4315
We identified two potential phosphorylation sites at serine49 and serine133 , both of which seem to be necessary for Myf - 5 activity .
 GENE: Myf - 5
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: Myf - 5