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A. Kristina Downing

Researcher at University of Oxford

Publications -  25
Citations -  1013

A. Kristina Downing is an academic researcher from University of Oxford. The author has contributed to research in topics: Protein structure & Peptide sequence. The author has an hindex of 17, co-authored 25 publications receiving 989 citations.

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Solution structure and ligand-binding site of the SH3 domain of the p85α subunit of phosphatidylinositol 3-kinase

TL;DR: The solution structure of the SH3 domain of the 85 kd regulatory subunit of phosphatidylinositol 3-kinase is shown to be a compact beta barrel consisting of five beta strands arranged in two beta sheets of three and two strands, similar to that of chicken brain alpha spectrin but represents a distinct class of SH3domain.
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Solution Structure and Dynamics of a Prototypical Chordin-like Cysteine-rich Repeat (von Willebrand Factor Type C Module) from Collagen IIA

TL;DR: Intramolecular disulfide bonding, solution structure, and dynamics of a prototypical chordin-like CR repeat from procollagen IIA (CRColIIA), which has been previously shown to bind TGF-β1 and bone morphogenetic protein-2 are described.
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Three-dimensional solution structure of the pleckstrin homology domain from dynamin

TL;DR: The solution structure of the PH domain of the GTPase dynamin, one of a number of proteins that have PH domains and interact with GTP, is determined and shows that, despite the low level of sequence similarity between different PH domains, they do have a characteristic polypeptide fold.
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Backbone dynamics of a cbEGF domain pair in the presence of calcium.

TL;DR: The data demonstrate that calcium plays a key role in stabilising the rigidity of the domain pair on the pico- to millisecond time-scale and provide important insight into the properties of intact fibrillin-1, the consequences of Marfan syndrome causing mutations, and the ultrastructure of fibrillins and other extracellular matrix proteins.
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Defective Calcium Binding to Fibrillin-1: Consequence of an N2144S Change for Fibrillin-1 Structure and Function

TL;DR: The structural consequences of the N2144S amino acid change for the folding and calcium binding properties of mutant and wild-type TB6-cbEGF 32 and cbEGF32-33 domain pairs have been analysed by nuclear magnetic resonance and suggest that the TB 6-cb EGF32 linkage is flexible and the structural effect is localised to the interdomain linkage.