A nucleotide-sugar coenzyme involved in carbohydrate metabolism (UDP-glucose) is formed when UTP reacts with a glucose molecule. More UTP is made available for additional reactions by the transfer of a phosphate group from

TLS Online TPP Program

#Question id: 27082

#Unit 1. Molecules and their Interaction Relevant to Biology

Choose the incorrect statement regarding β -turns

TLS Online TPP Program

#Question id: 27083

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is correctly describing the differences between β Turn type I & β Turn type II

(1) type I & II i + 1 values differ only in psi values 

(2) type I & II i + 1 values differ only in phi values 

(3) type I & II i + 2 values differ only in phi values 

(4) type I & II i + 2 values differ only in psi values

TLS Online TPP Program

#Question id: 27084

#Unit 1. Molecules and their Interaction Relevant to Biology

How many bonded atoms are required to constitute a dihedral (torsion) angle, such as phi or psi?

TLS Online TPP Program

#Question id: 27085

#Unit 1. Molecules and their Interaction Relevant to Biology

The number of phi and psi angles in an isolated amino acid (not in a polypeptide chain) is:

TLS Online TPP Program

#Question id: 27086

#Unit 1. Molecules and their Interaction Relevant to Biology

The number of atoms held into a geometric plane by a peptide bond is

TLS Online TPP Program

#Question id: 27087

#Unit 1. Molecules and their Interaction Relevant to Biology

There are two single bonds on either side of the peptide bond. What are the angles of rotation of these bonds known as?