Immunogen sequence: EQEKCSDNYE AQAEKNQGQS EGNQHQSEGN PDKSEESQGQ PEENHHSERS RNHLERSLSQ SDRSQGQLKR HHPQYERSHG QYKRSHGQSE RSHGHS Highest antigen sequence identity to the following orthologs: Mouse - 31%, Rat - 28%. Export adapter involved in mRNA nuclear ex