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Instead , the large difference in ssDNA - binding affinities reflects the loss of hexamerization ability by uvsY , suggesting that a form of intrahexamer synergism or cooperativity between binding sites within the uvsY hexamer leads to its high observed affinity for ssDNA .
 GENE: uvsY; GENE: uvsY hexamer
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: uvsY; GENE: uvsY hexamer