Podcast
Questions and Answers
During translation, which molecule is bound to IF2?
During translation, which molecule is bound to IF2?
- Pyrrolysine-tRNAprl
- fMet-tRNAfmet (correct)
- Met-tRNAmet
- Sec-tRNA
Which molecule is introduced instead of methionine for the initiation codon?
Which molecule is introduced instead of methionine for the initiation codon?
- Formyl methionine (fmet) (correct)
- Sec
- Leucine
- Pyrrolysine
Which tRNA is formylated during translation?
Which tRNA is formylated during translation?
- tRNAmethionine
- tRNAprl
- tRNAfmet (correct)
- tRNAsec
Which component of ribosomes in bacteria is responsible for catalyzing peptide bond formation?
Which component of ribosomes in bacteria is responsible for catalyzing peptide bond formation?
Which complex is formed by the 30S and 50S subunits in bacterial ribosomes?
Which complex is formed by the 30S and 50S subunits in bacterial ribosomes?
Which molecule serves as a source of energy during the initiation of translation in bacteria?
Which molecule serves as a source of energy during the initiation of translation in bacteria?
What is the role of release factors (RF1, RF2, RF3) in the termination and ribosome recycling phase of translation?
What is the role of release factors (RF1, RF2, RF3) in the termination and ribosome recycling phase of translation?
In eukaryotic ribosomes, what is the size of the small subunit?
In eukaryotic ribosomes, what is the size of the small subunit?
What is the role of IF-3 during translation initiation in bacteria?
What is the role of IF-3 during translation initiation in bacteria?
What is the function of IF-2 during translation initiation?
What is the function of IF-2 during translation initiation?
What is the significance of the Shine-Dalgarno sequence in translation initiation?
What is the significance of the Shine-Dalgarno sequence in translation initiation?
Which molecule is responsible for binding to IF-1, IF-3, and mRNA during translation initiation?
Which molecule is responsible for binding to IF-1, IF-3, and mRNA during translation initiation?
In what way is an internal met codon processed?
In what way is an internal met codon processed?
What is the role of IF-2-GTP in the formation of the initiation complex in bacteria?
What is the role of IF-2-GTP in the formation of the initiation complex in bacteria?
What serves as a signal for the initiation of protein synthesis in bacteria?
What serves as a signal for the initiation of protein synthesis in bacteria?
What happens to IF-2-GTP in the last step of initiation complex formation?
What happens to IF-2-GTP in the last step of initiation complex formation?
What is the function of Elongation Factor Tu (EF-Tu) in bacterial protein synthesis?
What is the function of Elongation Factor Tu (EF-Tu) in bacterial protein synthesis?
Where does the aminoacyl tRNA-EF-Tu-GTP complex bind in the 70S initiation complex?
Where does the aminoacyl tRNA-EF-Tu-GTP complex bind in the 70S initiation complex?
What occurs during the termination stage of protein synthesis?
What occurs during the termination stage of protein synthesis?
In the elongation phase of protein synthesis, what is the main function of the ribosome?
In the elongation phase of protein synthesis, what is the main function of the ribosome?
What is the primary purpose of translocation during translation?
What is the primary purpose of translocation during translation?
What happens when a STOP codon is reached during protein synthesis?
What happens when a STOP codon is reached during protein synthesis?
During protein synthesis, what role does ribosome recycling play?
During protein synthesis, what role does ribosome recycling play?
What catalyzes the reaction of transferring the fmet group from tRNA in the P site to the amino acid in the A site during elongation in bacterial protein synthesis?
What catalyzes the reaction of transferring the fmet group from tRNA in the P site to the amino acid in the A site during elongation in bacterial protein synthesis?
What triggers the binding of termination factors (Release Factors) RF-1, RF-2, RF-3 in bacterial protein synthesis?
What triggers the binding of termination factors (Release Factors) RF-1, RF-2, RF-3 in bacterial protein synthesis?
What role does Ribosome Recycling Factor (RRF) play in bacterial protein synthesis termination?
What role does Ribosome Recycling Factor (RRF) play in bacterial protein synthesis termination?
What is the role of IF-3 during the formation of the initiation complex in bacterial translation?
What is the role of IF-3 during the formation of the initiation complex in bacterial translation?
How many ATP equivalents are used in the aminoacetylation step?
How many ATP equivalents are used in the aminoacetylation step?
How many ATP equivalents are used in the elongation step?
How many ATP equivalents are used in the elongation step?
How many ATP equivalents are used in the translocation step?
How many ATP equivalents are used in the translocation step?
How many ATP equivalents are used in the initiation step?
How many ATP equivalents are used in the initiation step?
How many ATP equivalents are used in the termination step?
How many ATP equivalents are used in the termination step?
How many ATP equivalents are used in proofreading?
How many ATP equivalents are used in proofreading?
How many ATP equivalents are needed to synthesize a polypeptide of 150 amino acids that required proofreading for 2 of its amino acids?
How many ATP equivalents are needed to synthesize a polypeptide of 150 amino acids that required proofreading for 2 of its amino acids?
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