. "Ramachandran Plot" . . . "Ramachandran plot" . "Ramachandran" . . . "Conformation maps" . "\u03A6 and \u03A8 angles" . . "backbone angles" . "Ramachandran plot" . "Ramachandran idealization" . . "Ramachandran plots" . "Ramachandran map" . . "Ramachandran space" . . . . . "psi and phi angles" .