PDB Short entry for 2NRE
HEADER    ISOMERASE/RNA                           01-NOV-06   2NRE              
TITLE     CRYSTAL STRUCTURE OF PSEUDOUDIRINDE SYNTHASE TRUA IN COMPLEX WITH     
TITLE    2 LEUCYL TRNA                                                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: LEUCYL TRNA;                                               
COMPND   3 CHAIN: F;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: TRNA PSEUDOURIDINE SYNTHASE A;                             
COMPND   7 CHAIN: A;                                                            
COMPND   8 SYNONYM: TRNA-URIDINE ISOMERASE I, TRNA PSEUDOURIDYLATE SYNTHASE I,  
COMPND   9 PSU-I;                                                               
COMPND  10 EC: 5.4.99.12;                                                       
COMPND  11 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 OTHER_DETAILS: OCCURS NATURALLY IN E. COLI. SYNTHESIZED BY T7 IN     
SOURCE   4 VITRO TRANSCRIPTION;                                                 
SOURCE   5 MOL_ID: 2;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI K12;                           
SOURCE   7 ORGANISM_TAXID: 83333;                                               
SOURCE   8 STRAIN: K-12;                                                        
SOURCE   9 GENE: TRUA;                                                          
SOURCE  10 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE  11 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE  12 EXPRESSION_SYSTEM_STRAIN: BL21/DE3;                                  
SOURCE  13 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  14 EXPRESSION_SYSTEM_PLASMID: PET28B                                    
KEYWDS    PSEUDOURIDINE SYNTHASE, ANTICODON STEM LOOP, TRNA, MULTISITE          
KEYWDS   2 SPECIFICITY, ISOMERASE-RNA COMPLEX                                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.HUR,R.M.STROUD                                                      
REVDAT   3   30-AUG-23 2NRE    1       REMARK LINK                              
REVDAT   2   24-FEB-09 2NRE    1       VERSN                                    
REVDAT   1   15-MAY-07 2NRE    0                                                
JRNL        AUTH   S.HUR,R.M.STROUD                                             
JRNL        TITL   HOW U38, 39, AND 40 OF MANY TRNAS BECOME THE TARGETS FOR     
JRNL        TITL 2 PSEUDOURIDYLATION BY TRUA.                                   
JRNL        REF    MOL.CELL                      V.  26   189 2007              
JRNL        REFN                   ISSN 1097-2765                               
JRNL        PMID   17466622                                                     
JRNL        DOI    10.1016/J.MOLCEL.2007.02.027                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    4.00 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) : 4.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 89.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 5809                           
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) : 0.265                           
REMARK   3   R VALUE            (WORKING SET) : 0.259                           
REMARK   3   FREE R VALUE                     : 0.357                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.300                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 328                             
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) : 4.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 4.10                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 343                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 75.15                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2400                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 23                           
REMARK   3   BIN FREE R VALUE                    : 0.2630                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1961                                    
REMARK   3   NUCLEIC ACID ATOMS       : 1196                                    
REMARK   3   HETEROGEN ATOMS          : 2                                       
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 63.98                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.71000                                              
REMARK   3    B22 (A**2) : 0.71000                                              
REMARK   3    B33 (A**2) : -1.07000                                             
REMARK   3    B12 (A**2) : 0.36000                                              
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): 1.132         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.980         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 71.759        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.842                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.708                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3444 ; 0.012 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4945 ; 1.327 ; 2.381       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   257 ; 6.097 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   101 ;37.650 ;22.574       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   328 ;21.798 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    19 ;20.920 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   593 ; 0.078 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2214 ; 0.003 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1899 ; 0.308 ; 0.300       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  2221 ; 0.337 ; 0.500       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   162 ; 0.340 ; 0.500       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):     1 ; 0.206 ; 0.500       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    32 ; 0.262 ; 0.300       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     4 ; 0.325 ; 0.500       
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):  1292 ; 0.762 ; 2.000       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2081 ; 1.378 ; 3.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2152 ; 0.374 ; 2.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  2864 ; 0.632 ; 3.000       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 1                                          
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 :   F     5        F    69                          
REMARK   3    ORIGIN FOR THE GROUP (A): -13.5580 -28.6230  25.5500              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.8532 T22:   0.2332                                     
REMARK   3      T33:   0.2665 T12:  -0.5022                                     
REMARK   3      T13:   0.0326 T23:   0.0264                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.7861 L22:   5.1351                                     
REMARK   3      L33:   2.1378 L12:   1.9651                                     
REMARK   3      L13:  -0.9894 L23:  -2.0272                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.2476 S12:   0.5527 S13:  -0.2204                       
REMARK   3      S21:  -0.5464 S22:   0.4767 S23:   0.2514                       
REMARK   3      S31:   0.0983 S32:  -0.1231 S33:  -0.2291                       
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:                                           
REMARK   3  HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS                   
REMARK   3  TLS PARAMETER WAS REFINED FOR TRNA (TREATED AS A SINGLE TLS GROUP)  
REMARK   4                                                                      
REMARK   4 2NRE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-DEC-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000040209.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 09-JAN-04                          
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               : ALS                                
REMARK 200  BEAMLINE                       : 8.3.1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : DOUBLE CRYSTAL SI(111)             
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 210                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 6998                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 4.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.2                               
REMARK 200  DATA REDUNDANCY                : 7.600                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.17200                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.5300                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 4.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 4.14                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.80                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.53100                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.380                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 1DJ0 AND 1EHZ                                        
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 65.13                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.53                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 3350, 0.2 M K3 CITRATE, 5 MM     
REMARK 280  SPERMINE, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+1/3                                           
REMARK 290       6555   -X,-X+Y,-Z+2/3                                          
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      136.91533            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       68.45767            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       68.45767            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000      136.91533            
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: A MOLECULE OF ID A FORMS A DIMER WITH ITS CRYSTALLOGRAPHIC   
REMARK 300 SYMMETRY MATE (Y,X,-Z), AND F IS THE SUBSTRATE TRNA BOUND TO THE     
REMARK 300 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: TETRAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: F, A                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       68.45767            
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       G F     1                                                      
REMARK 465       C F     2                                                      
REMARK 465       C F     3                                                      
REMARK 465       G F     4                                                      
REMARK 465       U F    32                                                      
REMARK 465       U F    33                                                      
REMARK 465       G F    34                                                      
REMARK 465       A F    35                                                      
REMARK 465       G F    36                                                      
REMARK 465       G F    37                                                      
REMARK 465       U F    38                                                      
REMARK 465       G F    44A                                                     
REMARK 465       C F    44B                                                     
REMARK 465       C F    44C                                                     
REMARK 465       C F    44D                                                     
REMARK 465       A F    44E                                                     
REMARK 465       A F    44F                                                     
REMARK 465       U F    44G                                                     
REMARK 465       A F    44H                                                     
REMARK 465       G F    44I                                                     
REMARK 465       G F    44J                                                     
REMARK 465       G F    44K                                                     
REMARK 465       C F    44L                                                     
REMARK 465       U F    44M                                                     
REMARK 465       G F    70                                                      
REMARK 465       G F    71                                                      
REMARK 465       U F    72                                                      
REMARK 465       A F    73                                                      
REMARK 465       C F    74                                                      
REMARK 465       C F    75                                                      
REMARK 465       A F    76                                                      
REMARK 465     MET A     1                                                      
REMARK 465     SER A     2                                                      
REMARK 465     ASP A     3                                                      
REMARK 465     GLN A     4                                                      
REMARK 465     GLN A     5                                                      
REMARK 465     GLN A     6                                                      
REMARK 465     GLN A   168                                                      
REMARK 465     CYS A   169                                                      
REMARK 465     GLN A   170                                                      
REMARK 465     SER A   171                                                      
REMARK 465     ARG A   172                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     LYS A  11    CG   CD   CE   NZ                                   
REMARK 470     GLU A  17    CG   CD   OE1  OE2                                  
REMARK 470     LYS A  22    CG   CD   CE   NZ                                   
REMARK 470     GLN A  27    CG   CD   OE1  NE2                                  
REMARK 470     GLN A  29    CB   CG   CD   OE1  NE2                             
REMARK 470     ASN A  30    CB   CG   OD1  ND2                                  
REMARK 470     GLU A  31    CD   OE1  OE2                                       
REMARK 470     GLU A  37    CG   CD   OE1  OE2                                  
REMARK 470     LYS A  38    CG   CD   CE   NZ                                   
REMARK 470     GLN A  45    CD   OE1  NE2                                       
REMARK 470     GLU A  73    CB   CG   CD   OE1  OE2                             
REMARK 470     LEU A  77    CD1  CD2                                            
REMARK 470     VAL A 131    CB   CG1  CG2                                       
REMARK 470     LEU A 132    CG   CD1  CD2                                       
REMARK 470     ASP A 144    CG   OD1  OD2                                       
REMARK 470     GLU A 146    CB   CG   CD   OE1  OE2                             
REMARK 470     ASP A 160    CB   CG   OD1  OD2                                  
REMARK 470     TRP A 175    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP A 175    CZ3  CH2                                            
REMARK 470     ARG A 176    CB   CG   CD   NE   CZ   NH1  NH2                   
REMARK 470     LYS A 195    CB   CG   CD   CE   NZ                              
REMARK 470     LYS A 231    CD   CE   NZ                                        
REMARK 470     ARG A 255    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP A 270    O                                                   
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      C F  25   C3' -  O3' -  P   ANGL. DEV. = -17.7 DEGREES          
REMARK 500      G F  26   O3' -  P   -  O5' ANGL. DEV. =  14.2 DEGREES          
REMARK 500      G F  26   OP1 -  P   -  OP2 ANGL. DEV. = -12.8 DEGREES          
REMARK 500      G F  26   P   -  O5' -  C5' ANGL. DEV. = -13.3 DEGREES          
REMARK 500      G F  39   OP1 -  P   -  OP2 ANGL. DEV. = -10.6 DEGREES          
REMARK 500      G F  39   C3' -  O3' -  P   ANGL. DEV. =   7.2 DEGREES          
REMARK 500      U F  48   OP1 -  P   -  OP2 ANGL. DEV. = -10.1 DEGREES          
REMARK 500      A F  58   C3' -  O3' -  P   ANGL. DEV. =  10.5 DEGREES          
REMARK 500    PRO A 142   C   -  N   -  CA  ANGL. DEV. =   9.8 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    SER A  21      -39.89     78.76                                   
REMARK 500    ARG A  28     -131.04    -70.91                                   
REMARK 500    GLN A  29       79.00    103.50                                   
REMARK 500    ASN A  30      106.22     -0.13                                   
REMARK 500    GLU A  31      -73.43    157.41                                   
REMARK 500    VAL A  32     -113.25   -103.39                                   
REMARK 500    VAL A  35      -75.44    -57.18                                   
REMARK 500    LYS A  41      -79.45    -49.44                                   
REMARK 500    VAL A  46       37.34    -90.97                                   
REMARK 500    ALA A  47        0.48   -172.29                                   
REMARK 500    ASN A  48       -3.91     48.04                                   
REMARK 500    PRO A  50      113.58    -28.86                                   
REMARK 500    ARG A  58       65.39    -61.03                                   
REMARK 500    ASP A  60     -150.60    -88.92                                   
REMARK 500    THR A  66       10.93   -143.90                                   
REMARK 500    ALA A  81      -54.14   -162.29                                   
REMARK 500    THR A  84      -88.43    -88.21                                   
REMARK 500    VAL A  87      -82.57    -25.57                                   
REMARK 500    ASN A  88       -3.39    -57.91                                   
REMARK 500    THR A 102       97.06    -65.75                                   
REMARK 500    ASP A 105      -29.50    -37.39                                   
REMARK 500    ALA A 115      148.54   -171.07                                   
REMARK 500    ASN A 124        1.60   -159.83                                   
REMARK 500    ARG A 126       -5.12     82.18                                   
REMARK 500    ARG A 128      131.03    -12.49                                   
REMARK 500    VAL A 131       67.49    -67.20                                   
REMARK 500    LEU A 132      115.04     55.09                                   
REMARK 500    SER A 133     -114.44    -55.81                                   
REMARK 500    LYS A 134      101.39    -18.77                                   
REMARK 500    VAL A 136      -41.31   -165.12                                   
REMARK 500    THR A 137      125.82     56.98                                   
REMARK 500    TYR A 140     -101.65    -82.18                                   
REMARK 500    ARG A 147      -72.15    -73.98                                   
REMARK 500    MET A 148      -71.83    -16.94                                   
REMARK 500    GLN A 153       67.59    -48.86                                   
REMARK 500    CYS A 154       -5.75   -174.44                                   
REMARK 500    GLU A 158       -5.98    156.21                                   
REMARK 500    ASN A 159     -178.56    -41.19                                   
REMARK 500    ASN A 182      114.31    168.99                                   
REMARK 500    ARG A 185       74.41   -116.30                                   
REMARK 500    HIS A 201      127.53    -32.99                                   
REMARK 500    HIS A 202      -74.94     49.35                                   
REMARK 500    MET A 203     -103.86     55.09                                   
REMARK 500    VAL A 204      -71.15      2.94                                   
REMARK 500    SER A 210       10.18    -68.22                                   
REMARK 500    HIS A 217     -130.64     77.10                                   
REMARK 500    ASN A 218      -24.05     65.68                                   
REMARK 500    TRP A 223      -23.73    -39.54                                   
REMARK 500    THR A 234       26.52    -53.03                                   
REMARK 500    LEU A 235      -51.93   -121.36                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      59 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K F  78   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1   U F  17   O3'                                                    
REMARK 620 2   G F  18   OP1  46.5                                              
REMARK 620 N                    1                                               
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K F  77   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1   C F  30   OP1                                                    
REMARK 620 2   C F  30   OP2  56.1                                              
REMARK 620 3   C F  30   O5'  48.1  49.3                                        
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 K F 77                    
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K F 78                    
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1DJ0   RELATED DB: PDB                                   
REMARK 900 APO TRUA                                                             
REMARK 900 RELATED ID: 2NQP   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2NR0   RELATED DB: PDB                                   
DBREF  2NRE A    7   270  UNP    P07649   TRUA_ECOLI       7    270             
DBREF  2NRE F    1    76  PDB    2NRE     2NRE             1     76             
SEQRES   1 F   87    G   C   C   G   A   G   G   U   G   G   U   G   G          
SEQRES   2 F   87    A   A   U   U   G   G   U   A   G   A   C   A   C          
SEQRES   3 F   87    G   C   U   A   C   C   U   U   G   A   G   G   U          
SEQRES   4 F   87    G   G   U   A   G   U   G   C   C   C   A   A   U          
SEQRES   5 F   87    A   G   G   G   C   U   U   A   C   G   G   G   U          
SEQRES   6 F   87    U   C   A   A   G   U   C   C   C   G   U   C   C          
SEQRES   7 F   87    U   C   G   G   U   A   C   C   A                          
SEQRES   1 A  270  MET SER ASP GLN GLN GLN PRO PRO VAL TYR LYS ILE ALA          
SEQRES   2 A  270  LEU GLY ILE GLU TYR ASP GLY SER LYS TYR TYR GLY TRP          
SEQRES   3 A  270  GLN ARG GLN ASN GLU VAL ARG SER VAL GLN GLU LYS LEU          
SEQRES   4 A  270  GLU LYS ALA LEU SER GLN VAL ALA ASN GLU PRO ILE THR          
SEQRES   5 A  270  VAL PHE CYS ALA GLY ARG THR ASP ALA GLY VAL HIS GLY          
SEQRES   6 A  270  THR GLY GLN VAL VAL HIS PHE GLU THR THR ALA LEU ARG          
SEQRES   7 A  270  LYS ASP ALA ALA TRP THR LEU GLY VAL ASN ALA ASN LEU          
SEQRES   8 A  270  PRO GLY ASP ILE ALA VAL ARG TRP VAL LYS THR VAL PRO          
SEQRES   9 A  270  ASP ASP PHE HIS ALA ARG PHE SER ALA THR ALA ARG ARG          
SEQRES  10 A  270  TYR ARG TYR ILE ILE TYR ASN HIS ARG LEU ARG PRO ALA          
SEQRES  11 A  270  VAL LEU SER LYS GLY VAL THR HIS PHE TYR GLU PRO LEU          
SEQRES  12 A  270  ASP ALA GLU ARG MET HIS ARG ALA ALA GLN CYS LEU LEU          
SEQRES  13 A  270  GLY GLU ASN ASP PHE THR SER PHE ARG ALA VAL GLN CYS          
SEQRES  14 A  270  GLN SER ARG THR PRO TRP ARG ASN VAL MET HIS ILE ASN          
SEQRES  15 A  270  VAL THR ARG HIS GLY PRO TYR VAL VAL VAL ASP ILE LYS          
SEQRES  16 A  270  ALA ASN ALA PHE VAL HIS HIS MET VAL ARG ASN ILE VAL          
SEQRES  17 A  270  GLY SER LEU MET GLU VAL GLY ALA HIS ASN GLN PRO GLU          
SEQRES  18 A  270  SER TRP ILE ALA GLU LEU LEU ALA ALA LYS ASP ARG THR          
SEQRES  19 A  270  LEU ALA ALA ALA THR ALA LYS ALA GLU GLY LEU TYR LEU          
SEQRES  20 A  270  VAL ALA VAL ASP TYR PRO ASP ARG TYR ASP LEU PRO LYS          
SEQRES  21 A  270  PRO PRO MET GLY PRO LEU PHE LEU ALA ASP                      
HET      K  F  77       1                                                       
HET      K  F  78       1                                                       
HETNAM       K POTASSIUM ION                                                    
FORMUL   3    K    2(K 1+)                                                      
HELIX    1   1 SER A   34  VAL A   46  1                                  13    
HELIX    2   2 GLY A   86  ASN A   90  5                                   5    
HELIX    3   3 HIS A  108  ALA A  113  1                                   6    
HELIX    4   4 ASP A  144  GLN A  153  1                                  10    
HELIX    5   5 ASP A  160  PHE A  164  5                                   5    
HELIX    6   6 MET A  203  HIS A  217  1                                  15    
HELIX    7   7 SER A  222  LYS A  231  1                                  10    
SHEET    1   A 4 PHE A  54  CYS A  55  0                                        
SHEET    2   A 4 VAL A  69  THR A  74 -1  O  HIS A  71   N  PHE A  54           
SHEET    3   A 4 TYR A  10  TYR A  18 -1  N  TYR A  10   O  THR A  74           
SHEET    4   A 4 ILE A  95  THR A 102 -1  O  ALA A  96   N  GLU A  17           
SHEET    1   B 2 HIS A  64  GLY A  65  0                                        
SHEET    2   B 2 TYR A 246  LEU A 247  1  O  LEU A 247   N  HIS A  64           
SHEET    1   C 4 VAL A 183  THR A 184  0                                        
SHEET    2   C 4 VAL A 190  ILE A 194 -1  O  VAL A 191   N  THR A 184           
SHEET    3   C 4 ALA A 115  ILE A 122 -1  N  TYR A 120   O  VAL A 192           
SHEET    4   C 4 ALA A 249  ASP A 251 -1  O  ASP A 251   N  ALA A 115           
LINK         O3'   U F  17                 K     K F  78     1555   1555  3.21  
LINK         OP1   G F  18                 K     K F  78     1555   1555  3.06  
LINK         OP1   C F  30                 K     K F  77     1555   1555  2.84  
LINK         OP2   C F  30                 K     K F  77     1555   1555  2.58  
LINK         O5'   C F  30                 K     K F  77     1555   1555  3.25  
CISPEP   1 GLY A  264    PRO A  265          0         4.92                     
SITE     1 AC1  1   C F  30                                                     
SITE     1 AC2  2   U F  17    G F  18                                          
CRYST1   80.355   80.355  205.373  90.00  90.00 120.00 P 32 2 1      6          
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      0.012445  0.007185  0.000000        0.00000                         
SCALE2      0.000000  0.014370  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004869        0.00000