We are pleased to announce the release of ChEMBL_12. This latest version of the ChEMBL database contains: 1,222,969 compound records 1,077,189 distinct compounds 596,122 assays 5,654,847 bioactivities 8,703 targets 43,418 documents 7 data sources This release includes updates to the manually extracted Medicinal Chemistry literature, a number of published ADMET datasets (for metabolic enzymes and various transporters), updates to OrangeBook drug approvals and a partial update from PubChem BioAssay . ChEMBL_12 also contains a new deposited dataset of Malaria liver-stage screening data from Novartis-GNF (for more details on this dataset, please see ChEMBL-NTD website and the recent publication in Science ). Please refer to the ChEMBL_12 release notes for a more detailed description of all changes included in this release. You can download the data from the ChEMBL ftpsite: ftp://ftp.ebi.ac.uk/pub/databases/chembl/ChEMBLdb/latest/