Structure and Properties of Peptides What is the proportion of glycine residues in collagenous regions? Half One-tenth One-third One-fourth Half One-tenth One-third One-fourth ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen in hemoglobin and myoglobin is bound to lysine residues in the protein the iron atom in the heme group the nitrogen atoms on the heme histidine residues in the protein lysine residues in the protein the iron atom in the heme group the nitrogen atoms on the heme histidine residues in the protein 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? Complete quaternary structure Complete tertiary structure Thermodynamic stability Complete secondary structure Complete quaternary structure Complete tertiary structure Thermodynamic stability Complete secondary structure ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Heme is the binding pocket of myoglobin and hemoglobin and is composed of hydrophobic residues positively charged residues polar residues negatively charged residues hydrophobic residues positively charged residues polar residues negatively charged residues ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Peptides in the fully extended chain conformation 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° are equivalent to the (3-sheet structure also have a cis geometry in their peptide bonds do not occur in nature ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The Ramachandran Plot illustrates the fact that the F & Y angles can assume any value in a peptide the F & Y angles can assume approximately three different values the F & Y angles can assume only a single value in a protein the peptide bond is planar the F & Y angles can assume any value in a peptide the F & Y angles can assume approximately three different values the F & Y angles can assume only a single value in a protein the peptide bond is planar ANSWER DOWNLOAD EXAMIANS APP