start codon

(redirected from ATG or AUG)
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Related to ATG or AUG: initiator 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.
Translations
codon d’initiation