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The NFR overrides the H1-dependent decrease in linker DNA accessibility. A, digests of nucleosome arrays containing WT TNuc in 10 mm MgCl2 in the absence and presence of H1. Units of DraIII used in each digestion are indicated above the gels. B, plot of data taken from gel shown in A. C and D, as in A and B except arrays contained an NFR in place of the TNuc.
