Structure and Properties of Peptides An oil drop with a polar coat is a metaphor referring to the three dimensional structure of silk protein collagen globular proteins fibrous proteins silk protein collagen globular proteins fibrous proteins ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the proportion of glycine residues in collagenous regions? One-third One-fourth One-tenth Half One-third One-fourth One-tenth Half ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Hydrogen bonds in a-helices are more numerous than Vander Waals interactions roughly parallel to the helix axis not present at Phe residues analogous to the steps in a spiral staircase more numerous than Vander Waals interactions roughly parallel to the helix axis not present at Phe residues analogous to the steps in a spiral staircase 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 cysteine the Fe3+ and histidine the Fe2+ and cysteine the Fe2+ and histidine the Fe3+ and cysteine the Fe3+ and histidine ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In deoxy hemoglobin (Hb), the Fe (II) is coordinated to four nitrogens of heme, the proximal His, and a water molecule two nitrogens of heme and to three His residues in Hb two nitrogens of heme and to three water molecules four nitrogens of heme and to a water molecule four nitrogens of heme, the proximal His, and a water molecule two nitrogens of heme and to three His residues in Hb two nitrogens of heme and to three water molecules four nitrogens of heme and to a water molecule ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Which of the following is an example of tertiary structure in a protein? An a-helix A globular domain A P-pleated sheet A multimeric protein An a-helix A globular domain A P-pleated sheet A multimeric protein ANSWER DOWNLOAD EXAMIANS APP