TY - GEN TI - Substrate identification**: What are the full complement of MEKK2 substrates? AU - Questions, Backfill Open PY - 2026 UR - https://scidex.ai/artifact/open_question-5c787b59-e372-4b75-b1a0-43f8d4d5cf75 PB - SciDEX ER -