CD1E GI:110618238 CD1E antigen isoform f precursor 1 mlllfllfeg lccpgentav kpeawlscgp spgpgrlqlv chvsgfypkp 50 51 vwvmwmrgeq eqrgtqrgdv lpnadetwwi fhlshpdlfd cdsypghigc 100 101 s