If you set up an in vitro translation reaction containing poly(ACGU), as template, which of the following products or sets of products would you expect to be synthesized? poly(tyr•val•arg•thr) O poly(thr•arg•val•tyr) O poly(tyr•val) and poly(thr•arg) O poly(tyr) + poly(val) + poly(arg) + poly(thr)
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- please list all possible products in a sequencing reaction using ddGTPA as a terminator based on the following sequences of a template : 3'-GGGCTATACCTGACCCTC-5'In reversible terminator sequencing, how would the sequencing process be affected if the 3′-end-blocking group of each nucleotide were replaced with the 3′-H present in the dideoxynucleotides used in Sanger sequencing?For the following five sequences, what is the consensus sequence? 5′–GGGAGCG–3′ 5′–GAGAGCG–3′ 5′–GAGTGCG–3′ 5′–GAGAACG–3′ 5′–GAGAGCA–3′ a. 5′–GGGAGCG–3′ b. 5′–GAGAGCG–3′ c. 5′–GAGTGCG–3′ d. 5′–GAGAACG–3′
- Consider the following wild-type and mutant sequences:Wild-type ....CTTGCAAGCGAATC....Mutant ....CTTGCTAGCGAATC....The substitution shown seems to have created a stop codon. What further information do you need to be confident that it has done so?Consider the following DNA template: 5’-AAGAGGTTCCAATGCAGGCACTCACCAACTCTTAAATAAA-3’ 3’-TTCTCCAAGGTTACGTCCGTGAGTGGTTGAGAATTTATTT-5’ If the bottom DNA strand is used as template to transcribe mRNA, predict the amino acid sequence that would result from the process of translation. Met-Ala-Leu-Thr-Gln-Glu-Gly Met-Gly-Ser-Leu-Asn-Ser-Gln Met-Thr-Asn-Ser-Leu-Ala-Gln Met-Gln-Ala-Leu-Thr-Asn-Ser Met-Glu-Ala-His-Trp-Ser-TyrSuppose your supervisor is working on a molecule “X” with UniProtKB accession number P18564. Being a team member in the project, you have been asked to provide the following information with high accuracy? I. Chromosome number: II. Protein size: III. Number of exons: IV. Stop codon: V. Size of the longest exon in nucleotides
- Please list all possible products in a sequencing reaction using ddGTP as a terminator based on the following sequence of a template. 3’ – GGGCTATACCTGACCCTC – 5’Below is a sequence of 540 bases from a genome. What information would you use to find the beginnings and ends of open reading frames? How many open reading frames can you find in this sequence? Which open reading frame is likely to represent a protein- coding sequence, and why? Which are probably not functioning protein-coding sequences, and why? Note: for simplicitys sake, analyze only this one strand of the DNA double helix, reading from left to right, so you will only be analyzing three of the six reading frames shown in Figure 19.4.Shown below is an R loop prepared for electron microscopy by annealing a purified eukaryotic messenger RNA with DNA from a genomic clone containing the full-length gene corresponding to the mRNA. (a) How many exons does the gene contain? How many introns? (b) Where in this structure would you expect to find a 5′,5′-internucleotide bond? Where would you expect to find a polyadenylic acid sequence?
- Below is a sequence of DNA.5'-ttaccgataattctctctcccctcttccatgattctgattaaagaaggcgagaacgaaactatttgttaatacc-3' How many "reading frames" can be identified for this sequence? How many "open reading frames" can be identified for this sequence? What is the frame of the longest ORF? How many codons are in the longest ORF? What is the frame of the shortest ORF? How many AA are in the shortest ORF? Using the one letter code for Amino Acids, what is the predicted AA sequence of the shortestORF (from N to C-terminal end)? Using the one letter code for Amino Acids, what is the predicted AA sequence of the longestORF (from N to C-terminal end)?in the human gene for the beta chain of hemoglobin, the first 30 nucleotides in the amino acid coding region is represented by the sequence 3'TACCACGTGGACTGAGGACTCCTCTTCAGA-5'. What is the sequence of the partner strand? If the DNA duplex for the beta chain of hemoglobin above were transcribed from left to right, deduce the base sequence of the RNA in this coding region.What is EcoRI? How does EcoRI differ from an exonuclease?