| Literature DB >> 1059115 |
J T Finch, M Noll, R D Kornberg.
Abstract
Defined lengths of chromatin were prepared by brief digestion with micrococcal nuclease and fractionation in a sucrose gradient. A length containing a given number of 200 base pair repeating units appeared as the same number of 100 A beads in the electron microscope. The distance between beads within a length was small, usually less than about 20 A.Entities:
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Year: 1975 PMID: 1059115 PMCID: PMC432983 DOI: 10.1073/pnas.72.9.3320
Source DB: PubMed Journal: Proc Natl Acad Sci U S A ISSN: 0027-8424 Impact factor: 11.205