HLA-B50




major histocompatibility complex (human), class I, B50
Alleles	B5001, B5002,
Structure (See HLA-B)
Symbol(s)	HLA-B
EBI-HLA	B*5001
	B*5002
Locus	chr.6 6p21.31

HLA-B50 (B50) is an HLA-B serotype. B50 is a split antigen from the B21 broad antigen, the sister serotype B49.^[1] The serotype identifies the more common HLA-B*50 gene products.^[2] (For terminology help see: HLA-serotype tutorial)

		freq
ref.	Population	(%)
^[5]	Saudi Arabia Guraiat and Hail	17.3
^[5]	Tunisia	10.0
^[5]	Israel Arab Druse	8.5
^[5]	Morocco Nador Metalsa (Berber)	7.3
^[5]	Tunisia Tunis	6.3
^[5]	Israel Ashkenazi and Non Ashkenazi Jews	5.5
^[5]	Azores Terceira Island	5.1
^[5]	Georgia Svaneti Svans	3.8
^[5]	India North Delhi	3.8
^[5]	Italy Bergamo	3.6
^[5]	Georgia Tbilisi Kurds	3.4
^[5]	Italy North (1)	3.3
^[5]	Brazil Belo Horizonte	3.2
^[5]	Madeira	3.2
^[5]	Italy North Pavia	3.1
^[5]	Portugal South	3.1
^[5]	Oman	3.0
^[5]	Georgia Tbilisi Georgians	2.8
^[5]	Bulgaria	2.7
^[5]	Azores Santa Maria and Sao Miguel	2.6
^[5]	Spain Eastern Andalusia Gipsy	2.5
^[5]	Sudanese	2.5
^[5]	Czech Republic	2.4
^[5]	Spain Eastern Andalusia	2.4
^[5]	Spain Mallorca and Menorca	2.2
^[5]	Burkina Faso Fulani	2.0
^[5]	China Inner Mongolia	2.0
^[5]	China North Han	1.9
^[5]	India North Hindus	1.9
^[5]	China Qinghai Hui	1.8
^[5]	Jordan Amman	1.7
^[5]	Russia Tuva (2)	1.7
^[5]	Spain Catalonia Girona	1.7
^[5]	Senegal Niokholo Mandenka	1.6
^[5]	Guinea Bissau	1.5
^[5]	India New Delhi	1.5
^[5]	Croatia	1.3
^[5]	Cuban Mulatto	1.2
^[5]	France South East	1.2
^[5]	Burkina Faso Rimaibe	1.1
^[5]	Mali Bandiagara	1.1
^[5]	Belgium	1.0
^[5]	Ireland Northern	1.0
^[5]	Ireland South	1.0
^[5]	Italy Sardinia pop3	1.0
^[5]	South Africa Natal Tamil	1.0
	*B5002**
^[5]	Morocco Nador Metalsa (Berber)	4.3
^[5]	Portugal North	1.1
^[5]	Portugal South	1.0
^[5]	Madeira	0.8
^[5]	Tunisia Tunis	0.6

Allele distribution