Structure and Properties of Peptides What is the proportion of glycine residues in collagenous regions? Half One-third One-fourth One-tenth Half One-third One-fourth One-tenth ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Which hemoglobin chain replaces the beta chain in embryonic hemoglobulin? Gamma Alfa Delta Epsilon Gamma Alfa Delta Epsilon ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The major element of secondary structure in myoglobin and hemoglobin is the reverse turn the P-strand All of these the a-helix the reverse turn the P-strand All of these the a-helix ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin oxygen affinity? Increase in oxygen affinity Decrease in oxygen affinity Increase affinity in muscle cell otherwise decrease No effect on oxygen affinity Increase in oxygen affinity Decrease in oxygen affinity Increase affinity in muscle cell otherwise decrease No effect on oxygen affinity ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen in hemoglobin and myoglobin is bound to the nitrogen atoms on the heme the iron atom in the heme group lysine residues in the protein histidine residues in the protein the nitrogen atoms on the heme the iron atom in the heme group lysine residues in the protein histidine residues in the protein ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In deoxy hemoglobin (Hb), the Fe (II) is coordinated to four nitrogens of heme, the proximal His, and a water molecule two nitrogens of heme and to three His residues in Hb four nitrogens of heme and to a water molecule two nitrogens of heme and to three water molecules four nitrogens of heme, the proximal His, and a water molecule two nitrogens of heme and to three His residues in Hb four nitrogens of heme and to a water molecule two nitrogens of heme and to three water molecules ANSWER DOWNLOAD EXAMIANS APP