+----------SUBJ:V-N----------+----COMP:V-N(in)---+       
      +----COMP:N-N(of)----+       |        +MOD_ATT:N-+       
      |            +MOD_ATT+       |        |   +MOD_AT+       
      |            |       |       |        |   |      |       
 Expression of __NODE__ protein occurs in type II pneumocytes .
COMP:N-N(of) (expression,protein)
MOD_ATT:N-ADJ (protein,__NODE__)
SUBJ:V-N (occur,expression)
COMP:V-N(in) (occur,pneumocytes)
MOD_ATT:N-N (pneumocytes,type)
MOD_ATT:N-N (pneumocytes,II)