A protein backbone has two degrees of conformational freedom per residue, described by its φ,ψ-angles. Accordingly, the energy landscape of a blocked peptide unit can be mapped in two dimensions, as ...

A hydrogen bond 1 forms between an electronegative atom (the acceptor) and a hydrogen atom covalently bound to another electronegative atom (the donor). Hydrogen bonds are of key importance in ...

(This article forms a part of the Science for All newsletter that takes the jargon out of science and puts the fun in! Subscribe now!) Oct 8, 2022 marked the 100th birth anniversary of a great Indian ...

G.N. Ramachandran, the eminent biophysicist whose contributions included the discovery of the triple helical structure of collagen and the development of the ‘Ramachandran Plot,’ truly deserved the ...