Podcast
Questions and Answers
What is the predominant factor in protein stability?
What is the predominant factor in protein stability?
- Disulfide bond
- Hydrophobic effect (correct)
- Salt bridges
- Nonpeptide covalent bonds
Which statement regarding protein structure is true?
Which statement regarding protein structure is true?
- Hydrophobic side chains are in the interior of the native protein (correct)
- Hydrophilic side chains are never found in the interior
- Van der Waals interaction are insignificant
- Entropy is not a consideration when determining stability
Why is there so little allowable rotation in the peptide bond?
Why is there so little allowable rotation in the peptide bond?
- Peptide bonds are amide bonds
- The partial double bond character makes the peptide bond planar (correct)
- The C-N bond is shorter
- The R group prevent rotation about the peptide bond except for glycine
- Peptide bonds are only formed in the cis configuration
The α helix is
The α helix is
The β sheet
The β sheet
Which is the more stable Beta sheet: parallel or antiparallel?
Which is the more stable Beta sheet: parallel or antiparallel?
Which statement regarding the tertiary structure of proteins is false?
Which statement regarding the tertiary structure of proteins is false?
Denaturing followed by renaturing of a protein:
Denaturing followed by renaturing of a protein:
What are the four main types of macromolecules?
What are the four main types of macromolecules?
Which weak interaction is responsible for the formation of secondary protein structures like alpha helix and beta sheet?
Which weak interaction is responsible for the formation of secondary protein structures like alpha helix and beta sheet?
What is the primary function of myoglobin?
What is the primary function of myoglobin?
Which factor contributes to the Bohr effect in hemoglobin?
Which factor contributes to the Bohr effect in hemoglobin?
What type of bond links amino acids together in a protein?
What type of bond links amino acids together in a protein?
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