>7PPN_1|Chain A|Tyrosine-protein phosphatase non-receptor type 11,Tyrosine-protein phosphatase non-receptor type 11|Homo sapiens (9606) GSGSGFWEEFETLQQQECKLLYSRKEGQRQENKNKNRYKNILPFDHTRVVLHDGDPNEPVSDYINANIIMPEFGSSGKKSYIATQGCLQNTVNDFWRMVFQENSRVIVMTTKEVERGKSKCVKYWPDEYALKEYGVMRVRNVKESAAHDYTLRELKLSKVGQGNTERTVWQYHFRTWPDHGVPSDPGGVLDFLEEVHHKQESIMDAGPVVVHSSAGIGRTGTFIVIDILIDIIREKGVDCDIDVPKTIQMVRSQRSGMVQTEAQYRFIYMAVQHYIETLQRR >7PPN_2|Chain B|T-cell-specific surface glycoprotein CD28|Homo sapiens (9606) RSRLLHSDYMNMTPRR