CRELUX and ProQinase establish joint crystal-grade kinase protein and structures platform

7 May 2008

Product news

CRELUX and ProQinase announced today that they have entered into a joint agreement to supply customers with crystal-grade protein kinases and readily available kinase complex structures.

Under the agreement, CRELUX and ProQinase will establish and continuously expand an off-the-shelf crystal-grade protein kinase portfolio, optimized and quality-controlled for successful crystallization. In addition, the two companies will work closely together to provide new crystal-grade protein or crystal structures, tailored to meet customers’ needs.

Recombinant protein kinases, optimized for crystallization, will be produced and exclusively marketed by ProQinase, while CRELUX will continue to provide customers with crystallization and x-ray crystallography services. CRELUX will support ProQinase by performing crystallization quality control for each crystal grade protein batch. At the same time, ProQinase will grant CRELUX privileged direct access to kinase crystal-grade protein.

“This new joint crystal-grade kinase platform offers tremendous advantages: It enables us to continue to focus on our core expertise – complex structure solution – while leveraging the expertise of ProQinase to significantly strengthen our capacities in protein expression,” commented Dr. Michael Schäffer, CEO of CRELUX.

“The combination of CRELUX’s expertise in protein crystallography and ProQinase’s know-how in kinase cloning and expression makes the two companies the partners of choice for all customers interested in kinase crystallography,” noted Dr. Christoph Schächtele, CEO of ProQinase.

CRELUX has used its state-of-the-art structural biology platform to solve more than 250 crystal and co-crystal structures for pharma and biotech companies. This platform encompasses all steps – from target cloning and expression all the way to high-throughput protein crystallization and in-house x-ray crystallography.

ProQinase, as part of its integrated protein kinase technology platform, offers more than 150 recombinant human protein kinases – all produced in-house – and provides all types of in vitro testing services, with more than 220 protein kinases.

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X-ray CrystallographyX-ray crystallography is an analytical technique used to determine the arrangement of atoms in a crystal. Monochromatic x-rays are produced from a synchrotron or x-ray generator. An x-ray crystallography system uses a detector to measure the x-ray diffraction from the crystal. The information is used to generate a 3D image of the crystal.ProteomicsProteomics is the systemic bioinformatics study of proteins and amino acids, including their structure, size, function and identification. Tools used in proteomics include chromatography, blotting and gels, protein arrays, mass spectrometry and ELISA and associated analysis software. Analyzers and proteomic systems should be sensitive, high resolution, fast and may be automated for high-throughput.High-Throughput ScreeningHigh-throughput screening (HTS) is an automated drug discovery technique for identification of active compounds against a compound library. Use HTS readers and integrated assay preparation / analysis workstations to screen your compounds. Identify active compounds against various HTS libraries, including membranes, proteins and peptides and HTS cell lines. Find the best high-throughput screening products in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Protein CrystallographyProtein crystallization is the process of crystallizing purified proteins for 3D structure analysis by x-ray crystallography. The main methods of protein crystallization include sitting drop, hanging drop and microbatch. It is important to control parameters such as pH, temperature and concentration. Following crystallization, detectors and software are used for data collection and analysis.