PDB Short entry for 1SQN
HEADER    HORMONE/GROWTH FACTOR RECEPTOR          19-MAR-04   1SQN              
TITLE     PROGESTERONE RECEPTOR LIGAND BINDING DOMAIN WITH BOUND NORETHINDRONE  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROGESTERONE RECEPTOR;                                     
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: RESIDUES 676-933, LIGAND BINDING DOMAIN;                   
COMPND   5 SYNONYM: PR;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: HUMPGRR;                                                       
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21[DE3];                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: T7;                                   
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: GST-PR LBD;                               
SOURCE  11 OTHER_DETAILS: GST FUSION                                            
KEYWDS    PROGESTERONE RECEPTOR; NUCLEAR RECEPTOR; STEROID RECEPTOR;            
KEYWDS   2 NORETHINDRONE; BIRTH CONTROL, HORMONE-GROWTH FACTOR RECEPTOR COMPLEX 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.P.WILLIAMS,K.P.MADAUSS,J.-S.DENG,R.J.H.AUSTIN,M.H.LAMBERT,I.MCLAY,  
AUTHOR   2 J.PRITCHARD,S.A.SHORT,E.L.STEWART,I.J.UINGS                          
REVDAT   4   23-AUG-23 1SQN    1       REMARK                                   
REVDAT   3   31-JAN-18 1SQN    1       REMARK                                   
REVDAT   2   24-FEB-09 1SQN    1       VERSN                                    
REVDAT   1   27-JUL-04 1SQN    0                                                
JRNL        AUTH   K.P.MADAUSS,J.-S.DENG,R.J.H.AUSTIN,M.H.LAMBERT,I.MCLAY,      
JRNL        AUTH 2 J.PRITCHARD,S.A.SHORT,E.L.STEWART,I.J.UINGS,S.P.WILLIAMS     
JRNL        TITL   PROGESTERONE RECEPTOR LIGAND BINDING POCKET FLEXIBILITY:     
JRNL        TITL 2 CRYSTAL STRUCTURES OF THE NORETHINDRONE AND MOMETASONE       
JRNL        TITL 3 FUROATE COMPLEXES                                            
JRNL        REF    J.MED.CHEM.                   V.  47  3381 2004              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   15189034                                                     
JRNL        DOI    10.1021/JM030640N                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.45 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.0                                           
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.45                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.80                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 63827                          
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 + TEST SET) : 0.188                           
REMARK   3   R VALUE            (WORKING SET) : 0.186                           
REMARK   3   FREE R VALUE                     : 0.216                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 7.200                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 4924                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.45                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.49                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 721                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3440                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 55                           
REMARK   3   BIN FREE R VALUE                    : 0.3870                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3967                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 44                                      
REMARK   3   SOLVENT ATOMS            : 276                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 18.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 25.42                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.03000                                             
REMARK   3    B22 (A**2) : 0.01000                                              
REMARK   3    B33 (A**2) : 0.02000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.084         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.083         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.070         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.978         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.964                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.953                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4101 ; 0.030 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  5563 ; 2.160 ; 1.988       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   493 ; 4.015 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   774 ;14.207 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   649 ; 0.228 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2960 ; 0.013 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  2097 ; 0.239 ; 0.300       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   249 ; 0.145 ; 0.500       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):   102 ; 1.010 ; 0.300       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    36 ; 1.087 ; 0.500       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  2488 ; 1.522 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  4018 ; 2.576 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1613 ; 3.851 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1545 ; 5.790 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1SQN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-MAR-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000021924.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-FEB-02                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 17-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.000                              
REMARK 200  MONOCHROMATOR                  : SI 111 CHANNEL                     
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 210                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : ADSC                               
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 54571                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.451                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.3                               
REMARK 200  DATA REDUNDANCY                : 3.500                              
REMARK 200  R MERGE                    (I) : 0.05300                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 20.1000                            
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: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: 1A28                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.62                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.14                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 1000, LI2SO4. HEPES PH 6.5,          
REMARK 280  GLYCEROL, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 22K,           
REMARK 280  TEMPERATURE 295.0K                                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
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 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       32.07100            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
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: MONOMERIC                         
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                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
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     PHE A   673                                                      
REMARK 465     THR A   674                                                      
REMARK 465     PHE A   675                                                      
REMARK 465     SER A   676                                                      
REMARK 465     PRO A   677                                                      
REMARK 465     GLY A   678                                                      
REMARK 465     GLN A   679                                                      
REMARK 465     ASP A   680                                                      
REMARK 465     ILE A   681                                                      
REMARK 465     THR A   706                                                      
REMARK 465     LYS A   707                                                      
REMARK 465     LYS A   861                                                      
REMARK 465     LYS A   933                                                      
REMARK 465     PHE B   673                                                      
REMARK 465     THR B   674                                                      
REMARK 465     PHE B   675                                                      
REMARK 465     SER B   676                                                      
REMARK 465     PRO B   677                                                      
REMARK 465     GLY B   678                                                      
REMARK 465     GLN B   679                                                      
REMARK 465     ASP B   680                                                      
REMARK 465     ILE B   681                                                      
REMARK 465     GLN B   682                                                      
REMARK 465     LYS B   861                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     GLN A 682    CG   CD   OE1  NE2                                  
REMARK 470     LEU A 683    CG   CD1  CD2                                       
REMARK 470     ASP A 704    CG   OD1  OD2                                       
REMARK 470     ARG A 788    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG A 836    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLN A 840    CG   CD   OE1  NE2                                  
REMARK 470     GLN A 886    CG   CD   OE1  NE2                                  
REMARK 470     LYS A 932    CG   CD   CE   NZ                                   
REMARK 470     LEU B 683    CG   CD1  CD2                                       
REMARK 470     VAL B 698    CG1  CG2                                            
REMARK 470     THR B 706    OG1  CG2                                            
REMARK 470     LYS B 707    CG   CD   CE   NZ                                   
REMARK 470     LYS B 790    CG   CD   CE   NZ                                   
REMARK 470     GLN B 812    CG   CD   OE1  NE2                                  
REMARK 470     GLN B 868    CG   CD   OE1  NE2                                  
REMARK 470     GLU B 911    CG   CD   OE1  OE2                                  
REMARK 470     LYS B 932    CG   CD   CE   NZ                                   
REMARK 470     LYS B 933    CG   CD   CE   NZ                                   
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH B    87     O    HOH B   258              0.05            
REMARK 500   O    HOH B   139     O    HOH B   281              0.05            
REMARK 500   CB   ILE B   744     O    HOH B   260              0.26            
REMARK 500   CG1  ILE A   751     O    HOH A   270              0.31            
REMARK 500   CG   LYS B   731     O    HOH B   274              0.36            
REMARK 500   CB   SER B   902     O    HOH B   261              0.76            
REMARK 500   OG   SER B   902     O    HOH B   261              1.25            
REMARK 500   CD   LYS B   731     O    HOH B   274              1.26            
REMARK 500   CG1  ILE B   744     O    HOH B   260              1.44            
REMARK 500   CD2  HIS B   743     O    HOH B   139              1.44            
REMARK 500   CD1  ILE A   751     O    HOH A   270              1.45            
REMARK 500   CD2  HIS B   743     O    HOH B   281              1.48            
REMARK 500   CG   GLN A   815     O    HOH A   265              1.51            
REMARK 500   CG2  ILE B   744     O    HOH B   260              1.53            
REMARK 500   SD   MET A   692     O    HOH A   264              1.64            
REMARK 500   CB   LYS B   731     O    HOH B   274              1.72            
REMARK 500   CB   ILE A   751     O    HOH A   270              1.79            
REMARK 500   CA   ILE B   744     O    HOH B   260              1.80            
REMARK 500   CD   GLN A   815     O    HOH A   265              1.80            
REMARK 500   CA   SER B   902     O    HOH B   261              1.89            
REMARK 500   CG   HIS B   743     O    HOH B   139              1.94            
REMARK 500   CG   HIS B   743     O    HOH B   281              1.95            
REMARK 500   NE2  GLN A   815     O    HOH A   265              1.96            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A    85     O    HOH A   256     2556     0.03            
REMARK 500   O    HOH A    86     O    HOH A   259     2556     0.04            
REMARK 500   O    HOH A   283     O    HOH B   123     1556     0.72            
REMARK 500   CB   SER B   847     O    HOH A   257     1554     0.90            
REMARK 500   NE2  GLN A   787     O    HOH B   277     2545     1.37            
REMARK 500   OG   SER B   847     O    HOH A   257     1554     1.60            
REMARK 500   CA   SER B   847     O    HOH A   257     1554     1.94            
REMARK 500   CE   LYS A   854     O    HOH B   262     1556     1.95            
REMARK 500   OE1  GLU B   904     O    HOH B   272     2555     2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    MET A 692   SD    MET A 692   CE     -0.341                       
REMARK 500    TRP A 765   CE3   TRP A 765   CZ3     0.103                       
REMARK 500    SER A 772   CA    SER A 772   CB      0.093                       
REMARK 500    PHE A 808   CE2   PHE A 808   CD2     0.151                       
REMARK 500    GLN B 720   CG    GLN B 720   CD      0.163                       
REMARK 500    TYR B 777   CG    TYR B 777   CD2     0.089                       
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    ASP A 697   CB  -  CG  -  OD2 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    ARG A 740   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    TYR A 753   CB  -  CG  -  CD2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    LEU A 825   CB  -  CG  -  CD2 ANGL. DEV. =  12.5 DEGREES          
REMARK 500    ARG A 869   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500    ARG A 869   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.8 DEGREES          
REMARK 500    LEU A 880   CB  -  CG  -  CD1 ANGL. DEV. = -11.6 DEGREES          
REMARK 500    ARG B 850   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ARG B 869   CD  -  NE  -  CZ  ANGL. DEV. =   8.4 DEGREES          
REMARK 500    ARG B 869   NE  -  CZ  -  NH1 ANGL. DEV. =   5.0 DEGREES          
REMARK 500    ARG B 869   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.4 DEGREES          
REMARK 500    ASP B 878   CB  -  CG  -  OD2 ANGL. DEV. =   6.9 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    LEU A 782       80.32   -154.47                                   
REMARK 500    MET A 789       72.14   -110.60                                   
REMARK 500    SER A 837       45.00    -93.14                                   
REMARK 500    GLN A 916      -20.04   -145.98                                   
REMARK 500    MET A 924       39.50    -85.33                                   
REMARK 500    SER B 793       -8.43     97.83                                   
REMARK 500    PHE B 794       50.43   -142.31                                   
REMARK 500    SER B 837       52.24   -104.14                                   
REMARK 500    MET B 924       45.99    -94.44                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NDR A 1001                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NDR B 2001                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1A28   RELATED DB: PDB                                   
REMARK 900 HORMONE-BOUND HUMAN PROGESTERONE RECEPTOR LIGAND-BINDING DOMAIN      
REMARK 900 RELATED ID: 1E3K   RELATED DB: PDB                                   
REMARK 900 HUMAN PROGESTERON RECEPTOR LIGAND BINDING DOMAIN IN COMPLEX WITH     
REMARK 900 THE LIGAND METRIBOLONE (R1881)                                       
REMARK 900 RELATED ID: 1ZYX   RELATED DB: PDB                                   
REMARK 900 PLACE FOR DESCRIPTION OF A NEWLY DEPOSITED STRUCTURE 1ZYX            
DBREF  1SQN A  673   933  UNP    P06401   PRGR_HUMAN     673    933             
DBREF  1SQN B  673   933  UNP    P06401   PRGR_HUMAN     673    933             
SEQRES   1 A  261  PHE THR PHE SER PRO GLY GLN ASP ILE GLN LEU ILE PRO          
SEQRES   2 A  261  PRO LEU ILE ASN LEU LEU MET SER ILE GLU PRO ASP VAL          
SEQRES   3 A  261  ILE TYR ALA GLY HIS ASP ASN THR LYS PRO ASP THR SER          
SEQRES   4 A  261  SER SER LEU LEU THR SER LEU ASN GLN LEU GLY GLU ARG          
SEQRES   5 A  261  GLN LEU LEU SER VAL VAL LYS TRP SER LYS SER LEU PRO          
SEQRES   6 A  261  GLY PHE ARG ASN LEU HIS ILE ASP ASP GLN ILE THR LEU          
SEQRES   7 A  261  ILE GLN TYR SER TRP MET SER LEU MET VAL PHE GLY LEU          
SEQRES   8 A  261  GLY TRP ARG SER TYR LYS HIS VAL SER GLY GLN MET LEU          
SEQRES   9 A  261  TYR PHE ALA PRO ASP LEU ILE LEU ASN GLU GLN ARG MET          
SEQRES  10 A  261  LYS GLU SER SER PHE TYR SER LEU CYS LEU THR MET TRP          
SEQRES  11 A  261  GLN ILE PRO GLN GLU PHE VAL LYS LEU GLN VAL SER GLN          
SEQRES  12 A  261  GLU GLU PHE LEU CYS MET LYS VAL LEU LEU LEU LEU ASN          
SEQRES  13 A  261  THR ILE PRO LEU GLU GLY LEU ARG SER GLN THR GLN PHE          
SEQRES  14 A  261  GLU GLU MET ARG SER SER TYR ILE ARG GLU LEU ILE LYS          
SEQRES  15 A  261  ALA ILE GLY LEU ARG GLN LYS GLY VAL VAL SER SER SER          
SEQRES  16 A  261  GLN ARG PHE TYR GLN LEU THR LYS LEU LEU ASP ASN LEU          
SEQRES  17 A  261  HIS ASP LEU VAL LYS GLN LEU HIS LEU TYR CYS LEU ASN          
SEQRES  18 A  261  THR PHE ILE GLN SER ARG ALA LEU SER VAL GLU PHE PRO          
SEQRES  19 A  261  GLU MET MET SER GLU VAL ILE ALA ALA GLN LEU PRO LYS          
SEQRES  20 A  261  ILE LEU ALA GLY MET VAL LYS PRO LEU LEU PHE HIS LYS          
SEQRES  21 A  261  LYS                                                          
SEQRES   1 B  261  PHE THR PHE SER PRO GLY GLN ASP ILE GLN LEU ILE PRO          
SEQRES   2 B  261  PRO LEU ILE ASN LEU LEU MET SER ILE GLU PRO ASP VAL          
SEQRES   3 B  261  ILE TYR ALA GLY HIS ASP ASN THR LYS PRO ASP THR SER          
SEQRES   4 B  261  SER SER LEU LEU THR SER LEU ASN GLN LEU GLY GLU ARG          
SEQRES   5 B  261  GLN LEU LEU SER VAL VAL LYS TRP SER LYS SER LEU PRO          
SEQRES   6 B  261  GLY PHE ARG ASN LEU HIS ILE ASP ASP GLN ILE THR LEU          
SEQRES   7 B  261  ILE GLN TYR SER TRP MET SER LEU MET VAL PHE GLY LEU          
SEQRES   8 B  261  GLY TRP ARG SER TYR LYS HIS VAL SER GLY GLN MET LEU          
SEQRES   9 B  261  TYR PHE ALA PRO ASP LEU ILE LEU ASN GLU GLN ARG MET          
SEQRES  10 B  261  LYS GLU SER SER PHE TYR SER LEU CYS LEU THR MET TRP          
SEQRES  11 B  261  GLN ILE PRO GLN GLU PHE VAL LYS LEU GLN VAL SER GLN          
SEQRES  12 B  261  GLU GLU PHE LEU CYS MET LYS VAL LEU LEU LEU LEU ASN          
SEQRES  13 B  261  THR ILE PRO LEU GLU GLY LEU ARG SER GLN THR GLN PHE          
SEQRES  14 B  261  GLU GLU MET ARG SER SER TYR ILE ARG GLU LEU ILE LYS          
SEQRES  15 B  261  ALA ILE GLY LEU ARG GLN LYS GLY VAL VAL SER SER SER          
SEQRES  16 B  261  GLN ARG PHE TYR GLN LEU THR LYS LEU LEU ASP ASN LEU          
SEQRES  17 B  261  HIS ASP LEU VAL LYS GLN LEU HIS LEU TYR CYS LEU ASN          
SEQRES  18 B  261  THR PHE ILE GLN SER ARG ALA LEU SER VAL GLU PHE PRO          
SEQRES  19 B  261  GLU MET MET SER GLU VAL ILE ALA ALA GLN LEU PRO LYS          
SEQRES  20 B  261  ILE LEU ALA GLY MET VAL LYS PRO LEU LEU PHE HIS LYS          
SEQRES  21 B  261  LYS                                                          
HET    NDR  A1001      22                                                       
HET    NDR  B2001      22                                                       
HETNAM     NDR (14BETA,17ALPHA)-17-ETHYNYL-17-HYDROXYESTR-4-EN-3-ONE            
FORMUL   3  NDR    2(C20 H26 O2)                                                
FORMUL   5  HOH   *276(H2 O)                                                    
HELIX    1   1 PRO A  685  GLU A  695  1                                  11    
HELIX    2   2 THR A  710  LEU A  736  1                                  27    
HELIX    3   3 GLY A  738  LEU A  742  5                                   5    
HELIX    4   4 HIS A  743  SER A  772  1                                  30    
HELIX    5   5 ASN A  785  MET A  789  5                                   5    
HELIX    6   6 GLU A  791  GLN A  812  1                                  22    
HELIX    7   7 SER A  814  LEU A  827  1                                  14    
HELIX    8   8 SER A  837  LEU A  858  1                                  22    
HELIX    9   9 GLY A  862  GLN A  897  1                                  36    
HELIX   10  10 GLN A  897  SER A  902  1                                   6    
HELIX   11  11 PRO A  906  ALA A  922  1                                  17    
HELIX   12  12 PRO B  685  ILE B  694  1                                  10    
HELIX   13  13 THR B  710  LEU B  736  1                                  27    
HELIX   14  14 GLY B  738  LEU B  742  5                                   5    
HELIX   15  15 HIS B  743  SER B  772  1                                  30    
HELIX   16  16 ASN B  785  GLU B  791  1                                   7    
HELIX   17  17 PHE B  794  GLN B  812  1                                  19    
HELIX   18  18 SER B  814  LEU B  827  1                                  14    
HELIX   19  19 SER B  837  LEU B  858  1                                  22    
HELIX   20  20 GLY B  862  GLN B  897  1                                  36    
HELIX   21  21 GLN B  897  SER B  902  1                                   6    
HELIX   22  22 PRO B  906  ALA B  922  1                                  17    
SHEET    1   A 2 LEU A 776  ALA A 779  0                                        
SHEET    2   A 2 LEU A 782  LEU A 784 -1  O  LEU A 784   N  LEU A 776           
SHEET    1   B 2 THR A 829  ILE A 830  0                                        
SHEET    2   B 2 LYS A 926  PRO A 927 -1  O  LYS A 926   N  ILE A 830           
SHEET    1   C 2 LEU B 776  ALA B 779  0                                        
SHEET    2   C 2 LEU B 782  LEU B 784 -1  O  LEU B 784   N  LEU B 776           
SHEET    1   D 2 THR B 829  ILE B 830  0                                        
SHEET    2   D 2 LYS B 926  PRO B 927 -1  O  LYS B 926   N  ILE B 830           
SITE     1 AC1  9 HOH A  52  LEU A 715  LEU A 718  ASN A 719                    
SITE     2 AC1  9 GLN A 725  MET A 759  ARG A 766  MET A 801                    
SITE     3 AC1  9 CYS A 891                                                     
SITE     1 AC2 12 HOH B  28  LEU B 715  LEU B 718  ASN B 719                    
SITE     2 AC2 12 LEU B 721  GLN B 725  MET B 759  ARG B 766                    
SITE     3 AC2 12 LEU B 797  MET B 801  TYR B 890  CYS B 891                    
CRYST1   57.753   64.142   70.138  90.00  95.84  90.00 P 1 21 1      4          
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      0.017315  0.000000  0.001771        0.00000                         
SCALE2      0.000000  0.015590  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014332        0.00000