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Figure 2
(a) Cartoon representation of the superposition of chains A and B of monomeric EcoAcP. (b) Loop L4 in chains A and B is shown in stick representation. In chain A, interactions of residues around the sodium ion (purple sphere) are represented as green dashed lines. In chain B, a water molecule occupies the position of the sodium ion. |

journal menu![[Figure 2]](nz5020fig2.jpg)
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