We would like to counsel to the protein crystallography local community that cacodylate buffer can be utilized to introduce arsenic merely into proteins for Sad phasing in general
A putative three-phase cysteine modification mechanism for SmPncA. In stage one, proton abstraction by Asp9 would increase the nucleophilicities of Cys136 and facilitate nucleophilic attack at cacodylic acid (CAD) Proton…