HEADER    TRANSCRIPTION                           01-MAR-16   5II2              
TITLE     CRYSTAL STRUCTURE OF THE FIFTH BROMODOMAIN OF HUMAN POLYBROMO (PB1) IN
TITLE    2 COMPLEX WITH 2-(3,4-DIHYDROXYPHENYL)-5,7-DIHYDROXY-4H-CHROMEN-4-ONE  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN POLYBROMO-1;                                       
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: HPB1,BRG1-ASSOCIATED FACTOR 180,BAF180,POLYBROMO-1D;        
COMPND   5 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: PBRM1, BAF180, PB1;                                            
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_VARIANT: R3;                                       
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PNIC28-BSA4                               
KEYWDS    BROMODOMAIN, COMPLEX, SMALL MOLECULE, STRUCTURAL GENOMICS CONSORTIUM, 
KEYWDS   2 SGC, TRANSCRIPTION                                                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    P.FILIPPAKOPOULOS,S.PICAUD,I.FELLETAR,F.VON DELFT,A.M.EDWARDS,        
AUTHOR   2 C.H.ARROWSMITH,C.BOUNTRA,S.KNAPP                                     
REVDAT   4   10-JAN-24 5II2    1       LINK                                     
REVDAT   3   26-OCT-16 5II2    1       JRNL                                     
REVDAT   2   12-OCT-16 5II2    1       JRNL                                     
REVDAT   1   29-JUN-16 5II2    0                                                
JRNL        AUTH   V.MYRIANTHOPOULOS,N.GABORIAUD-KOLAR,C.TALLANT,M.L.HALL,      
JRNL        AUTH 2 S.GRIGORIOU,P.M.BROWNLEE,O.FEDOROV,C.ROGERS,D.HEIDENREICH,   
JRNL        AUTH 3 M.WANIOR,N.DROSOS,N.MEXIA,P.SAVITSKY,T.BAGRATUNI,            
JRNL        AUTH 4 E.KASTRITIS,E.TERPOS,P.FILIPPAKOPOULOS,S.MULLER,             
JRNL        AUTH 5 A.L.SKALTSOUNIS,J.A.DOWNS,S.KNAPP,E.MIKROS                   
JRNL        TITL   DISCOVERY AND OPTIMIZATION OF A SELECTIVE LIGAND FOR THE     
JRNL        TITL 2 SWITCH/SUCROSE NONFERMENTING-RELATED BROMODOMAINS OF         
JRNL        TITL 3 POLYBROMO PROTEIN-1 BY THE USE OF VIRTUAL SCREENING AND      
JRNL        TITL 4 HYDRATION ANALYSIS.                                          
JRNL        REF    J.MED.CHEM.                   V.  59  8787 2016              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   27617704                                                     
JRNL        DOI    10.1021/ACS.JMEDCHEM.6B00355                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.6.0117                                      
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) : 2.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 24.19                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 19140                          
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) : 0.176                           
REMARK   3   R VALUE            (WORKING SET) : 0.174                           
REMARK   3   FREE R VALUE                     : 0.227                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.200                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1042                            
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) : 2.10                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.15                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1304                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 94.27                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2030                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 77                           
REMARK   3   BIN FREE R VALUE                    : 0.3220                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1871                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 57                                      
REMARK   3   SOLVENT ATOMS            : 182                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 28.07                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.56000                                              
REMARK   3    B22 (A**2) : 0.67000                                              
REMARK   3    B33 (A**2) : -1.23000                                             
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): 0.166         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.162         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.105         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.205         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.951                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.932                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1972 ; 0.016 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  1835 ; 0.002 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2664 ; 1.623 ; 2.018       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4214 ; 0.999 ; 3.001       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   228 ; 5.460 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    94 ;32.613 ;23.936       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   368 ;14.346 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    15 ;13.696 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   283 ; 0.095 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2180 ; 0.009 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):   425 ; 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):   911 ; 2.417 ; 3.854       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   910 ; 2.346 ; 3.850       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1135 ; 3.153 ; 7.154       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   652        A   766                          
REMARK   3    ORIGIN FOR THE GROUP (A):   4.6320  -5.4916 -22.5511              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0762 T22:   0.0717                                     
REMARK   3      T33:   0.0218 T12:   0.0066                                     
REMARK   3      T13:   0.0070 T23:   0.0138                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.2080 L22:   0.4963                                     
REMARK   3      L33:   0.8004 L12:  -0.0726                                     
REMARK   3      L13:  -0.3443 L23:   0.1440                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0335 S12:   0.0049 S13:  -0.0340                       
REMARK   3      S21:  -0.0026 S22:  -0.0291 S23:   0.0098                       
REMARK   3      S31:  -0.1370 S32:  -0.0388 S33:  -0.0044                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B   652        B   764                          
REMARK   3    ORIGIN FOR THE GROUP (A):  15.5826 -28.2683 -20.3152              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0722 T22:   0.0690                                     
REMARK   3      T33:   0.0153 T12:  -0.0024                                     
REMARK   3      T13:  -0.0154 T23:  -0.0134                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.1308 L22:   0.4027                                     
REMARK   3      L33:   0.7821 L12:  -0.0172                                     
REMARK   3      L13:   0.2751 L23:   0.2171                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0206 S12:   0.0066 S13:   0.0110                       
REMARK   3      S21:   0.0281 S22:  -0.0179 S23:  -0.0001                       
REMARK   3      S31:   0.1077 S32:   0.0173 S33:  -0.0027                       
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 U VALUES : WITH TLS ADDED                                 
REMARK   4                                                                      
REMARK   4 5II2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 02-MAR-16.                  
REMARK 100 THE DEPOSITION ID IS D_1000218881.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 05-APR-11                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU FR-E SUPERBRIGHT            
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.52                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA 3.3.22                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 20237                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 24.186                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.0                               
REMARK 200  DATA REDUNDANCY                : 6.300                              
REMARK 200  R MERGE                    (I) : 0.12700                            
REMARK 200  R SYM                      (I) : 0.12700                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.1000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.21                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 95.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.90                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.36800                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER 2.5.7                                          
REMARK 200 STARTING MODEL: ENSEMBLE OF                                          
REMARK 200  3MB4,3DAI,3HMH,2GRC,2OSS,2OUO,3D7C,3DWY                             
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 57.08                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.87                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.20M K3(CIT) 0.1M BTPROP PH 7.5 20.0%   
REMARK 280  PEG 3350 10.0% ETGLY, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE    
REMARK 280  277K                                                                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       20.76000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       69.11500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       29.25500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       69.11500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       20.76000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       29.25500            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     SER A   643                                                      
REMARK 465     MET A   644                                                      
REMARK 465     SER A   645                                                      
REMARK 465     GLY A   646                                                      
REMARK 465     ILE A   647                                                      
REMARK 465     SER A   648                                                      
REMARK 465     PRO A   649                                                      
REMARK 465     LYS A   650                                                      
REMARK 465     LYS A   651                                                      
REMARK 465     SER B   643                                                      
REMARK 465     MET B   644                                                      
REMARK 465     SER B   645                                                      
REMARK 465     GLY B   646                                                      
REMARK 465     ILE B   647                                                      
REMARK 465     SER B   648                                                      
REMARK 465     PRO B   649                                                      
REMARK 465     LYS B   650                                                      
REMARK 465     LYS B   651                                                      
REMARK 465     GLY B   765                                                      
REMARK 465     ASP B   766                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     LYS A 675    CD   CE   NZ                                        
REMARK 470     LYS A 701    CG   CD   CE   NZ                                   
REMARK 470     GLN A 719    CG   CD   OE1  NE2                                  
REMARK 470     LYS A 754    CE   NZ                                             
REMARK 470     LYS B 661    CD   CE   NZ                                        
REMARK 470     LYS B 701    CG   CD   CE   NZ                                   
REMARK 470     LYS B 708    CE   NZ                                             
REMARK 470     LYS B 717    CE   NZ                                             
REMARK 470     LYS B 754    O                                                   
REMARK 470     ARG B 761    CD   NE   CZ   NH1  NH2                             
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A 678   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500    ARG A 678   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    ARG B 678   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ASP B 748   CB  -  CG  -  OD1 ANGL. DEV. =   5.5 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    ASP A 695       -7.34     78.56                                   
REMARK 500    ASN A 716       39.47     70.88                                   
REMARK 500    LEU B 763       32.04    -99.48                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K A 801   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 736   O                                                      
REMARK 620 2 THR A 737   O    71.2                                              
REMARK 620 3 ASN A 739   O    69.1  89.5                                        
REMARK 620 4 HOH A 934   O   127.5  67.8  79.1                                  
REMARK 620 5 HOH A 977   O    97.2  70.4 158.9  98.5                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K B 801   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CIT A 802   O1                                                     
REMARK 620 2 CIT A 802   O5   69.3                                              
REMARK 620 3 HOH A 949   O    90.4  37.5                                        
REMARK 620 4 HOH A 971   O    90.5  34.1   4.3                                  
REMARK 620 5 CYS B 736   O    85.5  38.1   6.3   9.6                            
REMARK 620 6 THR B 737   O    85.1  33.9   5.4   6.5   4.6                      
REMARK 620 7 ASN B 739   O    86.8  34.8   3.7   5.1   4.8   1.7                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue K A 801                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CIT A 802                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue LU2 A 803                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue K B 801                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue LU2 B 802                 
DBREF  5II2 A  645   766  UNP    Q86U86   PB1_HUMAN      645    766             
DBREF  5II2 B  645   766  UNP    Q86U86   PB1_HUMAN      645    766             
SEQADV 5II2 SER A  643  UNP  Q86U86              EXPRESSION TAG                 
SEQADV 5II2 MET A  644  UNP  Q86U86              EXPRESSION TAG                 
SEQADV 5II2 SER B  643  UNP  Q86U86              EXPRESSION TAG                 
SEQADV 5II2 MET B  644  UNP  Q86U86              EXPRESSION TAG                 
SEQRES   1 A  124  SER MET SER GLY ILE SER PRO LYS LYS SER LYS TYR MET          
SEQRES   2 A  124  THR PRO MET GLN GLN LYS LEU ASN GLU VAL TYR GLU ALA          
SEQRES   3 A  124  VAL LYS ASN TYR THR ASP LYS ARG GLY ARG ARG LEU SER          
SEQRES   4 A  124  ALA ILE PHE LEU ARG LEU PRO SER ARG SER GLU LEU PRO          
SEQRES   5 A  124  ASP TYR TYR LEU THR ILE LYS LYS PRO MET ASP MET GLU          
SEQRES   6 A  124  LYS ILE ARG SER HIS MET MET ALA ASN LYS TYR GLN ASP          
SEQRES   7 A  124  ILE ASP SER MET VAL GLU ASP PHE VAL MET MET PHE ASN          
SEQRES   8 A  124  ASN ALA CYS THR TYR ASN GLU PRO GLU SER LEU ILE TYR          
SEQRES   9 A  124  LYS ASP ALA LEU VAL LEU HIS LYS VAL LEU LEU GLU THR          
SEQRES  10 A  124  ARG ARG ASP LEU GLU GLY ASP                                  
SEQRES   1 B  124  SER MET SER GLY ILE SER PRO LYS LYS SER LYS TYR MET          
SEQRES   2 B  124  THR PRO MET GLN GLN LYS LEU ASN GLU VAL TYR GLU ALA          
SEQRES   3 B  124  VAL LYS ASN TYR THR ASP LYS ARG GLY ARG ARG LEU SER          
SEQRES   4 B  124  ALA ILE PHE LEU ARG LEU PRO SER ARG SER GLU LEU PRO          
SEQRES   5 B  124  ASP TYR TYR LEU THR ILE LYS LYS PRO MET ASP MET GLU          
SEQRES   6 B  124  LYS ILE ARG SER HIS MET MET ALA ASN LYS TYR GLN ASP          
SEQRES   7 B  124  ILE ASP SER MET VAL GLU ASP PHE VAL MET MET PHE ASN          
SEQRES   8 B  124  ASN ALA CYS THR TYR ASN GLU PRO GLU SER LEU ILE TYR          
SEQRES   9 B  124  LYS ASP ALA LEU VAL LEU HIS LYS VAL LEU LEU GLU THR          
SEQRES  10 B  124  ARG ARG ASP LEU GLU GLY ASP                                  
HET      K  A 801       1                                                       
HET    CIT  A 802      13                                                       
HET    LU2  A 803      21                                                       
HET      K  B 801       1                                                       
HET    LU2  B 802      21                                                       
HETNAM       K POTASSIUM ION                                                    
HETNAM     CIT CITRIC ACID                                                      
HETNAM     LU2 2-(3,4-DIHYDROXYPHENYL)-5,7-DIHYDROXY-4H-CHROMEN-4-ONE           
HETSYN     LU2 LUTEOLIN                                                         
FORMUL   3    K    2(K 1+)                                                      
FORMUL   4  CIT    C6 H8 O7                                                     
FORMUL   5  LU2    2(C15 H10 O6)                                                
FORMUL   8  HOH   *182(H2 O)                                                    
HELIX    1 AA1 THR A  656  TYR A  672  1                                  17    
HELIX    2 AA2 SER A  681  LEU A  685  5                                   5    
HELIX    3 AA3 ASP A  695  ILE A  700  1                                   6    
HELIX    4 AA4 ASP A  705  ALA A  715  1                                  11    
HELIX    5 AA5 ASP A  720  ASN A  739  1                                  20    
HELIX    6 AA6 SER A  743  LEU A  763  1                                  21    
HELIX    7 AA7 THR B  656  TYR B  672  1                                  17    
HELIX    8 AA8 ARG B  679  LEU B  685  5                                   7    
HELIX    9 AA9 ASP B  695  ILE B  700  1                                   6    
HELIX   10 AB1 ASP B  705  ALA B  715  1                                  11    
HELIX   11 AB2 ASP B  720  ASN B  739  1                                  20    
HELIX   12 AB3 SER B  743  LEU B  763  1                                  21    
LINK         O   CYS A 736                 K     K A 801     1555   1555  2.83  
LINK         O   THR A 737                 K     K A 801     1555   1555  2.95  
LINK         O   ASN A 739                 K     K A 801     1555   1555  2.69  
LINK         K     K A 801                 O   HOH A 934     1555   1555  3.08  
LINK         K     K A 801                 O   HOH A 977     1555   1555  2.82  
LINK         O1  CIT A 802                 K     K B 801     1555   3654  2.61  
LINK         O5  CIT A 802                 K     K B 801     1555   3654  2.94  
LINK         O   HOH A 949                 K     K B 801     3644   1555  2.77  
LINK         O   HOH A 971                 K     K B 801     3644   1555  2.68  
LINK         O   CYS B 736                 K     K B 801     1555   1555  2.74  
LINK         O   THR B 737                 K     K B 801     1555   1555  2.78  
LINK         O   ASN B 739                 K     K B 801     1555   1555  2.65  
SITE     1 AC1  5 CYS A 736  THR A 737  ASN A 739  HOH A 934                    
SITE     2 AC1  5 HOH A 977                                                     
SITE     1 AC2 14 ARG A 690  TYR A 697  HOH A 902  HOH A 916                    
SITE     2 AC2 14 HOH A 921  HOH A 925  HOH A 935  HOH A 945                    
SITE     3 AC2 14 HOH A 949  ARG B 676  CYS B 736  PRO B 741                    
SITE     4 AC2 14 TYR B 746    K B 801                                          
SITE     1 AC3 16 ILE A 683  PHE A 684  LEU A 687  PRO A 688                    
SITE     2 AC3 16 TYR A 696  MET A 704  ASP A 705  MET A 731                    
SITE     3 AC3 16 ALA A 735  ASN A 739  ILE A 745  HOH A 910                    
SITE     4 AC3 16 HOH A 952  HOH A 962  LEU B 744  ILE B 745                    
SITE     1 AC4  6 CIT A 802  HOH A 949  HOH A 971  CYS B 736                    
SITE     2 AC4  6 THR B 737  ASN B 739                                          
SITE     1 AC5 14 ILE A 683  LEU A 744  ILE B 683  PHE B 684                    
SITE     2 AC5 14 LEU B 687  PRO B 688  TYR B 696  MET B 704                    
SITE     3 AC5 14 ASP B 705  MET B 731  ALA B 735  ASN B 739                    
SITE     4 AC5 14 HOH B 904  HOH B 951                                          
CRYST1   41.520   58.510  138.230  90.00  90.00  90.00 P 21 21 21    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      0.024085  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.017091  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007234        0.00000