Structure and Properties of Peptides Heme is the binding pocket of myoglobin and hemoglobin and is composed of polar residues hydrophobic residues positively charged residues negatively charged residues polar residues hydrophobic residues positively charged residues negatively charged residues ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Which of the three subunits of the G proteins binds GDP and GTP? Gamma Beta Delta Alpha Gamma Beta Delta Alpha ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The heme is held in place by a bond between the Fe3+ and histidine 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 ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Peptides in the fully extended chain conformation have Y = F = 180° are equivalent to the (3-sheet structure also have a cis geometry in their peptide bonds do not occur in nature have Y = F = 180° are equivalent to the (3-sheet structure also have a cis geometry in their peptide bonds do not occur in nature ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The major element of secondary structure in myoglobin and hemoglobin is the a-helix All of these the P-strand the reverse turn the a-helix All of these the P-strand the reverse turn ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The peptide bond in proteins is usually cis unless proline is the next amino acid only found between proline residues usually trans unless proline is the next amino acid is planar because of steric hinderance usually cis unless proline is the next amino acid only found between proline residues usually trans unless proline is the next amino acid is planar because of steric hinderance ANSWER DOWNLOAD EXAMIANS APP