Glossary and learn more

Short definitions of the words used on this site, plus where to read more.

Glossary

Amino acid
One of the 20 standard building blocks that are joined in a chain to make a protein.
Protein
A large molecule made of a folded chain of amino acids that does a job in a cell.
Sequence
The order of amino acids in a protein chain.
Folding
The process by which a protein chain curls into its working 3D shape.
Structure
The 3D arrangement of a molecule's atoms.
Binding affinity
How strongly one molecule, such as a drug candidate, sticks to another, such as a protein.
Ligand
A small molecule that binds to a protein.
Diffusion model
A type of AI that builds an output by gradually removing noise, step by step.
Protein Data Bank
A public archive of experimentally determined molecular structures.
AlphaFold
A series of AI systems from DeepMind that predict protein structures.
Open source
Software whose code is shared so that anyone can read, use and build on it.
CSAIL
The Computer Science and Artificial Intelligence Laboratory at MIT.

Learn more

This site is an independent summary. For authoritative details, search for these official sources: