+----------OBJ:V-N----------+                                   
                  |      +MOD_ATT:N-+-SUBJ:V-N+--OBJ:V-N-+MOD_PO+                 
                  |      |          |         |          |      |                 
 __NODE__ like growth factor I [__NODE__] increases regulation of cation channel .
MOD_ATT:N-N ([__NODE__],factor)
OBJ:V-N (increase,growth)
SUBJ:V-N (increase,[__NODE__])
OBJ:V-N (increase,regulation)
MOD_POST:N-ADJ (regulation,of)