PDB Short entry for 1N0W
HEADER    GENE REGULATION/ANTITUMOR PROTEIN       15-OCT-02   1N0W              
TITLE     CRYSTAL STRUCTURE OF A RAD51-BRCA2 BRC REPEAT COMPLEX                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DNA REPAIR PROTEIN RAD51 HOMOLOG 1;                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: ATPASE DOMAIN;                                             
COMPND   5 SYNONYM: RAD51, HRAD51, HSRAD51;                                     
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: BREAST CANCER TYPE 2 SUSCEPTIBILITY PROTEIN;               
COMPND   9 CHAIN: B;                                                            
COMPND  10 FRAGMENT: BRC REPEAT TYPE 4;                                         
COMPND  11 SYNONYM: BRCA2 BRC4 REPEAT SEQUENCE;                                 
COMPND  12 ENGINEERED: YES;                                                     
COMPND  13 MOL_ID: 3;                                                           
COMPND  14 MOLECULE: PEPTIDE LINKER;                                            
COMPND  15 CHAIN: L;                                                            
COMPND  16 ENGINEERED: YES;                                                     
COMPND  17 OTHER_DETAILS: THIS PEPTIDE LINKS THE BRCA2 TO THE RAD51;            
COMPND  18 MOL_ID: 4;                                                           
COMPND  19 MOLECULE: ARTIFICIAL GLY-SER-MSE-GLY PEPTIDE;                        
COMPND  20 CHAIN: C;                                                            
COMPND  21 ENGINEERED: YES;                                                     
COMPND  22 OTHER_DETAILS: THIS PEPTIDE COMES FROM THE EXPRESSION                
COMPND  23 VECTOR AND IS LINKED TO THE N-TERMINUS OF BRCA2                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: RAD51;                                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PGAT3;                                    
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  13 ORGANISM_COMMON: HUMAN;                                              
SOURCE  14 ORGANISM_TAXID: 9606;                                                
SOURCE  15 GENE: BRCA2;                                                         
SOURCE  16 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE  18 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE  19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  20 EXPRESSION_SYSTEM_PLASMID: PGAT3;                                    
SOURCE  21 MOL_ID: 3;                                                           
SOURCE  22 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE  23 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE  24 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE  25 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  26 EXPRESSION_SYSTEM_PLASMID: PGAT3;                                    
SOURCE  27 MOL_ID: 4;                                                           
SOURCE  28 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE  29 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE  30 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE  31 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  32 EXPRESSION_SYSTEM_PLASMID: PGAT3                                     
KEYWDS    DNA REPAIR, HOMOLOGOUS RECOMBINATION, BREAST CANCER                   
KEYWDS   2 SUSCEPTIBILITY, RECA-LIKE ATPASE, PROTEIN COMPLEX, GENE              
KEYWDS   3 REGULATION/ANTITUMOR PROTEIN COMPLEX                                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.PELLEGRINI,D.S.YU,T.LO,S.ANAND,M.LEE,T.L.BLUNDELL,                  
AUTHOR   2 A.R.VENKITARAMAN                                                     
REVDAT   3   24-FEB-09 1N0W    1       VERSN                                    
REVDAT   2   05-AUG-03 1N0W    1       REMARK                                   
REVDAT   1   27-NOV-02 1N0W    0                                                
JRNL        AUTH   L.PELLEGRINI,D.S.YU,T.LO,S.ANAND,M.LEE,                      
JRNL        AUTH 2 T.L.BLUNDELL,A.R.VENKITARAMAN                                
JRNL        TITL   INSIGHTS INTO DNA RECOMBINATION FROM THE STRUCTURE           
JRNL        TITL 2 OF A RAD51-BRCA2 COMPLEX                                     
JRNL        REF    NATURE                        V. 420   287 2002              
JRNL        REFN                   ISSN 0028-0836                               
JRNL        PMID   12442171                                                     
JRNL        DOI    10.1038/NATURE01230                                          
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.0                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU,             
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 24.85                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 0.000                          
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 55746                          
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 SET) : 0.191                           
REMARK   3   FREE R VALUE                     : 0.206                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1529                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1956                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 22                                      
REMARK   3   SOLVENT ATOMS            : 247                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 16.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 21.10                          
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  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.23                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: THE STRUCTURE WAS REFINED AGAINST         
REMARK   3  THE PEAK SE K EDGE WAVELENGTH DATASET. SELENOMETHIONINE             
REMARK   3  RESIDUES (RESIDUE NAME MSE) WERE USED IN THE REFINEMENT, AND        
REMARK   3  ARE PRESENT IN THE DEPOSITED COORDINATE FILE. FREIDEL PAIRS         
REMARK   3  WERE USED.                                                          
REMARK   4                                                                      
REMARK   4 1N0W COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-OCT-02.                  
REMARK 100 THE RCSB ID CODE IS RCSB017380.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 07-APR-02                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID29                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9792, 0.90831                    
REMARK 200  MONOCHROMATOR                  : CHANNEL - CUT SI                   
REMARK 200                                   MONOCHROMATOR + CYLINDRICAL        
REMARK 200                                   GRAZING INCIDENCE MIRROR           
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 55746                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 24.850                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 7.000                              
REMARK 200  R MERGE                    (I) : 0.07700                            
REMARK 200  R SYM                      (I) : 0.07700                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 23.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.73                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.32100                            
REMARK 200  R SYM FOR SHELL            (I) : 0.32100                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 6.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: MAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: SHARP                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: FREIDEL PAIRS WERE USED.                                     
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 38.95                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.01                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: ETHYLENE GLYCOL, PH 7.2, VAPOR           
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 291K                           
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       28.65000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       38.60000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       29.57000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       38.60000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       28.65000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       29.57000            
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 300 REMARK: THE ASYMMETRIC UNIT CONTAINS ONE BIOLOGICAL UNIT,            
REMARK 300 CONSTITUTED BY ONE CHAIN A, ONE CHAIN B AND ONE CHAIN C              
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: TETRAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, L, C                            
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    97                                                      
REMARK 465     THR A   230                                                      
REMARK 465     ASP A   231                                                      
REMARK 465     TYR A   232                                                      
REMARK 465     SER A   233                                                      
REMARK 465     GLY A   234                                                      
REMARK 465     ARG A   235                                                      
REMARK 465     GLY A   236                                                      
REMARK 465     GLN A   268                                                      
REMARK 465     VAL A   269                                                      
REMARK 465     VAL A   270                                                      
REMARK 465     ALA A   271                                                      
REMARK 465     GLN A   272                                                      
REMARK 465     VAL A   273                                                      
REMARK 465     ASP A   274                                                      
REMARK 465     GLY A   275                                                      
REMARK 465     ALA A   276                                                      
REMARK 465     ALA A   277                                                      
REMARK 465     MSE A   278                                                      
REMARK 465     PHE A   279                                                      
REMARK 465     ALA A   280                                                      
REMARK 465     ALA A   281                                                      
REMARK 465     ASP A   282                                                      
REMARK 465     PRO A   283                                                      
REMARK 465     LYS A   284                                                      
REMARK 465     LYS A   285                                                      
REMARK 465     PRO A   286                                                      
REMARK 465     ILE A   287                                                      
REMARK 465     GLY A   288                                                      
REMARK 465     GLY A   289                                                      
REMARK 465     ASN A   290                                                      
REMARK 465     ILE A   291                                                      
REMARK 465     ILE A   292                                                      
REMARK 465     LYS B  1517                                                      
REMARK 465     GLU B  1518                                                      
REMARK 465     THR L  1543                                                      
REMARK 465     GLY L  1544                                                      
REMARK 465     SER L  1545                                                      
REMARK 465     THR L  1546                                                      
REMARK 465     GLY L  1547                                                      
REMARK 465     SER L  1548                                                      
REMARK 465     THR L  1549                                                      
REMARK 465     GLY L  1550                                                      
REMARK 465     SER L  1551                                                      
REMARK 465     MSE L  1555                                                      
REMARK 465     GLY L  1556                                                      
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    ARG A 130      -11.93     92.27                                   
REMARK 500    TYR A 315     -169.36   -114.56                                   
REMARK 500    ASP A 316       86.64      9.71                                   
REMARK 500    PRO A 318      -14.17    -48.20                                   
REMARK 500    GLU B1548       61.56   -118.93                                   
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 633        DISTANCE =  6.26 ANGSTROMS                       
REMARK 525    HOH A 706        DISTANCE =  5.51 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                              MG A 401  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLN A 101   OE1                                                    
REMARK 620 2 HOH A 553   O   146.6                                              
REMARK 620 3 LEU A 113   O   109.6  91.6                                        
REMARK 620 4 GLY A 116   O    92.1 105.3 109.1                                  
REMARK 620 5 HOH A 646   O    80.6  73.7  89.9 161.0                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 401                  
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 501                  
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 502                 
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 503                 
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 504                 
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 505                 
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 506                 
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 ALL CHAINS                                                           
REMARK 999 IN THE ENTRY ARE PART OF AN ENGINEERED,                              
REMARK 999 CHIMERIC PROTEIN CONSTRUCT. IN THE CONSTRUCT,                        
REMARK 999 THE AMINO-TO-CARBOXYL ORDER OF THE CHAINS IS: C-B-L-A.               
REMARK 999 CHAIN C IS A GSMG SEQUENCE THAT COMES FROM                           
REMARK 999 THE EXPRESSION VECTOR, B IS THE BRCA2 BRC REPEAT,                    
REMARK 999 L IS THE TGSTGSTGSTGSMG SEQUENCE LINKING CHAINS                      
REMARK 999 B AND A, AND CHAIN A IS THE RAD51 ATPASE DOMAIN.                     
REMARK 999 CHAIN C APPEARS AS A SEPARATE ENTITY BECAUSE THE                     
REMARK 999 TWO INITIAL RESIDUES OF CHAIN B, 1517-8, ARE NOT                     
REMARK 999 VISIBLE IN THE DENSITY MAP. LIKEWISE, THE LINKER                     
REMARK 999 IS NOT VISIBLE IN THE DENSITY MAP, WITH THE                          
REMARK 999 EXCEPTION OF THE FIRST THREE RESIDUES:TGS.                           
DBREF  1N0W A   97   339  UNP    Q06609   RAD51_HUMAN     97    339             
DBREF  1N0W B 1517  1551  UNP    P51587   BRCA2_HUMAN   1517   1551             
DBREF  1N0W L 1543  1556  PDB    1N0W     1N0W          1543   1556             
DBREF  1N0W C    1     4  PDB    1N0W     1N0W             1      4             
SEQADV 1N0W MSE A  125  UNP  Q06609    MET   125 MODIFIED RESIDUE               
SEQADV 1N0W MSE A  158  UNP  Q06609    MET   158 MODIFIED RESIDUE               
SEQADV 1N0W MSE A  210  UNP  Q06609    MET   210 MODIFIED RESIDUE               
SEQADV 1N0W MSE A  211  UNP  Q06609    MET   211 MODIFIED RESIDUE               
SEQADV 1N0W MSE A  243  UNP  Q06609    MET   243 MODIFIED RESIDUE               
SEQADV 1N0W MSE A  251  UNP  Q06609    MET   251 MODIFIED RESIDUE               
SEQADV 1N0W MSE A  278  UNP  Q06609    MET   278 MODIFIED RESIDUE               
SEQADV 1N0W MSE A  326  UNP  Q06609    MET   326 MODIFIED RESIDUE               
SEQRES   1 A  243  SER GLU ILE ILE GLN ILE THR THR GLY SER LYS GLU LEU          
SEQRES   2 A  243  ASP LYS LEU LEU GLN GLY GLY ILE GLU THR GLY SER ILE          
SEQRES   3 A  243  THR GLU MSE PHE GLY GLU PHE ARG THR GLY LYS THR GLN          
SEQRES   4 A  243  ILE CYS HIS THR LEU ALA VAL THR CYS GLN LEU PRO ILE          
SEQRES   5 A  243  ASP ARG GLY GLY GLY GLU GLY LYS ALA MSE TYR ILE ASP          
SEQRES   6 A  243  THR GLU GLY THR PHE ARG PRO GLU ARG LEU LEU ALA VAL          
SEQRES   7 A  243  ALA GLU ARG TYR GLY LEU SER GLY SER ASP VAL LEU ASP          
SEQRES   8 A  243  ASN VAL ALA TYR ALA ARG ALA PHE ASN THR ASP HIS GLN          
SEQRES   9 A  243  THR GLN LEU LEU TYR GLN ALA SER ALA MSE MSE VAL GLU          
SEQRES  10 A  243  SER ARG TYR ALA LEU LEU ILE VAL ASP SER ALA THR ALA          
SEQRES  11 A  243  LEU TYR ARG THR ASP TYR SER GLY ARG GLY GLU LEU SER          
SEQRES  12 A  243  ALA ARG GLN MSE HIS LEU ALA ARG PHE LEU ARG MSE LEU          
SEQRES  13 A  243  LEU ARG LEU ALA ASP GLU PHE GLY VAL ALA VAL VAL ILE          
SEQRES  14 A  243  THR ASN GLN VAL VAL ALA GLN VAL ASP GLY ALA ALA MSE          
SEQRES  15 A  243  PHE ALA ALA ASP PRO LYS LYS PRO ILE GLY GLY ASN ILE          
SEQRES  16 A  243  ILE ALA HIS ALA SER THR THR ARG LEU TYR LEU ARG LYS          
SEQRES  17 A  243  GLY ARG GLY GLU THR ARG ILE CYS LYS ILE TYR ASP SER          
SEQRES  18 A  243  PRO CYS LEU PRO GLU ALA GLU ALA MSE PHE ALA ILE ASN          
SEQRES  19 A  243  ALA ASP GLY VAL GLY ASP ALA LYS ASP                          
SEQRES   1 B   35  LYS GLU PRO THR LEU LEU GLY PHE HIS THR ALA SER GLY          
SEQRES   2 B   35  LYS LYS VAL LYS ILE ALA LYS GLU SER LEU ASP LYS VAL          
SEQRES   3 B   35  LYS ASN LEU PHE ASP GLU LYS GLU GLN                          
SEQRES   1 L   14  THR GLY SER THR GLY SER THR GLY SER THR GLY SER MSE          
SEQRES   2 L   14  GLY                                                          
SEQRES   1 C    4  GLY SER MSE GLY                                              
MODRES 1N0W MSE A  125  MET  SELENOMETHIONINE                                   
MODRES 1N0W MSE A  158  MET  SELENOMETHIONINE                                   
MODRES 1N0W MSE A  210  MET  SELENOMETHIONINE                                   
MODRES 1N0W MSE A  211  MET  SELENOMETHIONINE                                   
MODRES 1N0W MSE A  243  MET  SELENOMETHIONINE                                   
MODRES 1N0W MSE A  251  MET  SELENOMETHIONINE                                   
MODRES 1N0W MSE A  326  MET  SELENOMETHIONINE                                   
MODRES 1N0W MSE C    3  MET  SELENOMETHIONINE                                   
HET    MSE  A 125       8                                                       
HET    MSE  A 158      16                                                       
HET    MSE  A 210       8                                                       
HET    MSE  A 211       8                                                       
HET    MSE  A 243       8                                                       
HET    MSE  A 251       8                                                       
HET    MSE  A 326      16                                                       
HET    MSE  C   3       8                                                       
HET     MG  A 401       1                                                       
HET     CL  A 501       1                                                       
HET    EDO  A 502       4                                                       
HET    EDO  A 503       4                                                       
HET    EDO  A 504       4                                                       
HET    EDO  A 505       4                                                       
HET    EDO  A 506       4                                                       
HETNAM     MSE SELENOMETHIONINE                                                 
HETNAM      MG MAGNESIUM ION                                                    
HETNAM      CL CHLORIDE ION                                                     
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   1  MSE    8(C5 H11 N O2 SE)                                            
FORMUL   5   MG    MG 2+                                                        
FORMUL   6   CL    CL 1-                                                        
FORMUL   7  EDO    5(C2 H6 O2)                                                  
FORMUL  12  HOH   *247(H2 O)                                                    
HELIX    1   1 SER A  106  LEU A  113  1                                   8    
HELIX    2   2 GLY A  132  CYS A  144  1                                  13    
HELIX    3   3 GLN A  145  LEU A  146  5                                   2    
HELIX    4   4 PRO A  147  GLY A  151  5                                   5    
HELIX    5   5 ARG A  167  TYR A  178  1                                  12    
HELIX    6   6 SER A  181  ASN A  188  1                                   8    
HELIX    7   7 ASN A  196  SER A  214  1                                  19    
HELIX    8   8 THR A  225  ARG A  229  5                                   5    
HELIX    9   9 GLU A  237  GLY A  260  1                                  24    
HELIX   10  10 PRO B 1519  GLY B 1523  5                                   5    
HELIX   11  11 ALA B 1535  VAL B 1542  1                                   8    
SHEET    1   A 2 GLN A 101  ILE A 102  0                                        
SHEET    2   A 2 ILE A 117  GLU A 118 -1  O  ILE A 117   N  ILE A 102           
SHEET    1   B10 GLY A 333  GLY A 335  0                                        
SHEET    2   B10 ALA A 323  ASN A 330 -1  N  ALA A 328   O  GLY A 335           
SHEET    3   B10 THR A 309  ILE A 314 -1  N  ARG A 310   O  PHE A 327           
SHEET    4   B10 THR A 298  LYS A 304 -1  N  TYR A 301   O  LYS A 313           
SHEET    5   B10 ILE A 122  PHE A 126  1  N  PHE A 126   O  LEU A 300           
SHEET    6   B10 ALA A 262  ASN A 267  1  O  ILE A 265   N  MSE A 125           
SHEET    7   B10 TYR A 216  ASP A 222  1  N  LEU A 219   O  VAL A 264           
SHEET    8   B10 LYS A 156  ASP A 161  1  N  ILE A 160   O  ILE A 220           
SHEET    9   B10 VAL A 189  ARG A 193  1  O  ALA A 190   N  TYR A 159           
SHEET   10   B10 HIS B1525  THR B1526 -1  O  HIS B1525   N  TYR A 191           
LINK         C   GLN B1551                 N   THR L   1     1555   1555  1.33  
LINK         C   GLU A 124                 N   MSE A 125     1555   1555  1.33  
LINK         C   MSE A 125                 N   PHE A 126     1555   1555  1.33  
LINK         C   ALA A 157                 N  AMSE A 158     1555   1555  1.32  
LINK         C   ALA A 157                 N  BMSE A 158     1555   1555  1.33  
LINK         C  AMSE A 158                 N   TYR A 159     1555   1555  1.33  
LINK         C  BMSE A 158                 N   TYR A 159     1555   1555  1.33  
LINK         C   ALA A 209                 N   MSE A 210     1555   1555  1.33  
LINK         C   MSE A 210                 N   MSE A 211     1555   1555  1.33  
LINK         C   MSE A 211                 N   VAL A 212     1555   1555  1.33  
LINK         C   GLN A 242                 N   MSE A 243     1555   1555  1.33  
LINK         C   MSE A 243                 N   HIS A 244     1555   1555  1.33  
LINK         C   ARG A 250                 N   MSE A 251     1555   1555  1.33  
LINK         C   MSE A 251                 N   LEU A 252     1555   1555  1.33  
LINK         C   ALA A 325                 N  BMSE A 326     1555   1555  1.33  
LINK         C   ALA A 325                 N  AMSE A 326     1555   1555  1.33  
LINK         C  BMSE A 326                 N   PHE A 327     1555   1555  1.33  
LINK         C  AMSE A 326                 N   PHE A 327     1555   1555  1.33  
LINK        MG    MG A 401                 OE1 GLN A 101     1555   1555  2.27  
LINK        MG    MG A 401                 O   HOH A 553     1555   1555  2.32  
LINK        MG    MG A 401                 O   LEU A 113     1555   1555  2.24  
LINK        MG    MG A 401                 O   GLY A 116     1555   1555  1.90  
LINK        MG    MG A 401                 O   HOH A 646     1555   1555  2.22  
LINK         C   SER C   2                 N   MSE C   3     1555   1555  1.33  
LINK         C   MSE C   3                 N   GLY C   4     1555   1555  1.33  
CISPEP   1 ASP A  222    SER A  223          0         1.13                     
SITE     1 AC1  5 GLN A 101  LEU A 113  GLY A 116  HOH A 553                    
SITE     2 AC1  5 HOH A 646                                                     
SITE     1 AC2  5 ARG A 130  GLY A 132  LYS A 133  THR A 134                    
SITE     2 AC2  5 GLN A 135                                                     
SITE     1 AC3  5 GLU A 154  ALA A 246  HOH A 516  HOH A 536                    
SITE     2 AC3  5 HOH A 689                                                     
SITE     1 AC4  5 GLU A 124  LEU A 249  ALA A 293  ARG A 299                    
SITE     2 AC4  5 HOH A 528                                                     
SITE     1 AC5  5 ILE A 311  GLU A 324  MSE A 326  HOH A 694                    
SITE     2 AC5  5 HOH A 695                                                     
SITE     1 AC6  4 THR A 162  GLU A 163  ALA A 226  LEU A 227                    
SITE     1 AC7  5 GLN A 135  THR A 165  ARG A 170  PRO A 318                    
SITE     2 AC7  5 CYS A 319                                                     
CRYST1   57.300   59.140   77.200  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      0.017452  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016909  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012953        0.00000