12726
Subsequently, a 1.8 kilobase (kb) fragment of the CIITA promoter was isolated and sequenced.
 ( DNA: 1.8 kilobase (kb) fragment, None) , ( DNA: CIITA promoter, 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: 1.8 kilobase (kb) fragment, None) , ( DNA: CIITA promoter, None) 