HEADER    HYDROLASE/HYDROLASE INHIBITOR           11-APR-17   5XG4              
TITLE     CRYSTAL STRUCTURE OF UPA IN COMPLEX WITH QUERCETIN                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: UROKINASE-TYPE PLASMINOGEN ACTIVATOR;                      
COMPND   3 CHAIN: U;                                                            
COMPND   4 FRAGMENT: UNP RESIDUES 179-424;                                      
COMPND   5 SYNONYM: UPA;                                                        
COMPND   6 EC: 3.4.21.73;                                                       
COMPND   7 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: PLAU;                                                          
SOURCE   6 EXPRESSION_SYSTEM: KOMAGATAELLA PASTORIS;                            
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 4922                                        
KEYWDS    SERINE PROTEASES, UPA, PEPETIDE INHIBITORS, HYDROLASE-HYDROLASE       
KEYWDS   2 INHIBITOR COMPLEX                                                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.JIANG,M.HUANG                                                       
REVDAT   4   13-NOV-24 5XG4    1       REMARK                                   
REVDAT   3   22-NOV-23 5XG4    1       REMARK                                   
REVDAT   2   02-AUG-17 5XG4    1       JRNL                                     
REVDAT   1   26-JUL-17 5XG4    0                                                
JRNL        AUTH   G.XUE,L.GONG,C.YUAN,M.XU,X.WANG,L.JIANG,M.HUANG              
JRNL        TITL   A STRUCTURAL MECHANISM OF FLAVONOIDS IN INHIBITING SERINE    
JRNL        TITL 2 PROTEASES                                                    
JRNL        REF    FOOD FUNCT                    V.   8  2437 2017              
JRNL        REFN                   ISSN 2042-650X                               
JRNL        PMID   28644504                                                     
JRNL        DOI    10.1039/C6FO01825D                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0135                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 3.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 4100                           
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) : 0.175                           
REMARK   3   R VALUE            (WORKING SET) : 0.170                           
REMARK   3   FREE R VALUE                     : 0.258                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 217                             
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) : 3.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 3.08                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 308                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 97.31                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1870                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 18                           
REMARK   3   BIN FREE R VALUE                    : 0.3650                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1942                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 32                                      
REMARK   3   SOLVENT ATOMS            : 17                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 54.74                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.25000                                             
REMARK   3    B22 (A**2) : -0.25000                                             
REMARK   3    B33 (A**2) : 0.80000                                              
REMARK   3    B12 (A**2) : -0.12000                                             
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): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.558         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.375         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 20.809        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.934                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.866                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2032 ; 0.009 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  1873 ; 0.002 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2754 ; 1.413 ; 1.964       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4323 ; 0.927 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   244 ; 7.491 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    87 ;35.418 ;23.218       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   339 ;17.171 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    13 ;20.780 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   292 ; 0.078 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2258 ; 0.005 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):   474 ; 0.001 ; 0.020       
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):   982 ; 2.540 ; 5.285       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   981 ; 2.537 ; 5.283       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1224 ; 4.304 ; 7.922       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  1225 ; 4.302 ; 7.924       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1050 ; 2.616 ; 5.790       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  1050 ; 2.616 ; 5.790       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  1531 ; 4.347 ; 8.526       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  2286 ; 8.018 ;44.423       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  2287 ; 8.016 ;44.438       
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 : NULL                                                 
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: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3   POSITIONS                                                          
REMARK   4                                                                      
REMARK   4 5XG4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 19-APR-17.                  
REMARK 100 THE DEPOSITION ID IS D_1300003454.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 14-AUG-12                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NFPSS                              
REMARK 200  BEAMLINE                       : BL19U1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.987                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 4317                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.000                              
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     (%) : 96.4                               
REMARK 200  DATA REDUNDANCY                : 3.100                              
REMARK 200  R MERGE                    (I) : 0.05900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 43.3000                            
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) : 0.10800                            
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: MOLREP                                                
REMARK 200 STARTING MODEL: 4DVA                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 41.08                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 50MM SODIUM CITRATE AT PH 4.6, 1.95M     
REMARK 280  (NH4)2SO4, 0.03% NAN3, 5% PEG 400, VAPOR DIFFUSION, SITTING DROP,   
REMARK 280  TEMPERATURE 298K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       5555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       6555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290       7555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290       8555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290       9555   -X+Y+1/3,-X+2/3,Z+2/3                                   
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       59.98450            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       34.63207            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       13.92667            
REMARK 290   SMTRY1   5 -0.500000 -0.866025  0.000000       59.98450            
REMARK 290   SMTRY2   5  0.866025 -0.500000  0.000000       34.63207            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       13.92667            
REMARK 290   SMTRY1   6 -0.500000  0.866025  0.000000       59.98450            
REMARK 290   SMTRY2   6 -0.866025 -0.500000  0.000000       34.63207            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       13.92667            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       69.26413            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       27.85333            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       69.26413            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       27.85333            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       69.26413            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       27.85333            
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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 510 ANGSTROM**2                           
REMARK 350 SURFACE AREA OF THE COMPLEX: 11150 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -6.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: U                                     
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 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   SG   CYS U   191     SG   CYS U   220              1.48            
REMARK 500   O    SER U   214     O27  QUE U   301              1.98            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG U  35   NE  -  CZ  -  NH2 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    CYS U 191   CA  -  CB  -  SG  ANGL. DEV. =  23.7 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    GLN U  27       51.35   -143.95                                   
REMARK 500    SER U  54     -160.21   -128.71                                   
REMARK 500    ASP U  93       35.26    -83.30                                   
REMARK 500    ASP U  97     -140.70   -110.99                                   
REMARK 500    LEU U  97B     -55.47   -125.81                                   
REMARK 500    TYR U 171     -109.79    -96.16                                   
REMARK 500    SER U 214      -62.79   -124.05                                   
REMARK 500    ASP U 223A      70.59   -118.78                                   
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     PG6 U  302                                                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue QUE U 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue PG6 U 302                 
DBREF  5XG4 U   16   243  UNP    P00749   UROK_HUMAN     179    424             
SEQADV 5XG4 ALA U  122  UNP  P00749    CYS   299 CONFLICT                       
SEQADV 5XG4 GLN U  145  UNP  P00749    ASN   322 CONFLICT                       
SEQRES   1 U  246  ILE ILE GLY GLY GLU PHE THR THR ILE GLU ASN GLN PRO          
SEQRES   2 U  246  TRP PHE ALA ALA ILE TYR ARG ARG HIS ARG GLY GLY SER          
SEQRES   3 U  246  VAL THR TYR VAL CYS GLY GLY SER LEU ILE SER PRO CYS          
SEQRES   4 U  246  TRP VAL ILE SER ALA THR HIS CYS PHE ILE ASP TYR PRO          
SEQRES   5 U  246  LYS LYS GLU ASP TYR ILE VAL TYR LEU GLY ARG SER ARG          
SEQRES   6 U  246  LEU ASN SER ASN THR GLN GLY GLU MET LYS PHE GLU VAL          
SEQRES   7 U  246  GLU ASN LEU ILE LEU HIS LYS ASP TYR SER ALA ASP THR          
SEQRES   8 U  246  LEU ALA HIS HIS ASN ASP ILE ALA LEU LEU LYS ILE ARG          
SEQRES   9 U  246  SER LYS GLU GLY ARG CYS ALA GLN PRO SER ARG THR ILE          
SEQRES  10 U  246  GLN THR ILE ALA LEU PRO SER MET TYR ASN ASP PRO GLN          
SEQRES  11 U  246  PHE GLY THR SER CYS GLU ILE THR GLY PHE GLY LYS GLU          
SEQRES  12 U  246  GLN SER THR ASP TYR LEU TYR PRO GLU GLN LEU LYS MET          
SEQRES  13 U  246  THR VAL VAL LYS LEU ILE SER HIS ARG GLU CYS GLN GLN          
SEQRES  14 U  246  PRO HIS TYR TYR GLY SER GLU VAL THR THR LYS MET LEU          
SEQRES  15 U  246  CYS ALA ALA ASP PRO GLN TRP LYS THR ASP SER CYS GLN          
SEQRES  16 U  246  GLY ASP SER GLY GLY PRO LEU VAL CYS SER LEU GLN GLY          
SEQRES  17 U  246  ARG MET THR LEU THR GLY ILE VAL SER TRP GLY ARG GLY          
SEQRES  18 U  246  CYS ALA LEU LYS ASP LYS PRO GLY VAL TYR THR ARG VAL          
SEQRES  19 U  246  SER HIS PHE LEU PRO TRP ILE ARG SER HIS THR LYS              
HET    QUE  U 301      22                                                       
HET    PG6  U 302      10                                                       
HETNAM     QUE 3,5,7,3',4'-PENTAHYDROXYFLAVONE                                  
HETNAM     PG6 1-(2-METHOXY-ETHOXY)-2-{2-[2-(2-METHOXY-ETHOXY]-                 
HETNAM   2 PG6  ETHOXY}-ETHANE                                                  
HETSYN     QUE QUERCETIN                                                        
FORMUL   2  QUE    C15 H10 O7                                                   
FORMUL   3  PG6    C12 H26 O6                                                   
FORMUL   4  HOH   *17(H2 O)                                                     
HELIX    1 AA1 THR U   23  GLN U   27  5                                   5    
HELIX    2 AA2 ALA U   55  PHE U   59  5                                   5    
HELIX    3 AA3 LYS U   61  GLU U   62A 5                                   3    
HELIX    4 AA4 SER U  164  GLN U  169  1                                   6    
HELIX    5 AA5 TYR U  172  VAL U  176  5                                   5    
HELIX    6 AA6 PHE U  234  LYS U  243  1                                  10    
SHEET    1 AA1 8 GLU U  20  PHE U  21  0                                        
SHEET    2 AA1 8 LYS U 156  ILE U 163 -1  O  MET U 157   N  GLU U  20           
SHEET    3 AA1 8 CYS U 182  ALA U 184 -1  O  CYS U 182   N  ILE U 163           
SHEET    4 AA1 8 GLY U 226  ARG U 230 -1  O  GLY U 226   N  ALA U 183           
SHEET    5 AA1 8 ARG U 206  TRP U 215 -1  N  ILE U 212   O  THR U 229           
SHEET    6 AA1 8 PRO U 198  LEU U 203 -1  N  LEU U 203   O  ARG U 206           
SHEET    7 AA1 8 SER U 135  GLY U 140 -1  N  GLU U 137   O  VAL U 200           
SHEET    8 AA1 8 LYS U 156  ILE U 163 -1  O  LYS U 156   N  GLY U 140           
SHEET    1 AA2 7 PHE U  30  ARG U  36  0                                        
SHEET    2 AA2 7 VAL U  38  SER U  48 -1  O  VAL U  41   N  ILE U  33           
SHEET    3 AA2 7 TRP U  51  SER U  54 -1  O  ILE U  53   N  SER U  45           
SHEET    4 AA2 7 ALA U 104  ARG U 109 -1  O  LEU U 106   N  VAL U  52           
SHEET    5 AA2 7 MET U  81  ILE U  89 -1  N  ILE U  89   O  LEU U 105           
SHEET    6 AA2 7 TYR U  64  LEU U  68 -1  N  VAL U  66   O  PHE U  83           
SHEET    7 AA2 7 PHE U  30  ARG U  36 -1  N  TYR U  34   O  ILE U  65           
SHEET    1 AA3 2 SER U  95  ALA U  96  0                                        
SHEET    2 AA3 2 HIS U  99  HIS U 100 -1  O  HIS U 100   N  SER U  95           
SSBOND   1 CYS U   42    CYS U   58                          1555   1555  2.03  
SSBOND   2 CYS U   50    CYS U  111                          1555   1555  2.03  
SSBOND   3 CYS U  136    CYS U  201                          1555   1555  2.02  
SSBOND   4 CYS U  168    CYS U  182                          1555   1555  2.03  
CISPEP   1 LYS U  223    ASP U  223A         0       -11.16                     
SITE     1 AC1 12 HIS U  57  HIS U  99  ASP U 189  SER U 190                    
SITE     2 AC1 12 GLN U 192  SER U 195  VAL U 213  SER U 214                    
SITE     3 AC1 12 TRP U 215  GLY U 216  GLY U 219  PG6 U 302                    
SITE     1 AC2  7 ARG U  35  HIS U  57  GLN U 192  GLY U 193                    
SITE     2 AC2  7 ASP U 194  SER U 195  QUE U 301                               
CRYST1  119.969  119.969   41.780  90.00  90.00 120.00 H 3           9          
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      0.008335  0.004812  0.000000        0.00000                         
SCALE2      0.000000  0.009625  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.023935        0.00000