A protein chain folds into its stable and unique three-dimensional structure, or conformation, by making many noncovalent bonds between different parts of the chain
Such noncovalent bonds are also critical for interactions with other proteins and cellular molecules. From the list provided, choose the class(es) of amino acids that are most important for the interactions detailed below.
A. forming ionic bonds with negatively charged DNA
B. forming hydrogen bonds to aid solubility in water
C. binding to another water-soluble protein
D. localizing an "integral membrane" protein that spans a lipid bilayer
E. tightly packing the hydrophobic interior core of a globular protein
acidic nonpolar
basic uncharged polar
A. basic
B. uncharged polar
C. uncharged polar, basic, and acidic
D. nonpolar
E. nonpolar
You might also like to view...
An excess of estrogen like molecules can have
which of the following effects on males? a. lower sperm production b. increase hair growth c. tumor growth on the surface of the testes d. increased reproduction e. all of these
The appearance of a wart on the genitalia is a sign of infection with (chlamydia/herpes/papilloma) virus
What will be an ideal response?
Which one of the following processes in sewage treatment requires bacterial metabolism?
A) chlorination B) primary treatment C) removal of BOD D) sedimentation E) None of the answers is correct.
Enzymes that are continuously produced are said to have a(n) ________ expression
A) positive B) repressible C) inducible D) negative E) constitutive