We propose that the forward and reverse halves of a flash-induced protein-protein electron transfer (ET) photocycle should exhibit differential responses to dynamic interconversion of configurations ...

A mechanistic understanding of the cell requires the structural characterization of the thousands of its constituent biological assemblies 1. So far, conventional approaches have provided a valuable ...

Scientists report two new cryo-EM structures representing the pre- and postfusion conformations of the full-length SARS-CoV-2 spike (S) protein, an essential viral component responsible for host cell ...

A USC-led international team of scientists has found the precise shape of a key player in human metabolism, which could lead the way to better treatments for obesity and other metabolic disease. For ...

An expert throws some surprising nutritional truth bombs at the hosts of HuffPost's “Am I Doing It Wrong?” podcast.

Protein requirements can vary depending on age, activity levels, body weight, and other factors. Most people should consume no more than 2 grams of protein per kilogram (2.2 pounds) of body weight per ...

The active sensing site of GPR4 is made up of histidine residues (Figure 1). 2 This is of particular interest, given that the dissociation constant representing the dissociation of histidine protons ...

Women’s bodies and nutritional needs are way more complex than that of men Our expert explains why women may need more protein than men ...

Scientists are closing in on a deceptively simple idea with radical implications: that a single protein signal in the blood can push aging immune cells to behave as if they were young again. Instead ...