PPIB GI:4758950 peptidylprolyl isomerase B precursor 1 mlrlsernmk vllaaaliag svfflllpgp saadekkkgp kvtvkvyfdl 50 51 rigdedvgrv ifglfgktvp ktvdnfvala tgekgfgykn skfhrvikdf 100 101 miqggdftrg dgtggksiyg erfpdenfkl khygpgwvsm anagkdtngs 150 151 qffittvkta wldgkhvvfg kvlegmevvr kvestktdsr dkplkdviia 200 201 dcgkievekp faiake