PTPN6 Gene Summary [Human]

The protein encoded by this gene is a member of the protein tyrosine phosphatase (PTP) family. PTPs are known to be signaling molecules that regulate a variety of cellular processes including cell growth, differentiation, mitotic cycle, and oncogenic transformation. N-terminal part of this PTP contains two tandem Src homolog (SH2) domains, which act as protein phospho-tyrosine binding domains, and mediate the interaction of this PTP with its substrates. This PTP is expressed primarily in hematopoietic cells, and functions as an important regulator of multiple signaling pathways in hematopoietic cells. This PTP has been shown to interact with, and dephosphorylate a wide spectrum of phospho-proteins involved in hematopoietic cell signaling. Multiple alternatively spliced variants of this gene, which encode distinct isoforms, have been reported. [provided by RefSeq, Jul 2008]

Details

Type
Protein Coding
Official Symbol
PTPN6
Official Name
protein tyrosine phosphatase non-receptor type 6 [Source:HGNC Symbol;Acc:HGNC:9658]
Ensembl ID
ENSG00000111679
Bio databases IDs NCBI: 5777 Ensembl: ENSG00000111679
Aliases protein tyrosine phosphatase non-receptor type 6
Synonyms 70Z-SHP, HCP, HCPH, HPTP1C, me, protein tyrosine phosphatase non-receptor type 6, protein tyrosine phosphatase, non-receptor type 6, PTP1, PTP-1C, Ptph6, PTPTY-42, SHP-1, SHP-1L, SH-PTP1, Sr Homology Protein 1 Phosphatase
Species
Human, Homo sapiens
OrthologiesMouseRat

Protein Domains

A protein domain is a distinct structural or functional region within a protein that can evolve, function, and exist independently of the rest of the protein chain. These domains in human PTPN6 often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • protein kinase binding
  • protein-tyrosine-phoshatase
  • catalytic domain
  • SH2-domain binding
  • cell adhesion molecule binding
  • Protein tyrosine phosphatase, catalytic domain
  • phosphotyrosine binding
  • PTP_DSP_cys
  • protein binding
  • phosphatase domain
  • proline rich domain
  • Protein tyrosine phosphatase, catalytic domain motif
  • SH3-domain binding
  • PTPase domain
  • Protein tyrosine phosphatase, catalytic domain, undefined specificity
  • Dual specificity phosphatase, catalytic domain
  • hematopoietin/interferon-class (D200-domain) cytokine receptor ligand
  • Protein-tyrosine phosphatase
  • natural killer cell lectin-like receptor binding
  • transmembrane receptor protein tyrosine phosphatase
  • phosphatase
  • active site
  • Src homology 2 (SH2) domain

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
disease
  • psoriasis
  • neoplasia
  • familial hemophagocytic lymphohistiocytosis type 2
  • natural killer/T-cell lymphoma
  • T-cell non-Hodgkin disease
  • natural killer cell neoplasia
  • chronic inflammatory disorder
  • glomerulonephritis
  • allergic airway inflammation
  • mature T-cell neoplasia
regulated by
  • morin
  • GH1
  • KRAS
  • ERG
  • TJP1
  • peritoneal macrophages
  • lipopolysaccharide
  • CpG ODN 2006
  • dendritic cells
  • AGT
regulates
role in cell
  • outgrowth
  • growth
  • activation in
  • degranulation
  • expression in
  • apoptosis
  • maturation
  • phosphorylation in
  • survival
  • quantity

Subcellular Expression

Locations within the cell where the protein is known or predicted to be active, providing insight into its function and cellular context.
  • Cytoplasm
  • nuclear fraction
  • soluble fraction
  • membrane fraction
  • secretory granule lumen
  • cell surface
  • Extracellular Space
  • perinuclear region
  • organelle lumens
  • cellular membrane
  • Nucleus
  • Plasma Membrane
  • intercellular junctions
  • cell-cell contacts
  • cytosol
  • nucleoplasm
  • nucleoli
  • membrane rafts
  • chromatin
  • perikaryon
  • dendrites
  • apical processes
  • cytosolic fraction

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human PTPN6 gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • peptidyl-tyrosine phosphorylation
  • negative regulation of angiogenesis
  • negative regulation of MAPK cascade
  • negative regulation of cell proliferation
  • positive regulation of cell proliferation
  • hemopoietic progenitor cell differentiation
  • mitotic cell cycle
  • MAPK cascade
  • cytokine-mediated signaling pathway
  • platelet formation
  • megakaryocyte development
  • positive regulation of cell adhesion mediated by integrin
  • peptidyl-tyrosine dephosphorylation
  • platelet aggregation
  • negative regulation of tumor necrosis factor production
  • T cell receptor signaling pathway
  • intracellular signal transduction
  • B cell receptor signaling pathway
  • negative regulation of peptidyl-tyrosine phosphorylation
  • T cell costimulation
  • G-protein coupled receptor signaling pathway
  • protein dephosphorylation
  • regulation of B cell differentiation
  • regulation of type I interferon-mediated signaling pathway
  • regulation of apoptotic process
  • natural killer cell mediated cytotoxicity
  • regulation of release of sequestered calcium ion into cytosol
  • negative regulation of interleukin-6 production
  • regulation of ERK1 and ERK2 cascade
  • negative regulation of T cell receptor signaling pathway
  • negative regulation of T cell proliferation
  • negative regulation of humoral immune response mediated by circulating immunoglobulin
  • T cell proliferation
  • cell differentiation
  • regulation of G1/S transition of mitotic cell cycle
  • negative regulation of mast cell activation involved in immune response
  • positive regulation of protein kinase B signaling cascade

Cellular Component

Where in the cell the gene product is active
  • specific granule lumen
  • extracellular region
  • nucleolus
  • alpha-beta T cell receptor complex
  • plasma membrane
  • nucleoplasm
  • nucleus
  • cell-cell junction
  • extracellular vesicular exosome
  • cytoplasm
  • membrane
  • cytosol
  • macromolecular complex

Molecular Function

What the gene product does at the molecular level
  • phosphotyrosine binding
  • protein kinase binding
  • protein binding
  • non-membrane spanning protein tyrosine phosphatase activity
  • protein tyrosine phosphatase activity
  • cell adhesion molecule binding
  • transmembrane receptor protein tyrosine phosphatase activity
  • SH3 domain binding
  • SH2 domain binding

Gene-Specific Assays for Results You Can Trust

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