19365
Two RNA recognition motif domains and a C - terminal binuclear zinc - binding domain are required for mRNA binding , but the zinc - binding domain is not required for sequence - specific recognition of the targeted mRNA transcript .
 Chemical: C; Chemical: zinc; Chemical: zinc
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: C; Chemical: zinc; Chemical: zinc