To characterize the contributions of individual amino acids to the structure or function of a protein ... that the mutant threonine makes multiple hydrogen bonds with surrounding residues 13.

In fact, each gene in cellular DNA contains the code for a unique protein structure ... they function in similar ways. Chaperone proteins are abundant in cells. These chaperones use energy ...

Nickel hydrogen batteries have a long history of use in space, and there’s a startup producing them now for use on the ground. Could they deliver the energy ... that their structure is similar ...