COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: Streptavidin;
COMPND   3 CHAIN: A, B;
COMPND   4 ENGINEERED: YES;
COMPND   5 MOL_ID: 1;
COMPND   6 Streptavidin;
COMPND   7 CHAIN: A, B;
COMPND   8 ENGINEERED: YES;
EXPDTA     X-RAY DIFFRACTION
REMARK   2 RESOLUTION.    1.45 ANGSTORMS
DBREF  7ZXZ A   15   159  UNP    P22629   SAV_STRAV       39    183
DBREF  7ZXZ B   15   159  UNP    P22629   SAV_STRAV       39    183
SEQRES   1 B  124  MET GLY ARG ASP GLN ALA GLY ILE THR GLY THR TRP TYR
SEQRES   2 B  124  ASN GLN LEU GLY SER THR PHE ILE VAL THR ALA GLY ALA
SEQRES   3 B  124  ASP GLY ALA LEU THR GLY THR TYR GLU SER ALA VAL GLY
SEQRES   4 B  124  ASN ALA GLU SER ARG TYR VAL LEU THR GLY ARG TYR ASP
SEQRES   5 B  124  SER ALA PRO ALA THR ASP GLY SER GLY THR ALA LEU GLY
SEQRES   6 B  124  TRP THR VAL ALA TRP LYS ASN ASN TYR ARG ASN ALA HIS
SEQRES   7 B  124  SER ALA THR THR TRP SER GLY GLN TYR VAL GLY GLY ALA
SEQRES   8 B  124  GLU ALA ARG ILE ASN THR GLN TRP LEU LEU THR ALA GLY
SEQRES   9 B  124  THR THR GLU ALA ASN ALA TRP ALA SER THR LEU VAL GLY
SEQRES  10 B  124  HIS ASP THR PHE THR LYS VAL