XAGE1B GI:148225604 X antigen family, member 1B isoform 1 1 mrchahgpsc lvtaitreeg gprsggaqak lgccwgypsp rstwnpdrrf 50 51 wtpqtgpgeg rherhtqtqn htasprspvm espkkknqql kvgilhlgsr 100 101 qkkiriqlrs qcatwkvick scisqtpgin ldlgsgvkvk iipkeehckm 150 151 peageeqpqv