Structure and Properties of Peptides Hemoglobin has quaternary structure and is made up of six polypeptide chains, two α-chains and four β-chains five polypeptide chains, two α-chains and three β-chains four polypeptide chains, two α-chains and two β-chains two polypeptide chains, one α-chains and one β-chains six polypeptide chains, two α-chains and four β-chains five polypeptide chains, two α-chains and three β-chains four polypeptide chains, two α-chains and two β-chains two polypeptide chains, one α-chains and one β-chains ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Heme is the binding pocket of myoglobin and hemoglobin and is composed of hydrophobic residues polar residues positively charged residues negatively charged residues hydrophobic residues polar residues positively charged residues negatively charged residues 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 same peptide, Val-Lys-Glu-Met-Ser-Trp-Arg-Ala. was digested with chymotrypsin 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 heme is held in place by a bond between the Fe2+ and cysteine the Fe2+ and histidine the Fe3+ and cysteine the Fe3+ and histidine the Fe2+ and cysteine the Fe2+ and histidine the Fe3+ and cysteine the Fe3+ and histidine ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen in hemoglobin and myoglobin is bound to the nitrogen atoms on the heme the iron atom in the heme group histidine residues in the protein lysine residues in the protein the nitrogen atoms on the heme the iron atom in the heme group histidine residues in the protein lysine residues in the protein ANSWER DOWNLOAD EXAMIANS APP