+--------MOD_ATT:N-ADJ-------+                                                                        
        |       +----MOD_ATT:N-ADJ---+----------COMP:V_PASS-N(In)---------+                                   
        |       |       +MOD_ATT:N-AD+        +-MOD_ATT:N-ADJ-+           |                                   
        |       |       |      +MOD_A+        |       +MOD_ATT+MOD_PRED:N-+COMP:ADJ-N(for)+-COMP:N-N(of)+     
        |       |       |      |     |        |       |       |           |               |             |     
 In cultured primary __SP__ muscle cells , __SP__ __NODE__ protein is necessary for accumulation of __NODE__ .
MOD_ATT:N-ADJ (cell,cultured)
MOD_ATT:N-ADJ (cell,primary)
MOD_ATT:N-ADJ (cell,__SP__)
MOD_ATT:N-N (cell,muscle)
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)
MOD_PRED:N-ADJ (protein,necessary)
COMP:V_PASS-N(In) (necessary,cell)
COMP:ADJ-N(for) (necessary,accumulation)
COMP:N-N(of) (accumulation,__NODE__)