Immunogen sequence: DGTEVTERIV TETVTTRLTS LPPKGGTSNG YAKTASLGGG SRLEKQSLTH GSSGYINSTG STRGHASTSS YRRAHSPAST LPNSPGSTFE RKTHVTR Highest antigen sequence identity to the following orthologs: Mouse - 92%, Rat - 92%. COL17A1 is the alpha chain of type XVII c