Why have the bacterial signaling systems based on histidine and aspartate phosphorylation been abandoned (with some exceptions) in favor of serine/threonine and tyrosine phosphorylation in eukaryotes? Is this just a "frozen accident" or is there a deep biochemical reason?”
The purpose of this blog is to share my appreciation for the width and depth of the microbial activities on this planet. I will emphasize the unusual and the unexpected phenomena for which I have a special fascination... (more)
For the memoirs of my first 21 years of life, click here.
This Week in Virology, the podcast about viruses, celebrates its 300th episode on Tuesday, August 26, 2014 with a live recording at the Washington, DC headquarters of the American Society for Microbiology.