10630
The transcription factor E2F plays an important role in G ( 1 ) to S phase transition in the higher eukaryotic cell cycle .
 GENE: E2F
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: E2F 
Answer:
 GENE: E2F