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-Structure paper
タイトル | Cryo-EM structure of the MinCD copolymeric filament from Pseudomonas aeruginosa at 3.1 Å resolution. |
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ジャーナル・号・ページ | FEBS Lett, Vol. 593, Issue 15, Page 1915-1926, Year 2019 |
掲載日 | 2019年6月14日 |
著者 | Andrzej Szewczak-Harris / James Wagstaff / Jan Löwe / |
PubMed 要旨 | Positioning of the division site in many bacterial species relies on the MinCDE system, which prevents the cytokinetic Z-ring from assembling anywhere but the mid-cell, through an oscillatory ...Positioning of the division site in many bacterial species relies on the MinCDE system, which prevents the cytokinetic Z-ring from assembling anywhere but the mid-cell, through an oscillatory diffusion-reaction mechanism. MinD dimers bind to membranes and, via their partner MinC, inhibit the polymerization of cell division protein FtsZ into the Z-ring. MinC and MinD form polymeric assemblies in solution and on cell membranes. Here, we report the high-resolution cryo-EM structure of the copolymeric filaments of Pseudomonas aeruginosa MinCD. The filaments consist of three protofilaments made of alternating MinC and MinD dimers. The MinCD protofilaments are almost completely straight and assemble as single protofilaments on lipid membranes, which we also visualized by cryo-EM. |
リンク | FEBS Lett / PubMed:31166018 / PubMed Central |
手法 | EM (らせん対称) |
解像度 | 3.1 Å |
構造データ | |
化合物 | ChemComp-MG: ChemComp-ATP: |
由来 |
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キーワード | PROTEIN FIBRIL / Bacterial cell division |