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PILRB

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PILRB
Available structures
PDBOrtholog search: PDBe RCSB
Identifiers
AliasesPILRB, FDFACT1, FDFACT2, paired immunoglobin-like type 2 receptor beta, paired immunoglobin like type 2 receptor beta
External IDsOMIM: 605342; MGI: 2450532; HomoloGene: 114502; GeneCards: PILRB; OMA:PILRB - orthologs
Orthologs
SpeciesHumanMouse
Entrez
Ensembl
UniProt
RefSeq (mRNA)

NM_178238
NM_013440
NM_175047
NM_001371931

NM_133209

RefSeq (protein)

NP_839956
NP_001358860

NP_573472

Location (UCSC)Chr 7: 100.35 – 100.37 MbChr 5: 137.85 – 137.86 Mb
PubMed search[3][4]
Wikidata
View/Edit HumanView/Edit Mouse

Paired immunoglobulin-like type 2 receptor beta is a protein that in humans is encoded by the PILRB gene.[5][6]

Cell signaling pathways rely on a dynamic interaction between activating and inhibiting processes. SHP-1-mediated dephosphorylation of protein tyrosine residues is central to the regulation of several cell signaling pathways. Two types of inhibitory receptor superfamily members are immunoreceptor tyrosine-based inhibitory motif (ITIM)-bearing receptors and their non-ITIM-bearing, activating counterparts. Control of cell signaling via SHP-1 is thought to occur through a balance between PILRalpha-mediated inhibition and PILRbeta-mediated activation. These paired immunoglobulin-like receptor genes are located in a tandem head-to-tail orientation on chromosome 7. This particular gene encodes the non-ITIM-bearing member of the receptor pair, which has a truncated cytoplasmic tail relative to its ITIM-bearing partner and functions in the activating role. Alternative splicing has been observed at this locus and three variants, encoding two distinct isoforms, are described. Additional transcript variants have been identified but their full-length nature has not been determined.[6]

References

  1. ^ a b c GRCh38: Ensembl release 89: ENSG00000121716Ensembl, May 2017
  2. ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000066684Ensembl, May 2017
  3. ^ "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  4. ^ "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  5. ^ Mousseau DD, Banville D, L'Abbe D, Bouchard P, Shen SH (Mar 2000). "PILRalpha, a novel immunoreceptor tyrosine-based inhibitory motif-bearing protein, recruits SHP-1 upon tyrosine phosphorylation and is paired with the truncated counterpart PILRbeta". J Biol Chem. 275 (6): 4467–74. doi:10.1074/jbc.275.6.4467. PMID 10660620.
  6. ^ a b "Entrez Gene: PILRB paired immunoglobin-like type 2 receptor beta".

Further reading