AlphaFold 3 predicts structures and interactions of all life's molecules
AlphaFold 3 extended structure prediction from proteins to complexes with DNA, RNA, ligands and ions, using a diffusion-based architecture, with at least 50% improvement on protein–ligand interactions over prior methods.
Key facts
- Published in Nature on 8 May 2024
- Models proteins, DNA, RNA, small-molecule ligands, ions and modifications
- Diffusion module generates atomic coordinates
- Free AlphaFold Server for non-commercial research; code for academic use released November 2024
Science result
- Field
- biology / structural biology / drug discovery
- Problem
- Predicting 3D structures of biomolecular complexes (protein–ligand, protein–DNA/RNA, antibodies)
- Result
- Single diffusion-based model predicting joint structures of proteins, nucleic acids, ligands and ions, with at least 50% better accuracy on protein–ligand interactions than prior methods.
- AI system
- AlphaFold 3
- Human role
- Human-designed system; predictions autonomous
- Verification
- Peer-reviewed in Nature (May 2024); benchmarked on PoseBusters
- Status
- confirmed
What happened
Google DeepMind and Isomorphic Labs released a model predicting how biomolecules fit together, aimed at drug discovery.
Why it matters
Moved AI structural biology from single proteins to the molecular interactions that matter for medicine.
Changelog
- 2026-09-29: created
- 2026-09-29: added science block (science & math tab)
Related events
- AlphaFold 2 solves protein structure prediction at CASP14 ★★★★★
- Nobel Prize in Chemistry for protein design and AlphaFold ★★★★★
- Isomorphic Labs raises $2.1B Series B; first human trials of its AI-designed drugs slip to end-2026 ★★★
- FT: Google DeepMind has broken up its Nobel-winning AlphaFold team; Jumper, Adler and Pritzel now at Anthropic ★★★
Sources (3)
- paperAccurate structure prediction of biomolecular interactions with AlphaFold 3 (Nature, DOI)
- officialAlphaFold 3 predicts the structure and interactions of all of life's molecules (Google)
- officialAlphaFold Server
id: 2024-05-08-alphafold-3 · updated 2026-09-29 · open in the interactive timeline