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(a to d) The active sites in (a) AIM-1 and (b) AIM-1-3mol and the adjacent additional metal binding sites found in (c) AIM-1 and (d) AIM-1-3mol (chain A). (e to g) Disulfide bonds in AIM-1 with reduced or full occupancy for (e) Cys32-Cys66, (f) Cys208-Cys213, and (g) Cys256-Cys290. All 2Fo-Fc electron density maps are displayed at 1.6 σ.
