Bioscience
Shedding New Light on Proteorhodopsin
Published in Lab Business Week, March 11th, 2007
BERKELEY, CA - New light has been shed on proteorhodopsin, the light-sensitive protein found in many marine bacteria. Researchers at the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) and the University of California at Berkeley have demonstrated that when the ability to respire oxygen is impaired, bacterium equipped with proteorhodopsin will switch to solar power to carry out vital life processes.
"Our research shows that proteorhodopsin contributes to a bacterial cell's energy balance only under certain environmental conditions, namely when the cell's ability to respire has been impaired," said Jan Liphardt, a biophysicist who holds a...
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Source: Lab Business Week (2007-03-11)
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