HEADER VIRAL PROTEIN 31-DEC-69 7E3K TITLE Ultrapotent SARS-CoV-2 neutralizing antibodies with protective TITLE 2 efficacy against newly emerged mutational variants COMPND MOL_ID: 3; COMPND 2 MOLECULE: 13G9 light chain; COMPND 3 CHAIN: E, G, L; COMPND 4 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY DBREF 7E3K L 1 215 PDB 7E3K 7E3K 1 215 SEQRES 1 G 109 GLU ILE VAL LEU THR GLN SER PRO GLY THR LEU SER LEU SEQRES 2 G 109 SER PRO GLY GLU ARG ALA THR LEU SER CYS ARG ALA SER SEQRES 3 G 109 GLN SER VAL ARG SER SER TYR LEU ALA TRP TYR GLN GLN SEQRES 4 G 109 LYS PRO GLY GLN ALA PRO ARG LEU LEU ILE TYR GLY ALA SEQRES 5 G 109 SER SER ARG ALA THR GLY ILE PRO ASP ARG PHE SER GLY SEQRES 6 G 109 SER GLY SER GLY THR ASP PHE THR LEU THR ILE SER ARG SEQRES 7 G 109 LEU GLU PRO GLU ASP PHE ALA VAL TYR TYR CYS GLN GLN SEQRES 8 G 109 TYR GLY ARG SER PRO TRP THR PHE GLY GLN GLY THR LYS SEQRES 9 G 109 VAL GLU ILE LYS ARG