title: Long-sought biological compass discovered.
authors.forename: David
authors.initials: D
authors.lastname: Cyranoski
mesh_terms: D025041:Animal Migration / Q000502:physiology; D000818:Animals; D002940:Circadian Rhythm / Q000502:physiology; D056931:Cryptochromes / Q000378:metabolism; D029721:Drosophila Proteins / Q000737:chemistry / Q000378:metabolism*; D004331:Drosophila melanogaster / Q000502:physiology*; D018534:Earth, Planet; D006801:Humans; D007501:Iron / Q000378:metabolism; D007506:Iron-Sulfur Proteins / Q000737:chemistry / Q000378:metabolism*; D060526:Magnetic Fields; D008958:Models, Molecular; D011487:Protein Conformation; D065854:Spatial Navigation / Q000502:physiology*; D014907:Whales / Q000502:physiology
chemical_list: D056931:Cryptochromes; D029721:Drosophila Proteins; D007506:Iron-Sulfur Proteins; C000603671:MagR protein, Drosophila; D007501:Iron