3901
Most significantly , the cyclin E - Cdk2 complex is maximally active at the G1 / S transition , and overexpression of cyclin E decreases the time it takes the cell to complete G1 and enter S phase .
 GENE: cyclin E; GENE: Cdk2; GENE: cyclin E
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: cyclin E; GENE: Cdk2; GENE: cyclin E