1861
The H5 mutants were : DH5 ( all amino acids in D configuration ) and H5F ( where all His are replaced by Phe at positions 3 , 7 , 8 , 15 , 18 , 19 , 21 ) .
 GENE: H5 mutants; GENE: DH5; GENE: H5F
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: H5 mutants; GENE: DH5; GENE: H5F