2lys
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NOE-based 3D structure of the monomeric partially-folded intermediate of CylR2 at 257K (-16 Celsius degrees)
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Structural highlights
FunctionPublication Abstract from PubMedProtein folding and unfolding are crucial for a range of biological phenomena and human diseases. Defining the structural properties of the involved transient species is therefore of prime interest. Using a combination of cold denaturation with NMR spectroscopy, we reveal detailed insight into the unfolding of the homodimeric repressor protein CylR2. Seven three-dimensional structures of CylR2 at temperatures from 25 degrees C to -16 degrees C reveal a progressive dissociation of the dimeric protein into a native-like monomeric intermediate followed by transition into a highly dynamic, partially folded state. The core of the partially folded state seems critical for biological function and misfolding. Cold denaturation of a protein dimer monitored at atomic resolution.,Jaremko M, Jaremko L, Kim HY, Cho MK, Schwieters CD, Giller K, Becker S, Zweckstetter M Nat Chem Biol. 2013 Feb 10. doi: 10.1038/nchembio.1181. PMID:23396077[1] From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine. References
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This page was last modified 05:55, 15 May 2024.