Diazyme Laboratories is a Division of General Atomics headquartered in La Jolla, California. Diazyme Laboratories applies its proprietary Substrate-Trapping-Enzyme (STE) Technology and Protein Engineering Techniques to develop low cost and uniform diagnostic products for clinical and research uses. Diazyme's focus on the areas of small molecule (metabolites and drugs) detection, single nucleotide polymorphism (SNP) identification, and recombinant enzyme based diagnostic reagents. STE Technology® is also used to develop protein pharmaceuticals, especially receptor antagonists for treatment of immune related diseases and cancers.