Structure and Properties of Peptides The major element of secondary structure in myoglobin and hemoglobin is All of these the reverse turn the P-strand the a-helix All of these the reverse turn the P-strand the a-helix ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In the β-pleated sheet hydrogen bonds are formed between the peptide bonds All of these the polypeptide chain is fully extended adjacent polypeptide chains can either be parallel or antiparallel hydrogen bonds are formed between the peptide bonds All of these the polypeptide chain is fully extended adjacent polypeptide chains can either be parallel or antiparallel 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 histidine the Fe3+ and cysteine the Fe2+ and cysteine the Fe2+ and histidine the Fe3+ and histidine the Fe3+ and cysteine ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Which of the three subunits of the G proteins binds GDP and GTP? Delta Gamma Alpha Beta Delta Gamma Alpha Beta ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In β-pleated sheet structures neighbouring chains lie in a flat plane neighboring chains are hydrogen bonded neighboring chains are connected by a-helices neighboring residues are hydrogen bonded chains lie in a flat plane neighboring chains are hydrogen bonded neighboring chains are connected by a-helices neighboring residues are hydrogen bonded ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The resonance structures that can be drawn for the peptide bond indicate that the peptide bond is stronger than an ordinary single bond both (a) and (b) is still not completely understood has partial double bond character is stronger than an ordinary single bond both (a) and (b) is still not completely understood has partial double bond character ANSWER DOWNLOAD EXAMIANS APP
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