10475
Archaeal family - B DNA polymerases bind tightly to deaminated bases and stall replication on encountering uracil in template strands , four bases ahead of the primer - template junction .
 Chemical: uracil
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: uracil