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