Article
Substitution of DNA-contacting amino acids with functional variants in the Gata-1 zinc finger: a structurally and phylogenetically guided mutagenesis.
Biochemical and biophysical research communications - 16 May 2008
Vonderfecht Tyson R, Schroyer Daniel C, Schenck Brandy L, McDonough Virginia M, Pikaart Michael J
Abstract excerpt
DNA-binding functionality among transcription factor proteins is afforded by a number of structural motifs, such as the helix-turn-helix, helix-loop-helix, and zinc finger domains. The common thread among these diverse structures is their sequence-specific binding to essential promoter or other genetic regulatory sequences with high selectivity and affinity. One such motif, present in a wide range of organisms...
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