>sp|A0A087WWA1|P3URF_HUMAN PIK3R3 upstream open reading frame protein OS=Homo sapiens GN=P3R3URF MGPSRLVRGPRPQGMRSPYRRPGMGWPRPRFPRMFKCSRRRYQQGLRGRTASSAAINPAT RAMGINNTHTDTTIVWIFPPQVLRHLRQPGIFLIL