>sp|P39905|GDNF_HUMAN Glial cell line-derived neurotrophic factor OS=Homo sapiens GN=GDNF MKLWDVVAVCLVLLHTASAFPLPAGKRPPEAPAEDRSLGRRRAPFALSSDSNMPEDYPDQ FDDVMDFIQATIKRLKRSPDKQMAVLPRRERNRQAAAANPENSRGKGRRGQRGKNRGCVL TAIHLNVTDLGLGYETKEELIFRYCSGSCDAAETTYDKILKNLSRNRRLVSDKVGQACCR PIAFDDDLSFLDDNLVYHILRKHSAKRCGCI