+-----OBJ:V-N----+-----COMP:N-N(of)----+      
  +MOD_ATT+-SUBJ:V-N+        +MOD_ATT+           +MOD_ATT:N+      
  |       |         |        |       |           |         |      
 Igf protein(s) increases kinase activity of __NODE__ protein(s) .
MOD_ATT:N-N (protein(s),Igf)
SUBJ:V-N (increase,protein(s))
OBJ:V-N (increase,activity)
MOD_ATT:N-N (activity,kinase)
COMP:N-N(of) (activity,protein(s))
MOD_ATT:N-ADJ (protein(s),__NODE__)