Source:http://linkedlifedata.com/resource/pubmed/id/11979279
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
6
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pubmed:dateCreated |
2002-5-28
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pubmed:databankReference | |
pubmed:abstractText |
Truncation and mutation of a poorly folded 39-residue peptide has produced 20-residue constructs that are >95% folded in water at physiological pH. These constructs optimize a novel fold, designated as the 'Trp-cage' motif, and are significantly more stable than any other miniprotein reported to date. Folding is cooperative and hydrophobically driven by the encapsulation of a Trp side chain in a sheath of Pro rings. As the smallest protein-like construct, Trp-cage miniproteins should provide a testing ground for both experimental studies and computational simulations of protein folding and unfolding pathways. Pro Trp interactions may be a particularly effective strategy for the a priori design of self-folding peptides.
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pubmed:commentsCorrections | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jun
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pubmed:issn |
1072-8368
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
9
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
425-30
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:11979279-Circular Dichroism,
pubmed-meshheading:11979279-Hydrogen-Ion Concentration,
pubmed-meshheading:11979279-Magnetic Resonance Spectroscopy,
pubmed-meshheading:11979279-Models, Molecular,
pubmed-meshheading:11979279-Mutation,
pubmed-meshheading:11979279-Peptides,
pubmed-meshheading:11979279-Protein Conformation,
pubmed-meshheading:11979279-Protein Denaturation,
pubmed-meshheading:11979279-Protein Engineering,
pubmed-meshheading:11979279-Protein Folding,
pubmed-meshheading:11979279-Proteins,
pubmed-meshheading:11979279-Thermodynamics,
pubmed-meshheading:11979279-Tryptophan
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pubmed:year |
2002
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pubmed:articleTitle |
Designing a 20-residue protein.
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pubmed:affiliation |
Department of Chemistry, University of Washington, Seattle, Washington 98195, USA.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
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