Exam 4: Proteins: Three-Dimensional Structure and Function

A hyperbolic binding curve differs from a sigmoidal binding curve in that the hyperbolic curve

Antibodies bind antigens at

Supersecondary structures that contain recognizable combinations of α-helices, β-strands and loops e.g. the Greek Key are called .

A fold in a protein is a combination of secondary structures that form the core of a protein domain.

Which is not an example of an oligomeric protein?

Ramachandran determined the ʺallowedʺ values of the phi and psi angles primarily by considering .

Which factor does not help to explain why many proteins exhibit quaternary structure?

Which statement is true about disulfide bonds and protein folding?

A b sandwich forms when

Match each level of organization with a description. A) Overall shape of a protein B) Repeated pattern of folding C) Multiple subunits are present D) Specific order of amino acids -Primary structure

A change from one conformation of a molecule to another involves .

Which technique is commonly used to determine the three-dimensional conformation of a protein?

What is true about the rotation about bonds in a protein backbone?

Hydrophobic amino acid sequences in myoglobin are responsible for

Match the protein organization most associated with the terms) listed below: A) Tertiary B) Secondary C) Primary D) Quaternary -Cystine

Antibodies are suitable for diagnostic tests because

What feature does a Ramachandran plot display?

is a technique used to analyze the macromolecular structure of proteins in solution.

Match each level of organization with a description. A) Overall shape of a protein B) Repeated pattern of folding C) Multiple subunits are present D) Specific order of amino acids -Secondary structure

Myoglobin has a greater affinity for oxygen than hemoglobin.