Structure and Properties of Peptides The heme is held in place by a bond between the Fe2+ and cysteine the Fe3+ and histidine the Fe3+ and cysteine the Fe2+ and histidine the Fe2+ and cysteine the Fe3+ and histidine the Fe3+ and cysteine the Fe2+ and histidine ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The different orders of protein structure are determined by all of the following bond types except peptide bonds disulfide bridges phospho-diester bonds hydrogen bonds peptide bonds disulfide bridges phospho-diester bonds hydrogen bonds 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 Heme is the binding pocket of myoglobin and hemoglobin and is composed of positively charged residues negatively charged residues polar residues hydrophobic residues positively charged residues negatively charged residues polar residues hydrophobic residues ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin oxygen affinity? Increase affinity in muscle cell otherwise decrease No effect on oxygen affinity Increase in oxygen affinity Decrease in oxygen affinity Increase affinity in muscle cell otherwise decrease No effect on oxygen affinity Increase in oxygen affinity Decrease in oxygen affinity 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
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