Proteins, one of the smallest building blocks of life on Earth, hold promise for answering some of biology's biggest questions. Consisting of amino acids strung together into peptide chains, these ...

Proteins are how cells get work done. They carry out nearly every important cellular task, from ferrying messages to controlling which genes are turned on or off. And in order for proteins to perform ...

Scientists at UT Southwestern Medical Center, working with other U.S. researchers, have uncovered the structure of a key cell ...

Protein engineering is a powerful biotechnological process that focuses on creating new enzymes or proteins and improving the functions of existing ones by manipulating their natural macromolecular ...

In Greek mythology, Proteus, son of Poseidon and prophetic shepherd of sea-beasts, could foretell the future. The elusive sea god was difficult to capture as he assumed many forms—a lion, a serpent, ...