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Two splice variants of ALF1 cDNA have been found , differing by a 72 - bp insertion , coding for putative proteins of 682 and 706 amino acids .
 GENE: ALF1 cDNA
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: ALF1 cDNA