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- Suppose the codon sequence GUGCAAUUCGAGGCC has a single base pair mutation to GUGCAAUUCAAGGCC. If the old protein sequence was Val-Gln-Phe-Glu-Ala, what will be the new sequence encoded by the mutant gene? ____________________________.Can a tRNA exist that has the anticodonsequence 5′ IAA? If so, which amino acidwould it carry?Suppose the codon sequence AUGACCCGGCUACUG has a single base pair mutation to AUGACCCGGUUACUG. If the old protein sequence was Met-Thr-Arg-Leu-Leu, what will be the new sequence encoded by the mutant gene?
- How many amino acids will the mRNA sequence "AUG GAC CUG UCG UGA" produce?Suppose the codon sequence GCCAUUCAAGCGGAU has a single base pair mutation to GCCAUUCAAACgGAU. If the old protein sequence was Ala-Ile-Gln-Ala-Asp, what will be the new sequence encoded by the mutant gene? _________(Use the 3-letter amino acid abbreviations with hyphens and no spaces in between, i.e. Ser-Asn-Tyr-LeWhat is the total size of the mature i.e. fully processed mRNA in nucleotides? How many amino acids would the encoded protein be? Assume that the N- terminal Met encoded by the AUG start codon, is NOT cleaved from the protein?
- Given the following mRNA sequence: 5-AUCCCGUAUGCCCGGGAGCUAGCCCAGC-3 a) Label the first condon, the stop codon, the untranslated regions and predict the amino acid sequence of the polypeptidExplain The mRNA codon of valine is: GUC UGG CCA TTGHow is it possible that a given mRNA in a cell is found throughoutthe cytoplasm but the protein that it encodes is only found in afew specific regions?
- In prokaryotic protein synthesis, Nformylmethionine (fmet) is the first amino acid incorporated, whereas(normal) methionine is incorporated in eukaryotes. The same codon(AUG) serves both. What prevents methionine from being insertedinto the beginning and N-formylmethionine in the interior?if mRNA has a codon sequence of 5'-UAG-3', it will encode: Ieucine, no amino acide, methionine, a mutation, or an anticodon?If there are 64 possible codons in the genetic code and the amino acid is specified by each, as read in the 5’ to 3’ direction from the mRNA sequence, which ones are STOP codons?
