aTyr Pharma, Inc. engages in the discovery and development of medicines based on novel biological pathways. Its product pipeline includes ATYR1923, ATYR2810, NRP2 mAbs, and AARS-1, DARS-1. The company was founded by Paul Schimmel, Xiang-Lei Yang and Bruce Beutler on September 8, 2005 and is headquartered in San Diego, CA.