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Deletion analysis of the 3 . 5kb DNA fragment revealed that the region between - 125 to + 1 , containing a single Sp1 binding site , is essential for transcription of the embigin gene .
 GENE: Sp1 binding site; GENE: embigin gene
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: Sp1 binding site; GENE: embigin gene