4YF0:
reference: HU multimerization shift controls nucleoid compaction., Hammel M, Amlanjyoti D, Reyes FE, Chen JH, Parpana R, Tang HY, Larabell CA, Tainer JA, Adhya S, Sci Adv. 2016 Jul 29;2(7):e1600650. doi: 10.1126/sciadv.1600650. eCollection 2016, Jul. PMID: 27482541

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