The interaction of myosin and actin proteins is at the core of our current understanding of sarcomere shortening. How does this shortening happen? It has something to do with a sliding interaction ...

All of these differences arise from the unique amino acid sequences that make up proteins. Fully folded proteins also have distinct surface characteristics that determine which other molecules ...

Key molecules in animals' bodies like enzymes and hormones are actually just specialized proteins, and other proteins like ...