+---------------------------------------------------COMP_in:ADJ-N--------------------------------------------------+    
                                                 |                  +-----------------------------COMP_of:N-N-----------------------------+                         |    
                                                 |                  +------------------COMP_of:N-N-----------------+                      |                         |    
   +----------MOD_ATT:N-N----------+             |                  +---------COMP_of:N-N---------+                |                      |                         |    
   |         +-----MOD_ATT:N-N-----+             |                  |              +--MOD_ATT:N-N-+                |                      |                         |    
   |         |             +MOD_ATT+MOD_PRED:N-AD+--COMP_for:ADJ-N--+         +MOD_+      +MOD_ATT+         +MOD_AT+              +MOD_ATT+                         |    
   |         |             |       |             |                  |         |    |      |       |         |      |              |       |                         |    
GENEXXX , GENEXXX , and GENEXXX operons are responsible for the synthesis of cell wall anionic polymer , teichoic acid , and teichuronic acid , respectively , in SPXXX .
MOD_ATT:N-N (wall,cell)
MOD_ATT:N-N (operons,GENEXXX)
MOD_ATT:N-N (operons,GENEXXX)
MOD_ATT:N-ADJ (acid,teichoic)
MOD_ATT:N-ADJ (polymer,anionic)
COMP_of:N-N (synthesis,acid)
COMP_of:N-N (synthesis,polymer)
MOD_ATT:N-N (operons,GENEXXX)
MOD_ATT:N-ADJ (acid,teichuronic)
COMP_in:ADJ-N (responsible,SPXXX)
COMP_of:N-N (synthesis,acid)
MOD_PRED:N-ADJ (operons,responsible)
MOD_ATT:N-N (polymer,wall)
COMP_for:ADJ-N (responsible,synthesis)