What are isoaccepting tRNAs?

Name: Problem 3, Chapter 15: Genetics: A Conceptual Approach
Uploaded: 2020-06-29T03:07:27-08:00
Duration: 30 s
Channel: Sam Limsuwannarot
Description: What are isoaccepting tRNAs?

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Key Concepts

Genetic Code Degeneracy

Genetic code degeneracy refers to the phenomenon where most amino acids are encoded by more than one codon. This redundancy in the genetic code necessitates the presence of isoaccepting tRNAs to ensure that various codons translating to the same amino acid can be effectively recognized during protein synthesis.

Isoaccepting tRNAs

Isoaccepting tRNAs are a group of tRNA molecules that, despite having different anticodon sequences, are charged with the same amino acid. This means that they can recognize different codons encoding that amino acid, thereby contributing to the flexibility and robustness of genetic translation.

transfer RNA (tRNA)

tRNAs are essential molecules in protein synthesis that serve as adapters between the codons in messenger RNA (mRNA) and the amino acids incorporated into proteins. Each tRNA has a specific three-nucleotide anticodon that base-pairs with a complementary mRNA codon, and a recognition site where the corresponding amino acid is attached by an aminoacyl-tRNA synthetase.

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