Wim J. Quax

Department of Genetics, Groningen Biomolecular Sciences and Biotechnology Institute, (2008)

Helga Westers, Ronald Dorenbos, Jorrit Kabel, Tony Flanagan, Kevin M. Devine, ...

Reconstructing the Bacillus genome (Westers et al.) Bacterial genomes contain 250 to 500 essential genes as suggested by single gene disruptions and theoretical considerations. If this view is...

A Novel Genetic Selection System for Improved Enantioselectivity of Bacillus subtilis Lipase A (2008)

Boersma, Ykelien L., Dröge, Melloney J., Pijning, Tjaard, Cool, Robbert H., Dijkstra, Bauke W., ...

In directed evolution experiments, success often depends on the efficacy of screening or selection methods. Genetic selections have proven to be extremely valuable for evolving enzymes with improved...

Loop Grafting of Bacillus subtilis Lipase A: Inversion of Enantioselectivity (2008)

Boersma, Ykelien L., Pijning, Tjaard, Bosma, Margriet S., Godinho, Luís F., Dröge, Melloney J., ...

Lipases are successfully applied in enantioselective biocatalysis. Most lipases contain a lid domain controlling access to the active site, but Bacillus subtilis Lipase A (LipA) is a notable...

Directed Evolution of Bacillus subtilis Lipase A by Use of Enantiomeric Phosphonate Inhibitors: Crystal Structures and Phage Display Selection (2006)

Reetz, Manfred T., Dijkstra, Bauke W., Vrenken, Titia E., Rüggeberg, Carsten J., Pouderoyen, Gertie Van, Boersma, Ykelien L., ...

Phage display can be used as a protein-engineering tool for the selection of proteins with desirable binding properties from a library of mutants. Here we describe the application of this method for...

A Disulfide Bond-Containing Alkaline Phosphatase Triggers a BdbC-Dependent Secretion Stress Response in Bacillus subtilis (2006)

Darmon, Elise, Dorenbos, Ronald, Meens, Jochen, Freudl, Roland, Antelmann, Haike, Hecker, Michael, ...

The gram-positive bacterium Bacillus subtilis secretes high levels of proteins into its environment. Most of these secretory proteins are exported from the cytoplasm in an unfolded state and have to...

Directed Evolution of Bacillus subtilis Lipase A by Use of Enantiomeric Phosphonate Inhibitors: Crystal Structures and Phage Display Selection (2006)

Boersma, Ykelien L., Dröge, Melloney J., Pouderoyen, Gertie Van, Vrenken, Titia E., Rüggeberg, Carsten J., Reetz, Manfred T., ...

Phage display can be used as a protein-engineering tool for the selection of proteins with desirable binding properties from a library of mutants. Here we describe the application of this method for...

RET-Familial Medullary Thyroid Carcinoma Mutants Y791F and S891A Activate a Src/JAK/STAT3 Pathway, Independent of Glial Cell Line–Derived Neurotrophic Factor (2005)

Plaza Menacho, Ivan, Koster, Roelof, Quax, Wim J., Osinga, Jan, Sluis, Tineke Van Der, ...

The RET proto-oncogene encodes a receptor tyrosine kinase whose dysfunction plays a crucial role in the development of several neural crest disorders. Distinct activating RET mutations cause multiple...

Stabilization of TRAIL, an all-{beta}-sheet multimeric protein, using computational redesign (2004)

Van Der Sloot, Almer M., Mullally, Margaret M., Fernandez-Ballester, Gregorio, Serrano, Luis, Quax, Wim J.

Protein thermal stability is important for therapeutic proteins, both influencing the pharmacokinetic and pharmacodynamic properties and for stability during production and shelf-life of the final...

Stabilization of TRAIL, an all {beta}-sheet multimeric protein, using computational redesign (2004)

Van Der Sloot, Almer M., Mullally, Margaret M., Fernandez-Ballester, Gregorio, Serrano, Luis, Quax, Wim J.

Protein thermal stability is important for therapeutic proteins, both influencing the pharmacokinetic and pharmacodynamic properties and for stability during production and shelf-life of the final...

Stabilization of TRAIL, an all {beta}-sheet multimeric protein, using computational redesign (2004)

Van Der Sloot, Almer M., Mullally, Margaret M., Fernandez-Ballester, Gregorio, Serrano, Luis, Quax, Wim J.

Protein thermal stability is important for therapeutic proteins, both influencing the pharmacokinetic and pharmacodynamic properties and for stability during production and shelf-life of the final...

Genome Engineering Reveals Large Dispensable Regions in Bacillus subtilis (2003)

Westers, Helga, Dorenbos, Ronald, Dijl, Jan Maarten Van, Kabel, Jorrit, Flanagan, Tony, Devine, Kevin M., ...

Bacterial genomes contain 250 to 500 essential genes, as suggested by single gene disruptions and theoretical considerations. If this view is correct, the remaining nonessential genes of an organism,...

Genome Engineering Reveals Large Dispensable Regions in Bacillus subtilis (2003)

Westers, Helga, Dorenbos, Ronald, Van Dijl, Jan Maarten, Kabel, Jorrit, Flanagan, Tony, Devine, Kevin M., ...

Bacterial genomes contain 250 to 500 essential genes as suggested by single gene disruptions and theoretical considerations. If this view is correct, the remaining non-essential genes of an organism,...

Genome Engineering Reveals Large Dispensable Regions in Bacillus subtilis (2003)

Westers, Helga, Dorenbos, Ronald, Van Dijl, Jan Maarten, Kabel, Jorrit, Flanagan, Tony, Devine, Kevin M., ...

Bacterial genomes contain 250 to 500 essential genes, as suggested by single gene disruptions and theoretical considerations. If this view is correct, the remaining nonessential genes of an organism,...

Genome Engineering Reveals Large Dispensable Regions in Bacillus subtilis (2003)

Westers, Helga, Dorenbos, Ronald, Van Dijl, Jan Maarten, Kabel, Jorrit, Flanagan, Tony, Devine, Kevin M., ...

Bacterial genomes contain 250 to 500 essential genes as suggested by single gene disruptions and theoretical considerations. If this view is correct, the remaining non-essential genes of an organism,...

Functional Identification of the Product of the Bacillus subtilis yvaL Gene as a SecG Homologue (1999)

Swaving, Jelto, Broekhuizen, Cees P., Rose, Matthias, Quax, Wim J., Driessen, Arnold J.M.

Protein export in Escherichia coli is mediated by translocase, a multisubunit membrane protein complex with SecA as the peripheral subunit and the SecY, SecE, and SecG proteins as the integral...

Functional Identification of the Product of the Bacillus subtilis yvaL Gene as a SecG Homologue

Swaving, Jelto, Broekhuizen, Cees P., Rose, Matthias, Quax, Wim J., Driessen, Arnold J. M.

Protein export in Escherichia coli is mediated by translocase, a multisubunit membrane protein complex with SecA as the peripheral subunit and the SecY, SecE, and SecG proteins as the integral...

Development of a Lipase Fermentation Process That Uses a Recombinant Pseudomonas alcaligenes Strain

Gerritse, Gijs, Hommes, Ronald W. J., Quax, Wim J.

Pseudomonas alcaligenes M-1 secretes an alkaline lipase, which has excellent characteristics for the removal of fatty stains under modern washing conditions. A fed-batch fermentation process based on...

Functional analysis of the secretory precursor processing machinery of Bacillus subtilis: identification of a eubacterial homolog of archaeal and eukaryotic signal peptidases

Tjalsma, Harold, Bolhuis, Albert, Van Roosmalen, Maarten L., Wiegert, Thomas, Schumann, Wolfgang, Broekhuizen, Cees P., ...

Approximately 47% of the genes of the Gram-positive bacterium Bacillus subtilis belong to paralogous gene families. The present studies were aimed at the functional analysis of the sip gene family of...

Proteomics of Protein Secretion by Bacillus subtilis: Separating the “Secrets” of the Secretome

Tjalsma, Harold, Antelmann, Haike, Jongbloed, Jan D.H., Braun, Peter G., Darmon, Elise, Dorenbos, Ronald, ...

Secretory proteins perform a variety of important “remote-control” functions for bacterial survival in the environment. The availability of complete genome sequences has allowed us to make...

FlhF, the Third Signal Recognition Particle-GTPase of Bacillus subtilis, Is Dispensable for Protein Secretion

Zanen, Geeske, Antelmann, Haike, Westers, Helga, Hecker, Michael, Van Dijl, Jan Maarten, Quax, Wim J.

Bacillus subtilis contains three proteins of the signal recognition particle-GTPase family known as Ffh, FtsY, and FlhF. Here we show that FlhF is dispensable for protein secretion, unlike Ffh and...

Genes Involved in SkfA Killing Factor Production Protect a Bacillus subtilis Lipase against Proteolysis

Westers, Helga, Braun, Peter G., Westers, Lidia, Antelmann, Haike, Hecker, Michael, Jongbloed, Jan D. H., ...

Small lipases of Bacillus species, such as LipA from Bacillus subtilis, have a high potential for industrial applications. Recent studies showed that deletion of six AT-rich islands from the B....

Quorum Quenching by an N-Acyl-Homoserine Lactone Acylase from Pseudomonas aeruginosa PAO1

Sio, Charles F., Otten, Linda G., Cool, Robbert H., Diggle, Stephen P., Braun, Peter G., Bos, Rein, ...

The virulence of the opportunistic human pathogen Pseudomonas aeruginosa PAO1 is controlled by an N-acyl-homoserine lactone (AHL)-dependent quorum-sensing system. During functional analysis of...

Phage Display of an Intracellular Carboxylesterase of Bacillus subtilis: Comparison of Sec and Tat Pathway Export Capabilities

Dröge, Melloney J., Boersma, Ykelien L., Braun, Peter G., Buining, Robbert Jan, Julsing, Mattijs K., Selles, Karin G. A., ...

Using the phage display technology, a protein can be displayed at the surface of bacteriophages as a fusion to one of the phage coat proteins. Here we describe development of this method for fusion...

Designed tumor necrosis factor-related apoptosis-inducing ligand variants initiating apoptosis exclusively via the DR5 receptor

Van Der Sloot, Almer M., Tur, Vicente, Szegezdi, Eva, Mullally, Margaret M., Cool, Robbert H., Samali, Afshin, ...

Tumor necrosis factor-related apoptosis-inducing ligand (TRAIL) is a potential anticancer drug that selectively induces apoptosis in a variety of cancer cells by interacting with death receptors DR4...

Functional Identification of the Product of the Bacillus subtilis yvaL Gene as a SecG Homologue

Swaving, Jelto, Broekhuizen, Cees P., Rose, Matthias, Quax, Wim J., Driessen, Arnold J. M.

Protein export in Escherichia coli is mediated by translocase, a multisubunit membrane protein complex with SecA as the peripheral subunit and the SecY, SecE, and SecG proteins as the integral...

Development of a Lipase Fermentation Process That Uses a Recombinant Pseudomonas alcaligenes Strain

Gerritse, Gijs, Hommes, Ronald W. J., Quax, Wim J.

Pseudomonas alcaligenes M-1 secretes an alkaline lipase, which has excellent characteristics for the removal of fatty stains under modern washing conditions. A fed-batch fermentation process based on...

Functional analysis of the secretory precursor processing machinery of Bacillus subtilis: identification of a eubacterial homolog of archaeal and eukaryotic signal peptidases

Tjalsma, Harold, Bolhuis, Albert, Van Roosmalen, Maarten L., Wiegert, Thomas, Schumann, Wolfgang, Broekhuizen, Cees P., ...

Approximately 47% of the genes of the Gram-positive bacterium Bacillus subtilis belong to paralogous gene families. The present studies were aimed at the functional analysis of the sip gene family of...

Proteomics of Protein Secretion by Bacillus subtilis: Separating the “Secrets” of the Secretome

Tjalsma, Harold, Antelmann, Haike, Jongbloed, Jan D.H., Braun, Peter G., Darmon, Elise, Dorenbos, Ronald, ...

Secretory proteins perform a variety of important “remote-control” functions for bacterial survival in the environment. The availability of complete genome sequences has allowed us to make...

FlhF, the Third Signal Recognition Particle-GTPase of Bacillus subtilis, Is Dispensable for Protein Secretion

Zanen, Geeske, Antelmann, Haike, Westers, Helga, Hecker, Michael, Van Dijl, Jan Maarten, Quax, Wim J.

Bacillus subtilis contains three proteins of the signal recognition particle-GTPase family known as Ffh, FtsY, and FlhF. Here we show that FlhF is dispensable for protein secretion, unlike Ffh and...

Genes Involved in SkfA Killing Factor Production Protect a Bacillus subtilis Lipase against Proteolysis

Westers, Helga, Braun, Peter G., Westers, Lidia, Antelmann, Haike, Hecker, Michael, Jongbloed, Jan D. H., ...

Small lipases of Bacillus species, such as LipA from Bacillus subtilis, have a high potential for industrial applications. Recent studies showed that deletion of six AT-rich islands from the B....

Quorum Quenching by an N-Acyl-Homoserine Lactone Acylase from Pseudomonas aeruginosa PAO1

Sio, Charles F., Otten, Linda G., Cool, Robbert H., Diggle, Stephen P., Braun, Peter G., Bos, Rein, ...

The virulence of the opportunistic human pathogen Pseudomonas aeruginosa PAO1 is controlled by an N-acyl-homoserine lactone (AHL)-dependent quorum-sensing system. During functional analysis of...

Designed tumor necrosis factor-related apoptosis-inducing ligand variants initiating apoptosis exclusively via the DR5 receptor

Van Der Sloot, Almer M., Tur, Vicente, Szegezdi, Eva, Mullally, Margaret M., Cool, Robbert H., Samali, Afshin, ...

Tumor necrosis factor-related apoptosis-inducing ligand (TRAIL) is a potential anticancer drug that selectively induces apoptosis in a variety of cancer cells by interacting with death receptors DR4...

Phage Display of an Intracellular Carboxylesterase of Bacillus subtilis: Comparison of Sec and Tat Pathway Export Capabilities

Dröge, Melloney J., Boersma, Ykelien L., Braun, Peter G., Buining, Robbert Jan, Julsing, Mattijs K., Selles, Karin G. A., ...

Using the phage display technology, a protein can be displayed at the surface of bacteriophages as a fusion to one of the phage coat proteins. Here we describe development of this method for fusion...

A Disulfide Bond-Containing Alkaline Phosphatase Triggers a BdbC-Dependent Secretion Stress Response in Bacillus subtilis

Darmon, Elise , Dorenbos, Ronald, Meens, Jochen, Freudl, Roland, Antelmann, Haike, Hecker, Michael, ...

The gram-positive bacterium Bacillus subtilis secretes high levels of proteins into its environment. Most of these secretory proteins are exported from the cytoplasm in an unfolded state and have to...

Functional analysis of genes involved in the biosynthesis of isoprene in Bacillus subtilis

Julsing, Mattijs K., Rijpkema, Michael, Woerdenbag, Herman J., Quax, Wim J., Kayser, Oliver

In comparison to other bacteria Bacillus subtilis emits the volatile compound isoprene in high concentrations. Isoprene is the smallest representative of the natural product group of terpenoids. A...

RGD-avidin–biotin pretargeting to αvβ3 integrin enhances the proapoptotic activity of TNFα related apoptosis inducing ligand (TRAIL)

Tarrus, Marc, Van Der Sloot, Almer M., Temming, Kai, Lacombe, Marie, Opdam, Frank, Quax, Wim J., ...

Recombinant TNF-related apoptosis-inducing ligand (TRAIL) is considered a powerful and selective inducer of tumor cell death. We hypothesize that TRAIL’s potential as anticancer agent can be...

Lipase Expression in Pseudomonas alcaligenes Is Under the Control of a Two-Component Regulatory System▿

Krzeslak, Joanna, Gerritse, Gijs, Van Merkerk, Ronald, Cool, Robbert H., Quax, Wim J.

Preliminary observations in a large-scale fermentation process suggested that the lipase expression of Pseudomonas alcaligenes can be switched on by the addition of certain medium components, such as...

Modulation of Thiol-Disulfide Oxidoreductases for Increased Production of Disulfide-Bond-Containing Proteins in Bacillus subtilis▿

Dubois, Jean-Yves F., Freudl, Roland, Quax, Wim J., Van Dijl, Jan Maarten

Disulfide bonds are important for the correct folding, structural integrity, and activity of many biotechnologically relevant proteins. For synthesis and subsequent secretion of these proteins in...