Distribution of various chromatin states in 13 regions of D. melanogaster genome that correspond to interbands in polytene chromosomes. A - 5 "colored" chromatin states according to ; B - 9 chromatin states according to . X axis shows sizes of DNA segments centered at the insertion sites of reference P-transposons. Y axis shows number of regions associated with a particular type of chromatin.
Demakov et al. BMC Genomics 2011 12:566 doi:10.1186/1471-2164-12-566