Structure and Properties of Peptides Hydrogen bonds in a-helices are roughly parallel to the helix axis not present at Phe residues analogous to the steps in a spiral staircase more numerous than Vander Waals interactions roughly parallel to the helix axis not present at Phe residues analogous to the steps in a spiral staircase more numerous than Vander Waals interactions 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, the proximal His, and a water molecule four nitrogens of heme and to a water molecule two nitrogens of heme and to three His residues in Hb two nitrogens of heme and to three water molecules four nitrogens of heme, the proximal His, and a water molecule four nitrogens of heme and to a water molecule two nitrogens of heme and to three His residues in Hb ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Secondary structure in protein refers to three dimensional arrangement of all amino acids in polypeptide chain protein made up of more than one polypeptide chain regular folding of regions of the polypeptide chain linear sequence of amino acids joined together by peptide bond three dimensional arrangement of all amino acids in polypeptide chain protein made up of more than one polypeptide chain regular folding of regions of the polypeptide chain linear sequence of amino acids joined together by peptide bond ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The nature of peptide bond can be best explained as truly double bond Van der waals force Hydrogen bond partial double bond truly double bond Van der waals force Hydrogen bond partial double bond 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 stronger than an ordinary single bond both (a) and (b) has partial double bond character is still not completely understood is stronger than an ordinary single bond both (a) and (b) has partial double bond character is still not completely understood ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin oxygen affinity? No effect on oxygen affinity Increase in oxygen affinity Increase affinity in muscle cell otherwise decrease Decrease in oxygen affinity No effect on oxygen affinity Increase in oxygen affinity Increase affinity in muscle cell otherwise decrease Decrease in oxygen affinity ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS