22523
Moreover , this peptide could not only activate its homologous ilvI and heterologous ilvB ( CSU of E . coli AHAS I ) , but also heterologously activate the CSUs of AHAS from Saccharomyces cerevisiae , Arabidopsis thaliana , and Nicotiana plumbaginifolia .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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