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 What is the proportion of glycine residues in collagenous regions? One-tenth One-third One-fourth Half One-tenth One-third One-fourth Half 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 still not completely understood is stronger than an ordinary single bond both (a) and (b) has partial double bond character is still not completely understood is stronger than an ordinary single bond both (a) and (b) has partial double bond character ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The molecular formula for glycine is C2H5O2N. What would be the molecular formula for a linear oligomer made by linking ten glycine molecules together by condensation synthesis? C20H40O10N10 C20H50O20N10 C20H68O29N10 C20H32O11N10 C20H40O10N10 C20H50O20N10 C20H68O29N10 C20H32O11N10 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 is planar because of steric hinderance usually trans unless proline is the next amino acid usually cis unless proline is the next amino acid only found between proline residues is planar because of steric hinderance usually trans unless proline is the next amino acid ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The heme is held in place by a bond between 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 the Fe2+ and cysteine ANSWER DOWNLOAD EXAMIANS APP
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