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. 2015 Sep;146(3):245–254. doi: 10.1085/jgp.201511375

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© 2015 Tong et al.

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Figure 1. — Residues selected for chemical modification in the Cx26 hemichannel. (A) Top (left) and side view (right) of the human Cx26 hemichannel crystal structure. Four subunits are shown in the side view to show the pore-lining region. (B) Magnification of residues D50, D46, and G45, all highlighted in red.