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Database: PDB
Entry: 1QE0
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Original site: 1QE0 
HEADER    LIGASE                                  12-JUL-99   1QE0              
TITLE     CRYSTAL STRUCTURE OF APO S. AUREUS HISTIDYL-TRNA SYNTHETASE           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HISTIDINE--TRNA LIGASE;                                    
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: HISTIDYL-TRNA SYNTHETASE,HISRS;                             
COMPND   5 EC: 6.1.1.21;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS;                          
SOURCE   3 ORGANISM_TAXID: 1280;                                                
SOURCE   4 GENE: HISS;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PDB575                                    
KEYWDS    CLASS II TRNA SYNTHETASE, BETA SHEET, LIGASE                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    X.QIU,C.A.JANSON,M.N.BLACKBURN,I.K.CHOHAN,M.HIBBS,S.S.ABDEL-MEGUID    
REVDAT   5   28-JUN-17 1QE0    1       DBREF                                    
REVDAT   4   24-FEB-09 1QE0    1       VERSN                                    
REVDAT   3   01-APR-03 1QE0    1       JRNL                                     
REVDAT   2   26-SEP-01 1QE0    3       ATOM                                     
REVDAT   1   12-JUL-00 1QE0    0                                                
JRNL        AUTH   X.QIU,C.A.JANSON,M.N.BLACKBURN,I.K.CHHOHAN,M.HIBBS,          
JRNL        AUTH 2 S.S.ABDEL-MEGUID                                             
JRNL        TITL   COOPERATIVE STRUCTURAL DYNAMICS AND A NOVEL FIDELITY         
JRNL        TITL 2 MECHANISM IN HISTIDYL-TRNA SYNTHETASES.                      
JRNL        REF    BIOCHEMISTRY                  V.  38 12296 1999              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   10493797                                                     
JRNL        DOI    10.1021/BI990482V                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 7.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 70.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 19332                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : 5% OF OBSERVED REFLECTIONS      
REMARK   3   R VALUE            (WORKING SET) : 0.197                           
REMARK   3   FREE R VALUE                     : 0.270                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1010                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5896                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 100                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 26.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.013                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.000                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  THERE IS A PSEUDO 1/2 TRANSLATION ALONG Z, CAUSING NEARLY HALF OF   
REMARK   3  THE                                                                 
REMARK   3  REFLECTIONS BEING NEAR ZERO INTENSITY AND MEASURED AT NOISE LEVEL.  
REMARK   3  R(ALL) IS NOT CALCULATED SINCE IT WOULD BE HORRIBLE.                
REMARK   4                                                                      
REMARK   4 1QE0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-JUL-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000009328.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 24-NOV-97                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 17-ID                              
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                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : CUSTOM-MADE                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : SAINT, SMART                       
REMARK 200  DATA SCALING SOFTWARE          : SAINT                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 28925                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 31.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 5.000                              
REMARK 200  R MERGE                    (I) : 0.19400                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 16.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.80                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.56400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
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): 2.73                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: CITRATE, TARTRATE, (NH4)2SO4, PH 5.6,    
REMARK 280  VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65                             
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   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/6                                            
REMARK 290       6555   X-Y,X,Z+5/6                                             
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       77.32667            
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       38.66333            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       57.99500            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       19.33167            
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       96.65833            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 8390 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 30660 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -34.0 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 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    52                                                      
REMARK 465     VAL A    53                                                      
REMARK 465     GLY A    54                                                      
REMARK 465     ASP A    55                                                      
REMARK 465     SER A    56                                                      
REMARK 465     THR A    57                                                      
REMARK 465     ASP A    58                                                      
REMARK 465     VAL A    59                                                      
REMARK 465     VAL A    60                                                      
REMARK 465     GLN A    61                                                      
REMARK 465     LYS A    62                                                      
REMARK 465     GLU A   114                                                      
REMARK 465     ARG A   115                                                      
REMARK 465     LYS A   116                                                      
REMARK 465     GLN A   117                                                      
REMARK 465     LYS A   118                                                      
REMARK 465     GLY A   119                                                      
REMARK 465     ARG A   120                                                      
REMARK 465     ASP A   207                                                      
REMARK 465     CYS A   208                                                      
REMARK 465     LYS A   209                                                      
REMARK 465     VAL A   210                                                      
REMARK 465     ASP A   211                                                      
REMARK 465     ARG A   212                                                      
REMARK 465     ASP A   213                                                      
REMARK 465     LYS A   214                                                      
REMARK 465     GLU A   215                                                      
REMARK 465     ALA A   216                                                      
REMARK 465     ILE A   217                                                      
REMARK 465     LYS A   218                                                      
REMARK 465     GLY B    52                                                      
REMARK 465     VAL B    53                                                      
REMARK 465     GLY B    54                                                      
REMARK 465     ASP B    55                                                      
REMARK 465     SER B    56                                                      
REMARK 465     THR B    57                                                      
REMARK 465     ASP B    58                                                      
REMARK 465     VAL B    59                                                      
REMARK 465     VAL B    60                                                      
REMARK 465     GLN B    61                                                      
REMARK 465     LYS B    62                                                      
REMARK 465     GLU B   114                                                      
REMARK 465     ARG B   115                                                      
REMARK 465     LYS B   116                                                      
REMARK 465     GLN B   117                                                      
REMARK 465     LYS B   118                                                      
REMARK 465     GLY B   119                                                      
REMARK 465     ARG B   120                                                      
REMARK 465     ARG B   172                                                      
REMARK 465     LYS B   173                                                      
REMARK 465     GLU B   174                                                      
REMARK 465     TYR B   175                                                      
REMARK 465     ASN B   176                                                      
REMARK 465     GLU B   177                                                      
REMARK 465     ALA B   178                                                      
REMARK 465     LEU B   179                                                      
REMARK 465     VAL B   180                                                      
REMARK 465     LYS B   181                                                      
REMARK 465     HIS B   182                                                      
REMARK 465     PHE B   183                                                      
REMARK 465     GLU B   184                                                      
REMARK 465     PRO B   185                                                      
REMARK 465     VAL B   186                                                      
REMARK 465     ILE B   187                                                      
REMARK 465     HIS B   188                                                      
REMARK 465     GLU B   189                                                      
REMARK 465     PHE B   190                                                      
REMARK 465     CYS B   191                                                      
REMARK 465     SER B   192                                                      
REMARK 465     ASP B   193                                                      
REMARK 465     CYS B   194                                                      
REMARK 465     GLN B   195                                                      
REMARK 465     SER B   196                                                      
REMARK 465     ARG B   197                                                      
REMARK 465     LEU B   198                                                      
REMARK 465     HIS B   199                                                      
REMARK 465     THR B   200                                                      
REMARK 465     ASP B   201                                                      
REMARK 465     PRO B   202                                                      
REMARK 465     MET B   203                                                      
REMARK 465     ARG B   204                                                      
REMARK 465     ILE B   205                                                      
REMARK 465     LEU B   206                                                      
REMARK 465     ASP B   207                                                      
REMARK 465     CYS B   208                                                      
REMARK 465     LYS B   209                                                      
REMARK 465     VAL B   210                                                      
REMARK 465     ASP B   211                                                      
REMARK 465     ARG B   212                                                      
REMARK 465     ASP B   213                                                      
REMARK 465     LYS B   214                                                      
REMARK 465     GLU B   215                                                      
REMARK 465     ALA B   216                                                      
REMARK 465     ILE B   217                                                      
REMARK 465     LYS B   218                                                      
REMARK 465     THR B   219                                                      
REMARK 465     ALA B   220                                                      
REMARK 465     PRO B   221                                                      
REMARK 465     ARG B   222                                                      
REMARK 465     ILE B   223                                                      
REMARK 465     THR B   224                                                      
REMARK 465     ASP B   225                                                      
REMARK 465     PHE B   226                                                      
REMARK 465     LEU B   227                                                      
REMARK 465     ASN B   228                                                      
REMARK 465     GLU B   229                                                      
REMARK 465     GLU B   230                                                      
REMARK 465     LYS B   420                                                      
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     GLU A  63    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 323    CG   CD   OE1  OE2                                  
REMARK 470     LYS B 232    CG   CD   CE   NZ                                   
REMARK 470     GLU B 323    CG   CD   OE1  OE2                                  
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    PRO A 274   C   -  N   -  CA  ANGL. DEV. =   9.6 DEGREES          
REMARK 500    PRO A 299   C   -  N   -  CA  ANGL. DEV. =  10.5 DEGREES          
REMARK 500    LEU A 308   CA  -  CB  -  CG  ANGL. DEV. =  18.5 DEGREES          
REMARK 500    PRO B 274   C   -  N   -  CA  ANGL. DEV. =   9.0 DEGREES          
REMARK 500    PRO B 299   C   -  N   -  CA  ANGL. DEV. =  10.5 DEGREES          
REMARK 500    LEU B 308   CA  -  CB  -  CG  ANGL. DEV. =  15.7 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    PRO A  13      -26.34    -38.84                                   
REMARK 500    ASN A  34       33.66     75.59                                   
REMARK 500    ASP A  47       -8.06    -59.83                                   
REMARK 500    LYS A  68       57.21    -69.36                                   
REMARK 500    ASP A  69     -152.54    -99.12                                   
REMARK 500    ASP A  72       -7.74     67.74                                   
REMARK 500    ASN A 107      111.28   -169.72                                   
REMARK 500    ALA A 134       72.50   -168.00                                   
REMARK 500    HIS A 158       48.93   -102.79                                   
REMARK 500    HIS A 182      -78.60    -63.79                                   
REMARK 500    VAL A 186       26.42   -141.89                                   
REMARK 500    ASP A 193      -78.72    -54.67                                   
REMARK 500    ASP A 201       92.33   -173.72                                   
REMARK 500    PRO A 221      152.10    -48.22                                   
REMARK 500    THR A 224        1.88    -65.02                                   
REMARK 500    ASN A 228     -150.44    -78.77                                   
REMARK 500    ASP A 260       -5.95    -56.27                                   
REMARK 500    HIS A 264     -124.18     30.27                                   
REMARK 500    ASP A 277       98.39    -64.86                                   
REMARK 500    ALA A 279      -19.19     68.26                                   
REMARK 500    PRO A 299      172.62    -54.92                                   
REMARK 500    ASP A 325       54.26    -68.17                                   
REMARK 500    GLU A 328       67.82      5.18                                   
REMARK 500    LYS A 361     -168.88   -121.62                                   
REMARK 500    LEU A 364       -6.21     62.33                                   
REMARK 500    GLN A 365       83.73     34.09                                   
REMARK 500    ALA A 380      109.59    -50.05                                   
REMARK 500    ASN B  34       35.76     75.76                                   
REMARK 500    ASP B  69     -151.29    -98.34                                   
REMARK 500    ASP B  72       -4.16     60.07                                   
REMARK 500    ASN B 107      113.12   -163.98                                   
REMARK 500    ALA B 134       75.93   -170.28                                   
REMARK 500    HIS B 158       48.90   -101.88                                   
REMARK 500    LYS B 160       96.02   -160.42                                   
REMARK 500    ASP B 260       -6.22    -57.90                                   
REMARK 500    THR B 263      -73.66    -60.51                                   
REMARK 500    HIS B 264      -99.66   -105.69                                   
REMARK 500    PRO B 299      170.27    -54.73                                   
REMARK 500    ILE B 326      -97.59    -86.89                                   
REMARK 500    GLU B 327       83.76     48.35                                   
REMARK 500    LYS B 361     -164.77   -122.13                                   
REMARK 500    LEU B 364       -4.49     60.37                                   
REMARK 500    GLN B 365       84.52     36.18                                   
REMARK 500    LEU B 414      -64.27    -22.71                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    TYR B  33         0.07    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1QE0 A    1   420  UNP    P60911   SYH_STAAU        1    420             
DBREF  1QE0 B    1   420  UNP    P60911   SYH_STAAU        1    420             
SEQADV 1QE0 ASP A  201  UNP  P60911    ASN   201 CONFLICT                       
SEQADV 1QE0 THR A  250  UNP  P60911    ILE   250 CONFLICT                       
SEQADV 1QE0 ASP B  201  UNP  P60911    ASN   201 CONFLICT                       
SEQADV 1QE0 THR B  250  UNP  P60911    ILE   250 CONFLICT                       
SEQRES   1 A  420  MET ILE LYS ILE PRO ARG GLY THR GLN ASP ILE LEU PRO          
SEQRES   2 A  420  GLU ASP SER LYS LYS TRP ARG TYR ILE GLU ASN GLN LEU          
SEQRES   3 A  420  ASP GLU LEU MET THR PHE TYR ASN TYR LYS GLU ILE ARG          
SEQRES   4 A  420  THR PRO ILE PHE GLU SER THR ASP LEU PHE ALA ARG GLY          
SEQRES   5 A  420  VAL GLY ASP SER THR ASP VAL VAL GLN LYS GLU MET TYR          
SEQRES   6 A  420  THR PHE LYS ASP LYS GLY ASP ARG SER ILE THR LEU ARG          
SEQRES   7 A  420  PRO GLU GLY THR ALA ALA VAL VAL ARG SER TYR ILE GLU          
SEQRES   8 A  420  HIS LYS MET GLN GLY ASN PRO ASN GLN PRO ILE LYS LEU          
SEQRES   9 A  420  TYR TYR ASN GLY PRO MET PHE ARG TYR GLU ARG LYS GLN          
SEQRES  10 A  420  LYS GLY ARG TYR ARG GLN PHE ASN GLN PHE GLY VAL GLU          
SEQRES  11 A  420  ALA ILE GLY ALA GLU ASN PRO SER VAL ASP ALA GLU VAL          
SEQRES  12 A  420  LEU ALA MET VAL MET HIS ILE TYR GLN SER PHE GLY LEU          
SEQRES  13 A  420  LYS HIS LEU LYS LEU VAL ILE ASN SER VAL GLY ASP MET          
SEQRES  14 A  420  ALA SER ARG LYS GLU TYR ASN GLU ALA LEU VAL LYS HIS          
SEQRES  15 A  420  PHE GLU PRO VAL ILE HIS GLU PHE CYS SER ASP CYS GLN          
SEQRES  16 A  420  SER ARG LEU HIS THR ASP PRO MET ARG ILE LEU ASP CYS          
SEQRES  17 A  420  LYS VAL ASP ARG ASP LYS GLU ALA ILE LYS THR ALA PRO          
SEQRES  18 A  420  ARG ILE THR ASP PHE LEU ASN GLU GLU SER LYS ALA TYR          
SEQRES  19 A  420  TYR GLU GLN VAL LYS ALA TYR LEU ASP ASP LEU GLY ILE          
SEQRES  20 A  420  PRO TYR THR GLU ASP PRO ASN LEU VAL ARG GLY LEU ASP          
SEQRES  21 A  420  TYR TYR THR HIS THR ALA PHE GLU LEU MET MET ASP ASN          
SEQRES  22 A  420  PRO ASN TYR ASP GLY ALA ILE THR THR LEU CYS GLY GLY          
SEQRES  23 A  420  GLY ARG TYR ASN GLY LEU LEU GLU LEU LEU ASP GLY PRO          
SEQRES  24 A  420  SER GLU THR GLY ILE GLY PHE ALA LEU SER ILE GLU ARG          
SEQRES  25 A  420  LEU LEU LEU ALA LEU GLU GLU GLU GLY ILE GLU LEU ASP          
SEQRES  26 A  420  ILE GLU GLU ASN LEU ASP LEU PHE ILE VAL THR MET GLY          
SEQRES  27 A  420  ASP GLN ALA ASP ARG TYR ALA VAL LYS LEU LEU ASN HIS          
SEQRES  28 A  420  LEU ARG HIS ASN GLY ILE LYS ALA ASP LYS ASP TYR LEU          
SEQRES  29 A  420  GLN ARG LYS ILE LYS GLY GLN MET LYS GLN ALA ASP ARG          
SEQRES  30 A  420  LEU GLY ALA LYS PHE THR ILE VAL ILE GLY ASP GLN GLU          
SEQRES  31 A  420  LEU GLU ASN ASN LYS ILE ASP VAL LYS ASN MET THR THR          
SEQRES  32 A  420  GLY GLU SER GLU THR ILE GLU LEU ASP ALA LEU VAL GLU          
SEQRES  33 A  420  TYR PHE LYS LYS                                              
SEQRES   1 B  420  MET ILE LYS ILE PRO ARG GLY THR GLN ASP ILE LEU PRO          
SEQRES   2 B  420  GLU ASP SER LYS LYS TRP ARG TYR ILE GLU ASN GLN LEU          
SEQRES   3 B  420  ASP GLU LEU MET THR PHE TYR ASN TYR LYS GLU ILE ARG          
SEQRES   4 B  420  THR PRO ILE PHE GLU SER THR ASP LEU PHE ALA ARG GLY          
SEQRES   5 B  420  VAL GLY ASP SER THR ASP VAL VAL GLN LYS GLU MET TYR          
SEQRES   6 B  420  THR PHE LYS ASP LYS GLY ASP ARG SER ILE THR LEU ARG          
SEQRES   7 B  420  PRO GLU GLY THR ALA ALA VAL VAL ARG SER TYR ILE GLU          
SEQRES   8 B  420  HIS LYS MET GLN GLY ASN PRO ASN GLN PRO ILE LYS LEU          
SEQRES   9 B  420  TYR TYR ASN GLY PRO MET PHE ARG TYR GLU ARG LYS GLN          
SEQRES  10 B  420  LYS GLY ARG TYR ARG GLN PHE ASN GLN PHE GLY VAL GLU          
SEQRES  11 B  420  ALA ILE GLY ALA GLU ASN PRO SER VAL ASP ALA GLU VAL          
SEQRES  12 B  420  LEU ALA MET VAL MET HIS ILE TYR GLN SER PHE GLY LEU          
SEQRES  13 B  420  LYS HIS LEU LYS LEU VAL ILE ASN SER VAL GLY ASP MET          
SEQRES  14 B  420  ALA SER ARG LYS GLU TYR ASN GLU ALA LEU VAL LYS HIS          
SEQRES  15 B  420  PHE GLU PRO VAL ILE HIS GLU PHE CYS SER ASP CYS GLN          
SEQRES  16 B  420  SER ARG LEU HIS THR ASP PRO MET ARG ILE LEU ASP CYS          
SEQRES  17 B  420  LYS VAL ASP ARG ASP LYS GLU ALA ILE LYS THR ALA PRO          
SEQRES  18 B  420  ARG ILE THR ASP PHE LEU ASN GLU GLU SER LYS ALA TYR          
SEQRES  19 B  420  TYR GLU GLN VAL LYS ALA TYR LEU ASP ASP LEU GLY ILE          
SEQRES  20 B  420  PRO TYR THR GLU ASP PRO ASN LEU VAL ARG GLY LEU ASP          
SEQRES  21 B  420  TYR TYR THR HIS THR ALA PHE GLU LEU MET MET ASP ASN          
SEQRES  22 B  420  PRO ASN TYR ASP GLY ALA ILE THR THR LEU CYS GLY GLY          
SEQRES  23 B  420  GLY ARG TYR ASN GLY LEU LEU GLU LEU LEU ASP GLY PRO          
SEQRES  24 B  420  SER GLU THR GLY ILE GLY PHE ALA LEU SER ILE GLU ARG          
SEQRES  25 B  420  LEU LEU LEU ALA LEU GLU GLU GLU GLY ILE GLU LEU ASP          
SEQRES  26 B  420  ILE GLU GLU ASN LEU ASP LEU PHE ILE VAL THR MET GLY          
SEQRES  27 B  420  ASP GLN ALA ASP ARG TYR ALA VAL LYS LEU LEU ASN HIS          
SEQRES  28 B  420  LEU ARG HIS ASN GLY ILE LYS ALA ASP LYS ASP TYR LEU          
SEQRES  29 B  420  GLN ARG LYS ILE LYS GLY GLN MET LYS GLN ALA ASP ARG          
SEQRES  30 B  420  LEU GLY ALA LYS PHE THR ILE VAL ILE GLY ASP GLN GLU          
SEQRES  31 B  420  LEU GLU ASN ASN LYS ILE ASP VAL LYS ASN MET THR THR          
SEQRES  32 B  420  GLY GLU SER GLU THR ILE GLU LEU ASP ALA LEU VAL GLU          
SEQRES  33 B  420  TYR PHE LYS LYS                                              
FORMUL   3  HOH   *100(H2 O)                                                    
HELIX    1   1 LEU A   12  ASN A   34  1                                  23    
HELIX    2   2 THR A   46  ALA A   50  1                                   5    
HELIX    3   3 LYS A   68  ARG A   73  1                                   6    
HELIX    4   4 GLY A   81  HIS A   92  1                                  12    
HELIX    5   5 LYS A   93  ASN A   97  5                                   5    
HELIX    6   6 ASN A  136  PHE A  154  1                                  19    
HELIX    7   7 ASP A  168  GLU A  184  1                                  17    
HELIX    8   8 PRO A  185  PHE A  190  5                                   6    
HELIX    9   9 CYS A  191  ARG A  197  1                                   7    
HELIX   10  10 ASP A  201  LEU A  206  5                                   6    
HELIX   11  11 ARG A  222  PHE A  226  5                                   5    
HELIX   12  12 GLU A  230  GLY A  246  1                                  17    
HELIX   13  13 GLY A  291  LEU A  296  1                                   6    
HELIX   14  14 ILE A  310  GLU A  320  1                                  11    
HELIX   15  15 MET A  337  HIS A  354  1                                  18    
HELIX   16  16 LYS A  367  LEU A  378  1                                  12    
HELIX   17  17 GLY A  387  ASN A  394  1                                   8    
HELIX   18  18 ASP A  412  LYS A  420  1                                   9    
HELIX   19  19 LEU B   12  ASN B   34  1                                  23    
HELIX   20  20 THR B   46  ARG B   51  1                                   6    
HELIX   21  21 LYS B   68  ARG B   73  1                                   6    
HELIX   22  22 GLY B   81  HIS B   92  1                                  12    
HELIX   23  23 LYS B   93  ASN B   97  5                                   5    
HELIX   24  24 ASN B  136  SER B  153  1                                  18    
HELIX   25  25 SER B  231  GLY B  246  1                                  16    
HELIX   26  26 GLY B  291  LEU B  296  1                                   6    
HELIX   27  27 ILE B  310  GLU B  320  1                                  11    
HELIX   28  28 MET B  337  HIS B  354  1                                  18    
HELIX   29  29 LYS B  367  LEU B  378  1                                  12    
HELIX   30  30 GLY B  387  ASN B  394  1                                   8    
HELIX   31  31 ASP B  412  LYS B  419  1                                   8    
SHEET    1   A 8 LYS A  36  GLU A  37  0                                        
SHEET    2   A 8 ILE A 102  PHE A 111  1  O  LYS A 103   N  LYS A  36           
SHEET    3   A 8 GLN A 123  ILE A 132 -1  O  PHE A 124   N  MET A 110           
SHEET    4   A 8 THR A 302  SER A 309 -1  O  ILE A 304   N  ALA A 131           
SHEET    5   A 8 ILE A 280  ASN A 290 -1  O  LEU A 283   N  SER A 309           
SHEET    6   A 8 TYR A 262  ASP A 272 -1  N  THR A 263   O  ARG A 288           
SHEET    7   A 8 LEU A 159  SER A 165 -1  O  LYS A 160   N  MET A 270           
SHEET    8   A 8 THR A 250  GLU A 251  1  N  THR A 250   O  LEU A 161           
SHEET    1   B 3 PHE A  43  SER A  45  0                                        
SHEET    2   B 3 ILE A  75  LEU A  77 -1  N  THR A  76   O  GLU A  44           
SHEET    3   B 3 TYR A  65  PHE A  67 -1  O  TYR A  65   N  LEU A  77           
SHEET    1   C 5 ALA A 359  LYS A 361  0                                        
SHEET    2   C 5 LEU A 332  THR A 336  1  O  LEU A 332   N  ASP A 360           
SHEET    3   C 5 PHE A 382  ILE A 386  1  O  PHE A 382   N  PHE A 333           
SHEET    4   C 5 ILE A 396  ASN A 400 -1  O  LYS A 399   N  THR A 383           
SHEET    5   C 5 SER A 406  ILE A 409 -1  O  GLU A 407   N  VAL A 398           
SHEET    1   D 8 LYS B  36  GLU B  37  0                                        
SHEET    2   D 8 ILE B 102  PHE B 111  1  O  LYS B 103   N  LYS B  36           
SHEET    3   D 8 GLN B 123  ILE B 132 -1  O  PHE B 124   N  MET B 110           
SHEET    4   D 8 THR B 302  SER B 309 -1  O  ILE B 304   N  ALA B 131           
SHEET    5   D 8 ILE B 280  ASN B 290 -1  O  LEU B 283   N  SER B 309           
SHEET    6   D 8 THR B 265  ASP B 272 -1  O  THR B 265   N  ARG B 288           
SHEET    7   D 8 LEU B 159  SER B 165 -1  O  LYS B 160   N  MET B 270           
SHEET    8   D 8 TYR B 249  GLU B 251  1  N  THR B 250   O  LEU B 161           
SHEET    1   E 3 PHE B  43  SER B  45  0                                        
SHEET    2   E 3 ILE B  75  LEU B  77 -1  N  THR B  76   O  GLU B  44           
SHEET    3   E 3 THR B  66  PHE B  67 -1  O  PHE B  67   N  ILE B  75           
SHEET    1   F 5 ALA B 359  LYS B 361  0                                        
SHEET    2   F 5 LEU B 332  THR B 336  1  O  LEU B 332   N  ASP B 360           
SHEET    3   F 5 PHE B 382  ILE B 386  1  O  PHE B 382   N  PHE B 333           
SHEET    4   F 5 LYS B 395  ASN B 400 -1  O  LYS B 399   N  THR B 383           
SHEET    5   F 5 SER B 406  GLU B 410 -1  O  GLU B 407   N  VAL B 398           
SSBOND   1 CYS A  191    CYS A  194                          1555   1555  2.86  
CISPEP   1 GLN A  100    PRO A  101          0        -0.04                     
CISPEP   2 GLN B  100    PRO B  101          0        -0.75                     
CRYST1  125.650  125.650  115.990  90.00  90.00 120.00 P 65         12          
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      0.007960  0.004590  0.000000        0.00000                         
SCALE2      0.000000  0.009190  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008620        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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