9795
The 3 ' terminus of the genome can be folded into a tRNA - like secondary structure that has a valine anticodon ; the tRNA - like structure lacks a pseudoknot in the aminoacyl stem , a feature common to both genera of tetraviruses .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
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