+------------------------------------------SUBJ:V-N-----------------------------------------+                             
           +------------SUBJ:V-N------------+                          +-------------------SUBJ:V-N------------------+                                             |                             
           +--SUBJ:V_PASS-N--+              |                          |        +----OBJ:V-N---+                     +-------OBJ:V-N------+                        +-------OBJ:V-N------+        
    +MOD_AT+     +MOD+       |              +---OBJ:V-N---+-COMP_of:N-N+SUBJ:V-N+       +MOD_AT+           +MOD:V-ADV+         +MOD_ATT:N-+              +MOD:V-ADV+         +MOD_ATT:N-+        
    |      |     |   |       |              |             |            |        |       |      |           |         |         |          |              |         |         |          |        
A 14-kD protein was also discovered that changes the specificity of GENEXXX containing RNA polymerase , greatly stimulating GENEXXX transcription and markedly repressing GENEXXX transcription .
SUBJ:V-N (stimulating,GENEXXX)
MOD_ATT:N-N (transcription,GENEXXX)
MOD:V-ADV (stimulating,greatly)
COMP_of:N-N (specificity,GENEXXX)
MOD_ATT:N-N (transcription,GENEXXX)
OBJ:V-N (containing,polymerase)
OBJ:V-N (changes,specificity)
OBJ:V-N (repressing,transcription)
MOD:V-ADV (was,also)
MOD:V-ADV (repressing,markedly)
SUBJ:V-N (containing,GENEXXX)
SUBJ:V_PASS-N (discovered,protein)
OBJ:V-N (stimulating,transcription)
MOD_ATT:N-N (protein,14-kD)
MOD_ATT:N-N (polymerase,RNA)
SUBJ:V-N (repressing,GENEXXX)
SUBJ:V-N (changes,protein)