title: Crystallographic studies of calmodulin and homologs.
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D003400:Astacoidea; D002135:Calcium-Binding Proteins; D002147:Calmodulin; D003461:Crystallography; D008958:Models, Molecular; D011487:Protein Conformation; D012519:Sarcoplasmic Reticulum / Q000032:analysis; D013329:Structure-Activity Relationship
chemical_list: D002135:Calcium-Binding Proteins; D002147:Calmodulin