title: Terbium as luminescent probe of calmodulin calcium-binding sites; domains I and II contain the high-affinity sites.
mesh_terms: D000818:Animals; D001665:Binding Sites; D002118:Calcium / Q000378:metabolism*; D002135:Calcium-Binding Proteins / Q000378:metabolism*; D002147:Calmodulin / Q000378:metabolism*; D007700:Kinetics; D008297:Male; D011485:Protein Binding; D012756:Sheep; D013050:Spectrometry, Fluorescence; D013725:Terbium; D013737:Testis / Q000378:metabolism
chemical_list: D002135:Calcium-Binding Proteins; D002147:Calmodulin; D013725:Terbium; D002118:Calcium