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Cover Figure

COVER This week features a Perspective on the regulation of chaperone networks through redox-dependent cysteine modifications. The image shows the cytosolic chaperone Hsp33, which forms active dimers in response to oxidation and releases unfolded proteins upon reduction only in the presence of additional chaperone complexes. [Image: Julie White, AAAS]

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Science Signaling. ISSN 1937-9145 (online), 1945-0877 (print). Pre-2008: Science's STKE. ISSN 1525-8882