+----------------------------------------------------------------------------MOD:V-ADV---------------------------------------------------------------------------+                                                             
  |        +--------------------------OBJ:V-N-------------------------+                                                                                            |                                                             
  |        |         +-------------------MOD_ATT:N-N------------------+                                                                                            |                                                             
  |        |         |    +----------------MOD_ATT:N-N----------------+                                   +------------------------SUBJ:V-N------------------------+                                                             
  |        |         |    |         +----------MOD_ATT:N-ADJ----------+                                   +---------------------SUBJ:V-N---------------------+     |                                                             
  |        |         |    |         |        +------MOD_ATT:N-ADJ-----+                                   |           +--------COMP:N-N(of)-------+          |     +----------OBJ:V-N---------+                                  
  |        |         |    |         |        |       +--MOD_ATT:N-ADJ-+----OBJ:V-N----+                   |           |           +-MOD_ATT:N-ADJ-+          |     +---COMP:V-N(by)---+       |                                  
  |        |         |    |         |        |       |       +MOD_ATT:+       +SUBJ:V-+                   +COMP:N-N(in+           |       +MOD_ATT+          |     |           +MOD_AT+       |                                  
  |        |         |    |         |        |       |       |        |       |       |                   |           |           |       |       |          |     |           |      |       |                                  
 In differentiating Mef cells , dominant negative mutant __NODE__ __NODE__ protein causes little or no change in expression of __SP__ __NODE__ protein that is decreased by mutant __SP__ __NODE__ gene ( homozygous knockout ) .
OBJ:V-N (differentiate,__NODE__)
MOD_ATT:N-N (__NODE__,Mef)
MOD_ATT:N-N (__NODE__,cell)
MOD_ATT:N-ADJ (__NODE__,dominant)
MOD_ATT:N-ADJ (__NODE__,negative)
MOD_ATT:N-ADJ (__NODE__,mutant)
MOD_ATT:N-ADJ (__NODE__,__NODE__)
OBJ:V-N (cause,__NODE__)
SUBJ:V-N (cause,protein)
COMP:N-N(in) (change,expression)
COMP:N-N(of) (expression,protein)
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)
SUBJ:V-N (be,change)
MOD:V-ADV (decrease,in)
SUBJ:V-N (decrease,change)
COMP:V-N(by) (decrease,__SP__)
OBJ:V-N (decrease,__NODE__)
MOD_ATT:N-ADJ (__SP__,mutant)