Article
Metal-binding studies for a de novo designed calcium-binding protein.
Protein engineering - 1 Jul 2002
Wilkins Anna L, Ye Yiming, Yang Wei, Lee Hsiau-Wei, Liu Zhi-ren, Yang Jenny J
Abstract excerpt
To understand the key determinants in calcium-binding affinity, a calcium-binding site with pentagonal bipyramid geometry was designed into a non-calcium-binding protein, domain 1 of CD2. This metal-binding protein has five mutations with a net charge in the coordination sphere of -5 and is termed DEEEE. Fluorescence resonance energy transfer was used to determine the metal-binding affinity of DEEEE to the...
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