Metal-Ligand Polyhedra

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Metal ions with square planar coordination, when mixed with suitable ligands, can self-assemble into polyhedra of various sizes. Shown at right () is the "main chain" of the largest such structure reported as of May, 2010^[1]. form the vertices of a 26-face polyhedron^[2]

References and Notes

1. ↑ Sun QF, Iwasa J, Ogawa D, Ishido Y, Sato S, Ozeki T, Sei Y, Yamaguchi K, Fujita M. Self-assembled M24L48 polyhedra and their sharp structural switch upon subtle ligand variation. Science. 2010 May 28;328(5982):1144-7. Epub 2010 Apr 29. PMID:20430973 doi:10.1126/science.1188605
2. ↑ M24L48 forms a 26-faced rhombicubooctahedron with 18 rectangular faces and 8 triangular faces. In this instance, the rectangular faces are very close to squares 13.35 Ångstroms on a side.

Models

• M24L48 main chain atoms only: Image:M24L48 main chains.pdb
• M24L48 all atoms: Image:M24l48-single-polyhedron.pdb