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 four nitrogens of heme and to a water molecule two nitrogens of heme and to three water molecules four nitrogens of heme, the proximal His, and a water molecule two nitrogens of heme and to three His residues in Hb four nitrogens of heme and to a water molecule two nitrogens of heme and to three water molecules four nitrogens of heme, the proximal His, and a water molecule 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 the reverse turn All of these the a-helix the P-strand the reverse turn All of these ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Heme is the binding pocket of myoglobin and hemoglobin and is composed of positively charged residues polar residues negatively charged residues hydrophobic residues positively charged residues polar residues negatively charged residues hydrophobic residues ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Which of the following is an example of tertiary structure in a protein? A multimeric protein A P-pleated sheet A globular domain An a-helix A multimeric protein A P-pleated sheet A globular domain An a-helix ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The peptide bond in proteins is usually trans unless proline is the next amino acid only found between proline residues usually cis unless proline is the next amino acid is planar because of steric hinderance usually trans unless proline is the next amino acid only found between proline residues usually cis unless proline is the next amino acid is planar because of steric hinderance ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In the β-pleated sheet the polypeptide chain is fully extended All of these adjacent polypeptide chains can either be parallel or antiparallel hydrogen bonds are formed between the peptide bonds the polypeptide chain is fully extended All of these adjacent polypeptide chains can either be parallel or antiparallel hydrogen bonds are formed between the peptide bonds ANSWER DOWNLOAD EXAMIANS APP