+-----------------------------MOD_POST:N-ADJ----------------------------+                       
          +-------------MOD_POST:N-ADJ-------------+                                +----------------------------OBJ:V-N---------------------------+        |                       
          +--------------OBJ:V-N-------------+     |            +------------------COMP:N-N(of)-----------------+---------------MOD_POST:N-ADJ--------------+                       
          |                  +----SUBJ:V-N---+     |            +----COMP:N-N(of)---+           +-MOD_ATT:N-ADJ-+--------------OBJ:V-N-------------+        |                       
     +OBJ:+COMP:N-N(f+       +COMP:N-N(i+    |     +COMP:ADJ-N(f+           +MOD_ATT+           |       +MOD_ATT+COMP:N-N(i+                 +SUBJ:+        +COMP:ADJ-N+            
     |    |          |       |          |    |     |            |           |       |           |       |       |          |                 |     |        |          |            
 NR box 2 3 from __NODE__ protein in __SP__ is necessary for binding of __NODE__ protein and __SP__ __NODE__ protein in __SP__ that involves 9 __NODE__ __NODE__ in culture medium .
OBJ:V-N (box,3)
COMP:N-N(from) (3,__NODE__)
MOD_POST:N-ADJ (3,necessary)
COMP:N-N(in) (protein,__SP__)
OBJ:V-N (be,3)
SUBJ:V-N (be,protein)
COMP:ADJ-N(for) (necessary,bind)
COMP:N-N(of) (bind,protein)
COMP:N-N(of) (bind,protein)
MOD_ATT:N-ADJ (protein,__NODE__)
MOD_POST:N-ADJ (protein,__NODE__)
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)
COMP:N-N(in) (protein,__SP__)
MOD_POST:N-ADJ (protein,__NODE__)
OBJ:V-N (__NODE__,protein)
OBJ:V-N (__NODE__,protein)
SUBJ:V-N (__NODE__,9)
COMP:ADJ-N(in) (__NODE__,culture)