537
Mutation in the GATA-1(d) motif , which exhibits an adult erythroid-specific genomic footprint , decreases the HS-40 enhancer function in dimethyl sulfoxide-induced MEL cells but not in K562 cells .
 ( DNA: HS-40, None) , ( DNA: HS-40 enhancer, None) , ( cell line: dimethyl sulfoxide-induced MEL cells, None) , ( cell line: K562 cells, None) , ( DNA: GATA-1(d) motif, None) , ( DNA: adult erythroid-specific genomic footprint, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( DNA: HS-40, None) , ( DNA: HS-40 enhancer, None) , ( cell line: dimethyl sulfoxide-induced MEL cells, None) , ( cell line: K562 cells, None) , ( DNA: GATA-1(d) motif, None) , ( DNA: adult erythroid-specific genomic footprint, None) 