+---------------------COMP:V-N(In)---------------------+                             
       |        +-----MOD_ATT:N-ADJ----+                      |                             
       |        |      +-MOD_ATT:N-ADJ-+-------SUBJ:V-N-------+         +-COMP:N-N(of)+     
       |        |      |       +MOD_ATT+----APPOS----+        +-OBJ:V-N-+       +MOD_A+     
       |        |      |       |       |             |        |         |       |     |     
 In plasma , mutant __SP__ __NODE__ protein ( Y24L Y31A ) decreases quantity of D __NODE__ .
MOD_ATT:N-ADJ (protein,mutant)
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)
APPOS (protein,Y31A)
COMP:V-N(In) (decrease,plasma)
SUBJ:V-N (decrease,protein)
OBJ:V-N (decrease,quantity)
COMP:N-N(of) (quantity,__NODE__)
MOD_ATT:N-N (__NODE__,D)