Extracts the tagged coiled-coil parameters for each layer.

def gather_layer_info(self):
        """Extracts the tagged coiled-coil parameters for each layer."""
        for i in range(len(self.cc[0])):
            layer_radii = [x[i].tags['distance_to_ref_axis'] for x in self.cc]
            self.radii_layers.append(layer_radii)
            layer_alpha = [x[i].tags['alpha_angle_ref_axis'] for x in self.cc]
            self.alpha_layers.append(layer_alpha)
            layer_ca = [x[i].tags['crick_angle_ref_axis'] for x in self.cc]
            self.ca_layers.append(layer_ca)
        return