CD3E_CANFA T-cell surface glycoprotein CD3 epsilon chain CD3E MQSRNLWRILGLCLLSVGAWGQDEDFKASDDLTSISPEKRFKVSISGTEVVVTCPDVFGYDNIKWEKNDNLVEGASNRELSQKEFSEVDDSGYYACYADSIKEKSYLYLRARVCANCIEVNLMAVVTIIVADICLTLGLLLMVYYWSKTRKANAKPVMRGTGAGSRPRGQNKEKPPPVPNPDYEPIRKGQQDLYSGLNQRGI The CD3 complex mediates signal transduction. 202