Nucleosome
<p>Oct 02, 2016 05:50 PM</p>
<p>
DNA wrapped around 8 histone protein cores. (two copies of four different histones per spool)</p>
<p>
two copies each of the core histones H2A, H2B H3 and H4.</p>
<p>
thread wrapped around spool.</p>
<p>
Nucleosome: the fundamental repeating unit of eukaryotic chromatin,</p>
<p>
2 meters of linear DNA into 10 micron diameter nucleus.</p>
<p>
surrounded by 200 base pairs of DNA: Roger Kornberg.</p>
<p>
two turns of a L handed superhelix</p>
<p>
</p>