Structure and Properties of Peptides The heme is held in place by a bond between the Fe3+ and histidine the Fe2+ and cysteine the Fe3+ and cysteine the Fe2+ and histidine the Fe3+ and histidine the Fe2+ and cysteine the Fe3+ and cysteine the Fe2+ and histidine ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In deoxy hemoglobin (Hb), the Fe (II) is coordinated to two nitrogens of heme and to three water molecules four nitrogens of heme and to a water molecule two nitrogens of heme and to three His residues in Hb four nitrogens of heme, the proximal His, and a water molecule two nitrogens of heme and to three water molecules four nitrogens of heme and to a water molecule two nitrogens of heme and to three His residues in Hb four nitrogens of heme, the proximal His, and a water molecule ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Disulfide bonds most often stabilize the native structure of extracellular proteins dimeric proteins intracellular proteins hydrophobic proteins extracellular proteins dimeric proteins intracellular proteins hydrophobic proteins ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides When pO2 = Kd of myoglobin, the fractional saturation (YO2) is about 0.5 0.1 1.7 0.9 0.5 0.1 1.7 0.9 ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Heme is the binding pocket of myoglobin and hemoglobin and is composed of negatively charged residues polar residues positively charged residues hydrophobic residues negatively charged residues polar residues positively charged residues hydrophobic residues 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 are identical allow maximum transfer of oxygen to the tissues both (a) and (b) are a consequence of the quaternary structure of hemoglobin are identical allow maximum transfer of oxygen to the tissues both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP