10845
It was possible that one of the clone 13 CIITA alleles bore a mutation that allowed HLA-DQ , but not HLA -DR or -DP transcription .
 ( protein: CIITA, None) , ( DNA: HLA-DQ, None) , ( cell line: clone 13, None) , ( DNA: clone 13 CIITA alleles, 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:
 ( protein: CIITA, None) , ( DNA: HLA-DQ, None) , ( cell line: clone 13, None) , ( DNA: clone 13 CIITA alleles, None) 