Immunogen sequence: KLVEDQEKLK TELRKTSDAL SKAQNDVMEM KMQSERLSKE YDQLLKEHSE LQDRLERGNK K Highest antigen sequence identity to the following orthologs: Mouse - 77%, Rat - 82%. Bap29 and the related protein Bap31 are endoplasmic reticulum (ER) and ER-vesicl