et al., 1975). The nucleosome core is composed of an octamer of four highly folded proteins, H2A, H2B, H3, and H4 (two of each protein), and of 147 base pairs of independent of the DNA sequence. Networks of ordered 69126 Heidelberg water molecules are found at the histone–subunit inter-Germany faces and at histone–DNA contact sites. They might thus Institute for Molecular Biology and Biophysics...