Toroidal proteins: running rings around DNA.
Recent structural data indicate that the toroidal form is quite common among DNA-binding enzymes. Is this abundance of ring-shaped proteins a coincidence, or does it reflect convergence to a winning quaternary structure?
Hingorani
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MM
The Rockefeller University, 1230 York Avenue, New York, New York 10021, USA. manju@mod.rockefeller.edu
O'Donnell
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M
D000818:Animals; D001426:Bacterial Proteins / Q000737:chemistry / Q000378:metabolism; D004247:DNA / Q000378:metabolism; D004269:DNA, Bacterial / Q000378:metabolism; D004268:DNA-Binding Proteins / Q000737:chemistry* / Q000378:metabolism; D011485:Protein Binding; D011487:Protein Conformation; D013379:Substrate Specificity
D001426:Bacterial Proteins; D004269:DNA, Bacterial; D004268:DNA-Binding Proteins; D004247:DNA