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 What was the first protein whose complete tertiary structure was determined? Lysozyme Pancreatic DNase Pancreatic ribonuclease Myoglobin Lysozyme Pancreatic DNase Pancreatic ribonuclease Myoglobin ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides An oil drop with a polar coat is a metaphor referring to the three dimensional structure of collagen globular proteins fibrous proteins silk protein collagen globular proteins fibrous proteins silk protein ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides When pO2 = Kd of myoglobin, the fractional saturation (YO2) is about 0.5 1.7 0.9 0.1 0.5 1.7 0.9 0.1 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 secondary structure Thermodynamic stability Complete tertiary structure Complete quaternary structure Complete secondary structure Thermodynamic stability Complete tertiary structure Complete quaternary structure ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Hydrogen bonds in a-helices are more numerous than Vander Waals interactions analogous to the steps in a spiral staircase not present at Phe residues roughly parallel to the helix axis more numerous than Vander Waals interactions analogous to the steps in a spiral staircase not present at Phe residues roughly parallel to the helix axis ANSWER DOWNLOAD EXAMIANS APP