+-----COMP:N-N(of)----+     
                              |           +MOD_ATT:N+     
     +SUBJ:V_PASS+COMP:V_PASS-+           |    +MOD_+     
     |           |            |           |    |    |     
 __NODE__ is involved in proteolysis of SREBP 1C protein .
SUBJ:V_PASS-N (involve,__NODE__)
COMP:V_PASS-N(in) (involve,proteolysis)
COMP:N-N(of) (proteolysis,protein)
MOD_ATT:N-N (protein,SREBP)
MOD_ATT:N-ADJ (protein,1C)