2RQP:
reference: The middle region of a HP1-binding protein, HP1-BP74, associates with linker DNA at the entry/exit site of nucleosomal DNA., Hayashihara K, Uchiyama S, Shimamoto S, Kobayashi S, Tomschik M, Wakamatsu H, No D, Sugahara H, Hori N, Noda M, Ohkubo T, Zlatanova J, Matsunaga S, Fukui K, J Biol Chem. 2009 Dec 30. PMID: 20042602

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