3200
Deletion mutations were constructed , removing residues 2 - 30 , 31 - 60 , 61 - 90 , and 49 - 78 of the N - terminal cytoplasmic domain , as well as a missense mutation of a dileucine motif .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
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