12/28/2009

Researchers attached fragments of a yellow fluorescent protein called Venus to monomers of the GRX2 human protein to image iron-sulfur clusters in living cells. The clusters are molecules that play a role in various diseases caused by protein irregularities, including Friedreich's ataxia, sideroblastic anemia and myopathy. The technique "has high potential for helping us find real treatments for disease," a researcher said.

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