About

BindingDB is a public, web-accessible database of measured binding affinities, focusing chiefly on the interactions of protein considered to be drug-targets with small, drug-like molecules.

Openness

Not open as restricts commercial re-use:

The database you are about to use is protected under copyright and/or patent law. While you are free to use the data from BindingDB for your research purposes, you are not permitted to republish or redistribute any information from or in the Binding Database for a commercial purpose without express written permission from the University of Maryland Biotechnology Institute.