+-----------------------------------------------COMP:V-N(In)-----------------------------------------------+                                  
             |                          +------------------------------------SUBJ:V-N-----------------------------------+                                  
             |                          +------------------------------COMP:N-N(by)-----------------------------+       |                                  
             |                          +-----------------------OBJ:V-N----------------------+                  |       |                                  
             |                          |          +-----------------SUBJ:V-N----------------+                  |       |                                  
             |                          |          +--------------OBJ:V-N--------------+     |                  |       |                                  
             |         +--MOD_ATT:N-ADJ-+          +----COMP:N-N(of)---+               |     |                  |       |                                  
       +MOD_A+         |       +MOD_ATT:+          |           +MOD_ATT+      +SUBJ:V-N+     |           +MOD_AT+       |                                  
       |     |         |       |        |          |           |       |      |        |     |           |      |       |                                  
 In __SP__ liver , __NODE__ protein increases expression of __SP__ __NODE__ mRNA that is decreased by mutant __SP__ __NODE__ gene ( homozygous knockout ) .
MOD_ATT:N-ADJ (liver,__SP__)
MOD_ATT:N-ADJ (increase,__NODE__)
MOD_ATT:N-N (increase,protein)
COMP:N-N(by) (increase,__SP__)
COMP:N-N(of) (expression,__NODE__)
MOD_ATT:N-ADJ (__NODE__,__SP__)
OBJ:V-N (be,expression)
SUBJ:V-N (be,mRNA)
OBJ:V-N (decrease,increase)
SUBJ:V-N (decrease,expression)
MOD_ATT:N-ADJ (__SP__,mutant)
COMP:V-N(In) (__NODE__,liver)
SUBJ:V-N (__NODE__,increase)