LGI1 and supranuclear palsy, progressive, 1: In addition to these antibodies, one case report presented a patient mimicking PSP with each of the following antibodies: anti-CV2/collapsin response mediator protein 5 (CV2/CRMP5), anti-Hu, anti-dipeptidyl-peptidase-like protein 6 (DPPX), anti-kelch-like protein 11 (KLHL11), anti-leucine-rich glioma-inactivated 1 protein (LGI1), anti-Sez1l6 antibodies.