Structure and Properties of Peptides Disulfide bonds most often stabilize the native structure of extracellular proteins hydrophobic proteins intracellular proteins dimeric proteins extracellular proteins hydrophobic proteins intracellular proteins dimeric proteins ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Hydrogen bonds in a-helices are analogous to the steps in a spiral staircase roughly parallel to the helix axis not present at Phe residues more numerous than Vander Waals interactions analogous to the steps in a spiral staircase roughly parallel to the helix axis not present at Phe residues more numerous than Vander Waals interactions ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The heme is held in place by a bond between the Fe2+ and histidine the Fe2+ and cysteine the Fe3+ and cysteine the Fe3+ and histidine the Fe2+ and histidine the Fe2+ and cysteine the Fe3+ and cysteine the Fe3+ and histidine ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen binding curves of hemoglobin and myoglobin are a consequence of the quaternary structure of hemoglobin both (a) and (b) allow maximum transfer of oxygen to the tissues are identical are a consequence of the quaternary structure of hemoglobin both (a) and (b) allow maximum transfer of oxygen to the tissues are identical ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The different orders of protein structure are determined by all of the following bond types except phospho-diester bonds peptide bonds disulfide bridges hydrogen bonds phospho-diester bonds peptide bonds disulfide bridges hydrogen bonds ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin 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 No effect on oxygen affinity ANSWER DOWNLOAD EXAMIANS APP