The network is intended to facilitate coordination between extra-university research institutions and to offer a central contact point for cooperation with Berlin's universities and exchange with society and politics.
Similar to the Berlin University Alliance (BUA), the association of Freie Universität Berlin, Humboldt-University of Berlin, Technical University of Berlin and Charité University Medicine Berlin, the BR 50 also provide a dialogue platform for involved institutes.
Source:
https://www.bfr.bund.de/de/presseinformation/2020/05/gemeinsam_fuer_die_wissenschaftsmetropole-244295.html