HEADER    OXIDOREDUCTASE                          23-SEP-04   1XJM              
TITLE     STRUCTURAL MECHANISM OF ALLOSTERIC SUBSTRATE SPECIFICITY IN A         
TITLE    2 RIBONUCLEOTIDE REDUCTASE: DTTP COMPLEX                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RIBONUCLEOTIDE REDUCTASE, B12-DEPENDENT;                   
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: RESIDUES 1-644;                                            
COMPND   5 EC: 1.17.4.1;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: THERMOTOGA MARITIMA;                            
SOURCE   3 ORGANISM_TAXID: 2336;                                                
SOURCE   4 GENE: NRDJ;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET-22B                                   
KEYWDS    RIBONUCLEOTIDE REDUCTASE, 10 ALPHA-BETA BARREL, ALLOSTERIC            
KEYWDS   2 REGULATION, SUBSTRATE SPECIFICITY, PROTEIN-NUCLEOTIDE COMPLEX,       
KEYWDS   3 OXIDOREDUCTASE                                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.-M.LARSSON,A.JORDAN,R.ELIASSON,P.REICHARD,D.T.LOGAN,P.NORDLUND      
REVDAT   4   23-AUG-23 1XJM    1       REMARK LINK                              
REVDAT   3   11-OCT-17 1XJM    1       REMARK                                   
REVDAT   2   24-FEB-09 1XJM    1       VERSN                                    
REVDAT   1   20-DEC-05 1XJM    0                                                
JRNL        AUTH   K.-M.LARSSON,A.JORDAN,R.ELIASSON,P.REICHARD,D.T.LOGAN,       
JRNL        AUTH 2 P.NORDLUND                                                   
JRNL        TITL   STRUCTURAL MECHANISM OF ALLOSTERIC SUBSTRATE SPECIFICITY     
JRNL        TITL 2 REGULATION IN A RIBONUCLEOTIDE REDUCTASE.                    
JRNL        REF    NAT.STRUCT.MOL.BIOL.          V.  11  1142 2004              
JRNL        REFN                   ISSN 1545-9993                               
JRNL        PMID   15475969                                                     
JRNL        DOI    10.1038/NSMB838                                              
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.40 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.1.24                                        
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) : 2.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.98                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 54841                          
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) : 0.188                           
REMARK   3   R VALUE            (WORKING SET) : 0.184                           
REMARK   3   FREE R VALUE                     : 0.247                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2969                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.40                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.46                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3958                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.36                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2220                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 234                          
REMARK   3   BIN FREE R VALUE                    : 0.3250                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 9828                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 118                                     
REMARK   3   SOLVENT ATOMS            : 300                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 35.40                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 2.50000                                              
REMARK   3    B22 (A**2) : 0.35000                                              
REMARK   3    B33 (A**2) : -2.23000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 1.32000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.388         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.261         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.192         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 8.090         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.947                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.906                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A): 10140 ; 0.017 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES): 13712 ; 1.718 ; 1.989       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):  1217 ; 6.779 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   471 ;37.176 ;24.246       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  1843 ;18.609 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    67 ;18.733 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):  1533 ; 0.115 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  7532 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  4993 ; 0.215 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  6890 ; 0.307 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   524 ; 0.166 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):     2 ; 0.276 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    34 ; 0.200 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     6 ; 0.484 ; 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):  6315 ; 0.875 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  9877 ; 1.535 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  4354 ; 2.337 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  3835 ; 3.631 ; 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 : 1                                 
REMARK   3                                                                      
REMARK   3  NCS GROUP NUMBER               : 1                                  
REMARK   3     CHAIN NAMES                    : A B                             
REMARK   3     NUMBER OF COMPONENTS NCS GROUP : 4                               
REMARK   3       COMPONENT C  SSSEQI  TO  C   SSSEQI   CODE                     
REMARK   3           1     A      1       A      62      3                      
REMARK   3           1     B      1       B      62      3                      
REMARK   3           2     A     71       A     179      3                      
REMARK   3           2     B     71       B     179      3                      
REMARK   3           3     A    211       A     512      3                      
REMARK   3           3     B    211       B     512      3                      
REMARK   3           4     A    569       A     633      3                      
REMARK   3           4     B    569       B     632      3                      
REMARK   3                   GROUP CHAIN        COUNT   RMS     WEIGHT          
REMARK   3   TIGHT POSITIONAL   1    A    (A):   2120 ;  0.07 ;  0.05           
REMARK   3   LOOSE POSITIONAL   1    A    (A):   2134 ;  0.39 ;  5.00           
REMARK   3   TIGHT THERMAL      1    A (A**2):   2120 ;  0.18 ;  0.50           
REMARK   3   LOOSE THERMAL      1    A (A**2):   2134 ;  1.63 ; 10.00           
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 1XJM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-OCT-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000030429.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-AUG-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X13                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.804                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MAR                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 57953                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.6                               
REMARK 200  DATA REDUNDANCY                : 3.800                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.11500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.4000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.60                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.80                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.33700                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: PDB ENTRY 1XJE                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.58                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG8000, SODIUM ACETATE, SODIUM          
REMARK 280  CHLORIDE, DITHIOTREITHOL, PH 4.5, VAPOR DIFFUSION, HANGING DROP,    
REMARK 280  TEMPERATURE 293K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
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        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       59.21900            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       61.88800            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       59.21900            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       61.88800            
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 CONSISTS OF A HOMODIMER, WHICH           
REMARK 300 CONSTITUTE A FUNCTIONAL FORM OF THE ENZYME.                          
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5720 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 45430 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -62.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A1146  LIES ON A SPECIAL POSITION.                          
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     GLY A   204                                                      
REMARK 465     SER A   205                                                      
REMARK 465     ARG A   206                                                      
REMARK 465     ARG A   207                                                      
REMARK 465     ARG A   208                                                      
REMARK 465     GLY A   209                                                      
REMARK 465     ASN A   232                                                      
REMARK 465     THR A   233                                                      
REMARK 465     GLY A   234                                                      
REMARK 465     GLU A   235                                                      
REMARK 465     TYR A   628                                                      
REMARK 465     GLN A   634                                                      
REMARK 465     THR A   635                                                      
REMARK 465     GLN A   636                                                      
REMARK 465     VAL A   637                                                      
REMARK 465     LEU A   638                                                      
REMARK 465     THR A   639                                                      
REMARK 465     LYS A   640                                                      
REMARK 465     ALA A   641                                                      
REMARK 465     LEU A   642                                                      
REMARK 465     LYS A   643                                                      
REMARK 465     THR A   644                                                      
REMARK 465     GLN B   203                                                      
REMARK 465     GLY B   204                                                      
REMARK 465     SER B   205                                                      
REMARK 465     ARG B   206                                                      
REMARK 465     ARG B   207                                                      
REMARK 465     ARG B   208                                                      
REMARK 465     GLY B   209                                                      
REMARK 465     GLU B   231                                                      
REMARK 465     ASN B   232                                                      
REMARK 465     THR B   233                                                      
REMARK 465     GLY B   234                                                      
REMARK 465     GLU B   235                                                      
REMARK 465     ALA B   236                                                      
REMARK 465     THR B   513                                                      
REMARK 465     ARG B   514                                                      
REMARK 465     PHE B   515                                                      
REMARK 465     VAL B   516                                                      
REMARK 465     THR B   517                                                      
REMARK 465     LYS B   518                                                      
REMARK 465     GLU B   519                                                      
REMARK 465     ASP B   520                                                      
REMARK 465     GLY B   521                                                      
REMARK 465     THR B   522                                                      
REMARK 465     LYS B   523                                                      
REMARK 465     GLU B   524                                                      
REMARK 465     PRO B   525                                                      
REMARK 465     LEU B   526                                                      
REMARK 465     LEU B   527                                                      
REMARK 465     TYR B   528                                                      
REMARK 465     LEU B   633                                                      
REMARK 465     GLN B   634                                                      
REMARK 465     THR B   635                                                      
REMARK 465     GLN B   636                                                      
REMARK 465     VAL B   637                                                      
REMARK 465     LEU B   638                                                      
REMARK 465     THR B   639                                                      
REMARK 465     LYS B   640                                                      
REMARK 465     ALA B   641                                                      
REMARK 465     LEU B   642                                                      
REMARK 465     LYS B   643                                                      
REMARK 465     THR B   644                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   NH1  ARG A   450     O    LYS A   477              2.17            
REMARK 500   O    ALA A   236     N    LEU A   238              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A  1145     O    HOH A  1147     2355     1.73            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A 623   NE  -  CZ  -  NH1 ANGL. DEV. =   4.8 DEGREES          
REMARK 500    ARG A 623   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASN A  65        3.86    -61.56                                   
REMARK 500    ARG A  85       41.05     70.56                                   
REMARK 500    HIS A 181       31.85     39.32                                   
REMARK 500    VAL A 237      -30.49     40.36                                   
REMARK 500    ARG A 270       33.06    -99.50                                   
REMARK 500    ASN A 346       53.44     38.96                                   
REMARK 500    MET A 460     -151.31     51.32                                   
REMARK 500    MET A 462       24.71   -143.73                                   
REMARK 500    ARG A 480      116.12   -161.15                                   
REMARK 500    GLU A 519      -76.04    -34.17                                   
REMARK 500    ASP A 520     -124.65     92.74                                   
REMARK 500    THR A 522      -64.08   -170.95                                   
REMARK 500    LYS A 523      125.17    162.10                                   
REMARK 500    ASN A 530      128.30    -38.13                                   
REMARK 500    ARG A 544      -73.24    -52.07                                   
REMARK 500    ASN A 593     -150.82    -90.14                                   
REMARK 500    ASN A 594     -163.23   -109.23                                   
REMARK 500    GLU B  66      -34.30    172.41                                   
REMARK 500    ASP B 350       90.30    -64.56                                   
REMARK 500    PRO B 442      -38.50    -34.92                                   
REMARK 500    PRO B 457       20.47    -75.25                                   
REMARK 500    MET B 460     -156.02     57.56                                   
REMARK 500    MET B 462       27.09   -143.94                                   
REMARK 500    ARG B 480      118.39   -166.82                                   
REMARK 500    ASN B 538      -82.46     -5.79                                   
REMARK 500    PRO B 539     -125.87    -83.36                                   
REMARK 500    GLU B 540      -60.23     75.56                                   
REMARK 500    ASN B 593     -147.89    -87.22                                   
REMARK 500    ASN B 594     -165.64   -113.56                                   
REMARK 500    THR B 620     -168.67    -71.77                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 LYS A  518     GLU A  519                 -147.47                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A1005  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 TTP A1001   O2B                                                    
REMARK 620 2 TTP A1001   O1A  83.3                                              
REMARK 620 3 TTP A1001   O2G  73.6  75.5                                        
REMARK 620 N                    1     2                                         
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG B1006  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 TTP B1002   O2B                                                    
REMARK 620 2 TTP B1002   O1A  87.9                                              
REMARK 620 3 HOH B1112   O   111.3 131.2                                        
REMARK 620 N                    1     2                                         
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 1005                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1006                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TTP A 1001                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TTP B 1002                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TTP B 1003                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TTP A 1004                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1XJE   RELATED DB: PDB                                   
REMARK 900 THERMOTOGA MARITIMA NRDJ IN COMPLEX WITH DTTP AND GDP                
REMARK 900 RELATED ID: 1XJF   RELATED DB: PDB                                   
REMARK 900 THERMOTOGA MARITIMA NRDJ IN COMPLEX WITH DATP                        
REMARK 900 RELATED ID: 1XJG   RELATED DB: PDB                                   
REMARK 900 THERMOTOGA MARITIMA NRDJ IN COMPLEX WITH DATP AND UDP                
REMARK 900 RELATED ID: 1XJJ   RELATED DB: PDB                                   
REMARK 900 THERMOTOGA MARITIMA NRDJ IN COMPLEX WITH DGTP                        
REMARK 900 RELATED ID: 1XJK   RELATED DB: PDB                                   
REMARK 900 THERMOTOGA MARITIMA NRDJ IN COMPLEX WITH DGTP AND ADP                
REMARK 900 RELATED ID: 1XJN   RELATED DB: PDB                                   
REMARK 900 THERMOTOGA MARITIMA NRDJ IN COMPLEX WITH CDP AND DATP                
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 RESIDUE 205 IS A TYROSINE IN GB NP_227934 BUT NO                     
REMARK 999 DENSITY FOR ATOMS BEYOND CB CAN BE FOUND IN AN                       
REMARK 999 OTHERWISE ORDERED LOOP, SUGGESTING SEQUENCING ERROR                  
REMARK 999 OR SPONTANEOUS MUTATION. THE AUTHORS SUGGEST A POINT                 
REMARK 999 MUTATION EITHER IN THE SEQUENCING CLONE                              
REMARK 999 (SER->TYR MUTATION) OR IN THEIR EXPRESSION CLONE                     
REMARK 999 (TYR->SER). CODONS FOR TYR=ATA AND SER=AGA.                          
DBREF  1XJM A    1   644  UNP    O33839   O33839_THEMA     1    644             
DBREF  1XJM B    1   644  UNP    O33839   O33839_THEMA     1    644             
SEQADV 1XJM SER A  205  UNP  O33839    TYR   205 SEE REMARK 999                 
SEQADV 1XJM SER B  205  UNP  O33839    TYR   205 SEE REMARK 999                 
SEQRES   1 A  644  MET LYS LEU SER ASP LEU ILE SER ARG TRP ILE ASP VAL          
SEQRES   2 A  644  GLU PRO SER LYS ASN ALA GLN ILE ILE LEU ARG ASP ARG          
SEQRES   3 A  644  TYR PHE MET LYS ASP LEU ASP GLY ASN TYR LEU GLU THR          
SEQRES   4 A  644  LYS TRP GLU ASP VAL ALA ARG ARG VAL ALA ARG VAL VAL          
SEQRES   5 A  644  ALA THR ALA GLU LEU LEU ASN PRO SER TYR LYS LYS ASN          
SEQRES   6 A  644  GLU LYS LEU ASP ARG ILE LYS GLU TRP GLU ASP ILE PHE          
SEQRES   7 A  644  PHE ARG VAL LEU LYS ALA ARG LEU PHE ILE PRO ASN SER          
SEQRES   8 A  644  PRO THR LEU PHE ASN ALA GLY LEU GLY VAL LYS HIS ASP          
SEQRES   9 A  644  LEU LEU TRP LYS PRO ILE ASP GLN MET THR LEU GLU ASP          
SEQRES  10 A  644  TYR GLU GLU ILE TYR ARG SER ARG ASN HIS LEU HIS MET          
SEQRES  11 A  644  LEU SER ALA CYS PHE VAL VAL PRO VAL GLY ASP SER ILE          
SEQRES  12 A  644  GLU GLU ILE PHE GLU ALA VAL LYS GLU TYR ALA LEU ILE          
SEQRES  13 A  644  THR LYS VAL GLY GLY GLY VAL GLY SER ASN PHE SER GLU          
SEQRES  14 A  644  LEU ARG PRO LYS GLY SER PHE VAL ALA GLY THR HIS GLY          
SEQRES  15 A  644  LYS ALA SER GLY PRO VAL SER PHE MET HIS VAL PHE ASN          
SEQRES  16 A  644  SER ALA ILE SER VAL VAL LYS GLN GLY SER ARG ARG ARG          
SEQRES  17 A  644  GLY ALA LEU MET GLY ILE LEU ASN ILE ASN HIS PRO ASP          
SEQRES  18 A  644  ILE GLU GLU PHE ILE ASP ALA LYS LYS GLU ASN THR GLY          
SEQRES  19 A  644  GLU ALA VAL LEU ASN PHE PHE ASN LEU SER VAL GLY PHE          
SEQRES  20 A  644  PRO MET ASP LYS LYS GLU ILE LEU LYS LEU TYR GLU GLU          
SEQRES  21 A  644  ASP GLY GLU LEU GLU LEU SER HIS PRO ARG SER THR ILE          
SEQRES  22 A  644  ARG LYS LYS VAL LYS ILE ARG GLU LEU PHE ARG LYS ILE          
SEQRES  23 A  644  ALA THR ASN ALA TRP LYS SER GLY ASP PRO GLY LEU ALA          
SEQRES  24 A  644  PHE LEU GLY GLU MET ASN LYS TYR TYR PRO LEU TYR PRO          
SEQRES  25 A  644  HIS ARG LYS ILE ASN SER THR ASN PRO CYS GLY GLU ILE          
SEQRES  26 A  644  GLY LEU SER ASP TYR GLU ALA CYS ASN LEU GLY SER ILE          
SEQRES  27 A  644  ASP VAL ALA LYS PHE TYR ASN ASN GLY PHE VAL ASP LEU          
SEQRES  28 A  644  GLU ALA LEU GLN GLU LEU VAL GLN ILE ALA VAL ARG PHE          
SEQRES  29 A  644  LEU ASP ASN VAL ILE ASP VAL ASN VAL PHE PRO ILE ASP          
SEQRES  30 A  644  LYS ILE THR LYS ALA VAL LYS GLU SER ARG ARG LEU GLY          
SEQRES  31 A  644  LEU GLY ILE MET GLY PHE ALA ASP LEU LEU TYR LYS LEU          
SEQRES  32 A  644  GLU ILE PRO TYR ASN SER GLN GLU ALA ARG ASP PHE ALA          
SEQRES  33 A  644  ALA ASN LEU MET ALA PHE ILE ALA LEU HIS ALA HIS ARG          
SEQRES  34 A  644  THR SER TYR GLU LEU GLY LYS GLU LYS GLY ASN PHE PRO          
SEQRES  35 A  644  LEU LEU GLU ILE SER ARG TYR ARG THR GLU ASP ASN PHE          
SEQRES  36 A  644  VAL PRO PHE ALA MET GLY MET SER ASN TYR ASP ASP GLU          
SEQRES  37 A  644  ILE ARG GLU VAL MET LYS MET THR LYS GLU PHE ARG ARG          
SEQRES  38 A  644  ASN VAL ALA LEU LEU THR ILE ALA PRO THR GLY SER ILE          
SEQRES  39 A  644  SER ASN ILE ALA ASP THR SER SER GLY LEU GLU PRO ASN          
SEQRES  40 A  644  PHE LEU LEU ALA TYR THR ARG PHE VAL THR LYS GLU ASP          
SEQRES  41 A  644  GLY THR LYS GLU PRO LEU LEU TYR VAL ASN GLN VAL LEU          
SEQRES  42 A  644  ARG GLU LYS LEU ASN PRO GLU ILE LEU LYS ARG ILE GLU          
SEQRES  43 A  644  LYS GLU LEU ILE GLU LYS GLY SER LEU LYS ASP ILE PRO          
SEQRES  44 A  644  ASP VAL PRO GLU LYS ILE LYS LYS VAL PHE VAL VAL ALA          
SEQRES  45 A  644  LEU ASP ILE ASP PRO MET ASP HIS LEU LEU MET GLN ASP          
SEQRES  46 A  644  ALA PHE GLN ARG TYR VAL ASP ASN ASN ILE SER LYS THR          
SEQRES  47 A  644  ILE ASN MET PRO GLN SER ALA THR VAL ASP ASP VAL LEU          
SEQRES  48 A  644  ASN VAL TYR LEU GLU ALA LEU ARG THR ASN VAL ARG GLY          
SEQRES  49 A  644  ILE THR VAL TYR ARG ASP GLY SER LEU GLN THR GLN VAL          
SEQRES  50 A  644  LEU THR LYS ALA LEU LYS THR                                  
SEQRES   1 B  644  MET LYS LEU SER ASP LEU ILE SER ARG TRP ILE ASP VAL          
SEQRES   2 B  644  GLU PRO SER LYS ASN ALA GLN ILE ILE LEU ARG ASP ARG          
SEQRES   3 B  644  TYR PHE MET LYS ASP LEU ASP GLY ASN TYR LEU GLU THR          
SEQRES   4 B  644  LYS TRP GLU ASP VAL ALA ARG ARG VAL ALA ARG VAL VAL          
SEQRES   5 B  644  ALA THR ALA GLU LEU LEU ASN PRO SER TYR LYS LYS ASN          
SEQRES   6 B  644  GLU LYS LEU ASP ARG ILE LYS GLU TRP GLU ASP ILE PHE          
SEQRES   7 B  644  PHE ARG VAL LEU LYS ALA ARG LEU PHE ILE PRO ASN SER          
SEQRES   8 B  644  PRO THR LEU PHE ASN ALA GLY LEU GLY VAL LYS HIS ASP          
SEQRES   9 B  644  LEU LEU TRP LYS PRO ILE ASP GLN MET THR LEU GLU ASP          
SEQRES  10 B  644  TYR GLU GLU ILE TYR ARG SER ARG ASN HIS LEU HIS MET          
SEQRES  11 B  644  LEU SER ALA CYS PHE VAL VAL PRO VAL GLY ASP SER ILE          
SEQRES  12 B  644  GLU GLU ILE PHE GLU ALA VAL LYS GLU TYR ALA LEU ILE          
SEQRES  13 B  644  THR LYS VAL GLY GLY GLY VAL GLY SER ASN PHE SER GLU          
SEQRES  14 B  644  LEU ARG PRO LYS GLY SER PHE VAL ALA GLY THR HIS GLY          
SEQRES  15 B  644  LYS ALA SER GLY PRO VAL SER PHE MET HIS VAL PHE ASN          
SEQRES  16 B  644  SER ALA ILE SER VAL VAL LYS GLN GLY SER ARG ARG ARG          
SEQRES  17 B  644  GLY ALA LEU MET GLY ILE LEU ASN ILE ASN HIS PRO ASP          
SEQRES  18 B  644  ILE GLU GLU PHE ILE ASP ALA LYS LYS GLU ASN THR GLY          
SEQRES  19 B  644  GLU ALA VAL LEU ASN PHE PHE ASN LEU SER VAL GLY PHE          
SEQRES  20 B  644  PRO MET ASP LYS LYS GLU ILE LEU LYS LEU TYR GLU GLU          
SEQRES  21 B  644  ASP GLY GLU LEU GLU LEU SER HIS PRO ARG SER THR ILE          
SEQRES  22 B  644  ARG LYS LYS VAL LYS ILE ARG GLU LEU PHE ARG LYS ILE          
SEQRES  23 B  644  ALA THR ASN ALA TRP LYS SER GLY ASP PRO GLY LEU ALA          
SEQRES  24 B  644  PHE LEU GLY GLU MET ASN LYS TYR TYR PRO LEU TYR PRO          
SEQRES  25 B  644  HIS ARG LYS ILE ASN SER THR ASN PRO CYS GLY GLU ILE          
SEQRES  26 B  644  GLY LEU SER ASP TYR GLU ALA CYS ASN LEU GLY SER ILE          
SEQRES  27 B  644  ASP VAL ALA LYS PHE TYR ASN ASN GLY PHE VAL ASP LEU          
SEQRES  28 B  644  GLU ALA LEU GLN GLU LEU VAL GLN ILE ALA VAL ARG PHE          
SEQRES  29 B  644  LEU ASP ASN VAL ILE ASP VAL ASN VAL PHE PRO ILE ASP          
SEQRES  30 B  644  LYS ILE THR LYS ALA VAL LYS GLU SER ARG ARG LEU GLY          
SEQRES  31 B  644  LEU GLY ILE MET GLY PHE ALA ASP LEU LEU TYR LYS LEU          
SEQRES  32 B  644  GLU ILE PRO TYR ASN SER GLN GLU ALA ARG ASP PHE ALA          
SEQRES  33 B  644  ALA ASN LEU MET ALA PHE ILE ALA LEU HIS ALA HIS ARG          
SEQRES  34 B  644  THR SER TYR GLU LEU GLY LYS GLU LYS GLY ASN PHE PRO          
SEQRES  35 B  644  LEU LEU GLU ILE SER ARG TYR ARG THR GLU ASP ASN PHE          
SEQRES  36 B  644  VAL PRO PHE ALA MET GLY MET SER ASN TYR ASP ASP GLU          
SEQRES  37 B  644  ILE ARG GLU VAL MET LYS MET THR LYS GLU PHE ARG ARG          
SEQRES  38 B  644  ASN VAL ALA LEU LEU THR ILE ALA PRO THR GLY SER ILE          
SEQRES  39 B  644  SER ASN ILE ALA ASP THR SER SER GLY LEU GLU PRO ASN          
SEQRES  40 B  644  PHE LEU LEU ALA TYR THR ARG PHE VAL THR LYS GLU ASP          
SEQRES  41 B  644  GLY THR LYS GLU PRO LEU LEU TYR VAL ASN GLN VAL LEU          
SEQRES  42 B  644  ARG GLU LYS LEU ASN PRO GLU ILE LEU LYS ARG ILE GLU          
SEQRES  43 B  644  LYS GLU LEU ILE GLU LYS GLY SER LEU LYS ASP ILE PRO          
SEQRES  44 B  644  ASP VAL PRO GLU LYS ILE LYS LYS VAL PHE VAL VAL ALA          
SEQRES  45 B  644  LEU ASP ILE ASP PRO MET ASP HIS LEU LEU MET GLN ASP          
SEQRES  46 B  644  ALA PHE GLN ARG TYR VAL ASP ASN ASN ILE SER LYS THR          
SEQRES  47 B  644  ILE ASN MET PRO GLN SER ALA THR VAL ASP ASP VAL LEU          
SEQRES  48 B  644  ASN VAL TYR LEU GLU ALA LEU ARG THR ASN VAL ARG GLY          
SEQRES  49 B  644  ILE THR VAL TYR ARG ASP GLY SER LEU GLN THR GLN VAL          
SEQRES  50 B  644  LEU THR LYS ALA LEU LYS THR                                  
HET     MG  A1005       1                                                       
HET    TTP  A1001      29                                                       
HET    TTP  A1004      29                                                       
HET     MG  B1006       1                                                       
HET    TTP  B1002      29                                                       
HET    TTP  B1003      29                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     TTP THYMIDINE-5'-TRIPHOSPHATE                                        
FORMUL   3   MG    2(MG 2+)                                                     
FORMUL   4  TTP    4(C10 H17 N2 O14 P3)                                         
FORMUL   9  HOH   *300(H2 O)                                                    
HELIX    1   1 LYS A    2  ILE A   11  1                                  10    
HELIX    2   2 SER A   16  TYR A   27  1                                  12    
HELIX    3   3 LYS A   40  THR A   54  1                                  15    
HELIX    4   4 ALA A   55  ASN A   59  5                                   5    
HELIX    5   5 LYS A   63  ALA A   84  1                                  22    
HELIX    6   6 ASN A   90  ALA A   97  1                                   8    
HELIX    7   7 LYS A  102  TRP A  107  1                                   6    
HELIX    8   8 PRO A  109  MET A  113  5                                   5    
HELIX    9   9 THR A  114  SER A  124  1                                  11    
HELIX   10  10 SER A  142  VAL A  159  1                                  18    
HELIX   11  11 GLY A  186  SER A  199  1                                  14    
HELIX   12  12 ASP A  221  ASP A  227  1                                   7    
HELIX   13  13 ASP A  250  GLU A  260  1                                  11    
HELIX   14  14 ILE A  279  GLY A  294  1                                  16    
HELIX   15  15 PHE A  300  TYR A  307  1                                   8    
HELIX   16  16 ASP A  350  ASN A  372  1                                  23    
HELIX   17  17 ILE A  376  ARG A  387  1                                  12    
HELIX   18  18 GLY A  395  GLU A  404  1                                  10    
HELIX   19  19 SER A  409  GLY A  439  1                                  31    
HELIX   20  20 LEU A  443  ILE A  446  5                                   4    
HELIX   21  21 SER A  447  GLU A  452  1                                   6    
HELIX   22  22 TYR A  465  THR A  476  1                                  12    
HELIX   23  23 THR A  491  ALA A  498  1                                   8    
HELIX   24  24 ASN A  530  LEU A  537  1                                   8    
HELIX   25  25 ASN A  538  GLY A  553  1                                  16    
HELIX   26  26 PRO A  562  PHE A  569  1                                   8    
HELIX   27  27 VAL A  571  ILE A  575  5                                   5    
HELIX   28  28 ASP A  576  ARG A  589  1                                  14    
HELIX   29  29 THR A  606  THR A  620  1                                  15    
HELIX   30  30 LYS B    2  ILE B   11  1                                  10    
HELIX   31  31 SER B   16  TYR B   27  1                                  12    
HELIX   32  32 LYS B   40  THR B   54  1                                  15    
HELIX   33  33 ALA B   55  ASN B   59  5                                   5    
HELIX   34  34 LYS B   63  ALA B   84  1                                  22    
HELIX   35  35 ASN B   90  ALA B   97  1                                   8    
HELIX   36  36 LYS B  102  TRP B  107  1                                   6    
HELIX   37  37 PRO B  109  MET B  113  5                                   5    
HELIX   38  38 THR B  114  SER B  124  1                                  11    
HELIX   39  39 SER B  142  VAL B  159  1                                  18    
HELIX   40  40 GLY B  186  SER B  199  1                                  14    
HELIX   41  41 ASP B  221  ALA B  228  1                                   8    
HELIX   42  42 ASP B  250  GLU B  260  1                                  11    
HELIX   43  43 ILE B  279  GLY B  294  1                                  16    
HELIX   44  44 PHE B  300  TYR B  307  1                                   8    
HELIX   45  45 ASP B  350  ASN B  372  1                                  23    
HELIX   46  46 ILE B  376  ARG B  387  1                                  12    
HELIX   47  47 GLY B  395  LEU B  403  1                                   9    
HELIX   48  48 SER B  409  GLY B  439  1                                  31    
HELIX   49  49 SER B  447  GLU B  452  1                                   6    
HELIX   50  50 TYR B  465  THR B  476  1                                  12    
HELIX   51  51 THR B  491  ALA B  498  1                                   8    
HELIX   52  52 ASN B  530  GLU B  535  1                                   6    
HELIX   53  53 GLU B  540  GLY B  553  1                                  14    
HELIX   54  54 PRO B  562  PHE B  569  1                                   8    
HELIX   55  55 VAL B  571  ILE B  575  5                                   5    
HELIX   56  56 ASP B  576  ARG B  589  1                                  14    
HELIX   57  57 THR B  606  THR B  620  1                                  15    
SHEET    1   A 3 PHE A  87  PRO A  89  0                                        
SHEET    2   A 3 ALA A 332  ASP A 339 -1  O  SER A 337   N  ILE A  88           
SHEET    3   A 3 LEU A 389  MET A 394  1  O  GLY A 392   N  ILE A 338           
SHEET    1   B 8 PHE A  87  PRO A  89  0                                        
SHEET    2   B 8 ALA A 332  ASP A 339 -1  O  SER A 337   N  ILE A  88           
SHEET    3   B 8 CYS A 134  VAL A 136 -1  N  CYS A 134   O  CYS A 333           
SHEET    4   B 8 GLY A 162  ASN A 166  1  O  GLY A 162   N  PHE A 135           
SHEET    5   B 8 LEU A 211  ASN A 216  1  O  ILE A 214   N  SER A 165           
SHEET    6   B 8 PHE A 241  GLY A 246  1  O  GLY A 246   N  LEU A 215           
SHEET    7   B 8 GLY A 297  ALA A 299  1  O  GLY A 297   N  VAL A 245           
SHEET    8   B 8 GLY A 624  ILE A 625 -1  O  ILE A 625   N  LEU A 298           
SHEET    1   C 2 PHE A 176  VAL A 177  0                                        
SHEET    2   C 2 GLY A 182  LYS A 183 -1  O  GLY A 182   N  VAL A 177           
SHEET    1   D 2 GLU A 263  SER A 267  0                                        
SHEET    2   D 2 ARG A 274  LYS A 278 -1  O  VAL A 277   N  LEU A 264           
SHEET    1   E 2 ILE A 316  THR A 319  0                                        
SHEET    2   E 2 GLY A 326  SER A 328 -1  O  LEU A 327   N  SER A 318           
SHEET    1   F 2 TYR A 344  ASN A 345  0                                        
SHEET    2   F 2 PHE A 348  VAL A 349 -1  O  PHE A 348   N  ASN A 345           
SHEET    1   G 2 ALA A 511  VAL A 516  0                                        
SHEET    2   G 2 GLU A 524  VAL A 529 -1  O  GLU A 524   N  VAL A 516           
SHEET    1   H 3 PHE B  87  PRO B  89  0                                        
SHEET    2   H 3 ALA B 332  ASP B 339 -1  O  SER B 337   N  ILE B  88           
SHEET    3   H 3 LEU B 389  MET B 394  1  O  GLY B 392   N  GLY B 336           
SHEET    1   I 9 PHE B  87  PRO B  89  0                                        
SHEET    2   I 9 ALA B 332  ASP B 339 -1  O  SER B 337   N  ILE B  88           
SHEET    3   I 9 CYS B 134  VAL B 136 -1  N  CYS B 134   O  CYS B 333           
SHEET    4   I 9 GLY B 162  ASN B 166  1  O  GLY B 162   N  PHE B 135           
SHEET    5   I 9 LEU B 211  ASN B 216  1  O  ILE B 214   N  SER B 165           
SHEET    6   I 9 PHE B 241  GLY B 246  1  O  ASN B 242   N  LEU B 211           
SHEET    7   I 9 GLY B 297  ALA B 299  1  O  ALA B 299   N  VAL B 245           
SHEET    8   I 9 GLY B 624  ARG B 629 -1  O  ILE B 625   N  LEU B 298           
SHEET    9   I 9 THR B 598  MET B 601  1  N  ILE B 599   O  THR B 626           
SHEET    1   J 2 GLU B 263  LEU B 266  0                                        
SHEET    2   J 2 LYS B 275  LYS B 278 -1  O  VAL B 277   N  LEU B 264           
SHEET    1   K 2 ILE B 316  THR B 319  0                                        
SHEET    2   K 2 GLY B 326  SER B 328 -1  O  LEU B 327   N  SER B 318           
SHEET    1   L 2 TYR B 344  ASN B 345  0                                        
SHEET    2   L 2 PHE B 348  VAL B 349 -1  O  PHE B 348   N  ASN B 345           
LINK         O2B TTP A1001                MG    MG A1005     1555   1555  2.18  
LINK         O1A TTP A1001                MG    MG A1005     1555   1555  2.24  
LINK         O2G TTP A1001                MG    MG A1005     1555   1555  2.49  
LINK         O2B TTP B1002                MG    MG B1006     1555   1555  1.67  
LINK         O1A TTP B1002                MG    MG B1006     1555   1555  1.77  
LINK        MG    MG B1006                 O   HOH B1112     1555   1555  2.94  
CISPEP   1 ASP A  295    PRO A  296          0        -0.39                     
CISPEP   2 TYR A  311    PRO A  312          0         1.77                     
CISPEP   3 GLU A  519    ASP A  520          0        21.58                     
CISPEP   4 ASP B  295    PRO B  296          0        -4.21                     
CISPEP   5 TYR B  311    PRO B  312          0         1.67                     
CISPEP   6 ASN B  538    PRO B  539          0        24.66                     
SITE     1 AC1  1 TTP A1001                                                     
SITE     1 AC2  2 TTP B1002  HOH B1112                                          
SITE     1 AC3 16 ASP A 141  SER A 142  ILE A 143  ARG A 171                    
SITE     2 AC3 16 VAL A 177  ALA A 178  GLY A 179  THR A 180                    
SITE     3 AC3 16 ALA A 184  SER A 185  PHE A 190   MG A1005                    
SITE     4 AC3 16 HOH A1009  LYS B 158  VAL B 200  VAL B 201                    
SITE     1 AC4 14 LYS A 158  VAL A 201  ASP B 141  SER B 142                    
SITE     2 AC4 14 ILE B 143  ARG B 171  VAL B 177  ALA B 178                    
SITE     3 AC4 14 GLY B 179  ALA B 184  SER B 185  PHE B 190                    
SITE     4 AC4 14  MG B1006  HOH B1036                                          
SITE     1 AC5 13 ARG B  26  SER B  91  ALA B 133  GLU B 324                    
SITE     2 AC5 13 LEU B 335  ALA B 489  PRO B 490  THR B 491                    
SITE     3 AC5 13 GLY B 492  SER B 493  ILE B 494  HOH B1037                    
SITE     4 AC5 13 HOH B1074                                                     
SITE     1 AC6 14 ARG A  26  SER A  91  ALA A 133  ASN A 320                    
SITE     2 AC6 14 GLU A 324  LEU A 335  PRO A 490  THR A 491                    
SITE     3 AC6 14 GLY A 492  SER A 493  ILE A 494  HOH A1056                    
SITE     4 AC6 14 HOH A1106  HOH A1107                                          
CRYST1  118.438  123.776  106.241  90.00 103.64  90.00 C 1 2 1       8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.008443  0.000000  0.002049        0.00000                         
SCALE2      0.000000  0.008079  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009686        0.00000