HLA-B41

major histocompatibility complex (human), class I, B41
Alleles	B*4101 B*4102 B*4103
Structure (See HLA-B)
Symbol(s)	HLA-B
EBI-HLA	B*4101
EBI-HLA	B*4102
EBI-HLA	B*4103
Locus	chr.6 6p21.31

HLA-B41 (B41) is an HLA-B serotype. The serotype identifies HLA-B*4101, *4102, *4103 gene products.^[1] (For terminology help see: HLA-serotype tutorial)

Serotype

B41 serotype recognition of Some HLA B*41 allele-group gene products^[2]

B*41	B41		Sample
allele	%	%	size (N)
4101	87		543
4102	87		478
4103	91		11

Allele frequencies

HLA B*4101 frequencies

		freq
ref.	Population	(%)
[3]	Cameroon Pygmy Baka	20.0
[3]	Cameroon Sawa	15.4
[3]	Bulgaria Gipsy	9.1
[3]	Sudanese	6.8
[3]	Israel Arab Druse	5.5
[3]	Cameroon Bakola Pygmy	4.0
[3]	Saudi Guraiat and Hail	3.9
[3]	Kenya Nandi	3.1
[3]	Bulgaria	2.7
[3]	Burkina Faso Mossi	1.9
[3]	Israeli Jews	1.8
[3]	Finland	1.7
[3]	France South East	1.6
[3]	Macedonia	1.6
[3]	Czech Republic	1.4
[3]	Kenya	1.4
[3]	Romanian	1.4
[3]	Mexico Mestizos	1.2
[3]	Spain Eastern Andalusia	1.2
[3]	Brazil Belo Horizonte	1.1
[3]	Burkina Faso Rimaibe	1.1
[3]	Kenya Luo	1.1
[3]	Zambia Lusaka	1.1
[3]	Jordan Amman	1.0
[3]	Tunisia	1.0

HLA B*4102 frequencies

		freq
ref.	Population	(%)
[3]	Cameroon Bakola Pygmy	12.0
[3]	Morocco Nador Metalsa	6.5
[3]	Tunisia Tunis	5.7
[3]	Cameroon Pygmy Baka	5.0
[3]	C. Afr. Rep. Mbenzele	4.0
[3]	Cameroon Sawa	3.8
[3]	Zambia Lusaka	2.3
[3]	Portugal North	2.2
[3]	Czech Republic	1.9
[3]	Saudi Guraiat and Hail	1.5
[3]	Tunisia	1.5
[3]	Senegal Niokholo Mandenka	1.1
[3]	Croatia	1.0
[3]	Portugal South	1.0

References

1. Marsh SG, Albert ED, Bodmer WF, et al. (2005). "Nomenclature for factors of the HLA system, 2004". Tissue Antigens 65 (4): 301–69. doi:10.1111/j.1399-0039.2005.00379.x. PMID 15787720.
2. derived from IMGT/HLA
3. Middleton D, Menchaca L, Rood H, Komerofsky R (2003). "New allele frequency database: http://www.allelefrequencies.net". Tissue Antigens 61 (5): 403–7. doi:10.1034/j.1399-0039.2003.00062.x. PMID 12753660. External link in |title= (help)