Compact Escherichia coli nucleoids in a highly supercoiled conformation.

AUTOR(ES)

Materman, E C

RESUMO

Escherichia coli nucleoids were visualized in a compact, highly supercoiled conformation at 1 M NaCl. After the salt concentration was lowered to 0.15 M NaCl, the nucleoids uncoiled in beaded fibers in which RNA-mediated structural domains could be distinguished.

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