+-----------------COMP:N-N(in)----------------+                                                                                       
                        +----OBJ:V-N----+                             |                         +----------OBJ:V-N---------+                                  
                +MOD_ATT+       +SUBJ:V-+MOD:V-+            +COMP:N-N(+COMP:N-N(+               |           +MOD_AT+       |                                  
                |       |       |       |      |            |         |         |               |           |      |       |                                  
 In __SP__ , __SP__ __NODE__ protein causes little or no change in length of __SP__ that is decreased by mutant __SP__ __NODE__ gene ( homozygous knockout ) .
MOD_ATT:N-ADJ (__NODE__,__SP__)
COMP:N-N(in) (__NODE__,length)
OBJ:V-N (cause,__NODE__)
SUBJ:V-N (cause,protein)
MOD:V-ADV (cause,little)
COMP:N-N(in) (change,length)
COMP:N-N(of) (length,__SP__)
OBJ:V-N (decrease,__NODE__)
MOD_ATT:N-ADJ (__SP__,mutant)