Abstract
Actin is the main constituent of one of the two types of fibres that together operate the sliding filament mechanism of muscular contraction. The form of the actin helix has been examined, first by electron microscopy and, second (page 356), by X-ray diffraction.
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HANSON, J. Axial Period of Actin Filaments. Nature 213, 353–356 (1967). https://doi.org/10.1038/213353a0
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DOI: https://doi.org/10.1038/213353a0
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