Tertiary Structure of Proteins

Q.

Name a bond that can stabilize the tertiary structure of the protein.

Q.

What is meant by tertiary structure or proteins?

Q.

What determines quaternary structure?

Q. The number of disulphide linkages present in insulin is
(JEE Main, 2013)

1. 4
2. 3
3. 2
4. 1

Q. The number of disulphide linkages present in insulin is
(JEE Main, 2013)

1. 4
2. 3
3. 2
4. 1

Q.

Which of the following are responsible for tertiary structure of proteins

1) Hydrogen bonding 2) Disulphide linkage

3) Hydrophobic interactions 4) Ionic bond

The correct answer is

1. only 1

2. only 1 and 3

3. only 2 and 4

4. 1, 2, 3 and 4

Q. Alanylglycylphenylalanine is an example of a ______

1. dipeptide
2. tripeptide
3. tetrapeptide
4. polypeptide