+--MOD_ATT:N-N--+                   +----COMP:N-N(of)---+     
    |       +MOD_ATT+SUBJ:V-N+--OBJ:V-N-+           +MOD_ATT+     
    |       |       |        |          |           |       |     
 Mutant __NODE__ protein increases expression of __SP__ __NODE__ .
MOD_ATT:N-N (protein,mutant)
MOD_ATT:N-ADJ (protein,__NODE__)
SUBJ:V-N (increase,protein)
OBJ:V-N (increase,expression)
COMP:N-N(of) (expression,__NODE__)
MOD_ATT:N-ADJ (__NODE__,__SP__)