HLA-B40 (B40) is an HLA - B serotype. B40 is composed of the B60 and B61 split antigen serotypes.
Serotype + B60, B40, B61 serotype recognition of some HLA B*40 allele-group gene products B*40 B60 B40 B61 Sample allele % % % size (N) 40:01 93 4 2 3854 B*40 B61 B40 B60 Sample allele % % % size (N) 40:02 80 6 8 1460 40:03 62 23 31 40:04 47 12 57 40:06 75 5 5 585
B*40:05 is poorly recognized by B40, B60, or B61.
References