Structure and Properties of Peptides Disulfide bonds most often stabilize the native structure of dimeric proteins extracellular proteins intracellular proteins hydrophobic proteins dimeric proteins extracellular proteins intracellular proteins hydrophobic proteins ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin oxygen affinity? Increase in oxygen affinity No effect on oxygen affinity Increase affinity in muscle cell otherwise decrease Decrease in oxygen affinity Increase in oxygen affinity No effect on oxygen affinity Increase affinity in muscle cell otherwise decrease Decrease in oxygen affinity 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 The Ramachandran Plot illustrates the fact that the F & Y angles can assume only a single value in a protein the F & Y angles can assume any value in a peptide the peptide bond is planar the F & Y angles can assume approximately three different values the F & Y angles can assume only a single value in a protein the F & Y angles can assume any value in a peptide the peptide bond is planar the F & Y angles can assume approximately three different values ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Secondary structure in protein refers to protein made up of more than one polypeptide chain three dimensional arrangement of all amino acids in polypeptide chain regular folding of regions of the polypeptide chain linear sequence of amino acids joined together by peptide bond protein made up of more than one polypeptide chain three dimensional arrangement of all amino acids in 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 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