Structure and Properties of Peptides Which of the following is an example of tertiary structure in a protein? A P-pleated sheet An a-helix A globular domain A multimeric protein A P-pleated sheet An a-helix A globular domain A multimeric protein ANSWER DOWNLOAD EXAMIANS APP
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 is the proportion of glycine residues in collagenous regions? Half One-fourth One-third One-tenth Half One-fourth One-third One-tenth 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 Increase in oxygen affinity No effect on oxygen affinity Decrease in oxygen affinity Increase affinity in muscle cell otherwise decrease Increase in oxygen affinity No effect on oxygen affinity Decrease in oxygen affinity ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What was the first protein whose complete tertiary structure was determined? Myoglobin Pancreatic DNase Pancreatic ribonuclease Lysozyme Myoglobin Pancreatic DNase Pancreatic ribonuclease Lysozyme 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 linear sequence of amino acids joined together by peptide bond protein made up of more than one polypeptide chain regular folding of regions of the polypeptide chain three dimensional arrangement of all amino acids in polypeptide chain linear sequence of amino acids joined together by peptide bond protein made up of more than one polypeptide chain regular folding of regions of the polypeptide chain ANSWER DOWNLOAD EXAMIANS APP