HEADER    VIRAL PROTEIN/IMMUNE SYSTEM             31-DEC-69   7S5P
TITLE     Crystal structure of SARS-CoV-2 B.1.351 variant receptor binding
TITLE   2 domain in complex with neutralizing antibody CS23
COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: Spike protein S1;
COMPND   3 CHAIN: A;
COMPND   4 ENGINEERED: YES;
COMPND   5 MOL_ID: 3;
COMPND   6 CS23 Light chain;
COMPND   7 CHAIN: L;
COMPND   8 ENGINEERED: YES;
EXPDTA     X-RAY DIFFRACTION
REMARK   2 RESOLUTION.    2.86 ANGSTORMS
DBREF  7S5P A  319   541  UNP    P0DTC2   SPIKE_SARS2    319    541
DBREF  7S5P L    2   212  PDB    7S5P     7S5P             2    212
SEQRES   1 L  108  TYR GLU LEU THR GLN PRO PRO SER VAL SER VAL ALA PRO
SEQRES   2 L  108  GLY GLN THR ALA ARG ILE THR CYS GLY GLY ASN ASN ILE
SEQRES   3 L  108  GLY GLY GLN SER VAL HIS TRP TYR GLN GLN LYS PRO GLY
SEQRES   4 L  108  GLN ALA PRO VAL LEU VAL VAL TYR ASP ASP SER ASP ARG
SEQRES   5 L  108  PRO SER GLY ILE PRO GLU ARG PHE SER GLY SER ASN SER
SEQRES   6 L  108  GLY ASN THR ALA THR LEU THR ILE SER ARG VAL GLU ALA
SEQRES   7 L  108  GLY ASP GLU ALA ASP TYR TYR CYS GLN VAL TRP ASP SER
SEQRES   8 L  108  SER SER ASP HIS VAL VAL PHE GLY GLY GLY THR LYS LEU
SEQRES   9 L  108  THR VAL LEU GLY