Immunogen sequence: TLSTKQGEEP LVRLSLTERL GKRKFSAGGD SDPPLKRSLA QRLGKKVEAP ETNIDKTPKK AQVSKSLKER LGMSADPDNE DATDKVNKVG EIHVK Highest antigen sequence identity to the following orthologs: Mouse - 62%, Rat - 65%. Involved in nuclear mRNA export; probably m