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start codon

American  

noun

Genetics.
  1. a codon that starts the synthesis of a protein molecule.


Example Sentences

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The reading frame for translation is set by the AUG start codon near the 5' end of the mRNA.

From Textbooks • Jun. 9, 2022

No, they cannot be identical because the T nucleotide in DNA is replaced with U nucleotide in RNA and AUG is the start codon.

From Textbooks • Jun. 9, 2022

According to Kozak’s rules, the nucleotides around the AUG indicate whether it is the correct start codon.

From Textbooks • Jun. 9, 2022

In addition to specifying the amino acid methionine, it also serves as the start codon to initiate translation.

From Textbooks • Jun. 9, 2022

The initiator tRNA interacts with the AUG start codon, and links to a special form of the amino acid methionine that is typically removed from the polypeptide after translation is complete.

From Textbooks • Apr. 25, 2013