1395 Targeting intracellular tumor antigens to Figureht cancer: discovery and development of functional and specific T-cell engagers against a MAGE-A4 pMHC by Kate Gibson, Peter Bergqvist, Lauren Chong, Davide Tortora, Tim Jacobs, Patrick Farber, Ryan Blackler, Antonios Samiotakis, Harveer Dhupar, Craig Robb, Allison Goodman, Cindy-Lee Crichlow, Melissa Cid, Jessica Fernandes Scortecci, Rodrigo Goya, Eduardo Solano Salgado, Ping Xiang, Ahn Lee, Irene Yu, Gabrielle Conaghan, Nathalie Blamey, Vivian Li, Valentine de Puyraimond, Patrick Rowe, Kush Dalal, Stephanie K Masterman, Tara Fernandez, Raffi Tonikian, Bryan C Barnhart