10446
Snail family proteins are zinc finger transcriptional regulators first identified in Drosophila which play critical roles in cell fate determination .
 GENE: Snail family proteins
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: Snail family proteins 
Answer:
 GENE: Snail family proteins