NameLow affinity immunoglobulin gamma Fc region receptor II-a
Synonyms
  • CD32
  • CDw32
  • Fc-gamma RII-a
  • Fc-gamma-RIIa
  • FCG2
  • FCGR2A1
  • FcRII-a
  • IGFR2
  • IgG Fc receptor II-a
Gene NameFCGR2A
OrganismHuman
Amino acid sequence
>lcl|BSEQ0037156|Low affinity immunoglobulin gamma Fc region receptor II-a
MTMETQMSQNVCPRNLWLLQPLTVLLLLASADSQAAAPPKAVLKLEPPWINVLQEDSVTL
TCQGARSPESDSIQWFHNGNLIPTHTQPSYRFKANNNDSGEYTCQTGQTSLSDPVHLTVL
SEWLVLQTPHLEFQEGETIMLRCHSWKDKPLVKVTFFQNGKSQKFSHLDPTFSIPQANHS
HSGDYHCTGNIGYTLFSSKPVTITVQVPSMGSSSPMGIIVAVVIATAVAAIVAAVVALIY
CRKKRISANSTDPVKAAQFEPPGRQMIAIRKRQLEETNNDYETADGGYMTLNPRAPTDDD
KNIYLTLPPNDHVNSNN
Number of residues317
Molecular Weight35000.42
Theoretical pI6.78
GO Classification
Processes
  • Fc-gamma receptor signaling pathway involved in phagocytosis
  • innate immune response
Components
  • plasma membrane
  • integral component of membrane
  • extracellular exosome
General FunctionNot Available
Specific FunctionBinds to the Fc region of immunoglobulins gamma. Low affinity receptor. By binding to IgG it initiates cellular responses against pathogens and soluble antigens. Promotes phagocytosis of opsonized antigens.
Pfam Domain Function
Transmembrane Regions218-240
GenBank Protein ID182474
UniProtKB IDP12318
UniProtKB Entry NameFCG2A_HUMAN
Cellular LocationCell membrane
Gene sequence
>lcl|BSEQ0019233|Low affinity immunoglobulin gamma Fc region receptor II-a (FCGR2A)
ATGACTATGGAGACCCAAATGTCTCAGAATGTATGTCCCAGAAACCTGTGGCTGCTTCAA
CCATTGACAGTTTTGCTGCTGCTGGCTTCTGCAGACAGTCAAGCTGCAGCTCCCCCAAAG
GCTGTGCTGAAACTTGAGCCCCCGTGGATCAACGTGCTCCAGGAGGACTCTGTGACTCTG
ACATGCCAGGGGGCTCGCAGCCCTGAGAGCGACTCCATTCAGTGGTTCCACAATGGGAAT
CTCATTCCCACCCACACGCAGCCCAGCTACAGGTTCAAGGCCAACAACAATGACAGCGGG
GAGTACACGTGCCAGACTGGCCAGACCAGCCTCAGCGACCCTGTGCATCTGACTGTGCTT
TCCGAATGGCTGGTGCTCCAGACCCCTCACCTGGAGTTCCAGGAGGGAGAAACCATCATG
CTGAGGTGCCACAGCTGGAAGGACAAGCCTCTGGTCAAGGTCACATTCTTCCAGAATGGA
AAATCCCAGAAATTCTCCCATTTGGATCCCACCTTCTCCATCCCACAAGCAAACCACAGT
CACAGTGGTGATTACCACTGCACAGGAAACATAGGCTACACGCTGTTCTCATCCAAGCCT
GTGACCATCACTGTCCAAGTGCCCAGCATGGGCAGCTCTTCACCAATGGGGATCATTGTG
GCTGTGGTCATTGCGACTGCTGTAGCAGCCATTGTTGCTGCTGTAGTGGCCTTGATCTAC
TGCAGGAAAAAGCGGATTTCAGCCAATTCCACTGATCCTGTGAAGGCTGCCCAATTTGAG
CCACCTGGACGTCAAATGATTGCCATCAGAAAGAGACAACTTGAAGAAACCAACAATGAC
TATGAAACAGCTGACGGCGGCTACATGACTCTGAACCCCAGGGCACCTACTGACGATGAT
AAAAACATCTACCTGACTCTTCCTCCCAACGACCATGTCAACAGTAATAACTAA
GenBank Gene IDM31932
GeneCard IDNot Available
GenAtlas IDFCGR2A
HGNC IDHGNC:3616
Chromosome Location1
Locus1q23
References
  1. Stuart SG, Trounstine ML, Vaux DJ, Koch T, Martens CL, Mellman I, Moore KW: Isolation and expression of cDNA clones encoding a human receptor for IgG (Fc gamma RII). J Exp Med. 1987 Dec 1;166(6):1668-84. 2824655
  2. Brooks DG, Qiu WQ, Luster AD, Ravetch JV: Structure and expression of human IgG FcRII(CD32). Functional heterogeneity is encoded by the alternatively spliced products of multiple genes. J Exp Med. 1989 Oct 1;170(4):1369-85. 2529342
  3. Gregory SG, Barlow KF, McLay KE, Kaul R, Swarbreck D, Dunham A, Scott CE, Howe KL, Woodfine K, Spencer CC, Jones MC, Gillson C, Searle S, Zhou Y, Kokocinski F, McDonald L, Evans R, Phillips K, Atkinson A, Cooper R, Jones C, Hall RE, Andrews TD, Lloyd C, Ainscough R, Almeida JP, Ambrose KD, Anderson F, Andrew RW, Ashwell RI, Aubin K, Babbage AK, Bagguley CL, Bailey J, Beasley H, Bethel G, Bird CP, Bray-Allen S, Brown JY, Brown AJ, Buckley D, Burton J, Bye J, Carder C, Chapman JC, Clark SY, Clarke G, Clee C, Cobley V, Collier RE, Corby N, Coville GJ, Davies J, Deadman R, Dunn M, Earthrowl M, Ellington AG, Errington H, Frankish A, Frankland J, French L, Garner P, Garnett J, Gay L, Ghori MR, Gibson R, Gilby LM, Gillett W, Glithero RJ, Grafham DV, Griffiths C, Griffiths-Jones S, Grocock R, Hammond S, Harrison ES, Hart E, Haugen E, Heath PD, Holmes S, Holt K, Howden PJ, Hunt AR, Hunt SE, Hunter G, Isherwood J, James R, Johnson C, Johnson D, Joy A, Kay M, Kershaw JK, Kibukawa M, Kimberley AM, King A, Knights AJ, Lad H, Laird G, Lawlor S, Leongamornlert DA, Lloyd DM, Loveland J, Lovell J, Lush MJ, Lyne R, Martin S, Mashreghi-Mohammadi M, Matthews L, Matthews NS, McLaren S, Milne S, Mistry S, Moore MJ, Nickerson T, O'Dell CN, Oliver K, Palmeiri A, Palmer SA, Parker A, Patel D, Pearce AV, Peck AI, Pelan S, Phelps K, Phillimore BJ, Plumb R, Rajan J, Raymond C, Rouse G, Saenphimmachak C, Sehra HK, Sheridan E, Shownkeen R, Sims S, Skuce CD, Smith M, Steward C, Subramanian S, Sycamore N, Tracey A, Tromans A, Van Helmond Z, Wall M, Wallis JM, White S, Whitehead SL, Wilkinson JE, Willey DL, Williams H, Wilming L, Wray PW, Wu Z, Coulson A, Vaudin M, Sulston JE, Durbin R, Hubbard T, Wooster R, Dunham I, Carter NP, McVean G, Ross MT, Harrow J, Olson MV, Beck S, Rogers J, Bentley DR, Banerjee R, Bryant SP, Burford DC, Burrill WD, Clegg SM, Dhami P, Dovey O, Faulkner LM, Gribble SM, Langford CF, Pandian RD, Porter KM, Prigmore E: The DNA sequence and biological annotation of human chromosome 1. Nature. 2006 May 18;441(7091):315-21. 16710414
  4. Gerhard DS, Wagner L, Feingold EA, Shenmen CM, Grouse LH, Schuler G, Klein SL, Old S, Rasooly R, Good P, Guyer M, Peck AM, Derge JG, Lipman D, Collins FS, Jang W, Sherry S, Feolo M, Misquitta L, Lee E, Rotmistrovsky K, Greenhut SF, Schaefer CF, Buetow K, Bonner TI, Haussler D, Kent J, Kiekhaus M, Furey T, Brent M, Prange C, Schreiber K, Shapiro N, Bhat NK, Hopkins RF, Hsie F, Driscoll T, Soares MB, Casavant TL, Scheetz TE, Brown-stein MJ, Usdin TB, Toshiyuki S, Carninci P, Piao Y, Dudekula DB, Ko MS, Kawakami K, Suzuki Y, Sugano S, Gruber CE, Smith MR, Simmons B, Moore T, Waterman R, Johnson SL, Ruan Y, Wei CL, Mathavan S, Gunaratne PH, Wu J, Garcia AM, Hulyk SW, Fuh E, Yuan Y, Sneed A, Kowis C, Hodgson A, Muzny DM, McPherson J, Gibbs RA, Fahey J, Helton E, Ketteman M, Madan A, Rodrigues S, Sanchez A, Whiting M, Madari A, Young AC, Wetherby KD, Granite SJ, Kwong PN, Brinkley CP, Pearson RL, Bouffard GG, Blakesly RW, Green ED, Dickson MC, Rodriguez AC, Grimwood J, Schmutz J, Myers RM, Butterfield YS, Griffith M, Griffith OL, Krzywinski MI, Liao N, Morin R, Palmquist D, Petrescu AS, Skalska U, Smailus DE, Stott JM, Schnerch A, Schein JE, Jones SJ, Holt RA, Baross A, Marra MA, Clifton S, Makowski KA, Bosak S, Malek J: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC). Genome Res. 2004 Oct;14(10B):2121-7. 15489334
  5. Hibbs ML, Bonadonna L, Scott BM, McKenzie IF, Hogarth PM: Molecular cloning of a human immunoglobulin G Fc receptor. Proc Natl Acad Sci U S A. 1988 Apr;85(7):2240-4. 2965389
  6. Stengelin S, Stamenkovic I, Seed B: Isolation of cDNAs for two distinct human Fc receptors by ligand affinity cloning. EMBO J. 1988 Apr;7(4):1053-9. 3402431
  7. Seki T: Identification of multiple isoforms of the low-affinity human IgG Fc receptor. Immunogenetics. 1989;30(1):5-12. 2526077
  8. Powell MS, Barton PA, Emmanouilidis D, Wines BD, Neumann GM, Peitersz GA, Maxwell KF, Garrett TP, Hogarth PM: Biochemical analysis and crystallisation of Fc gamma RIIa, the low affinity receptor for IgG. Immunol Lett. 1999 May 3;68(1):17-23. 10397151
  9. Hamada F, Aoki M, Akiyama T, Toyoshima K: Association of immunoglobulin G Fc receptor II with Src-like protein-tyrosine kinase Fgr in neutrophils. Proc Natl Acad Sci U S A. 1993 Jul 1;90(13):6305-9. 8327512
  10. Ghazizadeh S, Bolen JB, Fleit HB: Physical and functional association of Src-related protein tyrosine kinases with Fc gamma RII in monocytic THP-1 cells. J Biol Chem. 1994 Mar 25;269(12):8878-84. 8132624
  11. Bewarder N, Weinrich V, Budde P, Hartmann D, Flaswinkel H, Reth M, Frey J: In vivo and in vitro specificity of protein tyrosine kinases for immunoglobulin G receptor (FcgammaRII) phosphorylation. Mol Cell Biol. 1996 Sep;16(9):4735-43. 8756631
  12. Pengal RA, Ganesan LP, Fang H, Marsh CB, Anderson CL, Tridandapani S: SHIP-2 inositol phosphatase is inducibly expressed in human monocytes and serves to regulate Fcgamma receptor-mediated signaling. J Biol Chem. 2003 Jun 20;278(25):22657-63. Epub 2003 Apr 10. 12690104
  13. Maxwell KF, Powell MS, Hulett MD, Barton PA, McKenzie IF, Garrett TP, Hogarth PM: Crystal structure of the human leukocyte Fc receptor, Fc gammaRIIa. Nat Struct Biol. 1999 May;6(5):437-42. 10331870
  14. Sondermann P, Kaiser J, Jacob U: Molecular basis for immune complex recognition: a comparison of Fc-receptor structures. J Mol Biol. 2001 Jun 8;309(3):737-49. 11397093
  15. Lu J, Marnell LL, Marjon KD, Mold C, Du Clos TW, Sun PD: Structural recognition and functional activation of FcgammaR by innate pentraxins. Nature. 2008 Dec 18;456(7224):989-92. doi: 10.1038/nature07468. Epub 2008 Nov 16. 19011614
  16. Salmon JE, Millard S, Schachter LA, Arnett FC, Ginzler EM, Gourley MF, Ramsey-Goldman R, Peterson MG, Kimberly RP: Fc gamma RIIA alleles are heritable risk factors for lupus nephritis in African Americans. J Clin Invest. 1996 Mar 1;97(5):1348-54. 8636449