+---------------------SUBJ:V-N--------------------+                     
  +----------OBJ:V-N---------+                      +----OBJ:V-N----+     
  |            +---SUBJ:V-N--+--OBJ:V-N-+MOD_PO+    |       +MOD_ATT+     
  |            |             |          |      |    |       |       |     
 22 ( hydroxycholesterol increases activation of __SP__ __NODE__ protein .
OBJ:V-N (increase,@card@)
SUBJ:V-N (increase,hydroxycholesterol)
OBJ:V-N (increase,activation)
MOD_POST:N-ADJ (activation,of)
SUBJ:V-N (__SP__,@card@)
OBJ:V-N (__SP__,protein)
MOD_ATT:N-ADJ (protein,__NODE__)