リンパ球抗原受容体

lymphocyte antigen receptor
BCRTCRB細胞T細胞

BCRとTCRの成立過程における差異

    BCR TCR
v-region assembly somatic reombination of DNA 有り 有り
junctional diversity imprecise joining, N-sequence insertion in DNA 有り 有り
transcriptional activation activation of promoter by proximity to the enhancer 有り 有り
switch recombination somatic recombination of DNA 有り 無し
somatic hypermutation DNA point mutation 有り 無し
IgM, IgD expression on surface differential splicing of DNA 有り 無し
membrane vs secreted form differential splicing of RNA 有り 無し