Concept explainers
(a)
Interpretation:
Name and draw the structure of amino acid that contains thiol group.
Concept introduction:
Many amino acids are linked together through amide bonds to form a biologically large molecule known to be proteins.
Amino acid had both amino functional group and carboxyl functional group in a molecule.
Amino functional group is
Each amino acid can be represented by both three letter short hand code as well as one letter code.
(b)
Interpretation:
Name and draw the structure of amino acid that contains phenol group.
Concept introduction:
Many amino acids are linked together through amide bonds to form a biologically large molecule known to be proteins.
Amino acid had both amino functional group and carboxyl functional group in a molecule.
Amino functional group is
Each amino acid can be represented by both three letter short hand code as well as one letter code.
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FUND.OF GEN CHEM CHAP 1-13 W/ACCESS
- How many different tripeptides can be formed from three different amino acids, glutamine, histidine, and lysine? Draw the possible structures. Using three-letter abbreviations, give the names for all of the possible tripeptides.arrow_forwardWrite the chemical structure of peptide containing the following amino acid PRO-SER-GLY-LEUarrow_forwardDescribe the basic general structure of an l-a-amino acid,and draw its structurearrow_forward
- Draw the structure of a dipeptide containing the amino acidsalanine and tyrosine and outline the peptide bond.arrow_forwardDraw the condensed structural formula for a monounsaturated omega-3 fatty acid with 12 carbon atomsarrow_forwardName four major groups of amino acids, categorizedby the properties of their R groups. Explain how thechemical properties of each group affect protein shape.arrow_forward
- What amino acid is technically not an amino acid and which amino acid contains no chiral carbon atoms?arrow_forwardWrite the structure of a tetrapeptide-alanylaspartylvalyltyrosine identify the amino acids in this tripeptide. Give the IUPAC name of this tripeptide and encircle the peptide bonds formedarrow_forwardDiscuss and describe the five major groupings of amino acids.arrow_forward
- Explain why amino acid can increase blood glucose. Write the structure of each of the following peptide at pH7 and identify how many peptide bond in each number. Alanyl-phenylalanine- aspartate- cysteine Threonyl- Isoleucyl-methionyl- leucine Lysyl-alanine -Phenylalanyl-tyrosyl- serinearrow_forwardWrite the structure of the following peptides: 1. glycyl alanine 2. tyrosyl alanyl glycine 3. phenylalanyl tyrosyl seryl histidine 4. valyl glycyl cystein 5. seryl methioninearrow_forwardClassify the fatty acid with the following structural formula in the ways indicated.a. What is the type designation (SFA, MUFA, or PUFA) for this fatty acid? b. On the basis of carbon chain length and degree of unsaturation, what is the numerical shorthand designation for this fatty acid?c. To which “omega” family of fatty acids does this fatty acid belong? d. What is the “delta” designation for the carbon chain double-bond location for this fatty acid?arrow_forward
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