933
Using mutagenesis , we have identified two mutations of the second actin - binding domain that can also suppress the act1 mutations of interest .
 GENE: actin - binding domain; GENE: act1
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: actin - binding domain; GENE: act1