A catalog of protein-protein interactions for which a high-resolution 3D structure is known. 3did collects and classifies all structural templates of domain-domain interactions in the Protein Data Bank, providing molecular details for such interactions. 3did is a reference source of information for the structural characterization of protein interaction networks. 3did is updated every 6 months.
Joint IRB-BSC Program in Computational Biology, Institute for Research in Biomedicine (IRB Barcelona), Barcelona, Spain; Center for Genomic Science of IITASEMM, Istituto Italiano di Tecnologia (IIT), Milan, Italy; California Institute for Quantitative Biomedical Research (qb3) and Department of Bioengineering and Therapeutic Sciences, University of California San Francisco (UCSF) CA, USA; Institució Catalana de Recerca i Estudis Avançats (ICREA), Barcelona, Spain