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The strip chart of TS-Phy (a); Stereoscopic view showing the coordinated geometry of the two calcium ions connecting the three rings, including the high-affinity calcium sites. The N-terminal ring is shown in yellow, the C-terminal ring in red, and the ring connecting the fifth and sixth blades in blue (b); calcium in a stereoscopic view of the low-affinity calcium site binding: calcium ion are shown in green, and oxygen atoms in red (c) (
modified from Ha et al. 2000)
