>sp|P22874|MERR_STAAU Mercuric resistance operon regulatory protein OS=Staphylococcus aureus GN=merR MGMKISELAKACDVNKETVRYYERKGLIAGPPRNESGYRIYSEETADRVRFIKRMKELDF SLKEIHLLFGVVDQDGERCKDMYAFTVQKTKEIERKVQGLLRIQRLLEELKEKCPDEKAM YTCPIIETLMGGPDK