How many tRNA synthetases are there?
Understand the Problem
The question is asking for the total number of tRNA synthetases, which are enzymes responsible for attaching amino acids to their corresponding tRNA molecules in the process of protein synthesis.
Answer
20
The final answer is 20
Answer for screen readers
The final answer is 20
More Information
Most living cells have 20 aminoacyl-tRNA synthetases, each specific to one of the 20 amino acids used in protein synthesis.
Sources
- Aminoacyl-tRNA synthetases - PMC - NCBI - ncbi.nlm.nih.gov
- Aminoacyl tRNA synthetase - Wikipedia - en.wikipedia.org
- Molecule of the Month: Aminoacyl-tRNA Synthetases - PDB-101 - pdb101.rcsb.org