8216
Furthermore , the over - replication phenotype produced by this mutant p65cdc18 is resistant to increased mitotic cyclin / CDK activity , a known inhibitor of over - replication .
 mutant p65cdc18, cyclin, CDK
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 mutant p65cdc18, cyclin, CDK