19751
Neither methylation of histone H3 at lysine 4 ( H3K4me1 / 2 / 3 ) nor tri - methylation of histone H3 at lysine 9 ( H3K9me3 ) was affected .
 Chemical: lysine; Chemical: lysine
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: lysine; Chemical: lysine