Structure and Properties of Peptides Heme is the binding pocket of myoglobin and hemoglobin and is composed of polar residues negatively charged residues positively charged residues hydrophobic residues polar residues negatively charged residues positively charged residues hydrophobic residues ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Which of the following is an example of tertiary structure in a protein? A globular domain A multimeric protein A P-pleated sheet An a-helix A globular domain A multimeric protein A P-pleated sheet An a-helix 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 affinity in muscle cell otherwise decrease Decrease in oxygen affinity Increase in oxygen affinity No effect on oxygen affinity Increase affinity in muscle cell otherwise decrease Decrease in oxygen affinity Increase in oxygen affinity ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The resonance structures that can be drawn for the peptide bond indicate that the peptide bond is stronger than an ordinary single bond is still not completely understood has partial double bond character both (a) and (b) is stronger than an ordinary single bond is still not completely understood has partial double bond character both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The nature of peptide bond can be best explained as truly double bond Hydrogen bond Van der waals force partial double bond truly double bond Hydrogen bond Van der waals force partial double bond ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Peptides in the fully extended chain conformation also have a cis geometry in their peptide bonds are equivalent to the (3-sheet structure have Y = F = 180° do not occur in nature also have a cis geometry in their peptide bonds are equivalent to the (3-sheet structure have Y = F = 180° do not occur in nature ANSWER DOWNLOAD EXAMIANS APP
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