HEADER    ISOMERASE                               12-FEB-14   4ORX              
TITLE     THREE-DIMENSIONAL STRUCTURE OF THE C65A-K59A DOUBLE MUTANT OF HUMAN   
TITLE    2 LIPOCALIN-TYPE PROSTAGLANDIN D SYNTHASE HOLO-FORM                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROSTAGLANDIN-H2 D-ISOMERASE;                              
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: BETA-TRACE PROTEIN, CEREBRIN-28, GLUTATHIONE-INDEPENDENT PGD
COMPND   5 SYNTHASE, LIPOCALIN-TYPE PROSTAGLANDIN-D SYNTHASE, PROSTAGLANDIN-D2  
COMPND   6 SYNTHASE, PGD2 SYNTHASE, PGDS, PGDS2;                                
COMPND   7 EC: 5.3.99.2;                                                        
COMPND   8 ENGINEERED: YES;                                                     
COMPND   9 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: PTGDS, PDS;                                                    
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    LIPOCALIN-TYPE PROSTAGLANDIN-D SYNTHASE, PEG, ISOMERASE               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.PERDUCA,M.BOVI,M.BERTINELLI,E.BERTINI,L.DESTEFANIS,M.E.CARRIZO,     
AUTHOR   2 S.CAPALDI,H.L.MONACO                                                 
REVDAT   5   20-NOV-24 4ORX    1       REMARK SEQADV                            
REVDAT   4   17-DEC-14 4ORX    1       TITLE                                    
REVDAT   3   08-OCT-14 4ORX    1       AUTHOR                                   
REVDAT   2   13-AUG-14 4ORX    1       JRNL                                     
REVDAT   1   06-AUG-14 4ORX    0                                                
JRNL        AUTH   M.PERDUCA,M.BOVI,M.BERTINELLI,E.BERTINI,L.DESTEFANIS,        
JRNL        AUTH 2 M.E.CARRIZO,S.CAPALDI,H.L.MONACO                             
JRNL        TITL   HIGH-RESOLUTION STRUCTURES OF MUTANTS OF RESIDUES THAT       
JRNL        TITL 2 AFFECT ACCESS TO THE LIGAND-BINDING CAVITY OF HUMAN          
JRNL        TITL 3 LIPOCALIN-TYPE PROSTAGLANDIN D SYNTHASE.                     
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  70  2125 2014              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   25084332                                                     
JRNL        DOI    10.1107/S1399004714012462                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE: 1.8.2_1309)                   
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 28.58                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.360                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 39967                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.200                           
REMARK   3   R VALUE            (WORKING SET) : 0.199                           
REMARK   3   FREE R VALUE                     : 0.226                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.020                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2008                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 28.5855 -  3.8534    0.95     2697   157  0.1800 0.1965        
REMARK   3     2  3.8534 -  3.0597    1.00     2743   142  0.1869 0.2035        
REMARK   3     3  3.0597 -  2.6732    1.00     2761   135  0.2108 0.2321        
REMARK   3     4  2.6732 -  2.4290    1.00     2703   160  0.2153 0.2538        
REMARK   3     5  2.4290 -  2.2549    1.00     2763   134  0.2119 0.2294        
REMARK   3     6  2.2549 -  2.1220    1.00     2704   134  0.2016 0.2488        
REMARK   3     7  2.1220 -  2.0158    1.00     2692   156  0.1972 0.2122        
REMARK   3     8  2.0158 -  1.9281    1.00     2686   150  0.1951 0.2401        
REMARK   3     9  1.9281 -  1.8539    1.00     2703   143  0.1979 0.2568        
REMARK   3    10  1.8539 -  1.7899    1.00     2745   133  0.2146 0.2376        
REMARK   3    11  1.7899 -  1.7339    1.00     2696   137  0.2190 0.2870        
REMARK   3    12  1.7339 -  1.6844    1.00     2674   157  0.2164 0.2597        
REMARK   3    13  1.6844 -  1.6400    1.00     2678   144  0.2221 0.2675        
REMARK   3    14  1.6400 -  1.6000    1.00     2714   126  0.2263 0.2695        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.160            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.440           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.004           2621                                  
REMARK   3   ANGLE     :  0.922           3516                                  
REMARK   3   CHIRALITY :  0.063            370                                  
REMARK   3   PLANARITY :  0.003            442                                  
REMARK   3   DIHEDRAL  : 15.207            995                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: ( CHAIN A AND ( RESID 29:187 OR RESID 301:362 ) ) OR   
REMARK   3               ( CHAIN B AND RESID 301:301 )                          
REMARK   3    ORIGIN FOR THE GROUP (A):  24.7295 -43.8342  -0.5893              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0756 T22:   0.0974                                     
REMARK   3      T33:   0.0691 T12:  -0.0009                                     
REMARK   3      T13:  -0.0338 T23:  -0.0010                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.1541 L22:   2.0656                                     
REMARK   3      L33:   1.0792 L12:   0.2961                                     
REMARK   3      L13:  -0.2152 L23:  -0.4237                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0224 S12:   0.0005 S13:   0.0365                       
REMARK   3      S21:  -0.1521 S22:  -0.0224 S23:   0.2388                       
REMARK   3      S31:   0.0471 S32:  -0.0302 S33:   0.0044                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: ( CHAIN B AND ( RESID 29:187 OR RESID 302:344 ) )      
REMARK   3    ORIGIN FOR THE GROUP (A):   1.3155 -68.0480  13.1450              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1206 T22:   0.1560                                     
REMARK   3      T33:   0.1631 T12:  -0.0108                                     
REMARK   3      T13:   0.0707 T23:  -0.0378                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.6719 L22:   1.3885                                     
REMARK   3      L33:   1.0087 L12:  -0.2088                                     
REMARK   3      L13:  -1.0728 L23:   0.2108                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1573 S12:  -0.0444 S13:   0.1035                       
REMARK   3      S21:   0.0759 S22:  -0.0866 S23:   0.0680                       
REMARK   3      S31:  -0.0954 S32:   0.0261 S33:   0.0329                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4ORX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-FEB-14.                  
REMARK 100 THE DEPOSITION ID IS D_1000084874.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 30-APR-13                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID23-2                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.87                               
REMARK 200  MONOCHROMATOR                  : SI (111)                           
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 39985                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 28.770                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY                : 7.300                              
REMARK 200  R MERGE                    (I) : 0.05800                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 18.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.69                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.30900                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: COOT                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 31.87                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.81                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 4000, 0.2M AMMONIUM SULPHATE,    
REMARK 280  PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41                             
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y,X,Z+1/4                                              
REMARK 290       4555   Y,-X,Z+3/4                                              
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        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       18.37000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        9.18500            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       27.55500            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2, 3                                                 
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 300 REMARK: A DIMER IN THE ASYMMETRIC UNIT                               
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 350                                                                      
REMARK 350 BIOMOLECULE: 3                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3710 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 15110 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -42.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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     MET A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     THR A     3                                                      
REMARK 465     HIS A     4                                                      
REMARK 465     HIS A     5                                                      
REMARK 465     THR A     6                                                      
REMARK 465     LEU A     7                                                      
REMARK 465     TRP A     8                                                      
REMARK 465     MET A     9                                                      
REMARK 465     GLY A    10                                                      
REMARK 465     LEU A    11                                                      
REMARK 465     ALA A    12                                                      
REMARK 465     LEU A    13                                                      
REMARK 465     LEU A    14                                                      
REMARK 465     GLY A    15                                                      
REMARK 465     VAL A    16                                                      
REMARK 465     LEU A    17                                                      
REMARK 465     GLY A    18                                                      
REMARK 465     ASP A    19                                                      
REMARK 465     LEU A    20                                                      
REMARK 465     GLN A    21                                                      
REMARK 465     ALA A    22                                                      
REMARK 465     ALA A    23                                                      
REMARK 465     PRO A    24                                                      
REMARK 465     GLU A    25                                                      
REMARK 465     ALA A    26                                                      
REMARK 465     GLN A    27                                                      
REMARK 465     VAL A    28                                                      
REMARK 465     THR A   188                                                      
REMARK 465     GLU A   189                                                      
REMARK 465     GLN A   190                                                      
REMARK 465     MET B     1                                                      
REMARK 465     ALA B     2                                                      
REMARK 465     THR B     3                                                      
REMARK 465     HIS B     4                                                      
REMARK 465     HIS B     5                                                      
REMARK 465     THR B     6                                                      
REMARK 465     LEU B     7                                                      
REMARK 465     TRP B     8                                                      
REMARK 465     MET B     9                                                      
REMARK 465     GLY B    10                                                      
REMARK 465     LEU B    11                                                      
REMARK 465     ALA B    12                                                      
REMARK 465     LEU B    13                                                      
REMARK 465     LEU B    14                                                      
REMARK 465     GLY B    15                                                      
REMARK 465     VAL B    16                                                      
REMARK 465     LEU B    17                                                      
REMARK 465     GLY B    18                                                      
REMARK 465     ASP B    19                                                      
REMARK 465     LEU B    20                                                      
REMARK 465     GLN B    21                                                      
REMARK 465     ALA B    22                                                      
REMARK 465     ALA B    23                                                      
REMARK 465     PRO B    24                                                      
REMARK 465     GLU B    25                                                      
REMARK 465     ALA B    26                                                      
REMARK 465     GLN B    27                                                      
REMARK 465     VAL B    28                                                      
REMARK 465     THR B   188                                                      
REMARK 465     GLU B   189                                                      
REMARK 465     GLN B   190                                                      
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   OE1  GLN B    88     O    HOH B   331              2.19            
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    ALA A  65     -168.98   -103.32                                   
REMARK 500    ALA A  99      -72.94   -110.06                                   
REMARK 500    TYR A 125      -39.62     67.87                                   
REMARK 500    GLN A 127      -48.33   -133.18                                   
REMARK 500    ALA B  65      -65.66    -91.94                                   
REMARK 500    ASP B  74       58.29   -118.72                                   
REMARK 500    GLN B  88      131.98   -170.70                                   
REMARK 500    TYR B 125      -41.49     75.87                                   
REMARK 500    GLN B 127      -51.03   -131.15                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 610                                                                      
REMARK 610 MISSING HETEROATOM                                                   
REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 610 I=INSERTION CODE):                                                   
REMARK 610   M RES C SSEQI                                                      
REMARK 610     PEU B  201                                                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 201                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEU B 201                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4ORR   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4ORS   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4ORU   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4ORW   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4ORY   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4OS0   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4OS3   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4OS8   RELATED DB: PDB                                   
DBREF  4ORX A    1   190  UNP    P41222   PTGDS_HUMAN      1    190             
DBREF  4ORX B    1   190  UNP    P41222   PTGDS_HUMAN      1    190             
SEQADV 4ORX ALA A   59  UNP  P41222    LYS    59 ENGINEERED MUTATION            
SEQADV 4ORX ALA A   65  UNP  P41222    CYS    65 ENGINEERED MUTATION            
SEQADV 4ORX ALA B   59  UNP  P41222    LYS    59 ENGINEERED MUTATION            
SEQADV 4ORX ALA B   65  UNP  P41222    CYS    65 ENGINEERED MUTATION            
SEQRES   1 A  190  MET ALA THR HIS HIS THR LEU TRP MET GLY LEU ALA LEU          
SEQRES   2 A  190  LEU GLY VAL LEU GLY ASP LEU GLN ALA ALA PRO GLU ALA          
SEQRES   3 A  190  GLN VAL SER VAL GLN PRO ASN PHE GLN GLN ASP LYS PHE          
SEQRES   4 A  190  LEU GLY ARG TRP PHE SER ALA GLY LEU ALA SER ASN SER          
SEQRES   5 A  190  SER TRP LEU ARG GLU LYS ALA ALA ALA LEU SER MET ALA          
SEQRES   6 A  190  LYS SER VAL VAL ALA PRO ALA THR ASP GLY GLY LEU ASN          
SEQRES   7 A  190  LEU THR SER THR PHE LEU ARG LYS ASN GLN CYS GLU THR          
SEQRES   8 A  190  ARG THR MET LEU LEU GLN PRO ALA GLY SER LEU GLY SER          
SEQRES   9 A  190  TYR SER TYR ARG SER PRO HIS TRP GLY SER THR TYR SER          
SEQRES  10 A  190  VAL SER VAL VAL GLU THR ASP TYR ASP GLN TYR ALA LEU          
SEQRES  11 A  190  LEU TYR SER GLN GLY SER LYS GLY PRO GLY GLU ASP PHE          
SEQRES  12 A  190  ARG MET ALA THR LEU TYR SER ARG THR GLN THR PRO ARG          
SEQRES  13 A  190  ALA GLU LEU LYS GLU LYS PHE THR ALA PHE CYS LYS ALA          
SEQRES  14 A  190  GLN GLY PHE THR GLU ASP THR ILE VAL PHE LEU PRO GLN          
SEQRES  15 A  190  THR ASP LYS CYS MET THR GLU GLN                              
SEQRES   1 B  190  MET ALA THR HIS HIS THR LEU TRP MET GLY LEU ALA LEU          
SEQRES   2 B  190  LEU GLY VAL LEU GLY ASP LEU GLN ALA ALA PRO GLU ALA          
SEQRES   3 B  190  GLN VAL SER VAL GLN PRO ASN PHE GLN GLN ASP LYS PHE          
SEQRES   4 B  190  LEU GLY ARG TRP PHE SER ALA GLY LEU ALA SER ASN SER          
SEQRES   5 B  190  SER TRP LEU ARG GLU LYS ALA ALA ALA LEU SER MET ALA          
SEQRES   6 B  190  LYS SER VAL VAL ALA PRO ALA THR ASP GLY GLY LEU ASN          
SEQRES   7 B  190  LEU THR SER THR PHE LEU ARG LYS ASN GLN CYS GLU THR          
SEQRES   8 B  190  ARG THR MET LEU LEU GLN PRO ALA GLY SER LEU GLY SER          
SEQRES   9 B  190  TYR SER TYR ARG SER PRO HIS TRP GLY SER THR TYR SER          
SEQRES  10 B  190  VAL SER VAL VAL GLU THR ASP TYR ASP GLN TYR ALA LEU          
SEQRES  11 B  190  LEU TYR SER GLN GLY SER LYS GLY PRO GLY GLU ASP PHE          
SEQRES  12 B  190  ARG MET ALA THR LEU TYR SER ARG THR GLN THR PRO ARG          
SEQRES  13 B  190  ALA GLU LEU LYS GLU LYS PHE THR ALA PHE CYS LYS ALA          
SEQRES  14 B  190  GLN GLY PHE THR GLU ASP THR ILE VAL PHE LEU PRO GLN          
SEQRES  15 B  190  THR ASP LYS CYS MET THR GLU GLN                              
HET    SO4  A 201       5                                                       
HET    PEU  B 201      76                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     PEU 2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,           
HETNAM   2 PEU  59,62,65,68,71,74,77,80-HEPTACOSAOXADOOCTACONTAN-82-OL          
HETSYN     PEU PEG 8000                                                         
FORMUL   3  SO4    O4 S 2-                                                      
FORMUL   4  PEU    C55 H112 O28                                                 
FORMUL   5  HOH   *106(H2 O)                                                    
HELIX    1   1 GLN A   35  PHE A   39  5                                   5    
HELIX    2   2 SER A   52  ALA A   61  1                                  10    
HELIX    3   3 GLY A  138  ASP A  142  5                                   5    
HELIX    4   4 ARG A  156  GLN A  170  1                                  15    
HELIX    5   5 THR A  173  ASP A  175  5                                   3    
HELIX    6   6 GLN B   35  LEU B   40  1                                   6    
HELIX    7   7 SER B   52  ALA B   61  1                                  10    
HELIX    8   8 ARG B  156  GLN B  170  1                                  15    
HELIX    9   9 THR B  173  ASP B  175  5                                   3    
SHEET    1   A10 ILE A 177  PHE A 179  0                                        
SHEET    2   A10 GLY A  41  SER A  50 -1  N  LEU A  48   O  VAL A 178           
SHEET    3   A10 ARG A 144  SER A 150 -1  O  SER A 150   N  PHE A  44           
SHEET    4   A10 TYR A 128  LYS A 137 -1  N  SER A 133   O  MET A 145           
SHEET    5   A10 SER A 114  THR A 123 -1  N  GLU A 122   O  LEU A 130           
SHEET    6   A10 SER A 104  SER A 109 -1  N  TYR A 107   O  TYR A 116           
SHEET    7   A10 GLN A  88  PRO A  98 -1  N  GLN A  97   O  SER A 106           
SHEET    8   A10 LEU A  77  ARG A  85 -1  N  LEU A  77   O  LEU A  96           
SHEET    9   A10 SER A  63  PRO A  71 -1  N  ALA A  70   O  ASN A  78           
SHEET   10   A10 GLY A  41  SER A  50 -1  N  TRP A  43   O  SER A  67           
SHEET    1   B10 ILE B 177  PHE B 179  0                                        
SHEET    2   B10 GLY B  41  SER B  50 -1  N  LEU B  48   O  VAL B 178           
SHEET    3   B10 ARG B 144  SER B 150 -1  O  SER B 150   N  PHE B  44           
SHEET    4   B10 TYR B 128  LYS B 137 -1  N  SER B 133   O  MET B 145           
SHEET    5   B10 SER B 114  THR B 123 -1  N  SER B 117   O  GLN B 134           
SHEET    6   B10 SER B 104  SER B 109 -1  N  SER B 109   O  SER B 114           
SHEET    7   B10 CYS B  89  PRO B  98 -1  N  GLN B  97   O  SER B 106           
SHEET    8   B10 LEU B  77  LEU B  84 -1  N  LEU B  77   O  LEU B  96           
SHEET    9   B10 SER B  63  PRO B  71 -1  N  ALA B  70   O  ASN B  78           
SHEET   10   B10 GLY B  41  SER B  50 -1  N  TRP B  43   O  SER B  67           
SSBOND   1 CYS A   89    CYS A  186                          1555   1555  2.05  
SSBOND   2 CYS B   89    CYS B  186                          1555   1555  2.04  
SITE     1 AC1  5 ARG A  42  LYS A  66  THR A 183  ASP A 184                    
SITE     2 AC1  5 MET A 187                                                     
SITE     1 AC2 28 ASN A  51  SER A  52  TRP A  54  LEU A  55                    
SITE     2 AC2 28 ALA A  59  LEU A  62  SER A  81  MET A  94                    
SITE     3 AC2 28 TRP A 112  TYR A 116  SER A 133  PHE A 143                    
SITE     4 AC2 28 MET A 145  TYR A 149  HOH A 316  ASN B  51                    
SITE     5 AC2 28 SER B  52  LEU B  55  ARG B  92  MET B  94                    
SITE     6 AC2 28 TRP B 112  PRO B 139  ASP B 142  PHE B 143                    
SITE     7 AC2 28 MET B 145  TYR B 149  HOH B 311  HOH B 320                    
CRYST1   90.970   90.970   36.740  90.00  90.00  90.00 P 41          8          
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      0.010993  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010993  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.027218        0.00000