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Footprints on the HPV 18 enhancer show five protected regions with homologies to NF1 , AP1 and EFII transcription factor binding motifs .
 GENE: HPV 18 enhancer; GENE: NF1; GENE: AP1; GENE: EFII transcription factor binding motifs
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: HPV 18 enhancer; GENE: NF1; GENE: AP1; GENE: EFII transcription factor binding motifs