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As a result , we have defined two arginine - rich motifs ( ARM1 and ARM2 ) that mediate the RNA binding activity of SU ( S ) .
 GENE: SU ( S )
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: SU ( S )