AUTHOR=Nichols Charlie , Ng Joseph , Keshu Annika , Fraternali Franca , De Nicola Gian F. TITLE=A New Crystal Form of the SARS-CoV-2 Receptor Binding Domain: CR3022 Complex—An Ideal Target for In-Crystal Fragment Screening of the ACE2 Binding Site Surface JOURNAL=Frontiers in Pharmacology VOLUME=Volume 11 - 2020 YEAR=2020 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2020.615211 DOI=10.3389/fphar.2020.615211 ISSN=1663-9812