HEADER    OXIDOREDUCTASE                          26-SEP-22   8ELL              
TITLE     APO HUMAN BILIVERDIN REDUCTASE BETA (CRYOGENIC)                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: FLAVIN REDUCTASE (NADPH);                                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: FR,BILIVERDIN REDUCTASE B,BVR-B,BILIVERDIN-IX BETA-         
COMPND   5 REDUCTASE,GREEN HEME-BINDING PROTEIN,GHBP,NADPH-DEPENDENT DIAPHORASE,
COMPND   6 NADPH-FLAVIN REDUCTASE,FLR;                                          
COMPND   7 EC: 1.5.1.30,1.3.1.24;                                               
COMPND   8 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: BLVRB, FLR;                                                    
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    APO, CRYOGENIC, OXIDOREDUCTASE                                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.J.MCLEOD,E.Z.EISENMESSER,E.LEE,R.E.THORNE                           
REVDAT   2   13-SEP-23 8ELL    1       JRNL                                     
REVDAT   1   06-SEP-23 8ELL    0                                                
JRNL        AUTH   E.LEE,M.J.MCLEOD,J.S.REDZIC,B.MARCOLIN,R.E.THORNE,P.AGARWAL, 
JRNL        AUTH 2 E.Z.EISENMESSER                                              
JRNL        TITL   IDENTIFYING STRUCTURAL AND DYNAMIC CHANGES DURING THE        
JRNL        TITL 2 BILIVERDIN REDUCTASE B CATALYTIC CYCLE.                      
JRNL        REF    FRONT MOL BIOSCI              V.  10 44587 2023              
JRNL        REFN                   ESSN 2296-889X                               
JRNL        PMID   37645217                                                     
JRNL        DOI    10.3389/FMOLB.2023.1244587                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.52 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.20.1_4487                                   
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2           
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.52                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 52.10                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 31068                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.161                           
REMARK   3   R VALUE            (WORKING SET) : 0.160                           
REMARK   3   FREE R VALUE                     : 0.188                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.020                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1561                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 52.1000 -  3.3800    1.00     2901   184  0.1414 0.1526        
REMARK   3     2  3.3800 -  2.6800    1.00     2770   144  0.1527 0.1856        
REMARK   3     3  2.6800 -  2.3400    0.99     2709   175  0.1664 0.2017        
REMARK   3     4  2.3400 -  2.1300    0.99     2739   120  0.1525 0.1904        
REMARK   3     5  2.1300 -  1.9800    0.98     2698   125  0.1563 0.1737        
REMARK   3     6  1.9800 -  1.8600    0.99     2681   156  0.1762 0.2150        
REMARK   3     7  1.8600 -  1.7700    0.98     2660   132  0.1690 0.2018        
REMARK   3     8  1.7700 -  1.6900    0.98     2651   128  0.1699 0.2308        
REMARK   3     9  1.6900 -  1.6200    0.97     2646   124  0.1792 0.2073        
REMARK   3    10  1.6200 -  1.5700    0.96     2601   147  0.1920 0.2419        
REMARK   3    11  1.5700 -  1.5200    0.91     2451   126  0.2262 0.2551        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.10                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.175            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 17.839           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 14.34                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 18.60                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.008           1735                                  
REMARK   3   ANGLE     :  0.975           2385                                  
REMARK   3   CHIRALITY :  0.066            278                                  
REMARK   3   PLANARITY :  0.010            316                                  
REMARK   3   DIHEDRAL  : 12.260            652                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 6                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 2 THROUGH 57 )                    
REMARK   3    ORIGIN FOR THE GROUP (A):  16.5345  -8.7516  15.4584              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1080 T22:   0.0728                                     
REMARK   3      T33:   0.0738 T12:   0.0159                                     
REMARK   3      T13:  -0.0008 T23:   0.0003                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.5275 L22:   1.8035                                     
REMARK   3      L33:   2.3596 L12:  -0.1818                                     
REMARK   3      L13:   0.5080 L23:  -0.0761                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0485 S12:   0.0525 S13:  -0.0750                       
REMARK   3      S21:  -0.1724 S22:  -0.0049 S23:   0.0200                       
REMARK   3      S31:   0.1920 S32:   0.0574 S33:  -0.0264                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 58 THROUGH 122 )                  
REMARK   3    ORIGIN FOR THE GROUP (A):  10.6226   5.6422  18.5428              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1062 T22:   0.0790                                     
REMARK   3      T33:   0.0860 T12:  -0.0088                                     
REMARK   3      T13:   0.0014 T23:  -0.0018                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   4.0319 L22:   0.7942                                     
REMARK   3      L33:   0.6785 L12:  -0.9548                                     
REMARK   3      L13:   0.4040 L23:  -0.2053                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0279 S12:   0.0072 S13:   0.0827                       
REMARK   3      S21:   0.0326 S22:   0.0031 S23:   0.0157                       
REMARK   3      S31:  -0.0234 S32:  -0.0453 S33:   0.0249                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 123 THROUGH 142 )                 
REMARK   3    ORIGIN FOR THE GROUP (A):   5.2715  11.1579  20.2435              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0989 T22:   0.0978                                     
REMARK   3      T33:   0.0971 T12:   0.0083                                     
REMARK   3      T13:  -0.0090 T23:  -0.0083                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   3.5017 L22:   0.3124                                     
REMARK   3      L33:   2.4092 L12:   0.5729                                     
REMARK   3      L13:  -2.9400 L23:  -0.5666                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0381 S12:  -0.1943 S13:   0.1665                       
REMARK   3      S21:   0.0336 S22:  -0.0024 S23:   0.0092                       
REMARK   3      S31:  -0.0580 S32:   0.0908 S33:  -0.0694                       
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 143 THROUGH 174 )                 
REMARK   3    ORIGIN FOR THE GROUP (A):   3.8265   5.2283   4.8959              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1371 T22:   0.1102                                     
REMARK   3      T33:   0.0736 T12:   0.0132                                     
REMARK   3      T13:  -0.0116 T23:   0.0064                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.3684 L22:   2.7200                                     
REMARK   3      L33:   1.6037 L12:   0.7753                                     
REMARK   3      L13:   1.2169 L23:   0.1179                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.2123 S12:   0.2001 S13:  -0.0025                       
REMARK   3      S21:  -0.1379 S22:  -0.0402 S23:   0.2134                       
REMARK   3      S31:   0.2349 S32:  -0.0125 S33:  -0.0884                       
REMARK   3   TLS GROUP : 5                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 175 THROUGH 189 )                 
REMARK   3    ORIGIN FOR THE GROUP (A):   7.7815  -1.2425   4.3655              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1850 T22:   0.1041                                     
REMARK   3      T33:   0.0976 T12:   0.0254                                     
REMARK   3      T13:  -0.0394 T23:   0.0017                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.2307 L22:   2.2577                                     
REMARK   3      L33:   1.3441 L12:   1.9792                                     
REMARK   3      L13:   1.0539 L23:   0.2874                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0828 S12:   0.1326 S13:  -0.1788                       
REMARK   3      S21:  -0.3326 S22:  -0.0545 S23:   0.0320                       
REMARK   3      S31:   0.2126 S32:   0.0656 S33:  -0.0667                       
REMARK   3   TLS GROUP : 6                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 190 THROUGH 206 )                 
REMARK   3    ORIGIN FOR THE GROUP (A):   6.8785   6.0144   2.0236              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1875 T22:   0.0914                                     
REMARK   3      T33:   0.0824 T12:   0.0136                                     
REMARK   3      T13:  -0.0322 T23:   0.0379                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.1390 L22:   2.5198                                     
REMARK   3      L33:   3.1593 L12:  -0.5984                                     
REMARK   3      L13:  -0.5655 L23:   0.4051                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1971 S12:   0.0713 S13:  -0.0657                       
REMARK   3      S21:  -0.2997 S22:  -0.1430 S23:   0.1299                       
REMARK   3      S31:   0.1490 S32:  -0.0542 S33:  -0.0362                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 8ELL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-SEP-22.                  
REMARK 100 THE DEPOSITION ID IS D_1000268622.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 07-MAR-22                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : CHESS                              
REMARK 200  BEAMLINE                       : 7B2                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.12710                            
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 : DIALS                              
REMARK 200  DATA SCALING SOFTWARE          : DIALS                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 31069                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.520                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 52.100                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.8                               
REMARK 200  DATA REDUNDANCY                : 12.50                              
REMARK 200  R MERGE                    (I) : 0.11500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.52                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.57                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 92.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 10.10                              
REMARK 200  R MERGE FOR SHELL          (I) : 1.02700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.400                              
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: 6OPL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.73                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.27                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M MES PH 6.5, 1-4% PEG 20000.         
REMARK 280  EQUILIBRATED OVER 0.25-0.5 M NACL. BLVRB 18 MG/ML., VAPOR           
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 293K                           
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       21.09350            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       52.10650            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       22.83400            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       52.10650            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       21.09350            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       22.83400            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
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 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 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 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    PRO A   118     O    HOH A   401              1.88            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   665     O    HOH A   698     3645     2.18            
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    LYS A   4      -32.12   -130.27                                   
REMARK 500    ASP A  36      115.54   -160.06                                   
REMARK 500    THR A 110     -108.68   -118.26                                   
REMARK 500    THR A 110     -108.29   -118.26                                   
REMARK 500    THR A 110     -109.06   -118.26                                   
REMARK 500    PRO A 152     -159.15    -73.39                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 723        DISTANCE =  5.99 ANGSTROMS                       
REMARK 525    HOH A 724        DISTANCE =  6.07 ANGSTROMS                       
REMARK 525    HOH A 725        DISTANCE =  6.68 ANGSTROMS                       
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                              NA A 302  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR A 164   O                                                      
REMARK 620 2 THR A 166   OG1 119.5                                              
REMARK 620 3 TYR A 200   O    73.5  88.1                                        
REMARK 620 4 SER A 202   OG   99.6 139.1 116.1                                  
REMARK 620 N                    1     2     3                                   
DBREF  8ELL A    1   206  UNP    P30043   BLVRB_HUMAN      1    206             
SEQRES   1 A  206  MET ALA VAL LYS LYS ILE ALA ILE PHE GLY ALA THR GLY          
SEQRES   2 A  206  GLN THR GLY LEU THR THR LEU ALA GLN ALA VAL GLN ALA          
SEQRES   3 A  206  GLY TYR GLU VAL THR VAL LEU VAL ARG ASP SER SER ARG          
SEQRES   4 A  206  LEU PRO SER GLU GLY PRO ARG PRO ALA HIS VAL VAL VAL          
SEQRES   5 A  206  GLY ASP VAL LEU GLN ALA ALA ASP VAL ASP LYS THR VAL          
SEQRES   6 A  206  ALA GLY GLN ASP ALA VAL ILE VAL LEU LEU GLY THR ARG          
SEQRES   7 A  206  ASN ASP LEU SER PRO THR THR VAL MET SER GLU GLY ALA          
SEQRES   8 A  206  ARG ASN ILE VAL ALA ALA MET LYS ALA HIS GLY VAL ASP          
SEQRES   9 A  206  LYS VAL VAL ALA CYS THR SER ALA PHE LEU LEU TRP ASP          
SEQRES  10 A  206  PRO THR LYS VAL PRO PRO ARG LEU GLN ALA VAL THR ASP          
SEQRES  11 A  206  ASP HIS ILE ARG MET HIS LYS VAL LEU ARG GLU SER GLY          
SEQRES  12 A  206  LEU LYS TYR VAL ALA VAL MET PRO PRO HIS ILE GLY ASP          
SEQRES  13 A  206  GLN PRO LEU THR GLY ALA TYR THR VAL THR LEU ASP GLY          
SEQRES  14 A  206  ARG GLY PRO SER ARG VAL ILE SER LYS HIS ASP LEU GLY          
SEQRES  15 A  206  HIS PHE MET LEU ARG CYS LEU THR THR ASP GLU TYR ASP          
SEQRES  16 A  206  GLY HIS SER THR TYR PRO SER HIS GLN TYR GLN                  
HET     NA  A 301       1                                                       
HET     NA  A 302       1                                                       
HETNAM      NA SODIUM ION                                                       
FORMUL   2   NA    2(NA 1+)                                                     
FORMUL   4  HOH   *325(H2 O)                                                    
HELIX    1 AA1 GLY A   13  ALA A   26  1                                  14    
HELIX    2 AA2 ASP A   36  LEU A   40  5                                   5    
HELIX    3 AA3 GLN A   57  ALA A   66  1                                  10    
HELIX    4 AA4 THR A   85  GLY A  102  1                                  18    
HELIX    5 AA5 SER A  111  TRP A  116  5                                   6    
HELIX    6 AA6 PRO A  122  ARG A  124  5                                   3    
HELIX    7 AA7 LEU A  125  SER A  142  1                                  18    
HELIX    8 AA8 LYS A  178  CYS A  188  1                                  11    
SHEET    1 AA1 8 HIS A  49  VAL A  52  0                                        
SHEET    2 AA1 8 GLU A  29  VAL A  34  1  N  VAL A  32   O  VAL A  51           
SHEET    3 AA1 8 LYS A   5  PHE A   9  1  N  ILE A   6   O  THR A  31           
SHEET    4 AA1 8 ALA A  70  VAL A  73  1  O  ILE A  72   N  ALA A   7           
SHEET    5 AA1 8 LYS A 105  CYS A 109  1  O  VAL A 107   N  VAL A  73           
SHEET    6 AA1 8 LYS A 145  VAL A 149  1  O  LYS A 145   N  VAL A 106           
SHEET    7 AA1 8 SER A 198  SER A 202  1  O  THR A 199   N  ALA A 148           
SHEET    8 AA1 8 THR A 164  LEU A 167 -1  N  THR A 164   O  SER A 202           
SHEET    1 AA2 2 HIS A 153  GLY A 155  0                                        
SHEET    2 AA2 2 VAL A 175  SER A 177  1  O  ILE A 176   N  GLY A 155           
LINK         OG1 THR A  12                NA    NA A 301     1555   1555  3.10  
LINK         O   THR A 164                NA    NA A 302     1555   1555  3.14  
LINK         OG1 THR A 166                NA    NA A 302     1555   1555  2.80  
LINK         O   TYR A 200                NA    NA A 302     1555   1555  2.85  
LINK         OG  SER A 202                NA    NA A 302     1555   1555  2.84  
CRYST1   42.187   45.668  104.213  90.00  90.00  90.00 P 21 21 21    4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.023704  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.021897  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009596        0.00000