List of Protein Therapies Companies with Phase 3 Active Clinical Trial - 5

aTyr Pharma (Nasdaq: LIFE) is a biotherapeutics company engaged in the discovery and development of innovative medicines based on novel biological pathways. aTyr’s research and development efforts are concentrated on a newly discovered area of biology, the extracellular functionality and signaling pathways of tRNA synthetases. aTyr has built a global intellectual property estate directed to a potential pipeline of protein compositions derived from 20 tRNA synthetase genes and their extracellular targets. aTyr’s primary focus is efzofitimod (ATYR1923), a clinical-stage product candidate which binds to the neuropilin-2 receptor and is designed to down-regulate immune engagement in severe inflammatory lung diseases. For more information, please visit http://www.atyrpharma.com. The Company was founded by Professors Paul Schimmel, Ph.D., and Xiang-Lei Yang, Ph.D., two leading aminoacyl tRNA synthetase scientists at The Scripps Research Institute.

BioCryst Pharmaceuticals is a global biotechnology company with a deep commitment to improving the lives of people living with hereditary angioedema (HAE) and other rare diseases. We leverage our expertise in structure-guided drug design to develop first-in-class or best-in-class oral small-molecule and protein therapeutics to target difficult-to-treat diseases. We are a commercial-stage biotech company with US headquarters in Durham, North Carolina. Our European headquarters is in Dublin, Ireland, and our Discovery Center of Excellence is rooted in Birmingham, Alabama, with many other regional offices around the world. As world leaders in structure-guided drug design, we draw on the strengths and expertise of all our colleagues—from those of us in the field or behind the scenes in our labs, to others based in home offices and around the globe. To view our LinkedIn community guidelines, please visit bit.ly/BCRXGuidelines.

Lumen Bio is a clinical-stage biotechnology company developing topically and mucosally delivered biologic drugs to treat and prevent highly prevalent diseases.

Omeros is a Seattle-based biopharmaceutical company committed to discovering, developing, and commercializing small-molecule and protein therapeutics for large-market as well as orphan indications targeting inflammation, coagulopathies, and disorders of the central nervous system.

Praxis Precision Medicines is a clinical-stage biopharmaceutical company translating genetic insights into the development of therapies for central nervous system disorders characterized by neuronal imbalance. Praxis is applying insights into the genetic mutations that drive excitation-inhibition imbalance in diseases to select biological targets for rare and more prevalent neurological disorders. We share a common vision of reshaping the human condition into a more freeing and fulfilled existence by developing high impact medicines for patients and families affected by and living with complex brain disorders. Praxis is applying genetic insights to the discovery and development of therapies for rare and more prevalent neurological disorders through our proprietary small molecule platform, Cerebrum™, and antisense oligonucleotide (ASO) platform, Solidus™, using our understanding of shared biological targets and circuits in the brain.