Structure and Properties of Peptides Hydrogen bonds in a-helices are more numerous than Vander Waals interactions analogous to the steps in a spiral staircase not present at Phe residues roughly parallel to the helix axis more numerous than Vander Waals interactions analogous to the steps in a spiral staircase not present at Phe residues roughly parallel to the helix axis ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Which hemoglobin chain replaces the beta chain in embryonic hemoglobulin? Gamma Delta Epsilon Alfa Gamma Delta Epsilon Alfa ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The Ramachandran Plot illustrates the fact that the F & Y angles can assume approximately three different values the peptide bond is planar the F & Y angles can assume only a single value in a protein the F & Y angles can assume any value in a peptide the F & Y angles can assume approximately three different values the peptide bond is planar the F & Y angles can assume only a single value in a protein the F & Y angles can assume any value in a peptide ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The heme is held in place by a bond between the Fe3+ and cysteine 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 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 residues are hydrogen bonded neighboring chains are connected by a-helices chains lie in a flat plane neighboring chains are hydrogen bonded neighboring residues are hydrogen bonded neighboring chains are connected by a-helices ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen in hemoglobin and myoglobin is bound to histidine residues in the protein the iron atom in the heme group lysine residues in the protein the nitrogen atoms on the heme histidine residues in the protein the iron atom in the heme group lysine residues in the protein the nitrogen atoms on the heme ANSWER DOWNLOAD EXAMIANS APP