Immunogen sequence: PDGSESGCGG WGHMMGDEGS AYWIAHQAVK IVFDSIDNLE AAPHDIGYVK QAMFHYFQVP DRLGILTHLY RDFDKCRFAG FCRKIAEGAQ QG Highest antigen sequence identity to the following orthologs: Mouse - 95%, Rat - 95%. SPG20 is a protein containing a MIT (Microtubu