>tr|Q53EI7|Q53EI7_HUMAN BFK isoform a OS=Homo sapiens MKSSQTFEEQTECIVNTLLMDFLSPTLQVASRNLCCVDEVDSGEPCSFDVAIIAGRLRML GDQFNGELEASAKNVIAETIKGQTGAILQDTVESLSKTWCAQDSSLAYERAFLAVSVKLL EYMAHIAPEVVGQVAIPMTGMINGNQAIREFIQGQGGWENLES