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Protein FCGR2A PDB 1fcg.png
Available structures
PDBOrtholog search: PDBe RCSB
AliasesFCGR2A, CD32, CD32A, CDw32, FCG2, FCGR2, FCGR2A1, FcGR, IGFR2, Fc fragment of IgG receptor IIa
External IDsOMIM: 146790 MGI: 95500 HomoloGene: 47936 GeneCards: FCGR2A
Gene location (Human)
Chromosome 1 (human)
Chr.Chromosome 1 (human)[1]
Chromosome 1 (human)
Genomic location for FCGR2A
Genomic location for FCGR2A
Band1q23.3Start161,505,430 bp[1]
End161,524,013 bp[1]
RNA expression pattern
PBB GE FCGR2A 211395 x at fs.png

PBB GE FCGR2A 210992 x at fs.png

PBB GE FCGR2A 203561 at fs.png
More reference expression data
RefSeq (mRNA)



RefSeq (protein)



Location (UCSC)Chr 1: 161.51 – 161.52 MbChr 1: 171.05 – 171.06 Mb
PubMed search[3][4]
View/Edit HumanView/Edit Mouse

Low affinity immunoglobulin gamma Fc region receptor II-a is a protein that in humans is encoded by the FCGR2A gene.[5][6]


FCGR2A has been shown to interact with PIK3R1[7][8] and Syk.[8][9]

See also[edit]


  1. ^ a b c GRCh38: Ensembl release 89: ENSG00000143226 - Ensembl, May 2017
  2. ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000059498 - Ensembl, 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. ^ Qiu WQ, de Bruin D, Brownstein BH, Pearse R, Ravetch JV (June 1990). "Organization of the human and mouse low-affinity Fc gamma R genes: duplication and recombination". Science. 248 (4956): 732–5. Bibcode:1990Sci...248..732Q. doi:10.1126/science.2139735. PMID 2139735.
  6. ^ "Entrez Gene: FCGR2A Fc fragment of IgG, low affinity IIa, receptor (CD32)".
  7. ^ Chacko, G W; Brandt J T; Coggeshall K M; Anderson C L (May 1996). "Phosphoinositide 3-kinase and p72syk noncovalently associate with the low affinity Fc gamma receptor on human platelets through an immunoreceptor tyrosine-based activation motif. Reconstitution with synthetic phosphopeptides". J. Biol. Chem. 271 (18): 10775–81. doi:10.1074/jbc.271.18.10775. ISSN 0021-9258. PMID 8631888.
  8. ^ a b Ibarrola, I; Vossebeld P J; Homburg C H; Thelen M; Roos D; Verhoeven A J (July 1997). "Influence of tyrosine phosphorylation on protein interaction with FcgammaRIIa". Biochim. Biophys. Acta. 1357 (3): 348–58. doi:10.1016/S0167-4889(97)00034-7. ISSN 0006-3002. PMID 9268059.
  9. ^ Kim, M K; Pan X Q; Huang Z Y; Hunter S; Hwang P H; Indik Z K; Schreiber A D (January 2001). "Fc gamma receptors differ in their structural requirements for interaction with the tyrosine kinase Syk in the initial steps of signaling for phagocytosis". Clin. Immunol. 98 (1): 125–32. doi:10.1006/clim.2000.4955. ISSN 1521-6616. PMID 11141335.

Further reading[edit]

External links[edit]

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