Each of these things — along with every other organism on Earth — contains the molecular instructions ... Beyond the ladder-like structure described above, another key characteristic of ...

Scientists still needed to figure out this molecule's structure to be sure, and to understand how it worked. In 1948, Linus Pauling discovered that many proteins take the shape of an alpha helix ...

Structural biology is making significant contributions toward an understanding of molecular constituents ... approaches to quickly obtain new lead structures for potential drug targets 3.

But James Watson and Francis Crick's claim was a valid one, for they had in fact discovered the structure of DNA, the chemical that encodes instructions for building and replicating almost all ...