Proline provides structural regidity in proteins. What is the consequence of this on protein structure?
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Proline provides structural regidity in proteins. What is the consequence of this on protein structure?
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- What are some of the ways that the features of carbon-to-carbon bonds influence the stability and 3-D structure of organic molecules?Why is cysteine such an important amino acid for defining the tertiary structure of some proteins?Two proteins with the same amino acid composition do not have the same primary structure. Explain why.
- Hemoglobin is a tetramer consisting of two α and two β chains.What level of protein structure is described in this statement?What is the contribution of dilsulfide bonds in proteins?Which groups or side chain participate in these reactions? Discuss with examples in detail.While abnormal physiological conditions such as high urea concentration and very high/low pH can affect proteins, can they affect the primary structure (peptide bonds and such)?
- Which amino acid is technically not an amino acid? Whichamino acid contains no chiral carbon atoms?What amino acid is technically not an amino acid and which amino acid contains no chiral carbon atoms?In regards to the protein structure, explain what is meant by “tertiary structure.” Whatare the main forces that stabilize tertiary structures in proteins? Provide examples.