<prompt> Histone in nucleosome core are all exceptH2AH2BH3H1  <response>: In addition to binding to the nucleosome, the H1 protein binds to the linker DNA approximately 20-80 nucleotides in length region between nucleosomes, helping stabilize the zig-zagged 30 nm chromatin fiber Ref-Harpers illustrated biochemistry 30e p280 