Interleukin 12 receptor, beta 1 subunit

Interleukin-12 receptor, beta 1, or IL-12Rβ1 in short, is a subunit of the interleukin 12 receptor. IL12RB1, is the name of its human gene.[4] IL-12Rβ1 is also known as CD212 (cluster of differentiation 212).

IL12RB1
Identifiers
AliasesIL12RB1, CD212, IL-12R-BETA1, IL12RB, IMD30, Interleukin 12 receptor beta 1 subunit, IL12 receptor beta 1 subunit, interleukin 12 receptor subunit beta 1
External IDsOMIM: 601604 MGI: 104579 HomoloGene: 4042 GeneCards: IL12RB1
Gene location (Human)
Chr.Chromosome 19 (human)[1]
Band19p13.11Start18,058,995 bp[1]
End18,098,944 bp[1]
RNA expression pattern
More reference expression data
Orthologs
SpeciesHumanMouse
Entrez

3594

16161

Ensembl

ENSG00000096996

ENSMUSG00000000791

UniProt

P42701

Q60837

RefSeq (mRNA)

NM_001290023
NM_001290024
NM_005535
NM_153701

NM_008353

RefSeq (protein)

NP_001276952
NP_001276953
NP_005526
NP_714912

NP_032379

Location (UCSC)Chr 19: 18.06 – 18.1 Mbn/a
PubMed search[2][3]
Wikidata
View/Edit HumanView/Edit Mouse

The protein encoded by this gene is a type I transmembrane protein that belongs to the hemopoietin receptor superfamily.

This protein binds to interleukin-12 (IL-12) with a low affinity, and is part of the IL-12 receptor complex. This protein forms a disulfide-linked oligomer, which is required for its IL-12 binding activity. The coexpression of this and IL-12Rβ2 protein was shown to lead to the formation of high-affinity IL-12 binding sites and reconstitution of IL-12 dependent signaling.

IL-12Rβ1 can also bind interleukin-23 (IL-23) as part of the IL-23 receptor complex. This complex forms a disulfide-linked oligomer, which is required for its IL-23 binding activity. The coexpression of this and IL-23R protein was shown to lead to the formation of IL-23 binding sites.

Various mutations in this gene were found to result in the immunodeficiency of patients with severe mycobacterial and Salmonella infections.[5] Two alternatively spliced transcript variants of this gene encoding distinct isoforms have been reported.[4]

All mutations known in the IL12RB1 gene, as well as many polymorphisms, have been collected in a mutation database [6][7]

References

  1. GRCh38: Ensembl release 89: ENSG00000096996 - Ensembl, May 2017
  2. "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  3. "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  4. "Entrez Gene: IL12RB1 interleukin 12 receptor, beta 1".
  5. "OMIM Entry - # 614891 - IMMUNODEFICIENCY 30; IMD30". omim.org.
  6. http://www.lovd.nl/IL12RB1
  7. Van De Vosse, Esther; Haverkamp, Margje H; Ramirez-Alejo, Noe; Martinez-Gallo, Mónica; Blancas-Galicia, Lizbeth; Metin, Ayşe; Garty, Ben Zion; Sun-Tan, Çağman; Broides, Arnon; De Paus, Roelof A; Keskin, Özlem; Çağdaş, Deniz; Tezcan, Ilhan; Lopez-Ruzafa, Encarna; Aróstegui, Juan I; Levy, Jacov; Espinosa-Rosales, Francisco J; Sanal, Özden; Santos-Argumedo, Leopoldo; Casanova, Jean-Laurent; Boisson-Dupuis, Stephanie; Van Dissel, Jaap T; Bustamante, Jacinta (2013). "IL-12Rβ1 Deficiency: Mutation Update and Description of theIL12RB1Variation Database". Human Mutation. 34 (10): 1329–1339. doi:10.1002/humu.22380. PMC 4104692. PMID 23864330.

Further reading

This article incorporates text from the United States National Library of Medicine, which is in the public domain.

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