PDB Short entry for 1G50
HEADER    DNA BINDING PROTEIN                     30-OCT-00   1G50              
TITLE     CRYSTAL STRUCTURE OF A WILD TYPE HER ALPHA LBD AT 2.9                 
TITLE    2 ANGSTROM RESOLUTION                                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ESTROGEN RECEPTOR;                                         
COMPND   3 CHAIN: A, B, C;                                                      
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3);                                
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET15B                                    
KEYWDS    ALPHA HELICES, ESTRADIOL, STRUCTURAL PROTEOMICS IN EUROPE,            
KEYWDS   2 SPINE, STRUCTURAL GENOMICS, DNA BINDING PROTEIN                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.EILER,M.GANGLOFF,S.DUCLAUD,D.MORAS,M.RUFF,STRUCTURAL                
AUTHOR   2 PROTEOMICS IN EUROPE (SPINE)                                         
REVDAT   3   24-FEB-09 1G50    1       VERSN                                    
REVDAT   2   01-APR-03 1G50    1       JRNL                                     
REVDAT   1   06-FEB-02 1G50    0                                                
JRNL        AUTH   S.EILER,M.GANGLOFF,S.DUCLAUD,D.MORAS,M.RUFF                  
JRNL        TITL   OVEREXPRESSION, PURIFICATION, AND CRYSTAL                    
JRNL        TITL 2 STRUCTURE OF NATIVE ER ALPHA LBD                             
JRNL        REF    PROTEIN EXPR.PURIF.           V.  22   165 2001              
JRNL        REFN                   ISSN 1046-5928                               
JRNL        PMID   11437591                                                     
JRNL        DOI    10.1006/PREP.2001.1409                                       
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU,             
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 49.18                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 1999535.890                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 91.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 18142                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.241                           
REMARK   3   FREE R VALUE                     : 0.310                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.800                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1778                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.007                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 3.08                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 78.00                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2288                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3820                       
REMARK   3   BIN FREE R VALUE                    : 0.4650                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 9.90                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 252                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.029                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5884                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 60                                      
REMARK   3   SOLVENT ATOMS            : 165                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 34.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 61.20                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 18.90000                                             
REMARK   3    B22 (A**2) : 18.90000                                             
REMARK   3    B33 (A**2) : -37.80000                                            
REMARK   3    B12 (A**2) : -0.97000                                             
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.41                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.67                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.56                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.84                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.014                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.50                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 19.40                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.87                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.190 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.080 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.510 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.390 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.32                                                 
REMARK   3   BSOL        : 44.13                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PA                                 
REMARK   3  PARAMETER FILE  2  : ESTRADIOL.PARAM                                
REMARK   3  PARAMETER FILE  3  : WATER_REP.PARA                                 
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : ESTRADIOL.TOP                                  
REMARK   3  TOPOLOGY FILE  3   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1G50 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-NOV-00.                  
REMARK 100 THE RCSB ID CODE IS RCSB012240.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-APR-97                          
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : 7.1                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : BM30A                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9934                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 18142                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 40.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 91.0                               
REMARK 200  DATA REDUNDANCY                : 1.800                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 8.00000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1QKT                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 52.26                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.58                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG400, PH 7.1, VAPOR DIFFUSION,         
REMARK 280  HANGING DROP, TEMPERATURE 277K                                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+1/3                                           
REMARK 290       6555   -X,-X+Y,-Z+2/3                                          
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       90.72000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       45.36000            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       45.36000            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       90.72000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       45.36000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4790 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 19900 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -15.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, C                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     HIS B  1550                                                      
REMARK 465     ARG C  2548                                                      
REMARK 465     LEU C  2549                                                      
REMARK 465     HIS C  2550                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    ARG A 548   N     ARG A 548   CA      0.133                       
REMARK 500    LEU B1310   N     LEU B1310   CA      0.460                       
REMARK 500    LEU B1327   N     LEU B1327   CA      0.376                       
REMARK 500    LEU C2495   N     LEU C2495   CA      0.520                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A 548   N   -  CA  -  CB  ANGL. DEV. =  20.0 DEGREES          
REMARK 500    LEU B1310   N   -  CA  -  C   ANGL. DEV. = -24.1 DEGREES          
REMARK 500    LEU B1310   C   -  N   -  CA  ANGL. DEV. = -25.8 DEGREES          
REMARK 500    LEU B1327   N   -  CA  -  C   ANGL. DEV. = -21.0 DEGREES          
REMARK 500    LEU B1327   C   -  N   -  CA  ANGL. DEV. = -21.2 DEGREES          
REMARK 500    LEU C2495   N   -  CA  -  CB  ANGL. DEV. = -19.5 DEGREES          
REMARK 500    LEU C2495   N   -  CA  -  C   ANGL. DEV. = -18.6 DEGREES          
REMARK 500    LEU C2495   C   -  N   -  CA  ANGL. DEV. = -27.8 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    SER A 305     -141.95   -121.51                                   
REMARK 500    LEU A 306      -83.62    -58.99                                   
REMARK 500    ALA A 307      -67.94    -17.94                                   
REMARK 500    LEU A 308       -5.88    -43.69                                   
REMARK 500    LEU A 310      128.67    -24.45                                   
REMARK 500    ALA A 312      -74.51    -40.98                                   
REMARK 500    GLU A 330       37.76    -68.06                                   
REMARK 500    TYR A 331      130.45    -37.54                                   
REMARK 500    GLU A 339       21.73    -62.47                                   
REMARK 500    ALA A 340      -37.00   -141.43                                   
REMARK 500    MET A 396      -73.61    -41.91                                   
REMARK 500    LEU A 403       75.49    -60.02                                   
REMARK 500    PRO A 406       -7.92    -51.19                                   
REMARK 500    GLU A 423      -75.63    -33.20                                   
REMARK 500    LEU A 440      174.47    -53.10                                   
REMARK 500    PHE A 445      -74.26    -45.41                                   
REMARK 500    ASN A 455      -82.15    -80.45                                   
REMARK 500    SER A 456       98.21    -24.96                                   
REMARK 500    PHE A 461     -144.94    -95.19                                   
REMARK 500    SER A 464       27.06   -165.56                                   
REMARK 500    THR A 465     -160.93   -108.23                                   
REMARK 500    HIS A 501      -76.44    -61.20                                   
REMARK 500    GLN A 502      -35.35    -33.54                                   
REMARK 500    ALA A 505      -72.16    -57.12                                   
REMARK 500    GLN A 506      -48.18    -28.88                                   
REMARK 500    ASP A 538      -75.76    -28.72                                   
REMARK 500    LEU B1308      -21.74    -30.96                                   
REMARK 500    SER B1317       -7.95    -58.61                                   
REMARK 500    GLU B1323      130.68    -35.74                                   
REMARK 500    TYR B1331      129.17    178.71                                   
REMARK 500    PRO B1333        0.68    -59.30                                   
REMARK 500    ARG B1335      139.96    177.84                                   
REMARK 500    MET B1396      -69.90    -27.32                                   
REMARK 500    GLU B1397      -71.42    -60.98                                   
REMARK 500    HIS B1398       96.16    -51.48                                   
REMARK 500    GLU B1423      -39.73    -38.19                                   
REMARK 500    ARG B1434      -39.01    -36.62                                   
REMARK 500    MET B1437       26.77    -71.86                                   
REMARK 500    MET B1438       -1.36   -152.52                                   
REMARK 500    ASN B1439       79.49     48.01                                   
REMARK 500    LEU B1462      -84.74    -62.58                                   
REMARK 500    THR B1465     -150.49    -88.96                                   
REMARK 500    HIS B1488      -70.65    -56.35                                   
REMARK 500    LEU B1489       -9.94    -49.37                                   
REMARK 500    LYS B1492       36.57    -75.77                                   
REMARK 500    ALA B1493       15.24   -160.04                                   
REMARK 500    HIS B1501      -73.55    -53.73                                   
REMARK 500    PRO B1535      175.61    -59.90                                   
REMARK 500    LEU B1536       42.59    -94.33                                   
REMARK 500    ARG B1548       77.08     37.90                                   
REMARK 500    LEU C2306      -39.17    -39.49                                   
REMARK 500    SER C2317       -9.21    -58.06                                   
REMARK 500    GLU C2323      130.68    -35.23                                   
REMARK 500    ILE C2326       48.59    -83.72                                   
REMARK 500    LEU C2327      128.04    -25.25                                   
REMARK 500    TYR C2328     -175.52    -66.87                                   
REMARK 500    SER C2329     -152.00   -109.48                                   
REMARK 500    GLU C2330       31.72   -156.23                                   
REMARK 500    PRO C2336      166.80    -42.59                                   
REMARK 500    MET C2396      -69.09    -27.64                                   
REMARK 500    GLU C2397      -71.09    -61.74                                   
REMARK 500    HIS C2398       96.05    -51.40                                   
REMARK 500    ARG C2412      -33.33    -39.69                                   
REMARK 500    ARG C2434      -39.47    -36.63                                   
REMARK 500    MET C2437       26.38    -72.04                                   
REMARK 500    MET C2438       -1.65   -152.38                                   
REMARK 500    ASN C2439       79.69     47.98                                   
REMARK 500    PHE C2461     -144.14   -129.35                                   
REMARK 500    LEU C2462      -91.46   -106.43                                   
REMARK 500    HIS C2488      -71.02    -56.05                                   
REMARK 500    LEU C2489       -9.41    -49.28                                   
REMARK 500    LYS C2492       37.92    -75.07                                   
REMARK 500    ALA C2493       -2.76   -156.50                                   
REMARK 500    HIS C2501      -75.25    -51.98                                   
REMARK 500    PRO C2535      174.66    -59.37                                   
REMARK 500    LEU C2536       42.00    -93.63                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 SER B 1309     LEU B 1310                 -143.59                    
REMARK 500 ILE B 1326     LEU B 1327                 -143.68                    
REMARK 500 GLY C 2494     LEU C 2495                 -141.51                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH B3058        DISTANCE =  5.05 ANGSTROMS                       
REMARK 525    HOH C3136        DISTANCE =  6.69 ANGSTROMS                       
REMARK 525    HOH B3144        DISTANCE =  5.05 ANGSTROMS                       
REMARK 525    HOH C3152        DISTANCE =  6.23 ANGSTROMS                       
REMARK 525    HOH C3154        DISTANCE =  5.50 ANGSTROMS                       
REMARK 525    HOH C3160        DISTANCE =  5.49 ANGSTROMS                       
REMARK 525    HOH C3161        DISTANCE =  6.59 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EST A 600                 
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EST B 1600                
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EST C 2600                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1QKW   RELATED DB: PDB                                   
REMARK 900 SAME STRUCTURE AT 3.2 ANGSTROM RESOLUTION                            
REMARK 900 RELATED ID: 1QKT   RELATED DB: PDB                                   
REMARK 900 STRUCTURE OF A MUTANT                                                
REMARK 900 RELATED ID: IGBMC-0005-000   RELATED DB: TARGETDB                    
DBREF  1G50 A  304   550  UNP    P03372   ESR1_HUMAN     304    550             
DBREF  1G50 B 1304  1550  UNP    P03372   ESR1_HUMAN     304    550             
DBREF  1G50 C 2304  2550  UNP    P03372   ESR1_HUMAN     304    550             
SEQRES   1 A  247  ASN SER LEU ALA LEU SER LEU THR ALA ASP GLN MET VAL          
SEQRES   2 A  247  SER ALA LEU LEU ASP ALA GLU PRO PRO ILE LEU TYR SER          
SEQRES   3 A  247  GLU TYR ASP PRO THR ARG PRO PHE SER GLU ALA SER MET          
SEQRES   4 A  247  MET GLY LEU LEU THR ASN LEU ALA ASP ARG GLU LEU VAL          
SEQRES   5 A  247  HIS MET ILE ASN TRP ALA LYS ARG VAL PRO GLY PHE VAL          
SEQRES   6 A  247  ASP LEU THR LEU HIS ASP GLN VAL HIS LEU LEU GLU CYS          
SEQRES   7 A  247  ALA TRP LEU GLU ILE LEU MET ILE GLY LEU VAL TRP ARG          
SEQRES   8 A  247  SER MET GLU HIS PRO GLY LYS LEU LEU PHE ALA PRO ASN          
SEQRES   9 A  247  LEU LEU LEU ASP ARG ASN GLN GLY LYS CYS VAL GLU GLY          
SEQRES  10 A  247  MET VAL GLU ILE PHE ASP MET LEU LEU ALA THR SER SER          
SEQRES  11 A  247  ARG PHE ARG MET MET ASN LEU GLN GLY GLU GLU PHE VAL          
SEQRES  12 A  247  CYS LEU LYS SER ILE ILE LEU LEU ASN SER GLY VAL TYR          
SEQRES  13 A  247  THR PHE LEU SER SER THR LEU LYS SER LEU GLU GLU LYS          
SEQRES  14 A  247  ASP HIS ILE HIS ARG VAL LEU ASP LYS ILE THR ASP THR          
SEQRES  15 A  247  LEU ILE HIS LEU MET ALA LYS ALA GLY LEU THR LEU GLN          
SEQRES  16 A  247  GLN GLN HIS GLN ARG LEU ALA GLN LEU LEU LEU ILE LEU          
SEQRES  17 A  247  SER HIS ILE ARG HIS MET SER ASN LYS GLY MET GLU HIS          
SEQRES  18 A  247  LEU TYR SER MET LYS CYS LYS ASN VAL VAL PRO LEU TYR          
SEQRES  19 A  247  ASP LEU LEU LEU GLU MET LEU ASP ALA HIS ARG LEU HIS          
SEQRES   1 B  247  ASN SER LEU ALA LEU SER LEU THR ALA ASP GLN MET VAL          
SEQRES   2 B  247  SER ALA LEU LEU ASP ALA GLU PRO PRO ILE LEU TYR SER          
SEQRES   3 B  247  GLU TYR ASP PRO THR ARG PRO PHE SER GLU ALA SER MET          
SEQRES   4 B  247  MET GLY LEU LEU THR ASN LEU ALA ASP ARG GLU LEU VAL          
SEQRES   5 B  247  HIS MET ILE ASN TRP ALA LYS ARG VAL PRO GLY PHE VAL          
SEQRES   6 B  247  ASP LEU THR LEU HIS ASP GLN VAL HIS LEU LEU GLU CYS          
SEQRES   7 B  247  ALA TRP LEU GLU ILE LEU MET ILE GLY LEU VAL TRP ARG          
SEQRES   8 B  247  SER MET GLU HIS PRO GLY LYS LEU LEU PHE ALA PRO ASN          
SEQRES   9 B  247  LEU LEU LEU ASP ARG ASN GLN GLY LYS CYS VAL GLU GLY          
SEQRES  10 B  247  MET VAL GLU ILE PHE ASP MET LEU LEU ALA THR SER SER          
SEQRES  11 B  247  ARG PHE ARG MET MET ASN LEU GLN GLY GLU GLU PHE VAL          
SEQRES  12 B  247  CYS LEU LYS SER ILE ILE LEU LEU ASN SER GLY VAL TYR          
SEQRES  13 B  247  THR PHE LEU SER SER THR LEU LYS SER LEU GLU GLU LYS          
SEQRES  14 B  247  ASP HIS ILE HIS ARG VAL LEU ASP LYS ILE THR ASP THR          
SEQRES  15 B  247  LEU ILE HIS LEU MET ALA LYS ALA GLY LEU THR LEU GLN          
SEQRES  16 B  247  GLN GLN HIS GLN ARG LEU ALA GLN LEU LEU LEU ILE LEU          
SEQRES  17 B  247  SER HIS ILE ARG HIS MET SER ASN LYS GLY MET GLU HIS          
SEQRES  18 B  247  LEU TYR SER MET LYS CYS LYS ASN VAL VAL PRO LEU TYR          
SEQRES  19 B  247  ASP LEU LEU LEU GLU MET LEU ASP ALA HIS ARG LEU HIS          
SEQRES   1 C  247  ASN SER LEU ALA LEU SER LEU THR ALA ASP GLN MET VAL          
SEQRES   2 C  247  SER ALA LEU LEU ASP ALA GLU PRO PRO ILE LEU TYR SER          
SEQRES   3 C  247  GLU TYR ASP PRO THR ARG PRO PHE SER GLU ALA SER MET          
SEQRES   4 C  247  MET GLY LEU LEU THR ASN LEU ALA ASP ARG GLU LEU VAL          
SEQRES   5 C  247  HIS MET ILE ASN TRP ALA LYS ARG VAL PRO GLY PHE VAL          
SEQRES   6 C  247  ASP LEU THR LEU HIS ASP GLN VAL HIS LEU LEU GLU CYS          
SEQRES   7 C  247  ALA TRP LEU GLU ILE LEU MET ILE GLY LEU VAL TRP ARG          
SEQRES   8 C  247  SER MET GLU HIS PRO GLY LYS LEU LEU PHE ALA PRO ASN          
SEQRES   9 C  247  LEU LEU LEU ASP ARG ASN GLN GLY LYS CYS VAL GLU GLY          
SEQRES  10 C  247  MET VAL GLU ILE PHE ASP MET LEU LEU ALA THR SER SER          
SEQRES  11 C  247  ARG PHE ARG MET MET ASN LEU GLN GLY GLU GLU PHE VAL          
SEQRES  12 C  247  CYS LEU LYS SER ILE ILE LEU LEU ASN SER GLY VAL TYR          
SEQRES  13 C  247  THR PHE LEU SER SER THR LEU LYS SER LEU GLU GLU LYS          
SEQRES  14 C  247  ASP HIS ILE HIS ARG VAL LEU ASP LYS ILE THR ASP THR          
SEQRES  15 C  247  LEU ILE HIS LEU MET ALA LYS ALA GLY LEU THR LEU GLN          
SEQRES  16 C  247  GLN GLN HIS GLN ARG LEU ALA GLN LEU LEU LEU ILE LEU          
SEQRES  17 C  247  SER HIS ILE ARG HIS MET SER ASN LYS GLY MET GLU HIS          
SEQRES  18 C  247  LEU TYR SER MET LYS CYS LYS ASN VAL VAL PRO LEU TYR          
SEQRES  19 C  247  ASP LEU LEU LEU GLU MET LEU ASP ALA HIS ARG LEU HIS          
HET    EST  A 600      20                                                       
HET    EST  B1600      20                                                       
HET    EST  C2600      20                                                       
HETNAM     EST ESTRADIOL                                                        
FORMUL   4  EST    3(C18 H24 O2)                                                
FORMUL   7  HOH   *165(H2 O)                                                    
HELIX    1   1 THR A  311  ALA A  322  1                                  12    
HELIX    2   2 ALA A  340  VAL A  364  1                                  25    
HELIX    3   3 THR A  371  SER A  395  1                                  25    
HELIX    4   4 ARG A  412  VAL A  418  1                                   7    
HELIX    5   5 GLY A  420  MET A  437  1                                  18    
HELIX    6   6 GLN A  441  ASN A  455  1                                  15    
HELIX    7   7 LYS A  467  LYS A  492  1                                  26    
HELIX    8   8 THR A  496  CYS A  530  1                                  35    
HELIX    9   9 TYR A  537  ARG A  548  1                                  12    
HELIX   10  10 LEU B 1306  LEU B 1310  5                                   5    
HELIX   11  11 THR B 1311  GLU B 1323  1                                  13    
HELIX   12  12 SER B 1338  VAL B 1364  1                                  27    
HELIX   13  13 GLY B 1366  LEU B 1370  5                                   5    
HELIX   14  14 THR B 1371  ARG B 1394  1                                  24    
HELIX   15  15 ASN B 1413  VAL B 1418  5                                   6    
HELIX   16  16 MET B 1421  MET B 1437  1                                  17    
HELIX   17  17 GLN B 1441  SER B 1456  1                                  16    
HELIX   18  18 THR B 1465  LYS B 1492  1                                  28    
HELIX   19  19 THR B 1496  LYS B 1531  1                                  36    
HELIX   20  20 TYR B 1537  ALA B 1546  1                                  10    
HELIX   21  21 SER C 2305  LEU C 2310  5                                   6    
HELIX   22  22 THR C 2311  GLU C 2323  1                                  13    
HELIX   23  23 SER C 2338  VAL C 2364  1                                  27    
HELIX   24  24 GLY C 2366  LEU C 2370  5                                   5    
HELIX   25  25 THR C 2371  ARG C 2394  1                                  24    
HELIX   26  26 ASN C 2413  VAL C 2418  5                                   6    
HELIX   27  27 GLY C 2420  MET C 2437  1                                  18    
HELIX   28  28 GLN C 2441  SER C 2456  1                                  16    
HELIX   29  29 THR C 2465  LYS C 2492  1                                  28    
HELIX   30  30 THR C 2496  LYS C 2531  1                                  36    
HELIX   31  31 TYR C 2537  ALA C 2546  1                                  10    
SHEET    1   A 2 LYS A 401  LEU A 403  0                                        
SHEET    2   A 2 LEU A 409  ASP A 411 -1  O  LEU A 410   N  LEU A 402           
SHEET    1   B 2 LYS B1401  ALA B1405  0                                        
SHEET    2   B 2 LEU B1408  ASP B1411 -1  O  LEU B1408   N  ALA B1405           
SHEET    1   C 2 LYS C2401  ALA C2405  0                                        
SHEET    2   C 2 LEU C2408  ASP C2411 -1  O  LEU C2408   N  ALA C2405           
SITE     1 AC1  8 GLU A 353  LEU A 387  MET A 388  ARG A 394                    
SITE     2 AC1  8 PHE A 404  MET A 421  HIS A 524  LEU A 525                    
SITE     1 AC2 11 GLU B1353  LEU B1387  MET B1388  LEU B1391                    
SITE     2 AC2 11 ARG B1394  PHE B1404  MET B1421  ILE B1424                    
SITE     3 AC2 11 GLY B1521  HIS B1524  LEU B1525                               
SITE     1 AC3 10 GLU C2353  LEU C2387  MET C2388  LEU C2391                    
SITE     2 AC3 10 ARG C2394  PHE C2404  ILE C2424  GLY C2521                    
SITE     3 AC3 10 HIS C2524  LEU C2525                                          
CRYST1  105.500  105.500  136.080  90.00  90.00 120.00 P 32 2 1     18          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.009479  0.005473  0.000000        0.00000                         
SCALE2      0.000000  0.010945  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007349        0.00000