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A group of factors known as activating transcription factors ( ATF ) have been found to bind to the latter and related sequences found upstream of early adenovirus promoters induced by E1A , and these factors are highly homologous to the CREB protein .
 GENE: activating transcription factors; GENE: ATF; GENE: E1A; GENE: CREB protein
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: activating transcription factors; GENE: ATF; GENE: E1A; GENE: CREB protein