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- Indicate whether each of the following events occurs when tryptophan is high or when tryptophan is low by placing a check in each of the appropriate blanks. Share your reasoning. Event Tryptophan high Tryptophan low Ribosome does not stall at Trp codons ____________ ____________ Region 2 of the leader pairs with region 3 ____________ ____________ Ribosome covers part of region 2 of leader ____________ ____________ Transcription is terminated before structural genes are transcribed ____________ ____________Choose a pentapeptied composed of five different amino acids. List the five amino acids. Present the messenger RNA codons for the amino acids and the sequence of the nucleotids on the DNA that was originally coded for the pentapeptide.8:52 Protein 2-10092015113649.pdf https:api.schoology.comv1attachment169963839... Name Class Date Interpreting Diagrams: Understanding the Main Ideas The Genetic Code (MRNA) Lysine Lysine Asparagine Asparagine Arginine Arginine Serine Serine Isoleucine Methionine Isoleucine Isoleucine Threonine Threonine Threonine U Threonine c Glutamic acid Glycine Glutamic acid Glycine Aspartic acid Giycine Aspartic acid Glycine Valine Valine Valine Valine Alanine Alanine Alanine Alanine "Stop" codon "Stop" codon Leucine Trytophan Cysteine Cysteine Al Gl "Stop" codon Tyrosine Тугosine Serine Serine Phenylalanine Serine Phenylalanine Serine Leucine Glutamine Giutamine CHistidine Histidine Arginine Arginine Arginine Arginine Al Leucine Leucine Leucine Loucine Proline Proline Proline Proline Icl A G Second Base in Code Word Use the information in the accompanying figure to complete the following table. The first row has been completed to help you get started. DNA codon MRNA codon IRNA Anticodon Amino…
- Choose any pentapeptide composed of five different amino acids. List the amino acids. Present the messenger RNA codons for those amino acids and the sequence of nucleotides on the DNA that originally coded for your pentapeptide.Draw and label the following RNA tetranucleotide: 5’phosphoryl-A-2’O-methyl-C-U-G-3’-phosphateWhat is the length in AA’s of the LilP protein? Assume fMet is NOT CLEAVED. Write out the sequence of the polypeptide in AA: use the three letter notation, e.g. Met-Ser-Pro-
- A sample of an unknown peptide was divided into two aliquots. One aliquot was treated with trypsin, and the other with cyanogen bromide. Given the following sequences of the resulting fragments, deduce the sequence of the original peptide. Trypsin treatment: Asn-Thr-Trp-Met-Ile-Lys Gly-Tyr-Met-Gln-Phe Val-Leu-Gly-Met-Ser-Arg Cyanogen Bromide treatment: Gln-Phe Ile-Lys-Gly-Tyr-Met Ser-Arg-Asn-Thr-Trp-MetA sample of an unknown peptide was divided into two aliquots. One aliquot was treated with trypsin; the other was treated with cyanogen bromide. Given the following sequences (N-terminal to C- terminal) of the resulting fragments, deduce the sequence of the original peptide. Trypsin treatment Asn-Thr-Trp-Met-lle-Lys Gly-Tyr-Met-Gln-Phe Val-Leu-Gly-Met-Ser-Arg Cyanogen bromide treatment Gln-Phe Val-Leu-Gly-Met lle-Lys-Gly-Tyr-Met Ser-Arg-Asn-Thr-Trp-MetChoose any pentapeptide composed of five different amino acids. List the amino acids. Present one messenger RNA codon for each amino acids and the sequence of nucleotides on the DNA that originally coded for your pentapeptide.
- Cut the following protein with the Serine Proteolytic enzyme Trypsin. How many peptide fragments are present after the protein is treated with Trypsin? Ala-Leu-Arg-Gly-Met-Val-Arg-Lys-Ala O 2 6. 8.Pro-CHEMBIO peptide is a large peptide sequence with three disulfide bonds (indicated by the lines between cysteine residues). CHEMBIO Protease cleaves amide bonds between two basic amino acid residues to give the final peptide that is active in the body. The products of this protease reaction are: 1. Two chains that make up active CHEMBIO peptide, which contain the N- and C-terminus sections of the original Pro-CHEMBIO molecule 2. A separate inactive peptide What if instead of CHEMBIO Protease, this peptide was cleaved by trypsin? Indicate the cleavage locations on the structure below. asapIf the sequence of DNA on the template strand of a gene is AAA, the mRNA codon produced by transcription will be and will specify the amino acid A. UUU, phenylalanine B. AAA, phenylalanine C. AAA, lysine D. TTT, arginine In the given anticodon CCA - UAU - UCG, what is the resulting amino acid sequence? A. glycine-isoleucine-serine B. histidine - serine - tyrosine C. proline - tyrosine - tyrosine D. proline - isoleucine - serine Which sequence of amino acids shows the corresponding polypeptide for DNA Sequence 3' AAGGCCGCA-5'? A. phenylalanine - arginine - arginine B. phenylalanine - alanine-alanine C. lysine - alanine - alanine D. lysine -arginine - arginine