CD8B GI:4826667 CD8b antigen isoform 5 precursor 1 mrprlwllla aqltvlhgns vlqqtpayik vqtnkmvmls ceakislsnm 50 51 riywlrqrqa pssdshhefl alwdsakgti hgeeveqeki avfrdasrfi 100 101 lnltsvkped sgiyfcmivg speltfgkgt qlsvvdflpt taqptkkstl 150 151 kkrvcrlprp etqkgplcsp itlgllvagv lvllvslgva ihlccrrrra 200 201 rlrfmkqfyk