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PDGFRB

Chr 5q32

platelet derived growth factor receptor beta

Aliases:
JTK12, CD140b, PDGFR1
MANE:
ENST00000261799.9

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Predicted protein structure

Clinical relevance (Genomics England PanelApp)

Diagnostic Grade (Green)

  • Adult onset dystonia, chorea or related movement disorder

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Adult onset neurodegenerative disorder

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Beckwith-Wiedemann syndrome (BWS) and other congenital overgrowth disorders

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Childhood solid tumours

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • DDG2P

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Fetal anomalies

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
  • Intellectual disability

    MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
  • Intracerebral calcification disorders

    MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown

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Disease associations (Open Targets)

  • Basal ganglia calcification

    0.78
  • bilateral striopallidodentate calcinosis

    0.77
  • myofibromatosis, infantile, 1

    0.76
  • infantile myofibromatosis

    0.75
  • skeletal overgrowth-craniofacial dysmorphism-hyperelastic skin-white matter lesions syndrome

    0.74
  • acroosteolysis-keloid-like lesions-premature aging syndrome

    0.74
  • hepatocellular carcinoma

    0.67
  • gastrointestinal stromal tumor

    0.67
  • chronic myelogenous leukemia, BCR-ABL1 positive

    0.65
  • acute myeloid leukemia

    0.65

Score is the Open Targets composite evidence score (0-1). Higher = stronger gene-disease association.

Protein function (UniProt)

Platelet-derived growth factor receptor beta

Tyrosine-protein kinase that acts as a cell-surface receptor for homodimeric PDGFB and PDGFD and for heterodimers formed by PDGFA and PDGFB, and plays an essential role in the regulation of embryonic development, cell proliferation, survival, differentiation, chemotaxis and migration. Plays an essential role in blood vessel development by promoting proliferation, migration and recruitment of pericytes and smooth muscle cells to endothelial cells. Plays a role in the migration of vascular smooth muscle cells and the formation of neointima at vascular injury sites. Required for normal development of the cardiovascular system. Required for normal recruitment of pericytes (mesangial cells) in the kidney glomerulus, and for normal formation of a branched network of capillaries in kidney glomeruli. Promotes rearrangement of the actin cytoskeleton and the formation of membrane ruffles. Binding of its cognate ligands - homodimeric PDGFB, heterodimers formed by PDGFA and PDGFB or homodimeric PDGFD -leads to the activation of several signaling cascades; the response depends on the nature of the bound ligand and is modulated by the formation of heterodimers between PDGFRA and PDGFRB. Phosphorylates PLCG1, PIK3R1, PTPN11, RASA1/GAP, CBL, SHC1 and NCK1. Activation of PLCG1 leads to the production of the cellular signaling molecules diacylglycerol and inositol 1,4,5-trisphosphate, mobilization of cytosolic Ca(2+) and the activation of protein kinase C. Phosphorylation of PIK3R1, the regulatory subunit of phosphatidylinositol 3-kinase, leads to the activation of the AKT1 signaling pathway. Phosphorylation of SHC1, or of the C-terminus of PTPN11, creates a binding site for GRB2, resulting in the activation of HRAS, RAF1 and down-stream MAP kinases, including MAPK1/ERK2 and/or MAPK3/ERK1. Promotes phosphorylation and activation of SRC family kinases. Promotes phosphorylation of PDCD6IP/ALIX and STAM. Receptor signaling is down-regulated by protein phosphatases that dephosphorylate the receptor and its down-stream effectors, and by rapid internalization of the activated receptor

Data sources: HGNC (CC BY 4.0), AlphaFold (CC BY 4.0, Jumper et al. Nature 2021), Genomics England PanelApp (CC BY 4.0), ClinGen, Open Targets (CC0), UniProt.

Not for sole clinical decision-making. Always verify against primary sources.