1QD7

Source: Nature

Why?

Bacterial resistance to antibiotic compounds is a growing problem the world will have to face in the next century. The knowledge of how some antibiotics affect the ribosome is and will be of primordial importance in the fight against resistant bacteria. Several other structures of antibiotics bounded ribosome have been produced by Ramakrishnan et al. during that time.
Nature, VOL 400, 26., p. 833—Alexandre Giguere