Why is knowing the atomic structure of molecules useful? Learn why, and how information like this about protein structure is shared through a publicly available database.

How proteins evolved the ability to form complexes made up of multiple subunits—and what functions this new structure enabled in early multimeric proteins—isn’t well understood. To better understand ...

Hemoglobin is an iron-rich protein in red blood cells that enables the blood to carry oxygen to tissues throughout the body. Low hemoglobin levels often indicate anemia, but high levels can also be a ...