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Human leukocyte antigen serotype
major histocompatibility complex (human), class I, B42
HLA-B42 (B42) is an HLA-Bserotype. The serotype identifies the HLA-B*4201 and *4202 gene products. HLA-B*4201 is common in Central Africa. (For terminology help see: HLA-serotype tutorial)
Serotype
B42 serotype recognition of Some HLA B*42 allele-group gene products
B*42
B42
other
Sample
allele
%
%
size (N)
4201
93
2
1015
4202
95
80
Serological typing for B*4201 and B*4202 is relatively efficient.
B*4201 allele frequencies
HLA B*4201 frequencies
freq
ref.
Population
(%)
Zambia Lusaka
14.8
Mali Bandiagara
13.8
Burkina Faso Mossi
13.2
South African Natal Zulu
12.0
Burkina Faso Rimaibe
9.6
South Africa Tswana
8.5
Kenya Luo
7.7
Kenya
7.3
Kenya Nandi
6.9
Zimbabwe Harare Shona
6.9
Saudi Arabia
5.6
Cameroon Yaounde
4.9
Cameroon Beti
4.0
Cameroon Bamileke
3.9
Cameroon Sawa
3.8
Ivory Coast Akan Adiopodoume
3.4
Israel Gaza Palestinians
2.4
India North Delhi
2.2
Senegal Niokholo Mandenka
1.6
Mbenzele Pygmy (C. Afr. Rep.)
1.5
Iran Baloch
1.5
Pakistan Baloch
1.5
Sudanese
1.5
Tunisia
1.5
Pakistan Brahui
1.4
Cameroon Bamileke
1.3
Oman
1.3
Sudanese
1.3
Tunisia Tunis
1.1
Zimbabwe Harare Shona
1.1
Cameroon Bakola Pygmy
1.0
Pakistan Pathan
1.0
Portugal Centre
1.0
Saudi Arabia Guraiat and Hail
1.0
Morocco Casablanca
0.9
Senegal Dakar
0.9
Uganda Kampala
0.9
Cape Verde Southeastern Islands
0.8
Guinea Bissau
0.8
United Arab Emerates
0.8
Morocco Nador Metalsa Class I
0.7
Pakistan Karachi Parsi
0.6
Spain Majorca
0.6
China Yunnan Han pop2
0.5
England Newcastle
0.5
Israel Arab Druse
0.5
Israel Jews
0.5
Italy Rome
0.5
Guadalajara Mestizos (2) (Mexico)
0.5
Morocco
0.5
Pakistan Sindhi
0.5
Senegal Niokholo Mandenka
0.5
Singapore Riau Malay
0.5
References
Marsh, S. G.; Albert, E. D.; Bodmer, W. F.; Bontrop, R. E.; Dupont, B.; Erlich, H. A.; Fernández-Viña, M.; Geraghty, D. E.; Holdsworth, R.; Hurley, C. K.; Lau, M.; Lee, K. W.; Mach, B.; Maiers, M.; Mayr, W. R.; Müller, C. R.; Parham, P.; Petersdorf, E. W.; Sasazuki, T.; Strominger, J. L.; Svejgaard, A.; Terasaki, P. I.; Tiercy, J. M.; Trowsdale, J. (2010). "Nomenclature for factors of the HLA system, 2010". Tissue Antigens. 75 (4): 291–455. doi:10.1111/j.1399-0039.2010.01466.x. PMC2848993. PMID20356336.