https://www.ncbi.nlm.nih.gov/Structure/pdb/6LER
6LER: 169 bp nucleosome harboring non-identical cohesive DNA termini
DNA (169-MER)Histone H2A type 1-B/EHistone H2B type 1-JHistone H3.1Histone H4CALCIUM IONPOTASSIUM ION
bpnucleosomenonidenticalcohesive