Structure and Properties of Peptides Which of the following is an example of tertiary structure in a protein? A P-pleated sheet A multimeric protein A globular domain An a-helix A P-pleated sheet A multimeric protein A globular domain An a-helix ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides If the F and Y angles of each peptide unit in a protein are known, which of the following may also be determined? Thermodynamic stability Complete quaternary structure Complete tertiary structure Complete secondary structure Thermodynamic stability Complete quaternary structure Complete tertiary structure Complete secondary structure ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides An oil drop with a polar coat is a metaphor referring to the three dimensional structure of silk protein fibrous proteins globular proteins collagen silk protein fibrous proteins globular proteins collagen ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Hydrogen bonds in a-helices are roughly parallel to the helix axis analogous to the steps in a spiral staircase not present at Phe residues more numerous than Vander Waals interactions roughly parallel to the helix axis analogous to the steps in a spiral staircase not present at Phe residues more numerous than Vander Waals interactions ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Peptides in the fully extended chain conformation are equivalent to the (3-sheet structure also have a cis geometry in their peptide bonds do not occur in nature have Y = F = 180° are equivalent to the (3-sheet structure also have a cis geometry in their peptide bonds do not occur in nature have Y = F = 180° ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin oxygen affinity? No effect on oxygen affinity Increase in oxygen affinity Increase affinity in muscle cell otherwise decrease Decrease in oxygen affinity No effect on oxygen affinity Increase in oxygen affinity Increase affinity in muscle cell otherwise decrease Decrease in oxygen affinity ANSWER DOWNLOAD EXAMIANS APP
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