Figure 1
A view of the asymmetric unit of complex I, expanded to show the coordination environments of the two copper(I) atoms. Displacement ellipsoids are drawn at the 50% probability level. [Symmetry codes: (i) –x, –y, –z; (ii) –x, –y + 1, –z; (iii) x – 1, –y + , z + ; (iv) x + 1, –y + , z − ]. |