The initial step in the protein translation is described by: O release of the initiation factors upon assembly of the initiation complex binding of mRNA to the smaller subunit of the ribosome O delivery of an aminoacyl-tRNA to the A site of the ribosome O formation of the aminoacyl-tRNA
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- Which of these statements is true about the elongation step of translation? The growing polypeptide chain is transferred from the P site RNA to the A site RNA OThe MRNA moves through the ribosome OThe new amino acid is transferred from the A site tRNA to the growing polypeptide chain in the P site The small ribosomal subunit detaches and reattaches every time a new amino acid is incorporated into the growing polypeptideidentify start/end site, which amino acid will be on the tRNA that is the first to bind to the A site of ribosome, anticodon on the tRNA in the P site of the ribosome when release factor bings to A site, and what amino acid sequence of the protein that will be formed from mRNA? Here is the mRNA sequence:5'GUUUCCCGUAUACAUGCGUGCCGGGGGCCCGUUACCAGGCCUCAUUAUUGGAUAACGGAAAAAAAAAAAAA3'Which of these statements is true about the elongation step of translation? The growing polypeptide chain is transferred from the P site RNA to the A site RNA The MRNA moves through the ribosome The new amino acid is transferred from the A site RNA to the growing polypeptide chain in the P site The small ribosomal subunit detaches and reattaches every time a new amino acid is incorporated into the growing polypeptide
- The tRNA molecule carries EIF2 and GTP and binds the small ribosomal subunit at the P site in the first steps of translation initiation. tue or falseDrag the functions involved in the bacterial translation process into the appropriate box with the corresponding name of the translation factor or component. Reset Help Prevents premature association of the large ribosomal subunit with the small Serves as the MRNA binding site for Guides the initiator fMet-tRNA into the the small ribosomal subunit. P site. ribosomal subunit. Prevents entry of an amino-acyl tRNA into the ribosome A site during the early initiation stages. Assists incoming amino-acyl RNA into the A site. IF1 IF2 IF3 EF-Tu Shine-Dalgarno sequenceA mRNA has the following sequence and direction: 5’-AUGUCAACCUAA-3’ What would be the anticodon sequences formed from this mRNA during the translation process?
- Arrange the following components of translation in the approximate order in which they would appear or be used in prokaryotic protein synthesis: 70S initiation complex 30S initiation complex release factor 1 elongation factor G initiation factor 3 elongation factor Tu fMet-tRNAifMetArrange the processes involved from Transcription to Translation. RNA polymerase binds in the promoter regions Polypeptide cleavage Release of methionine and conversion to active protein Translocation Appearance of UAG codon Attachment of the mRNA to ribosome with AUG in the P site DNA rejoins Covalent bonding of AA to the tRNA Elongation of RNA transcript Binding of Rho factor Partial unwinding of DNADescribe in detail all of the steps necessary to carry out translation. Amino acids, mRNA, 30S ribosome, 50S ribosome, tRNA, protein chain, E site, P site, and A site.
- Arrange the following components of translation in the approximate order in which they would appear or be used in prokaryotic protein synthesis: 70S initiation complex 30S initiation complex release factor 1 elongation factor G initiation factor 3 elongation factor Tu fMet-tRNAi fMetDescribe the various post-transcriptional and post-translational modifications that occur during the transition from pre-mRNA to mature protein.Which of the following interactions in E. coli ensures that the start codon of an mRNA is accurately positioned in a ribosome at the initiation of translation? O binding between the mRNA Shine-Dalgarno sequence and ribosomal proteins base-pairing between the mRNA Shine-Dalgarno sequence and rRNA of the small ribosomal subunit O binding between ribosomal proteins and the initiation factor that base-pairs with the start codon O base-pairing between the mRNA Shine-Dalgarno sequence and rRNA of the large ribosomal subunit