1PUE:
reference: A new pattern for helix-turn-helix recognition revealed by the PU.1 ETS-domain-DNA complex., Kodandapani R, Pio F, Ni CZ, Piccialli G, Klemsz M, McKercher S, Maki RA, Ely KR, Nature 1996 Apr 4;380(6573):456-60. PMID: 8602247

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