>sp|P21524|Release 18.0|01-May-1991 MYVYKRDGRKEPVQFDKITARISRLCYGLDPKHIDAVKVTQRIISGVYEGVTTIELDNLA AETCAYMTTVHPDYATLAARIAISNLHKQTTKQFSKVVEDITGRFGIWDEGMKQYLLTEN GSIQGLPNVPQQLKD