6

T cell receptor beta joining 1-7
T cell receptor beta joining 1-6
T cell receptor beta joining 1-5
T cell receptor beta joining 1-4
T cell receptor beta joining 1-3
T cell receptor beta joining 1-2
T cell receptor beta joining 1-1
T cell receptor beta, D region 2
T cell receptor beta, D region 1
T cell receptor beta, variable 30