11488
By use of small - angle X - ray scattering ( SAXS ) , we present solution conformations of the tandem dsRBMs of PKR in complex with two imperfectly base - paired viral dsRNA stem - loops ; HIV - 1 TAR and adenovirus VA ( I ) - AS .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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