title: Analysis of metal ions in proteins by X-ray fluorescence spectrometry.
mesh_terms: D008433:Mathematics; D008670:Metals / Q000032:analysis*; D011506:Proteins / Q000032:analysis*; D013052:Spectrometry, X-Ray Emission / Q000295:instrumentation / Q000379:methods
chemical_list: D008670:Metals; D011506:Proteins