>1D4W_1|Chains A, B|T CELL SIGNAL TRANSDUCTION MOLECULE SAP|Homo sapiens (9606) MDAVAVYHGKISRETGEKLLLATGLDGSYLLRDSESVPGVYCLCVLYHGYIYTYRVSQTETGSWSAETAPGVHKRYFRKIKNLISAFQKPDQGIVIPLQYPVEK >1D4W_2|Chains C, D|SIGNALING LYMPHOCYTIC ACTIVATION MOLECULE|null KSLTIYAQVQK