4860
Supporting functional significance of this interaction , both the Rev1 pathway and Rad5 are required for translesion synthesis and mutagenesis of 1 , N ( 6 ) - ethenoadenine .
 Chemical: 1 , N ( 6 ) - ethenoadenine
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: 1 , N ( 6 ) - ethenoadenine