4632
The BRSV L gene is 6573 nt in length and the derived polypeptide has 2162 aa .
 GENE: BRSV L gene
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: BRSV L gene