Structure and Properties of Peptides In deoxy hemoglobin (Hb), the Fe (II) is coordinated to two nitrogens of heme and to three His residues in Hb two nitrogens of heme and to three water molecules four nitrogens of heme and to a water molecule four nitrogens of heme, the proximal His, and 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 and to a water molecule four nitrogens of heme, the proximal His, and a water molecule 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 major element of secondary structure in myoglobin and hemoglobin is the a-helix the P-strand All of these the reverse turn the a-helix the P-strand All of these the reverse turn ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In the β-pleated sheet the polypeptide chain is fully extended All of these hydrogen bonds are formed between the peptide bonds adjacent polypeptide chains can either be parallel or antiparallel the polypeptide chain is fully extended All of these hydrogen bonds are formed between the peptide bonds adjacent polypeptide chains can either be parallel or antiparallel 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 peptide bond is planar the F & Y angles can assume any value in a peptide the F & Y angles can assume approximately three different values the F & Y angles can assume only a single value in a protein the peptide bond is planar the F & Y angles can assume any value in a peptide the F & Y angles can assume approximately three different values ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen in hemoglobin and myoglobin is bound to lysine residues in the protein histidine residues in the protein the nitrogen atoms on the heme the iron atom in the heme group lysine residues in the protein histidine residues in the protein the nitrogen atoms on the heme the iron atom in the heme group ANSWER DOWNLOAD EXAMIANS APP
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