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These include an extensive lateral self\u2010association of chromatin fibers, prominent nucleosome linker \u2018stems\u2019, and special protein factors that promote chromatin self\u2010association. Here I review the molecular and structural determinants of chromatin compaction and discuss how heterochromatin spreading may be mediated by lateral self\u2010association of zigzag nucleosome arrays.<\/jats:p>","DOI":"10.1016\/s0014-5793(04)00258-3","type":"journal-article","created":{"date-parts":[[2004,3,30]],"date-time":"2004-03-30T10:20:32Z","timestamp":1080642032000},"page":"4-8","source":"Crossref","is-referenced-by-count":42,"title":["Keeping fingers crossed: heterochromatin spreading through interdigitation of nucleosome arrays"],"prefix":"10.1002","volume":"564","author":[{"given":"Sergei A","family":"Grigoryev","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2004,3,26]]},"reference":[{"key":"e_1_2_7_2_1","doi-asserted-by":"publisher","DOI":"10.1038\/nature01595"},{"key":"e_1_2_7_3_1","unstructured":"Alberts B. Johnson A. Lewis J. Raff M. Roberts K. and Walter P. 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