>1M27_1|Chain A|SH2 domain protein 1A|Homo sapiens (9606) MDAVAVYHGKISRETGEKLLLATGLDGSYLLRDSESVPGVYCLCVLYHGYIYTYRVSQTETGSWSAETAPGVHKRYFRKIKNLISAFQKPDQGIVIPLQYPVEK >1M27_2|Chain B|Signaling lymphocytic activation molecule|null KSLTIYAQVQK >1M27_3|Chain C|Proto-oncogene tyrosine-protein kinase FYN|Homo sapiens (9606) VTLFVALYDYEARTEDDLSFHKGEKFQILNSSEGDWWEARSLTTGETGYIPSNYVAPVDSI