>sp|O75460-2|ERN1_HUMAN Isoform 2 of Serine/threonine-protein kinase/endoribonuclease IRE1 OS=Homo sapiens OX=9606 GN=ERN1 MPARRLLLLLTLLLPGLGVSDRGAWGGGQLATAGSGPGQRRGAGAGVRAGSATAAARCPV SPAVGGSGRA