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ME distributions of the orientation of the NTnC. The latitude and longitude of the sphere correspond to the tilt (β) and twist (γ) angles, respectively. Orientation distributions are normalized to peak intensity, and hotter colors in the contour plots denote more probable orientations. A, relaxation; B, active contraction; C, active contraction in the presence of blebbistatin. The different colors of numerical labeling are for the clarity of illustration.
