Consider the following mRNA sequence: 5'-UUG ACC GAC-3'.Note: Reference the Genetic code table for additional information.Part 1 of 5What amino acid sequence is coded for by this mRNA?Leu-Thr-AspPart 2 of 5What is the amino acid sequence if a mutation converts UUG to UUA?Leu-Thr-AspPart 3 of 5What is the amino acid sequence if a mutation converts ACC to AGC?Leu-Ser-AspPart 4 of 5What is the amino acid sequence if a mutation converts GAC to CACTLeu-Thr-HisPart: 4/5Part 5 of 5What is the amino acid sequence if G is added to the beginning of the chain?xS

Part 5: What is the amino acid sequence if G is added to the beginning of the chain? Answer The…

Answered: Consider the following mRNA sequence:…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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The following mRNA transcript would result in which polypeptide sequence? 5'-ACU UUC ACU AUG UUU UUA UCC UCC ACU CCU UGA-3' Use the following codons and the amino acids they encode: AUG = Start or Met; UUU, UUC = Phe; UUA, UUG = Leu; UCU, UCC = Ser; CCU, CCC = Pro; ACU, ACC = Thr; UGA = Stop. Select one: O a. Phe-Leu-Ser-Ser-Thr-Pro O b. Met-Phe-Leu-Ser-Ser-Thr-Pro O c. Thr-Phe-Thr-Phe-Leu-Ser-Ser-Thr-Pro Od. Met-Phe-Leu-Ser-Ser O e. Thr-Phe-Thr
An anticodon of tRNA has the sequence GCA. What amino acid does this tRNA carry? HINT: you use mRNA codons to read the genetic code chart.
Determine which amino acid is formed from the following mRNA codon: GUA. a aspartic acid b glutamic acid c phenylalanine d valine
Explain why mature mRNA transcripts is a different size that pre-mRNA transcripts. Be sure to include the name of the protein-ribonucleotide complex that’s involved.
Below is an MRNA sequence for a short peptide called Lstqz. The nucleotides of the mRNA for Lstqz are numbered as shown. Answer questions 1-4 for the mRNA of Lstqz. A codon table with amino acids shown in single-letter code has been provided at this link. 1 5 10 15 20 25 30 35 40 5' AGAGAUGGCUCCUUCACGCUUUACCUACUGAGUAGGGCUAAG 3’ Which nucleotide number corresponds to the first nucleotide of the stop codon? (Please answer as a numeric value) 30 Write down the first five amino acids generated from this mRNA in single-letter designation with no spaces. Example: if the answer is (from N to C terminus) Histidine-Threonine-Glutamate, you would put in HTE (uppercase) as the answer.
The following is as segment of mRNA: 5'-UCGGAAUGUGGUGGCAUACAGGCUUACAGAACUAAGUCUGAGAAU-3' A. How many amino acids long will be the protein translated from the only reading frame available in this segment? B. If a mutation changes the third letter of the stop codon in the only reading frame available in this segment, how many amino acids long will be the protein translated?
The mRNA formed from the repeating tetranucleotide UUACincorporates only three amino acids, but the use of UAUC incorporates four amino acids. Why?
What is the peptide encoded by this mRNA sequence 5’-UCU-GCA- AAU-UAA -GUU-3’?
The mRNA sequence 5' AUG AAA CAG GGA UAA 3' encodes a particular peptide of interest to your research team. You have identified a new alternate allele of the sequence 5' AUG AAG CAG GGA UAA 3'. What type of mutation does this alternate sequence illustrate?
Refer to the genetic code in Figure 15.10 to answer the following question Q. If a single transversion occurs in a codon that specifies Leu, what amino acids can be specified by the mutated sequence?
In eukaryotes there is not a consistent relationship between the length of the coding sequence of a gene and the length of the mature mRNA it encodes, even though one nucleotide in DNA = one nucleotide in pre-mRNA or primary transcript. Explain why this is so.
Write down the corresponding amino acids sequence for each mRNA sequence. Use the codon chart.

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