Structure and Properties of Peptides The peptide, Val-Lys-Glu-Met-Ser-Trp-Arg-Ala, was digested with cyanogen bromide (CNBr) to produce: Val-Lys-Glu-Met-Ser-Trp + Arg-Ala Val-Lys-Glu-Met + Ser-Trp-Arg-Ala Val-Lys + Glu-Met-Ser + Trp-Arg-Ala Val-Lys-Glu + Met-Ser-Trp-Arg-Ala Val-Lys-Glu-Met-Ser-Trp + Arg-Ala Val-Lys-Glu-Met + Ser-Trp-Arg-Ala Val-Lys + Glu-Met-Ser + Trp-Arg-Ala Val-Lys-Glu + Met-Ser-Trp-Arg-Ala 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 Thermodynamic stability Complete secondary structure Complete tertiary structure Complete quaternary structure Thermodynamic stability Complete secondary structure Complete tertiary structure 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 Peptides in the fully extended chain conformation are equivalent to the (3-sheet structure do not occur in nature have Y = F = 180° also have a cis geometry in their peptide bonds are equivalent to the (3-sheet structure do not occur in nature have Y = F = 180° also have a cis geometry in their peptide bonds ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen binding curves of hemoglobin and myoglobin 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) are a consequence of the quaternary structure of hemoglobin are identical allow maximum transfer of oxygen to the tissues ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In β-pleated sheet structures neighbouring neighboring chains are hydrogen bonded chains lie in a flat plane neighboring residues are hydrogen bonded neighboring chains are connected by a-helices neighboring chains are hydrogen bonded chains lie in a flat plane neighboring residues are hydrogen bonded neighboring chains are connected by a-helices ANSWER DOWNLOAD EXAMIANS APP