ArsD residues Cys12, Cys13, and Cys18 form an As(III)-binding site required for arsenic metallochaperone activity.
Lin YF, Yang J, Rosen BP. ArsD residues Cys12, Cys13, and Cys18 form an As(III)-binding site required for arsenic metallochaperone activity. J Biol Chem. 2007 Jun 08; 282(23):16783-91.