SREBF chaperone MTLTERLREK ISRAFYNHGL LCASYPIPII LFTGFCILAC CYPLLKLPLP GTGPVEFTTP VKDYSPPPVD SDRKQGEPTE QPEWYVGAPV AYVQQIFVKS SVFPWHKNLL AVDVFRSPLS RAFQLVEEIR NHVLRD