Q. Cyclins are proteins that

View solution

Q. Over 50% of common cancers are associated with damage to a protein, p53. This protein

View solution

Q. Protein folding is

View solution

Q. Sickle cell disease is due to

View solution

Q. Which of the following statements is incorrect?

View solution

Q. The oxygen binding curves of hemoglobin and myoglobin

View solution

Q. The nature of peptide bond can be best explained as

View solution

Q. Which of the following statement is incorrect?

View solution

Q. Which hemoglobin chain replaces the beta chain in embryonic hemoglobulin?

View solution

Q. Hemoglobin has quaternary structure and is made up of

View solution

Q. When pO₂ = Kd of myoglobin, the fractional saturation (YO₂) is about

View solution

Q. Peptides in the fully extended chain conformation

View solution

Q. The oxygen in hemoglobin and myoglobin is bound to

View solution

Q. Which of the three subunits of the G proteins binds GDP and GTP?

View solution

Q. In deoxy hemoglobin (Hb), the Fe (II) is coordinated to

View solution

Q. In the β-pleated sheet

View solution

Q. The Ramachandran Plot illustrates the fact that

View solution

Q. The resonance structures that can be drawn for the peptide bond indicate that the peptide bond

View solution

Q. The major element of secondary structure in myoglobin and hemoglobin is

View solution

Q. Hydrogen bonds in a-helices are

View solution