>tr|H0YBT5|H0YBT5_HUMAN Proenkephalin-A (Fragment) OS=Homo sapiens OX=9606 GN=PENK PE=3 SV=1 FLTLCTWLLLLGPGLLATVRAECSQDCATCSYRLVRPADINFLKHPRIDQFIHSTNEYLM EEAPDGGKSQCNASKWRHGVLMEKQQDL