PDB Short entry for 2O4I
HEADER    HYDROLASE/DNA                           04-DEC-06   2O4I              
TITLE     STRUCTURE OF TREX1 IN COMPLEX WITH DNA                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 5'-D(*GP*CP*TP*AP*GP*GP*CP*AP*GP*GP*AP*AP*CP*CP*CP*CP*TP*CP
COMPND   3 *CP*TP*CP*CP*CP*CP*T)-3';                                            
COMPND   4 CHAIN: C, D;                                                         
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: THREE PRIME REPAIR EXONUCLEASE 1;                          
COMPND   8 CHAIN: A, B;                                                         
COMPND   9 FRAGMENT: TREX1 EXONUCLEASE;                                         
COMPND  10 SYNONYM: 3'-5' EXONUCLEASE TREX1;                                    
COMPND  11 EC: 3.1.11.2;                                                        
COMPND  12 ENGINEERED: YES;                                                     
COMPND  13 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 MOL_ID: 2;                                                           
SOURCE   4 ORGANISM_SCIENTIFIC: MUS MUSCULUS;                                   
SOURCE   5 ORGANISM_COMMON: HOUSE MOUSE;                                        
SOURCE   6 ORGANISM_TAXID: 10090;                                               
SOURCE   7 GENE: TREX1;                                                         
SOURCE   8 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21;                            
SOURCE   9 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE  10 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE  11 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  12 EXPRESSION_SYSTEM_PLASMID: PETM-10                                   
KEYWDS    TREX1, EXONUCLEASE, DNAQ, DNA COMPLEX, WW MOTIF, PROTEIN-PROTEIN      
KEYWDS   2 INTERACTION, POLYPROLINE BINDING MOTIF, HYDROLASE-DNA COMPLEX        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.BRUCET,M.J.MACIAS,I.FITA,A.CELADA                                   
REVDAT   6   30-AUG-23 2O4I    1       REMARK                                   
REVDAT   5   20-OCT-21 2O4I    1       SEQADV                                   
REVDAT   4   13-JUL-11 2O4I    1       VERSN                                    
REVDAT   3   24-FEB-09 2O4I    1       VERSN                                    
REVDAT   2   06-NOV-07 2O4I    1       JRNL                                     
REVDAT   1   13-MAR-07 2O4I    0                                                
JRNL        AUTH   M.BRUCET,J.QUEROL-AUDI,M.SERRA,X.RAMIREZ-ESPAIN,K.BERTLIK,   
JRNL        AUTH 2 L.RUIZ,J.LLOBERAS,M.J.MACIAS,I.FITA,A.CELADA                 
JRNL        TITL   STRUCTURE OF THE DIMERIC EXONUCLEASE TREX1 IN COMPLEX WITH   
JRNL        TITL 2 DNA DISPLAYS A PROLINE-RICH BINDING SITE FOR WW DOMAINS.     
JRNL        REF    J.BIOL.CHEM.                  V. 282 14547 2007              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   17355961                                                     
JRNL        DOI    10.1074/JBC.M700236200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 3.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 24.85                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 88.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 6402                           
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) : 0.245                           
REMARK   3   R VALUE            (WORKING SET) : 0.243                           
REMARK   3   FREE R VALUE                     : 0.283                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.600                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 321                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 3.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 3.59                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 321                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 63.11                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2960                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 16                           
REMARK   3   BIN FREE R VALUE                    : 0.3570                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3363                                    
REMARK   3   NUCLEIC ACID ATOMS       : 154                                     
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : LIKELY RESIDUAL                                     
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 96.20                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -3.41000                                             
REMARK   3    B22 (A**2) : -3.41000                                             
REMARK   3    B33 (A**2) : 6.82000                                              
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): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.779         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.671         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 101.221       
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.893                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.871                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3611 ; 0.005 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  2441 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4948 ; 1.007 ; 2.041       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  5976 ; 0.767 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   432 ; 4.509 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   141 ;30.814 ;23.475       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   564 ;12.426 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    27 ;11.337 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   570 ; 0.050 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3857 ; 0.001 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   652 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   795 ; 0.163 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  2429 ; 0.152 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1749 ; 0.162 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1828 ; 0.080 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    52 ; 0.096 ; 0.200       
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):    19 ; 0.122 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    43 ; 0.152 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     2 ; 0.077 ; 0.200       
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):  2837 ; 0.035 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   856 ; 0.010 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3542 ; 0.044 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1638 ; 0.085 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1406 ; 0.130 ; 4.500       
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 : 2                                 
REMARK   3                                                                      
REMARK   3  NCS GROUP NUMBER               : 1                                  
REMARK   3     CHAIN NAMES                    : A B                             
REMARK   3     NUMBER OF COMPONENTS NCS GROUP : 1                               
REMARK   3       COMPONENT C  SSSEQI  TO  C   SSSEQI   CODE                     
REMARK   3           1     A      9       A     234      3                      
REMARK   3           1     B      9       B     234      3                      
REMARK   3                   GROUP CHAIN        COUNT   RMS     WEIGHT          
REMARK   3   TIGHT POSITIONAL   1    A    (A):   1270 ;  0.01 ;  0.05           
REMARK   3   LOOSE POSITIONAL   1    A    (A):   1579 ;  0.43 ;  5.00           
REMARK   3   TIGHT THERMAL      1    A (A**2):   1270 ;  0.01 ;  0.50           
REMARK   3   LOOSE THERMAL      1    A (A**2):   1579 ;  0.07 ; 10.00           
REMARK   3                                                                      
REMARK   3  NCS GROUP NUMBER               : 2                                  
REMARK   3     CHAIN NAMES                    : C D                             
REMARK   3     NUMBER OF COMPONENTS NCS GROUP : 1                               
REMARK   3       COMPONENT C  SSSEQI  TO  C   SSSEQI   CODE                     
REMARK   3           1     C   1001       C    1004      1                      
REMARK   3           1     D   1001       D    1004      1                      
REMARK   3                   GROUP CHAIN        COUNT   RMS     WEIGHT          
REMARK   3   TIGHT POSITIONAL   2    C    (A):    114 ;  0.12 ;  0.05           
REMARK   3   TIGHT THERMAL      2    C (A**2):    114 ;  0.01 ;  0.50           
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 4                                          
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     9        A   234                          
REMARK   3    ORIGIN FOR THE GROUP (A):  15.6487  26.8420  21.5918              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.7797 T22:  -0.1137                                     
REMARK   3      T33:  -0.3149 T12:  -0.0735                                     
REMARK   3      T13:   0.1230 T23:   0.2340                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   5.5884 L22:   6.5923                                     
REMARK   3      L33:   4.7398 L12:  -0.8910                                     
REMARK   3      L13:   0.4654 L23:  -1.1008                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1446 S12:   0.2282 S13:   0.6323                       
REMARK   3      S21:  -0.2840 S22:  -0.2999 S23:  -0.2276                       
REMARK   3      S31:  -0.2401 S32:  -0.1568 S33:   0.1553                       
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     9        B   234                          
REMARK   3    ORIGIN FOR THE GROUP (A):  14.1334   0.2906  25.2059              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.7019 T22:  -0.1939                                     
REMARK   3      T33:  -0.4897 T12:   0.0970                                     
REMARK   3      T13:   0.0173 T23:   0.1783                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   7.1192 L22:   5.9671                                     
REMARK   3      L33:   4.3265 L12:   0.7273                                     
REMARK   3      L13:   0.4176 L23:  -0.9137                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0248 S12:   0.2255 S13:  -0.6320                       
REMARK   3      S21:  -0.2772 S22:   0.1290 S23:   0.0315                       
REMARK   3      S31:   0.5700 S32:   0.2285 S33:  -0.1538                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   C  1001        C  1004                          
REMARK   3    ORIGIN FOR THE GROUP (A):   8.3216  37.7664  27.7552              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0102 T22:   0.3243                                     
REMARK   3      T33:   0.2886 T12:   0.0955                                     
REMARK   3      T13:   0.2546 T23:   0.3598                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  20.2991 L22:  25.1112                                     
REMARK   3      L33:  47.3705 L12:  22.4164                                     
REMARK   3      L13: -28.1262 L23: -32.7906                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.2014 S12:  -1.4159 S13:   0.5828                       
REMARK   3      S21:   4.1868 S22:   2.0744 S23:   4.2002                       
REMARK   3      S31:  -6.0252 S32:  -2.2784 S33:  -2.2758                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   D  1001        D  1004                          
REMARK   3    ORIGIN FOR THE GROUP (A):   9.6867 -10.2540  16.2714              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.2607 T22:   0.2397                                     
REMARK   3      T33:  -0.1526 T12:   0.1177                                     
REMARK   3      T13:  -0.0701 T23:   0.1025                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  56.5382 L22:  95.5164                                     
REMARK   3      L33:  38.1379 L12:  35.4401                                     
REMARK   3      L13: -20.5228 L23: -27.5514                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.9846 S12:   1.3823 S13:  -3.1185                       
REMARK   3      S21:  -3.3006 S22:   1.0252 S23:  -1.8795                       
REMARK   3      S31:   4.3788 S32:  -1.4526 S33:  -0.0406                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 2O4I COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-DEC-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000040676.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 14-JUL-06                          
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               : ESRF                               
REMARK 200  BEAMLINE                       : ID14-3                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.931                              
REMARK 200  MONOCHROMATOR                  : SI 111 CHANNEL                     
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 6708                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 25.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 87.9                               
REMARK 200  DATA REDUNDANCY                : 6.900                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.15600                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 3.7000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.58                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 83.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.00                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.44000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.100                              
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: PDB ENTRY 2O4G                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 38.31                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.99                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 2KMME, 0.1M IMIDAZOLE, 0.3M      
REMARK 280  LITHIUM SULFATE, PH 6.5, VAPOR DIFFUSION, HANGING DROP,             
REMARK 280  TEMPERATURE 293K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       85.61000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       40.37900            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       40.37900            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      128.41500            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       40.37900            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       40.37900            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       42.80500            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       40.37900            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       40.37900            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      128.41500            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       40.37900            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       40.37900            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       42.80500            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       85.61000            
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: TETRAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D, A, 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      DG C   980                                                      
REMARK 465      DC C   981                                                      
REMARK 465      DT C   982                                                      
REMARK 465      DA C   983                                                      
REMARK 465      DG C   984                                                      
REMARK 465      DG C   985                                                      
REMARK 465      DC C   986                                                      
REMARK 465      DA C   987                                                      
REMARK 465      DG C   988                                                      
REMARK 465      DG C   989                                                      
REMARK 465      DA C   990                                                      
REMARK 465      DA C   991                                                      
REMARK 465      DC C   992                                                      
REMARK 465      DC C   993                                                      
REMARK 465      DC C   994                                                      
REMARK 465      DC C   995                                                      
REMARK 465      DT C   996                                                      
REMARK 465      DC C   997                                                      
REMARK 465      DC C   998                                                      
REMARK 465      DT C   999                                                      
REMARK 465      DC C  1000                                                      
REMARK 465      DG D   980                                                      
REMARK 465      DC D   981                                                      
REMARK 465      DT D   982                                                      
REMARK 465      DA D   983                                                      
REMARK 465      DG D   984                                                      
REMARK 465      DG D   985                                                      
REMARK 465      DC D   986                                                      
REMARK 465      DA D   987                                                      
REMARK 465      DG D   988                                                      
REMARK 465      DG D   989                                                      
REMARK 465      DA D   990                                                      
REMARK 465      DA D   991                                                      
REMARK 465      DC D   992                                                      
REMARK 465      DC D   993                                                      
REMARK 465      DC D   994                                                      
REMARK 465      DC D   995                                                      
REMARK 465      DT D   996                                                      
REMARK 465      DC D   997                                                      
REMARK 465      DC D   998                                                      
REMARK 465      DT D   999                                                      
REMARK 465      DC D  1000                                                      
REMARK 465     MET A    -1                                                      
REMARK 465     LYS A     0                                                      
REMARK 465     HIS A     1                                                      
REMARK 465     HIS A     2                                                      
REMARK 465     HIS A     3                                                      
REMARK 465     HIS A     4                                                      
REMARK 465     HIS A     5                                                      
REMARK 465     HIS A     6                                                      
REMARK 465     PRO A     7                                                      
REMARK 465     MET A     8                                                      
REMARK 465     SER A   167                                                      
REMARK 465     PRO A   168                                                      
REMARK 465     SER A   169                                                      
REMARK 465     GLY A   170                                                      
REMARK 465     ASN A   171                                                      
REMARK 465     GLY A   172                                                      
REMARK 465     SER A   173                                                      
REMARK 465     ARG A   174                                                      
REMARK 465     THR A   235                                                      
REMARK 465     PRO A   236                                                      
REMARK 465     ALA A   237                                                      
REMARK 465     THR A   238                                                      
REMARK 465     THR A   239                                                      
REMARK 465     GLY A   240                                                      
REMARK 465     THR A   241                                                      
REMARK 465     THR A   242                                                      
REMARK 465     ASN A   243                                                      
REMARK 465     LEU A   244                                                      
REMARK 465     ARG A   245                                                      
REMARK 465     MET B    -1                                                      
REMARK 465     LYS B     0                                                      
REMARK 465     HIS B     1                                                      
REMARK 465     HIS B     2                                                      
REMARK 465     HIS B     3                                                      
REMARK 465     HIS B     4                                                      
REMARK 465     HIS B     5                                                      
REMARK 465     HIS B     6                                                      
REMARK 465     PRO B     7                                                      
REMARK 465     MET B     8                                                      
REMARK 465     SER B   166                                                      
REMARK 465     SER B   167                                                      
REMARK 465     PRO B   168                                                      
REMARK 465     SER B   169                                                      
REMARK 465     GLY B   170                                                      
REMARK 465     ASN B   171                                                      
REMARK 465     GLY B   172                                                      
REMARK 465     SER B   173                                                      
REMARK 465     THR B   235                                                      
REMARK 465     PRO B   236                                                      
REMARK 465     ALA B   237                                                      
REMARK 465     THR B   238                                                      
REMARK 465     THR B   239                                                      
REMARK 465     GLY B   240                                                      
REMARK 465     THR B   241                                                      
REMARK 465     THR B   242                                                      
REMARK 465     ASN B   243                                                      
REMARK 465     LEU B   244                                                      
REMARK 465     ARG B   245                                                      
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    HIS A  10      120.42    178.21                                   
REMARK 500    TYR A 129      -70.21   -139.99                                   
REMARK 500    LEU A 147       37.81    -93.50                                   
REMARK 500    TYR A 177       46.91   -109.82                                   
REMARK 500    ASP A 193       76.01     52.67                                   
REMARK 500    HIS B  10      122.01    177.86                                   
REMARK 500    TYR B 129      -69.94   -140.44                                   
REMARK 500    LEU B 147       38.27    -94.38                                   
REMARK 500    LYS B 175     -120.87   -141.69                                   
REMARK 500    ASP B 193       76.54     51.34                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2O4G   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN COMPLEXED WITH A NUCLEOTIDE                         
REMARK 900 RELATED ID: 1Y97   RELATED DB: PDB                                   
REMARK 900 HOMOLOGUE PROTEIN                                                    
DBREF  2O4I A    9   245  UNP    Q91XB0   TREX1_MOUSE      9    245             
DBREF  2O4I B    9   245  UNP    Q91XB0   TREX1_MOUSE      9    245             
DBREF  2O4I C  980  1004  PDB    2O4I     2O4I           980   1004             
DBREF  2O4I D  980  1004  PDB    2O4I     2O4I           980   1004             
SEQADV 2O4I MET A   -1  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I LYS A    0  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS A    1  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS A    2  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS A    3  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS A    4  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS A    5  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS A    6  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I PRO A    7  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I MET A    8  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I ALA A  195  UNP  Q91XB0    HIS   195 ENGINEERED MUTATION            
SEQADV 2O4I MET B   -1  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I LYS B    0  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS B    1  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS B    2  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS B    3  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS B    4  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS B    5  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I HIS B    6  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I PRO B    7  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I MET B    8  UNP  Q91XB0              EXPRESSION TAG                 
SEQADV 2O4I ALA B  195  UNP  Q91XB0    HIS   195 ENGINEERED MUTATION            
SEQRES   1 C   25   DG  DC  DT  DA  DG  DG  DC  DA  DG  DG  DA  DA  DC          
SEQRES   2 C   25   DC  DC  DC  DT  DC  DC  DT  DC  DC  DC  DC  DT              
SEQRES   1 D   25   DG  DC  DT  DA  DG  DG  DC  DA  DG  DG  DA  DA  DC          
SEQRES   2 D   25   DC  DC  DC  DT  DC  DC  DT  DC  DC  DC  DC  DT              
SEQRES   1 A  247  MET LYS HIS HIS HIS HIS HIS HIS PRO MET GLY HIS MET          
SEQRES   2 A  247  GLN THR LEU ILE PHE LEU ASP LEU GLU ALA THR GLY LEU          
SEQRES   3 A  247  PRO SER SER ARG PRO GLU VAL THR GLU LEU CYS LEU LEU          
SEQRES   4 A  247  ALA VAL HIS ARG ARG ALA LEU GLU ASN THR SER ILE SER          
SEQRES   5 A  247  GLN GLY HIS PRO PRO PRO VAL PRO ARG PRO PRO ARG VAL          
SEQRES   6 A  247  VAL ASP LYS LEU SER LEU CYS ILE ALA PRO GLY LYS ALA          
SEQRES   7 A  247  CYS SER PRO GLY ALA SER GLU ILE THR GLY LEU SER LYS          
SEQRES   8 A  247  ALA GLU LEU GLU VAL GLN GLY ARG GLN ARG PHE ASP ASP          
SEQRES   9 A  247  ASN LEU ALA ILE LEU LEU ARG ALA PHE LEU GLN ARG GLN          
SEQRES  10 A  247  PRO GLN PRO CYS CYS LEU VAL ALA HIS ASN GLY ASP ARG          
SEQRES  11 A  247  TYR ASP PHE PRO LEU LEU GLN THR GLU LEU ALA ARG LEU          
SEQRES  12 A  247  SER THR PRO SER PRO LEU ASP GLY THR PHE CYS VAL ASP          
SEQRES  13 A  247  SER ILE ALA ALA LEU LYS ALA LEU GLU GLN ALA SER SER          
SEQRES  14 A  247  PRO SER GLY ASN GLY SER ARG LYS SER TYR SER LEU GLY          
SEQRES  15 A  247  SER ILE TYR THR ARG LEU TYR TRP GLN ALA PRO THR ASP          
SEQRES  16 A  247  SER ALA THR ALA GLU GLY ASP VAL LEU THR LEU LEU SER          
SEQRES  17 A  247  ILE CYS GLN TRP LYS PRO GLN ALA LEU LEU GLN TRP VAL          
SEQRES  18 A  247  ASP GLU HIS ALA ARG PRO PHE SER THR VAL LYS PRO MET          
SEQRES  19 A  247  TYR GLY THR PRO ALA THR THR GLY THR THR ASN LEU ARG          
SEQRES   1 B  247  MET LYS HIS HIS HIS HIS HIS HIS PRO MET GLY HIS MET          
SEQRES   2 B  247  GLN THR LEU ILE PHE LEU ASP LEU GLU ALA THR GLY LEU          
SEQRES   3 B  247  PRO SER SER ARG PRO GLU VAL THR GLU LEU CYS LEU LEU          
SEQRES   4 B  247  ALA VAL HIS ARG ARG ALA LEU GLU ASN THR SER ILE SER          
SEQRES   5 B  247  GLN GLY HIS PRO PRO PRO VAL PRO ARG PRO PRO ARG VAL          
SEQRES   6 B  247  VAL ASP LYS LEU SER LEU CYS ILE ALA PRO GLY LYS ALA          
SEQRES   7 B  247  CYS SER PRO GLY ALA SER GLU ILE THR GLY LEU SER LYS          
SEQRES   8 B  247  ALA GLU LEU GLU VAL GLN GLY ARG GLN ARG PHE ASP ASP          
SEQRES   9 B  247  ASN LEU ALA ILE LEU LEU ARG ALA PHE LEU GLN ARG GLN          
SEQRES  10 B  247  PRO GLN PRO CYS CYS LEU VAL ALA HIS ASN GLY ASP ARG          
SEQRES  11 B  247  TYR ASP PHE PRO LEU LEU GLN THR GLU LEU ALA ARG LEU          
SEQRES  12 B  247  SER THR PRO SER PRO LEU ASP GLY THR PHE CYS VAL ASP          
SEQRES  13 B  247  SER ILE ALA ALA LEU LYS ALA LEU GLU GLN ALA SER SER          
SEQRES  14 B  247  PRO SER GLY ASN GLY SER ARG LYS SER TYR SER LEU GLY          
SEQRES  15 B  247  SER ILE TYR THR ARG LEU TYR TRP GLN ALA PRO THR ASP          
SEQRES  16 B  247  SER ALA THR ALA GLU GLY ASP VAL LEU THR LEU LEU SER          
SEQRES  17 B  247  ILE CYS GLN TRP LYS PRO GLN ALA LEU LEU GLN TRP VAL          
SEQRES  18 B  247  ASP GLU HIS ALA ARG PRO PHE SER THR VAL LYS PRO MET          
SEQRES  19 B  247  TYR GLY THR PRO ALA THR THR GLY THR THR ASN LEU ARG          
HELIX    1   1 LEU A   24  ARG A   28  5                                   5    
HELIX    2   2 ARG A   41  ASN A   46  1                                   6    
HELIX    3   3 SER A   78  GLY A   86  1                                   9    
HELIX    4   4 SER A   88  GLN A   95  1                                   8    
HELIX    5   5 ASP A  101  GLN A  115  1                                  15    
HELIX    6   6 TYR A  129  LEU A  141  1                                  13    
HELIX    7   7 SER A  155  ALA A  165  1                                  11    
HELIX    8   8 SER A  178  TRP A  188  1                                  11    
HELIX    9   9 THR A  196  GLN A  209  1                                  14    
HELIX   10  10 LYS A  211  ALA A  223  1                                  13    
HELIX   11  11 SER A  227  VAL A  229  5                                   3    
HELIX   12  12 LEU B   24  ARG B   28  5                                   5    
HELIX   13  13 ARG B   41  ASN B   46  1                                   6    
HELIX   14  14 SER B   78  GLY B   86  1                                   9    
HELIX   15  15 SER B   88  GLN B   95  1                                   8    
HELIX   16  16 ASP B  101  GLN B  115  1                                  15    
HELIX   17  17 TYR B  129  LEU B  141  1                                  13    
HELIX   18  18 SER B  155  ALA B  165  1                                  11    
HELIX   19  19 SER B  178  TRP B  188  1                                  11    
HELIX   20  20 THR B  196  GLN B  209  1                                  14    
HELIX   21  21 LYS B  211  ALA B  223  1                                  13    
HELIX   22  22 SER B  227  VAL B  229  5                                   3    
SHEET    1   A12 ARG A 224  PRO A 225  0                                        
SHEET    2   A12 PHE A 151  ASP A 154 -1  N  CYS A 152   O  ARG A 224           
SHEET    3   A12 CYS A 119  ALA A 123  1  N  CYS A 119   O  PHE A 151           
SHEET    4   A12 THR A  13  ALA A  21  1  N  LEU A  17   O  VAL A 122           
SHEET    5   A12 VAL A  31  HIS A  40 -1  O  GLU A  33   N  GLU A  20           
SHEET    6   A12 ASP A  65  CYS A  70 -1  O  LEU A  67   N  LEU A  36           
SHEET    7   A12 ASP B  65  CYS B  70 -1  O  SER B  68   N  LYS A  66           
SHEET    8   A12 VAL B  31  HIS B  40 -1  N  LEU B  36   O  LEU B  67           
SHEET    9   A12 THR B  13  ALA B  21 -1  N  GLU B  20   O  GLU B  33           
SHEET   10   A12 CYS B 119  ALA B 123  1  O  VAL B 122   N  LEU B  17           
SHEET   11   A12 PHE B 151  ASP B 154  1  O  PHE B 151   N  CYS B 119           
SHEET   12   A12 ARG B 224  PRO B 225 -1  O  ARG B 224   N  CYS B 152           
CISPEP   1 HIS A   53    PRO A   54          0        -0.39                     
CISPEP   2 GLN A  117    PRO A  118          0        -2.85                     
CISPEP   3 HIS B   53    PRO B   54          0        -9.35                     
CISPEP   4 GLN B  117    PRO B  118          0        -2.33                     
CRYST1   80.758   80.758  171.220  90.00  90.00  90.00 P 43 21 2    16          
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      0.012383  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012383  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005840        0.00000