3717
However , the pre3 - 2 mutation strengthened phenotypes induced by other 20 S proteasomal mutations , indicating that the peptidylglutamyl peptide - hydrolyzing activity has to fulfill some rescue functions .
 GENE: pre3 - 2 mutation; GENE: 20 S proteasomal mutations
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: pre3 - 2 mutation; GENE: 20 S proteasomal mutations