HEADER    IMMUNE SYSTEM                           31-DEC-69   6C98
TITLE     Crystal structure of FcRn bound to UCB-84
COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: IgG receptor FcRn large subunit p51;
COMPND   3 CHAIN: A, C;
COMPND   4 ENGINEERED: YES;
COMPND   5 MOL_ID: 2;
COMPND   6 Beta-2-microglobulin;
COMPND   7 CHAIN: B, D;
COMPND   8 ENGINEERED: YES;
EXPDTA     X-RAY DIFFRACTION
REMARK   2 RESOLUTION.    1.85 ANGSTORMS
DBREF  6C98 C    1   274  UNP    P55899   FCGRN_HUMAN     24    297
DBREF  6C98 D    1    99  UNP    P61769   B2MG_HUMAN      21    119
SEQRES   1 C   91  LYS GLU PRO PRO SER MET ARG LEU LYS ALA ARG PRO SER
SEQRES   2 C   91  SER PRO GLY PHE SER VAL LEU THR CYS SER ALA PHE SER
SEQRES   3 C   91  PHE TYR PRO PRO GLU LEU GLN LEU ARG PHE LEU ARG ASN
SEQRES   4 C   91  GLY LEU ALA ALA GLY THR GLY GLN GLY ASP PHE GLY PRO
SEQRES   5 C   91  ASN SER ASP GLY SER PHE HIS ALA SER SER SER LEU THR
SEQRES   6 C   91  VAL LYS SER GLY ASP GLU HIS HIS TYR CYS CYS ILE VAL
SEQRES   7 C   91  GLN HIS ALA GLY LEU ALA GLN PRO LEU ARG VAL GLU LEU