>1XIW_1|Chains A, E|T-cell surface glycoprotein CD3 epsilon chain|Homo sapiens (9606) MDGNEEMGGITQTPYKVSISGTTVILTCPQYPGSEILWQHNDKNIGGDEDDKNIGSDEDHLSLKEFSELEQSGYYVCYPRGSKPEDANFYLYLRARVCENCMEMD >1XIW_2|Chains B, F|T-cell surface glycoprotein CD3 delta chain|Homo sapiens (9606) MKIPIEELEDRVFVNCNTSITWVEGTVGTLLSDITRLDLGKRILDPRGIYRCNGTDIYKDKESTVQVHYRMCQSCVELD >1XIW_3|Chains C, G|immunoglobulin light chain variable region|Mus musculus (10090) MDIQMTQTTSSLSASLGDRVTISCRASQDIRNYLNWYQQKPDGTVKLLIYYTSRLHSGVPSKFSGSGSGTDYSLTISNLEQEDIATYFCQQGNTLPWTFAGGTKLEIK >1XIW_4|Chains D, H|immunoglobulin heavy chain variable region|Mus musculus (10090) EVQLQQSGPELVKPGASMKISCKASGYSFTGYTMNWVKQSHGKNLEWMGLINPYKGVSTYNQKFKDKATLTVDKSSSTAYMELLSLTSEDSAVYYCARSGYYGDSDWYFDVWGQGTTLTVFS