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The Absence of Histone in the Bacterium Escherichia coli : II. X-ray Diffraction of Nucleoprotein Extract
X-ray diffraction photographs of a nucleoprotein preparation from Escherichia coli show the A-type pattern of crystalline deoxyribonucleic acid (DNA). This suggests that a large part of the DNA is free from protein. In higher organisms DNA does not exist in this form but is closely bound to protein.
Autores principales: | , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
The Rockefeller University Press
1959
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2224625/ https://www.ncbi.nlm.nih.gov/pubmed/13630934 |