SARS-CoV-2(16) ACE2(8) antibody(8) Interaction(7) nucleocapsid(7) monobody(7) molecules(7) thermophoresis.(7) E. coli(7) nucleocapsid protein(7) receptor(7) antibody-like molecules(7) selected(7) COVID-19(7) Dissociation constant(5) shown(5) in vitro(4) SARS-CoV(4) protective antibodies(4) dissociation(4) Amino acid sequences(4) enzyme(4) affinity binding(4) N-terminus(4) interact(4) Ni-NTA(4) COVID-19 pandemic(4) receptor.(4) response(4) Angiotensin-converting enzyme(4)