title: X-ray absorption spectroscopy of biological molecules.
mesh_terms: D002256:Carbonic Anhydrases; D005583:Fourier Analysis; D008667:Metalloproteins; D008956:Models, Chemical; D010108:Oxyhemoglobins; D012416:Rubredoxins; D013050:Spectrometry, Fluorescence / Q000379:methods; D013054:Spectrophotometry, Atomic / Q000379:methods*
chemical_list: D008667:Metalloproteins; D010108:Oxyhemoglobins; D012416:Rubredoxins; D002256:Carbonic Anhydrases