HLA-B40
Encyclopedia
HLA-B40 is an HLA
- B
serotype
. B40 is composed of the B60
and B61
split antigen serotypes
B*4005 is poorly recognized by B40, B60, or B61.
Human leukocyte antigen
The human leukocyte antigen system is the name of the major histocompatibility complex in humans. The super locus contains a large number of genes related to immune system function in humans. This group of genes resides on chromosome 6, and encodes cell-surface antigen-presenting proteins and...
- B
HLA-B
HLA-B is a human gene that provides instructions for making a protein that plays a critical role in the immune system. HLA-B is part of a family of genes called the human leukocyte antigen complex...
serotype
Serotype
Serotype or serovar refers to distinct variations within a subspecies of bacteria or viruses. These microorganisms, viruses, or cells are classified together based on their cell surface antigens...
. B40 is composed of the B60
HLA-B60
HLA-B60 is an HLA - B serotype. B60 is a split antigen serotype that recognizes certain B40 serotypes.-Serotype:...
and B61
HLA-B61
HLA-B61 is an HLA - B serotype. B61 is a split antigen serotype that recognizes certain B40 serotypes.-Serotype:...
split antigen serotypes
Serotype
| B*40 | B60 | B40 | B61 | Sample |
| allele | % | % | % | size (N) |
| 4001 | 93 | 4 | 2 | 3854 |
| B*40 | B61 | B40 | B60 | Sample |
| allele | % | % | % | size (N) |
| 4002 | 80 | 6 | 8 | 1460 |
| 4003 | 62 | 23 | 31 | |
| 4004 | 47 | 12 | 57 | |
| 4006 | 75 | 5 | 5 | 585 |
B*4005 is poorly recognized by B40, B60, or B61.