3987
Deletion analysis defines distinct functional domains for protein - protein and nucleic acid interactions in the ORF1 protein of mouse LINE - 1 .
 GENE: ORF1 protein; GENE: LINE - 1
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: ORF1 protein; GENE: LINE - 1