)