+-----------COMP:V-N(In)----------+                        
      |        +-MOD_ATT:N-ADJ-+        |                        
      |        |       +MOD_ATT+SUBJ:V-N+OBJ:V-N+COMP:N-N(o+     
      |        |       |       |        |       |          |     
 In cells , __SP__ __NODE__ protein mediates efflux of __NODE__ .
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)
COMP:V-N(In) (mediate,cell)
SUBJ:V-N (mediate,protein)
OBJ:V-N (mediate,effluence)
COMP:N-N(of) (effluence,__NODE__)