J
Jan-Willem de Gier
Researcher at Stockholm University
Publications - 82
Citations - 7350
Jan-Willem de Gier is an academic researcher from Stockholm University. The author has contributed to research in topics: Membrane protein & Escherichia coli. The author has an hindex of 45, co-authored 82 publications receiving 6864 citations.
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Journal ArticleDOI
Tuning Escherichia coli for membrane protein overexpression
Samuel Wagner,Mirjam Klepsch,Susan Schlegel,Ansgar Appel,Roger Russell Draheim,Michael Tarry,Martin Högbom,Klaas J. van Wijk,Dirk Jan Slotboom,Jan Olov Persson,Jan-Willem de Gier +10 more
TL;DR: A derivative strain of E. coli BL21(DE3) is engineered, termed Lemo21(de3), in which the activity of the T7 RNA polymerase can be precisely controlled by its natural inhibitor T7 lysozyme (T7Lys), which allows optimizing overexpression of any given membrane protein by using only a single strain rather than a multitude of different strains.
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YidC, the Escherichia coli homologue of mitochondrial Oxa1p, is a component of the Sec translocase
Pier A. Scotti,Malene L. Urbanus,Josef Brunner,Jan-Willem de Gier,Gunnar von Heijne,Chris van der Does,Arnold J. M. Driessen,Bauke Oudega,Joen Luirink +8 more
TL;DR: It is proposed that YidC, homologous to Saccharomyces cerevisiae Oxa1p, is involved in the insertion of hydrophobic sequences into the lipid bilayer after initial recognition by the SecAYEG translocase.
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Optimization of membrane protein overexpression and purification using GFP fusions
TL;DR: In this protocol the Escherichia coli BL21(DE3)-pET system—the most widely used (membrane) protein overexpression system—is used as a platform to illustrate the GFP-based method and the methodology described in this protocol can be transferred easily to other systems.
Journal ArticleDOI
The Escherichia coli SRP and SecB targeting pathways converge at the translocon
Quido A. Valent,Pier A. Scotti,Stephen High,Jan-Willem de Gier,Gunnar von Heijne,Georg Lentzen,Wolfgang Wintermeyer,Bauke Oudega,Joen Luirink +8 more
TL;DR: It is demonstrated here that the SRP pathway delivers nascent inner membrane proteins at the membrane through a protein cross‐linking approach that delivers a variety of precursor proteins to a common membrane translocation complex of the E. coli inner membrane.
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Consequences of Membrane Protein Overexpression in Escherichia coli
Samuel Wagner,Louise Baars,A. Jimmy Ytterberg,Anja Klussmeier,Claudia Wagner,Olof Nord,Per-Åke Nygren,Klaas J. van Wijk,Jan-Willem de Gier +8 more
TL;DR: Induction of the acetate-phosphotransacetylase pathway for ATP production and a down-regulated tricarboxylic acid cycle indicated the activation of the Arc two-component system, which mediates adaptive responses to changing respiratory states.