Germline-encoded V(D)J gene usage does not impose strict constraints on the epitope-specificity of T cell receptors
Adrian Straub, Yang An, Felix Drost, Kersten Heyer, Zahra Abedi, Monika Hammel, Abagail Delahoussaye, Sabrina Wagner, Anton Mühlbauer, Julian Hönninger, Jack Barton, Karl Moukarzel, Linda Warmuth, Sarah Braun, Laura Valentiner, , Dirk Hans Busch
The study identifies over 27,000 unique epitope-reactive TCRs from immunized mice, showing that TCR diversity is not constrained by germline VJ combinations but by combinatorial pairing of segments and CDR3 sequences.
bioRxiv · Aug 20, 2026 · PreprintImmunology