Frataxin directly stimulates mitochondrial cysteine desulfurase by exposing substrate-binding sites and a mutant Fe-S cluster scaffold protein with frataxin-bypassing ability acts similarly . Alok Pandey, Donna M. Gordon, Jayashree Pain, Timothy L. Stemmler, Andrew Dancis and Debkumar Pain; J. Biol. Chem. jbc.M113.525857. First Published on November 11, 2013, doi:10.1074/jbc.M113.525857.
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