HEADER    ISOMERASE                               18-MAR-14   4PW2              
TITLE     CRYSTAL STRUCTURE OF D-GLUCURONYL C5 EPIMERASE                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: D-GLUCURONYL C5 EPIMERASE B;                               
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 5.1.3.17;                                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: DANIO RERIO;                                    
SOURCE   3 ORGANISM_COMMON: LEOPARD DANIO,ZEBRA DANIO,ZEBRA FISH;               
SOURCE   4 ORGANISM_TAXID: 7955;                                                
SOURCE   5 GENE: D-GLUCURONYL C5-EPIMERASE, GLCE, GLCEB;                        
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: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PSUMO                                     
KEYWDS    EPIMERIZATION ENZYME, MULTIPLE DOMAIN STRUCTURE, HEPARAN SULFATE C5-  
KEYWDS   2 EPIMERASE, HEPARIN, HEPARAN SULFATE, ISOMERASE                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.KE,Y.QIN,X.GU,J.S.BRUNZELLE,H.E.XU,K.DING                           
REVDAT   4   28-FEB-24 4PW2    1       REMARK                                   
REVDAT   3   18-MAR-15 4PW2    1       JRNL                                     
REVDAT   2   25-FEB-15 4PW2    1       JRNL                                     
REVDAT   1   14-JAN-15 4PW2    0                                                
JRNL        AUTH   Y.QIN,J.KE,X.GU,J.FANG,W.WANG,Q.CONG,J.LI,J.TAN,             
JRNL        AUTH 2 J.S.BRUNZELLE,C.ZHANG,Y.JIANG,K.MELCHER,J.P.LI,H.E.XU,K.DING 
JRNL        TITL   STRUCTURAL AND FUNCTIONAL STUDY OF D-GLUCURONYL              
JRNL        TITL 2 C5-EPIMERASE.                                                
JRNL        REF    J.BIOL.CHEM.                  V. 290  4620 2015              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   25568314                                                     
JRNL        DOI    10.1074/JBC.M114.602201                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.7.0032                                      
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) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 47.38                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 57920                          
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) : 0.212                           
REMARK   3   R VALUE            (WORKING SET) : 0.210                           
REMARK   3   FREE R VALUE                     : 0.244                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3094                            
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) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.95                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 4160                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.82                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2950                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 234                          
REMARK   3   BIN FREE R VALUE                    : 0.3350                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4086                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 13                                      
REMARK   3   SOLVENT ATOMS            : 684                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 36.24                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.42000                                              
REMARK   3    B22 (A**2) : 1.42000                                              
REMARK   3    B33 (A**2) : -2.84000                                             
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): 0.143         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.136         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.108         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.829         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.955                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.936                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4202 ; 0.006 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  5696 ; 1.124 ; 1.952       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   508 ; 5.588 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   192 ;32.785 ;22.917       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   704 ;13.945 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    31 ;19.466 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   613 ; 0.077 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3202 ; 0.005 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
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):  2038 ; 1.335 ; 3.302       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2544 ; 2.229 ; 4.942       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2164 ; 1.682 ; 3.537       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2): 18944 ; 6.006 ;32.011       
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 : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
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 4PW2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-MAR-14.                  
REMARK 100 THE DEPOSITION ID IS D_1000085290.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-FEB-13                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 21-ID-G                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97856                            
REMARK 200  MONOCHROMATOR                  : NI FILTER                          
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 300 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 61140                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 14.00                              
REMARK 200  R MERGE                    (I) : 0.10100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 14.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.00                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 14.70                              
REMARK 200  R MERGE FOR SHELL          (I) : 1.04000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD                          
REMARK 200 SOFTWARE USED: SHELXS                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.25                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.81                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 16% W/V PEG 3,350, 0.1 M SODIUM          
REMARK 280  CITRATE TRIBASIC DIHYDRATE PH 5.6, AND 2% V/V TACSIMATE PH 5.0,     
REMARK 280  VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2                        
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+1/2,X+1/2,Z+1/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+3/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+1/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+3/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
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      168.78550            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       33.18950            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       33.18950            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       84.39275            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       33.18950            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       33.18950            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      253.17825            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       33.18950            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       33.18950            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       84.39275            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       33.18950            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       33.18950            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000      253.17825            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000      168.78550            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 6980 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 44790 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -23.0 KCAL/MOL                        
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  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      337.57100            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 960  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A1384  LIES ON A SPECIAL POSITION.                          
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     ARG A     2                                                      
REMARK 465     CYS A     3                                                      
REMARK 465     LEU A     4                                                      
REMARK 465     ALA A     5                                                      
REMARK 465     ALA A     6                                                      
REMARK 465     GLY A     7                                                      
REMARK 465     VAL A     8                                                      
REMARK 465     HIS A     9                                                      
REMARK 465     TYR A    10                                                      
REMARK 465     LYS A    11                                                      
REMARK 465     THR A    12                                                      
REMARK 465     LEU A    13                                                      
REMARK 465     ILE A    14                                                      
REMARK 465     VAL A    15                                                      
REMARK 465     ILE A    16                                                      
REMARK 465     CYS A    17                                                      
REMARK 465     ALA A    18                                                      
REMARK 465     LEU A    19                                                      
REMARK 465     LEU A    20                                                      
REMARK 465     SER A    21                                                      
REMARK 465     LEU A    22                                                      
REMARK 465     LEU A    23                                                      
REMARK 465     THR A    24                                                      
REMARK 465     VAL A    25                                                      
REMARK 465     LEU A    26                                                      
REMARK 465     LEU A    27                                                      
REMARK 465     TRP A    28                                                      
REMARK 465     ASN A    29                                                      
REMARK 465     LYS A    30                                                      
REMARK 465     CYS A    31                                                      
REMARK 465     THR A    32                                                      
REMARK 465     SER A    33                                                      
REMARK 465     GLU A    34                                                      
REMARK 465     LYS A    35                                                      
REMARK 465     ALA A    36                                                      
REMARK 465     LEU A    37                                                      
REMARK 465     ARG A    38                                                      
REMARK 465     PHE A    39                                                      
REMARK 465     LEU A    40                                                      
REMARK 465     PRO A    41                                                      
REMARK 465     GLN A    42                                                      
REMARK 465     HIS A    43                                                      
REMARK 465     PRO A    44                                                      
REMARK 465     GLN A    45                                                      
REMARK 465     PRO A    46                                                      
REMARK 465     PRO A    47                                                      
REMARK 465     PRO A    48                                                      
REMARK 465     SER A    49                                                      
REMARK 465     PRO A    50                                                      
REMARK 465     LYS A    51                                                      
REMARK 465     ILE A    52                                                      
REMARK 465     ASP A    53                                                      
REMARK 465     SER A    54                                                      
REMARK 465     HIS A    55                                                      
REMARK 465     PRO A    56                                                      
REMARK 465     GLN A    57                                                      
REMARK 465     GLN A    58                                                      
REMARK 465     PRO A    59                                                      
REMARK 465     GLN A    60                                                      
REMARK 465     PRO A    61                                                      
REMARK 465     PRO A    62                                                      
REMARK 465     GLU A    63                                                      
REMARK 465     PRO A    64                                                      
REMARK 465     PRO A    65                                                      
REMARK 465     PRO A    66                                                      
REMARK 465     VAL A    67                                                      
REMARK 465     VAL A    68                                                      
REMARK 465     GLY A    69                                                      
REMARK 465     GLY A    70                                                      
REMARK 465     VAL A    71                                                      
REMARK 465     ASP A   212                                                      
REMARK 465     SER A   213                                                      
REMARK 465     ARG A   214                                                      
REMARK 465     SER A   215                                                      
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    ASP A  83      -83.85   -113.84                                   
REMARK 500    ASP A 116       99.90    -65.08                                   
REMARK 500    SER A 128      162.03     68.92                                   
REMARK 500    MET A 144     -122.49     50.90                                   
REMARK 500    ASP A 302     -121.55     58.26                                   
REMARK 500    SER A 524       -7.55   -147.30                                   
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 CIT A 601                 
DBREF  4PW2 A    1   585  UNP    Q6TS32   Q6TS32_DANRE     1    585             
SEQRES   1 A  585  MET ARG CYS LEU ALA ALA GLY VAL HIS TYR LYS THR LEU          
SEQRES   2 A  585  ILE VAL ILE CYS ALA LEU LEU SER LEU LEU THR VAL LEU          
SEQRES   3 A  585  LEU TRP ASN LYS CYS THR SER GLU LYS ALA LEU ARG PHE          
SEQRES   4 A  585  LEU PRO GLN HIS PRO GLN PRO PRO PRO SER PRO LYS ILE          
SEQRES   5 A  585  ASP SER HIS PRO GLN GLN PRO GLN PRO PRO GLU PRO PRO          
SEQRES   6 A  585  PRO VAL VAL GLY GLY VAL ARG TYR GLU GLU ILE ASP CYS          
SEQRES   7 A  585  LEU ILE ASN ASP ASP ALA THR ILE LYS GLY ARG ARG GLU          
SEQRES   8 A  585  GLY SER GLU VAL TYR MET PRO PHE SER TRP MET GLU LYS          
SEQRES   9 A  585  TYR PHE GLU VAL TYR GLY LYS VAL VAL GLN TYR ASP GLY          
SEQRES  10 A  585  TYR ASP ARG PHE GLU PHE SER HIS SER TYR SER LYS VAL          
SEQRES  11 A  585  TYR ALA GLN ARG GLU GLN TYR HIS PRO ASN GLY VAL PHE          
SEQRES  12 A  585  MET SER PHE GLU GLY TYR ASN VAL GLU VAL ARG ASP ARG          
SEQRES  13 A  585  VAL LYS CYS ILE SER GLY VAL GLU GLY VAL PRO LEU SER          
SEQRES  14 A  585  THR GLN TRP GLY PRO GLN GLY TYR PHE TYR ALA ILE GLN          
SEQRES  15 A  585  ILE ALA GLN TYR GLY LEU SER HIS TYR SER LYS ASN LEU          
SEQRES  16 A  585  THR GLU ARG PRO PRO HIS VAL GLU VAL TYR ASP THR ALA          
SEQRES  17 A  585  GLU GLU ARG ASP SER ARG SER SER ALA TRP THR VAL PRO          
SEQRES  18 A  585  LYS GLY CYS SER LEU THR ARG VAL TYR ASP LYS THR ARG          
SEQRES  19 A  585  ALA THR SER VAL ARG GLU PHE SER ALA PRO GLU ASN SER          
SEQRES  20 A  585  GLU GLY VAL SER LEU PRO LEU GLY ASN THR LYS ASP PHE          
SEQRES  21 A  585  ILE ILE SER PHE ASP LEU LYS PHE THR SER ASN GLY SER          
SEQRES  22 A  585  VAL SER VAL ILE LEU GLU THR THR GLU LYS GLY PRO PRO          
SEQRES  23 A  585  PHE VAL ILE HIS TYR VAL THR THR THR GLN LEU ILE LEU          
SEQRES  24 A  585  LEU LYS ASP ARG ASP ILE THR TYR GLY ILE GLY PRO ARG          
SEQRES  25 A  585  THR THR TRP THR THR VAL THR ARG ASP LEU LEU THR ASP          
SEQRES  26 A  585  LEU ARG LYS GLY ILE GLY LEU SER ASN THR LYS ALA VAL          
SEQRES  27 A  585  LYS ALA THR LYS THR MET PRO ARG ARG VAL VAL LYS LEU          
SEQRES  28 A  585  VAL VAL HIS GLY THR GLY THR ILE ASP ASN ILE THR ILE          
SEQRES  29 A  585  SER THR THR SER HIS MET ALA ALA PHE TYR ALA ALA SER          
SEQRES  30 A  585  ASP TRP LEU VAL ARG ASN GLN ASP GLU ARG GLY GLY TRP          
SEQRES  31 A  585  PRO ILE MET VAL THR ARG LYS LEU GLY GLU GLY PHE ARG          
SEQRES  32 A  585  ALA LEU GLU PRO GLY TRP TYR SER ALA MET ALA GLN GLY          
SEQRES  33 A  585  GLN ALA MET SER THR LEU VAL ARG ALA TYR LEU MET THR          
SEQRES  34 A  585  LYS ASP ASP ARG TYR LEU LYS ALA ALA LEU ARG ALA THR          
SEQRES  35 A  585  GLY PRO PHE LYS LEU PRO SER GLU GLN HIS GLY VAL LYS          
SEQRES  36 A  585  ALA VAL PHE MET ASN LYS TYR ASP TRP TYR GLU GLU TYR          
SEQRES  37 A  585  PRO THR ILE PRO SER SER PHE VAL LEU ASN GLY PHE ILE          
SEQRES  38 A  585  TYR SER LEU ILE GLY LEU PHE ASP LEU ALA GLN THR ALA          
SEQRES  39 A  585  GLY GLU LYS LEU GLY ARG ASP ALA GLY GLN LEU TYR SER          
SEQRES  40 A  585  LYS GLY MET GLU SER LEU LYS VAL MET LEU PRO LEU TYR          
SEQRES  41 A  585  ASP THR GLY SER GLY THR ILE TYR ASP LEU ARG HIS PHE          
SEQRES  42 A  585  ILE LEU GLY THR ALA PRO ASN LEU ALA ARG TRP ASP TYR          
SEQRES  43 A  585  HIS THR THR HIS ILE ASN GLN LEU GLN LEU LEU GLY THR          
SEQRES  44 A  585  ILE ASP ASN SER PRO ILE PHE ARG ASP SER VAL LYS ARG          
SEQRES  45 A  585  TRP LYS SER TYR LEU LYS GLY GLY ARG ALA LYS HIS ASN          
HET    CIT  A 601      13                                                       
HETNAM     CIT CITRIC ACID                                                      
FORMUL   2  CIT    C6 H8 O7                                                     
FORMUL   3  HOH   *684(H2 O)                                                    
HELIX    1   1 PRO A   98  GLU A  107  1                                  10    
HELIX    2   2 SER A  145  TYR A  149  5                                   5    
HELIX    3   3 TYR A  179  GLU A  197  1                                  19    
HELIX    4   4 LEU A  322  GLY A  331  1                                  10    
HELIX    5   5 SER A  368  GLN A  384  1                                  17    
HELIX    6   6 SER A  411  LYS A  430  1                                  20    
HELIX    7   7 ASP A  431  ALA A  441  1                                  11    
HELIX    8   8 THR A  442  LEU A  447  5                                   6    
HELIX    9   9 PRO A  448  HIS A  452  5                                   5    
HELIX   10  10 VAL A  476  GLY A  499  1                                  24    
HELIX   11  11 GLY A  499  LEU A  517  1                                  19    
HELIX   12  12 PRO A  518  ASP A  521  5                                   4    
HELIX   13  13 LEU A  530  GLY A  536  1                                   7    
HELIX   14  14 ARG A  543  ASP A  561  1                                  19    
HELIX   15  15 SER A  563  LEU A  577  1                                  15    
CISPEP   1 GLU A  210    ARG A  211          0        14.56                     
CISPEP   2 ILE A  471    PRO A  472          0        -1.32                     
SITE     1 AC1 16 ARG A 154  ARG A 156  GLN A 171  TRP A 172                    
SITE     2 AC1 16 TYR A 179  ILE A 181  GLU A 467  TYR A 468                    
SITE     3 AC1 16 TYR A 546  HOH A 821  HOH A 900  HOH A 904                    
SITE     4 AC1 16 HOH A1092  HOH A1203  HOH A1207  HOH A1370                    
CRYST1   66.379   66.379  337.571  90.00  90.00  90.00 P 41 21 2     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      0.015065  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.015065  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.002962        0.00000