893
Individual mutations in motifs III , IV , and V had distinctive effects on the affinity of enzyme for GTP , the rate of covalent catalysis ( EpG formation ) , or the transfer of GMP from enzyme to RNA .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None