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IL12RB1 - interleukin 12 receptor, beta 1

Entrez Gene Name: interleukin 12 receptor, beta 1
Synonyms: CD212, IL-12 Rβ1, IL-12R-BETA1, IL-12R b , IL12RB, IL12RB1, MGC34454

Gene Summary

  • Human (3594): The protein encoded by this gene is a type I transmembrane protein that belongs to the hemopoietin receptor superfamily. This protein binds to interleukine 12 (IL12) with a low affinity, and is thought to be a part of IL12 receptor complex. This protein forms a disulfide-linked oligomer, which is required for its IL12 binding activity. The coexpression of this and IL12RB2 proteins was shown to lead to the formation of high-affinity IL12 binding sites and reconstitution of IL12 dependent signaling. The lack of expression of this gene was found to result in the immunodeficiency of patients with severe mycobacterial and Salmonella infections. Two alternatively spliced transcript variants of this gene encoding distinct isoforms have been reported. [provided by RefSeq]
  • Rat (171333): transmembrane protein that belongs to the hemopoietin receptor superfamily; human homolg binds interleukin (IL)12 with a low affinity and may be a part of the IL12 receptor complex [RGD]

Cell Regulation

Regulates:
  • TYK2
  • JAK2
  • STAT4
View all 24 in IPA
Regulated by:
  • IFNG
  • Il12
  • CD28
View all 47 in IPA
Binds:
  • TYK2
  • IL12B
  • IL23
View all 25 in IPA
Role in cell:
  • proliferation
  • response
  • activation in
View all 17 in IPA
Disease:
  • immunological disorder
  • tuberculoid leprosy
  • infection by mycobacteria
View all 6 in IPA

Biological Process

cellular response to interferon-gamma, cytokine-mediated signaling pathway, interleukin-12-mediated signaling pathway, peptidyl-tyrosine phosphorylation, positive regulation of activated T cell proliferation, positive regulation of defense response to virus by host, positive regulation of interferon-gamma production, positive regulation of memory T cell differentiation, positive regulation of T cell mediated cytotoxicity, positive regulation of T-helper 1 type immune response, positive regulation of T-helper 17 cell lineage commitment, positive regulation of T-helper 17 type immune response, signal transduction

Cellular Components

external side of plasma membrane, integral to membrane, interleukin-12 receptor complex, interleukin-23 receptor complex, membrane

Literature References

  • 17126601Cooper AM, Khader SA. IL-12p40: an inherently agonistic cytokine.Trends Immunol 2007 Jan 01;28(1):33-8
  • 15158199Bastos KR, Marinho CR, Barboza R, Russo M, Alvarez JM, D'Império Lima MR. What kind of message does IL-12/IL-23 bring to macrophages and dendritic cells?Microbes Infect 2004 May 01;6(6):630-6
  • 12948519Watford WT, Moriguchi M, Morinobu A, O'Shea JJ. The biology of IL-12: coordinating innate and adaptive immune responses.Cytokine Growth Factor Rev 2003 Oct 01;14(5):361-8
View 452 categorized literature findings and their references in IPA

Molecular Functions

cytokine receptor activity, interleukin-12 receptor activity, interleukin-12 receptor binding, interleukin-23 binding, interleukin-23 receptor activity, receptor activity

Protein Domains

cytokine receptor, cytoplasmic domain, cytosolic tail domain, FN3, transmembrane domain, transmembrane receptor

Subcellular Locations

cell surface, cellular membrane, intracellular space, Plasma Membrane, plasma membrane extracellular face