April 02, 2025
MIT engineers have developed VibeGen, an AI model that designs proteins based on their motions rather than just their static structures. By specifying how a protein should flex, vibrate, or shift, VibeGen creates molecules optimized for dynamic function, a critical factor in enzymatic activity, tissue building, and immune defense.
Proteins act as molecular machines, and their power derives as much from motion as from shape. Previous AI approaches focused on static forms, limiting the ability to engineer proteins with responsive or adaptive behavior. VibeGen overcomes this by generating proteins whose mechanics match specified dynamic patterns, opening new avenues for adaptive therapeutics, responsive biomaterials, and synthetic molecules with novel functions.
The model builds on the Buehler lab’s agentic AI framework, where multiple AI systems collaborate autonomously to tackle complex scientific challenges.
The significance of this discovery lies in its potential to transform molecular engineering: by incorporating protein dynamics into design, researchers can create more effective, adaptable biomaterials and therapeutics, paving the way for innovations in medicine, synthetic biology, and materials science.
SOURCE: https://news.mit.edu/2026/mit-engineers-design-proteins-by-motion-not-just-shape-0326