. Effects of amino acid composition and sequence to protein folding
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- 9. The functions of proteins in the human body: the catalytic, structural, regulatory, contractile, protective, transport and energy-providing functions of proteins.1. How does a protein carry out its main functionality?1. Describe how each of the following relates to protein configuration: primary structure - secondary structure - tertiary structure - quaternary structure -
- 1. Amino acids as the structural components of proteins in the human body: the structure, isomerism and physical properties.1. Amino acids are the "building blocks" of protein Which are the basic amino acids?9. Identify the N-terminal and C-terminal amino acid in each peptide. H,N-CH-C-Ņ–CH-C-o- CH2 H CH3 ČH(CH3)2 HÑ-CH-C-Ņ-CH-C-N–CH–C-O- CH2 H ČH3 H ČH,CH,CONH, a.
- 5. Tertiary structure of proteins. Their classification is relative to a given structure. Forces and chemical interactions that determine the assembly of the tertiary structure of proteins. Thermodynamic stability and correct assembly of the protein tertiary structure.4. Observe the following diagram carefully and answer the following questions. (a) Identify the "B" subunit. Explain its role as a biomolecule. (b) What component does the diagram represent? Briefly mention its function. A NH2 OH в Your answer10. A shampoo bottle lists "partially hydrolyzed protein" as one of its ingredients. What is the difference between partially hydrolyzed protein and completely hydrolyzed protein?
- 31. Identify what is being describe in each statement A large molecule made of repeating subunits (monomers)1. Draw an annotated diagram to illustrate the four levels of protein structure3. Proteins are important for numerous functions in a cell and their activity/function is dependent on their structure. Each protein folds into its respective structure and ionic bonds between ions in side chains of proteins drives protein folding as shown by the oppositely charged ions in the figure below. 15 H .O H N Protein Draw a picture similar to the one shown above to show what will happen to such interactions when the pH increases. Show how this impacts protein structure. (Hint: Is the hydrogen ion concentration high or low? Note that hydrogen ions can be added or lost into molecules depending on the pH and that the NH3* is affected in this case.) Draw a picture similar to the one shown above to show what will happen to such interactions when the pH decreases. Show how this impacts protein structure. (Hint: Is the hydrogen ion concentration high or low? Note that hydrogen ions can be added or lost into molecules depending on the pH and that the COO is affected in this case.)…