2350
We have now tested all known mammalian Groucho family members for their ability to interact specifically with individual Tcf / Lef family members .
 GENE: mammalian Groucho family members; GENE: Tcf; GENE: Lef
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: mammalian Groucho family members; GENE: Tcf; GENE: Lef