+-------MOD_ATT:N-N------+                                          
 |     +---MOD_ATT:N-ADJ--+                                          
 |     |         +MOD_ATT:+SUBJ:V_PASS+COMP:V_PASS+COMP:N-N(of)+     
 |     |         |        |           |           |            |     
 L __NODE__ [__NODE__] protein is involved in transport of __NODE__ .
MOD_ATT:N-N (protein,L)
MOD_ATT:N-ADJ (protein,__NODE__)
MOD_ATT:N-N (protein,[__NODE__])
SUBJ:V_PASS-N (involve,protein)
COMP:V_PASS-N(in) (involve,transport)
COMP:N-N(of) (transport,__NODE__)