Structure and Properties of Peptides Which of the following is an example of tertiary structure in a protein? An a-helix A P-pleated sheet A globular domain A multimeric protein An a-helix A P-pleated sheet A globular domain A multimeric protein ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen in hemoglobin and myoglobin is bound to the iron atom in the heme group histidine residues in the protein lysine residues in the protein the nitrogen atoms on the heme the iron atom in the heme group histidine residues in the protein lysine residues in the protein the nitrogen atoms on the heme ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Peptides in the fully extended chain conformation do not occur in nature also have a cis geometry in their peptide bonds have Y = F = 180° are equivalent to the (3-sheet structure do not occur in nature also have a cis geometry in their peptide bonds have Y = F = 180° are equivalent to the (3-sheet structure 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 still not completely understood both (a) and (b) has partial double bond character is stronger than an ordinary single bond is still not completely understood both (a) and (b) has partial double bond character is stronger than an ordinary single bond ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Heme is the binding pocket of myoglobin and hemoglobin and is composed of hydrophobic residues polar residues positively charged residues negatively charged residues hydrophobic residues polar residues positively charged residues negatively charged residues ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In the β-pleated sheet hydrogen bonds are formed between the peptide bonds All of these adjacent polypeptide chains can either be parallel or antiparallel the polypeptide chain is fully extended hydrogen bonds are formed between the peptide bonds All of these adjacent polypeptide chains can either be parallel or antiparallel the polypeptide chain is fully extended ANSWER DOWNLOAD EXAMIANS APP
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