COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: LacZ1 Beta-galactosidase;
COMPND   3 CHAIN: A, B, C, D;
COMPND   4 EC: 3.2.1.23;
COMPND   5 ENGINEERED: YES;
EXPDTA     X-RAY DIFFRACTION
REMARK   2 RESOLUTION.    2.21 ANGSTORMS
DBREF  6LDD A    1   668  UNP    D2Q7B1   D2Q7B1_BIFD      1    668
SEQRES   1 C  200  ASN GLY MET LEU TYR PRO GLN SER ASN ASP SER ARG ILE
SEQRES   2 C  200  VAL PHE PRO LEU ASP GLY VAL TRP ASP PHE ARG THR ALA
SEQRES   3 C  200  GLY GLU ASP SER TYR PRO ALA GLU TRP ALA ASP ALA PRO
SEQRES   4 C  200  LEU PRO GLU PRO LEU PRO MET ALA VAL PRO GLY SER TYR
SEQRES   5 C  200  ASN ASP GLN ASN ASP GLU LEU ASN LEU ARG ALA HIS TYR
SEQRES   6 C  200  GLY TRP VAL VAL TYR GLN ARG SER PHE ALA VAL PRO SER
SEQRES   7 C  200  ARG LEU VAL ALA GLY GLN ARG MET ILE LEU ARG PHE ASP
SEQRES   8 C  200  ALA ALA THR HIS ALA ALA ASP VAL TYR LEU ASN GLY GLN
SEQRES   9 C  200  LEU LEU GLY SER HIS PHE GLY GLY PHE LEU PRO PHE GLU
SEQRES  10 C  200  PHE ASP VAL THR SER ALA LEU HIS ALA GLY GLU ASN LEU
SEQRES  11 C  200  LEU THR VAL ALA VAL ASP ASN ARG ILE GLY SER SER THR
SEQRES  12 C  200  LEU PRO VAL GLY ASN ASP ALA GLY THR ALA PHE MET GLY
SEQRES  13 C  200  SER ASP ASN ALA ASN VAL PRO ALA VAL ALA GLU ALA LYS
SEQRES  14 C  200  LYS HIS ALA ARG ARG GLN ASN LEU PRO ASN PHE ASP PHE
SEQRES  15 C  200  PHE ASN PHE ALA GLY LEU ASN ARG HIS VAL GLU LEU TYR
SEQRES  16 C  200  THR THR PRO ALA ASP