bp, base pair kb, kilobases TcR, T cell receptor TRD, T cell receptor δ genes TRDC, δ constant region gene TRDJ, δ joining region gene segments TRDV, δ variable region genes TRG, T cell receptor γ genes TRGC, γ constant region genes (TRGC1 and TRGC2 for the two constant region genes) TRGJ, γ joining region gene segments (TRGJP1, JP, J1, JP2, J2 for the different J γ gene segments) TRGV, γ variable region genes (TRGV1, V2, V3, V4, V5, V5P, V6, V7, V8, VA, V9, V10, VB, V11 for the 14 variable genes in linkagem order)