start codon

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Related to initiating codon: Termination codon

start codon

n.
A codon, AUG in eukaryotes and either GUG or UUG in bacteria, that signals the initiation of translation and the first amino acid in a polypeptide chain. Also called chain initiation codon.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
codon d’initiation
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References in periodicals archive ?
Three affected members (II2, II3, and III1) harbored a c3G>A transition predicting a methionine (ATG) to isoleucine (ATA) change at the initiating codon. Interestingly, MetlIle is the first HXLB9 missense mutation found that is not clustered in the homeodomain region (2, 11).