>gi|4503975 glial cell derived neurotrophic factor isoform 1 preproprotein [Homo sapiens] MKLWDVVAVCLVLLHTASAFPLPAGKRPPEAPAEDRSLGRRRAPFALSSD SNMPEDYPDQFDDVMDFIQATIKRLKRSPDKQMAVLPRRERNRQAAAANP ENSRGKGRRGQRGKNRGCVLTAIHLNVTDLGLGYETKEELIFRYCSGSCD AAETTYDKILKNLSRNRRLVSDKVGQACCRPIAFDDDLSFLDDNLVYHIL RKHSAKRCGCI