GDNF: Neurotrophic factor that enhances survival and morphological differentiation of dopaminergic neurons and increases their high-affinity dopamine uptake. Defects in GDNF may be a cause of Hirschsprung disease type 3 (HSCR3). In association with mutations of RET gene, defects in GDNF may be involved in Hirschsprung disease. This genetic disorder of neural crest development is characterized by the absence of intramural ganglion cells in the hindgut, often resulting in intestinal obstruction. Defects in GDNF are a cause of congenital central hypoventilation syndrome (CCHS); also known as congenital failure of autonomic control or Ondine curse. CCHS is a rare disorder characterized by abnormal control of respiration in the absence of neuromuscular or lung disease, or an identifiable brain stem lesion. A deficiency in autonomic control of respiration results in inadequate or negligible ventilatory and arousal responses to hypercapnia and hypoxemia. Belongs to the TGF-beta family. GDNF subfamily. 5 isoforms of the human protein are produced by alternative splicing.
Protein type: Secreted; Secreted, signal peptide
Chromosomal Location of Human Ortholog: 15|15 A1
Cellular Component: extracellular region; extracellular space; receptor complex
Molecular Function: glial cell-derived neurotrophic factor receptor binding; growth factor activity; protein homodimerization activity; receptor ligand activity; receptor tyrosine kinase binding; transforming growth factor beta receptor binding
Biological Process: branching involved in ureteric bud morphogenesis; cell proliferation; enteric nervous system development; induction of an organ; metanephros development; mRNA stabilization; negative regulation of neuron apoptosis; nervous system development; neural crest cell migration; neuron differentiation; neuron projection development; peripheral nervous system development; peristalsis; positive regulation of cell differentiation; positive regulation of cell proliferation; positive regulation of monooxygenase activity; positive regulation of peptidyl-tyrosine phosphorylation; positive regulation of transcription from RNA polymerase II promoter; postganglionic parasympathetic nervous system development; postsynaptic membrane organization; regulation of dopamine uptake; regulation of gene expression; response to wounding; sympathetic nervous system development; transforming growth factor beta receptor signaling pathway; transmembrane receptor protein tyrosine kinase signaling pathway; ureteric bud development
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