HEADER    LIGASE/RNA                              17-APR-00   1EUQ              
TITLE     CRYSTAL STRUCTURE OF GLUTAMINYL-TRNA SYNTHETASE COMPLEXED WITH A TRNA-
TITLE    2 GLN MUTANT AND AN ACTIVE-SITE INHIBITOR                              
CAVEAT     1EUQ    C4' OF RESIDUE G 948, CHAIN B HAS INCORRECT CHIRALITY        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GLUTAMINYL TRNA;                                           
COMPND   3 CHAIN: B;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: GLUTAMINYL-TRNA SYNTHETASE;                                
COMPND   7 CHAIN: A;                                                            
COMPND   8 SYNONYM: GLNRS, GLUTAMINE-TRNA LIGASE;                               
COMPND   9 EC: 6.1.1.18;                                                        
COMPND  10 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 OTHER_DETAILS: PRODUCT OF RUNOFF T7 POLYMERASE TRANSCRIPTION FROM    
SOURCE   4 SYNTHETIC DNA TEMPLATE;                                              
SOURCE   5 MOL_ID: 2;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   7 ORGANISM_TAXID: 562;                                                 
SOURCE   8 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   9 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    TRNA SYNTHETASE, GLUTAMINE, TRNAGLN, E. COLI, RNA-PROTEIN COMPLEX,    
KEYWDS   2 LIGASE-RNA COMPLEX                                                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.D.SHERLIN,T.L.BULLOCK,K.J.NEWBERRY,R.S.A.LIPMAN,Y.-M.HOU,B.BEIJER,  
AUTHOR   2 B.S.SPROAT,J.J.PERONA                                                
REVDAT   5   07-FEB-24 1EUQ    1       REMARK                                   
REVDAT   4   28-DEC-11 1EUQ    1       CAVEAT VERSN                             
REVDAT   3   24-FEB-09 1EUQ    1       VERSN                                    
REVDAT   2   01-APR-03 1EUQ    1       JRNL                                     
REVDAT   1   04-JUN-00 1EUQ    0                                                
JRNL        AUTH   L.D.SHERLIN,T.L.BULLOCK,K.J.NEWBERRY,R.S.LIPMAN,Y.M.HOU,     
JRNL        AUTH 2 B.BEIJER,B.S.SPROAT,J.J.PERONA                               
JRNL        TITL   INFLUENCE OF TRANSFER RNA TERTIARY STRUCTURE ON              
JRNL        TITL 2 AMINOACYLATION EFFICIENCY BY GLUTAMINYL AND CYSTEINYL-TRNA   
JRNL        TITL 3 SYNTHETASES.                                                 
JRNL        REF    J.MOL.BIOL.                   V. 299   431 2000              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   10860750                                                     
JRNL        DOI    10.1006/JMBI.2000.3749                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.851                                         
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 3.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 30.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 22694                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.242                           
REMARK   3   FREE R VALUE                     : 0.285                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
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            : 4279                                    
REMARK   3   NUCLEIC ACID ATOMS       : 1533                                    
REMARK   3   HETEROGEN ATOMS          : 32                                      
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 53.00                          
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) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
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: NULL                                      
REMARK   4                                                                      
REMARK   4 1EUQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-APR-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000010910.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 12-APR-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9800                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : OTHER                              
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 22694                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 4.000                              
REMARK 200  R MERGE                    (I) : 0.09200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 0.1580                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.20                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.37500                            
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: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 65.34                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.55                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.1 M (NH4)2SO4, 70 MM BUFFER, 20 MM     
REMARK 280  MGCL2, 20 MM BME AT 298 K, PH 7.0, VAPOR DIFFUSION, HANGING DROP    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       56.55500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       56.55500            
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        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000      115.45500            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       46.79500            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000      115.45500            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       46.79500            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       56.55500            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000      115.45500            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       46.79500            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       56.55500            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000      115.45500            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       46.79500            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 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 APPLY THE FOLLOWING TO CHAINS: B, 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 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     MET A     0                                                      
REMARK 465     SER A     1                                                      
REMARK 465     GLU A     2                                                      
REMARK 465     ALA A     3                                                      
REMARK 465     GLU A     4                                                      
REMARK 465     ALA A     5                                                      
REMARK 465     ARG A     6                                                      
REMARK 465     PRO A     7                                                      
REMARK 465     SER A   443                                                      
REMARK 465     LYS A   444                                                      
REMARK 465     ASP A   445                                                      
REMARK 465     PRO A   446                                                      
REMARK 465     ALA A   447                                                      
REMARK 465     ASP A   448                                                      
REMARK 465     GLY A   449                                                      
REMARK 465     ARG A   450                                                      
REMARK 465     LYS A   451                                                      
REMARK 465     VAL A   452                                                      
REMARK 465     LYS A   453                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   N6     A B   921     OP2    G B   948              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500      A B 945   P       A B 945   OP2     0.105                       
REMARK 500      A B 945   P       A B 945   O5'     0.123                       
REMARK 500      A B 945   O5'     A B 945   C5'     0.296                       
REMARK 500      A B 945   C5'     A B 945   C4'     0.167                       
REMARK 500      A B 945   C4'     A B 945   C3'     0.183                       
REMARK 500      A B 945   O3'     A B 945   C3'     0.225                       
REMARK 500      A B 945   C2'     A B 945   O2'     0.083                       
REMARK 500      A B 945   O3'     G B 948   P       0.090                       
REMARK 500      G B 948   O5'     G B 948   C5'     0.236                       
REMARK 500      G B 948   C5'     G B 948   C4'     0.124                       
REMARK 500      G B 948   C4'     G B 948   C3'     0.081                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500      G B 919   N9  -  C1' -  C2' ANGL. DEV. =   8.6 DEGREES          
REMARK 500      G B 936   N9  -  C1' -  C2' ANGL. DEV. =   9.4 DEGREES          
REMARK 500      A B 945   O5' -  P   -  OP2 ANGL. DEV. =  13.8 DEGREES          
REMARK 500      A B 945   P   -  O5' -  C5' ANGL. DEV. =  11.3 DEGREES          
REMARK 500      A B 945   C5' -  C4' -  C3' ANGL. DEV. =  19.4 DEGREES          
REMARK 500      A B 945   C4' -  C3' -  O3' ANGL. DEV. =  16.9 DEGREES          
REMARK 500      A B 945   C2' -  C3' -  O3' ANGL. DEV. = -27.9 DEGREES          
REMARK 500      A B 945   N9  -  C1' -  C2' ANGL. DEV. =  13.0 DEGREES          
REMARK 500      A B 945   C3' -  O3' -  P   ANGL. DEV. =   7.6 DEGREES          
REMARK 500      G B 948   O3' -  P   -  O5' ANGL. DEV. =  22.4 DEGREES          
REMARK 500      G B 948   O3' -  P   -  OP2 ANGL. DEV. =  11.4 DEGREES          
REMARK 500      G B 948   O5' -  P   -  OP1 ANGL. DEV. = -12.3 DEGREES          
REMARK 500      G B 948   O5' -  P   -  OP2 ANGL. DEV. =  -8.3 DEGREES          
REMARK 500      G B 948   P   -  O5' -  C5' ANGL. DEV. =  10.8 DEGREES          
REMARK 500      G B 948   C5' -  C4' -  C3' ANGL. DEV. =  26.8 DEGREES          
REMARK 500    PRO A 348   C   -  N   -  CD  ANGL. DEV. = -17.0 DEGREES          
REMARK 500    PRO A 369   C   -  N   -  CA  ANGL. DEV. =   9.5 DEGREES          
REMARK 500    PRO A 479   C   -  N   -  CA  ANGL. DEV. =   9.8 DEGREES          
REMARK 500    ASP A 527   CB  -  CG  -  OD1 ANGL. DEV. =  -7.1 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    LEU A  19      -71.39    -75.06                                   
REMARK 500    PRO A  32       50.93   -108.03                                   
REMARK 500    LEU A 136       -9.65    -57.72                                   
REMARK 500    ASP A 147       37.41    -94.34                                   
REMARK 500    LYS A 175       79.64   -108.72                                   
REMARK 500    ILE A 176      -88.48    -87.84                                   
REMARK 500    ASP A 177       96.98   -169.34                                   
REMARK 500    MET A 178       -7.51    -59.48                                   
REMARK 500    HIS A 199       -4.51    -57.08                                   
REMARK 500    PHE A 233       20.02    -76.08                                   
REMARK 500    LYS A 270      -12.52    -49.70                                   
REMARK 500    LYS A 280       26.22     48.78                                   
REMARK 500    PRO A 288       -7.03    -58.45                                   
REMARK 500    GLU A 361     -128.74   -159.81                                   
REMARK 500    MET A 362      105.32   -165.27                                   
REMARK 500    LYS A 371       81.68   -152.90                                   
REMARK 500    ASN A 397     -178.52    -54.32                                   
REMARK 500    ARG A 402     -153.01    -71.19                                   
REMARK 500    LEU A 405      -15.85    -35.71                                   
REMARK 500    ALA A 414     -120.12   -147.43                                   
REMARK 500    LYS A 418      102.73   -163.24                                   
REMARK 500    VAL A 422     -174.08    179.35                                   
REMARK 500    ALA A 426      -78.55    -48.55                                   
REMARK 500    GLU A 427       -8.86    -55.84                                   
REMARK 500    THR A 441       77.86   -118.69                                   
REMARK 500    TRP A 458     -179.24   -171.56                                   
REMARK 500    PRO A 479      -38.46    -38.60                                   
REMARK 500    LEU A 507       -6.11    -52.64                                   
REMARK 500    ALA A 512      104.89    -47.95                                   
REMARK 500    GLU A 519      135.07    -37.67                                   
REMARK 500    ARG A 520        5.44     57.98                                   
REMARK 500    SER A 528       31.61    -88.97                                   
REMARK 500    LYS A 535       67.07   -109.25                                   
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      C B 909         0.09    SIDE CHAIN                              
REMARK 500      G B 919         0.07    SIDE CHAIN                              
REMARK 500      U B 938         0.07    SIDE CHAIN                              
REMARK 500    TYR A  77         0.07    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    SER A 528         18.82                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE QSI A 998                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1EUY   RELATED DB: PDB                                   
DBREF  1EUQ A    1   547  UNP    P00962   SYQ_ECOLI        1    547             
DBREF  1EUQ B  902   976  PDB    1EUQ     1EUQ           902    976             
SEQRES   1 B   72    G   G   G   G   U   A   U   C   G   C   C   A   A          
SEQRES   2 B   72    G   C   G   G   U   A   A   G   G   C   A   C   C          
SEQRES   3 B   72    G   G   A   U   U   C   U   G   A   U   U   C   C          
SEQRES   4 B   72    G   G   C   A   G   C   G   A   G   G   U   U   C          
SEQRES   5 B   72    G   A   A   U   C   C   U   C   G   U   A   C   C          
SEQRES   6 B   72    C   C   A   G   C   C   A                                  
SEQRES   1 A  548  MET SER GLU ALA GLU ALA ARG PRO THR ASN PHE ILE ARG          
SEQRES   2 A  548  GLN ILE ILE ASP GLU ASP LEU ALA SER GLY LYS HIS THR          
SEQRES   3 A  548  THR VAL HIS THR ARG PHE PRO PRO GLU PRO ASN GLY TYR          
SEQRES   4 A  548  LEU HIS ILE GLY HIS ALA LYS SER ILE CYS LEU ASN PHE          
SEQRES   5 A  548  GLY ILE ALA GLN ASP TYR LYS GLY GLN CYS ASN LEU ARG          
SEQRES   6 A  548  PHE ASP ASP THR ASN PRO VAL LYS GLU ASP ILE GLU TYR          
SEQRES   7 A  548  VAL GLU SER ILE LYS ASN ASP VAL GLU TRP LEU GLY PHE          
SEQRES   8 A  548  HIS TRP SER GLY ASN VAL ARG TYR SER SER ASP TYR PHE          
SEQRES   9 A  548  ASP GLN LEU HIS ALA TYR ALA ILE GLU LEU ILE ASN LYS          
SEQRES  10 A  548  GLY LEU ALA TYR VAL ASP GLU LEU THR PRO GLU GLN ILE          
SEQRES  11 A  548  ARG GLU TYR ARG GLY THR LEU THR GLN PRO GLY LYS ASN          
SEQRES  12 A  548  SER PRO TYR ARG ASP ARG SER VAL GLU GLU ASN LEU ALA          
SEQRES  13 A  548  LEU PHE GLU LYS MET ARG ALA GLY GLY PHE GLU GLU GLY          
SEQRES  14 A  548  LYS ALA CYS LEU ARG ALA LYS ILE ASP MET ALA SER PRO          
SEQRES  15 A  548  PHE ILE VAL MET ARG ASP PRO VAL LEU TYR ARG ILE LYS          
SEQRES  16 A  548  PHE ALA GLU HIS HIS GLN THR GLY ASN LYS TRP CYS ILE          
SEQRES  17 A  548  TYR PRO MET TYR ASP PHE THR HIS CYS ILE SER ASP ALA          
SEQRES  18 A  548  LEU GLU GLY ILE THR HIS SER LEU CYS THR LEU GLU PHE          
SEQRES  19 A  548  GLN ASP ASN ARG ARG LEU TYR ASP TRP VAL LEU ASP ASN          
SEQRES  20 A  548  ILE THR ILE PRO VAL HIS PRO ARG GLN TYR GLU PHE SER          
SEQRES  21 A  548  ARG LEU ASN LEU GLU TYR THR VAL MET SER LYS ARG LYS          
SEQRES  22 A  548  LEU ASN LEU LEU VAL THR ASP LYS HIS VAL GLU GLY TRP          
SEQRES  23 A  548  ASP ASP PRO ARG MET PRO THR ILE SER GLY LEU ARG ARG          
SEQRES  24 A  548  ARG GLY TYR THR ALA ALA SER ILE ARG GLU PHE CYS LYS          
SEQRES  25 A  548  ARG ILE GLY VAL THR LYS GLN ASP ASN THR ILE GLU MET          
SEQRES  26 A  548  ALA SER LEU GLU SER CYS ILE ARG GLU ASP LEU ASN GLU          
SEQRES  27 A  548  ASN ALA PRO ARG ALA MET ALA VAL ILE ASP PRO VAL LYS          
SEQRES  28 A  548  LEU VAL ILE GLU ASN TYR GLN GLY GLU GLY GLU MET VAL          
SEQRES  29 A  548  THR MET PRO ASN HIS PRO ASN LYS PRO GLU MET GLY SER          
SEQRES  30 A  548  ARG GLN VAL PRO PHE SER GLY GLU ILE TRP ILE ASP ARG          
SEQRES  31 A  548  ALA ASP PHE ARG GLU GLU ALA ASN LYS GLN TYR LYS ARG          
SEQRES  32 A  548  LEU VAL LEU GLY LYS GLU VAL ARG LEU ARG ASN ALA TYR          
SEQRES  33 A  548  VAL ILE LYS ALA GLU ARG VAL GLU LYS ASP ALA GLU GLY          
SEQRES  34 A  548  ASN ILE THR THR ILE PHE CYS THR TYR ASP ALA ASP THR          
SEQRES  35 A  548  LEU SER LYS ASP PRO ALA ASP GLY ARG LYS VAL LYS GLY          
SEQRES  36 A  548  VAL ILE HIS TRP VAL SER ALA ALA HIS ALA LEU PRO VAL          
SEQRES  37 A  548  GLU ILE ARG LEU TYR ASP ARG LEU PHE SER VAL PRO ASN          
SEQRES  38 A  548  PRO GLY ALA ALA ASP ASP PHE LEU SER VAL ILE ASN PRO          
SEQRES  39 A  548  GLU SER LEU VAL ILE LYS GLN GLY PHE ALA GLU PRO SER          
SEQRES  40 A  548  LEU LYS ASP ALA VAL ALA GLY LYS ALA PHE GLN PHE GLU          
SEQRES  41 A  548  ARG GLU GLY TYR PHE CYS LEU ASP SER ARG HIS SER THR          
SEQRES  42 A  548  ALA GLU LYS PRO VAL PHE ASN ARG THR VAL GLY LEU ARG          
SEQRES  43 A  548  ASP THR                                                      
HET    QSI  A 998      32                                                       
HETNAM     QSI 5'-O-[N-(L-GLUTAMINYL)-SULFAMOYL]ADENOSINE                       
FORMUL   3  QSI    C15 H22 N8 O8 S                                              
HELIX    1   1 ASN A    9  SER A   21  1                                  13    
HELIX    2   2 HIS A   40  TYR A   57  1                                  18    
HELIX    3   3 ASN A   69  GLU A   73  5                                   5    
HELIX    4   4 ASP A   74  GLY A   89  1                                  16    
HELIX    5   5 TYR A  102  GLY A  117  1                                  16    
HELIX    6   6 THR A  125  GLY A  134  1                                  10    
HELIX    7   7 SER A  149  ALA A  162  1                                  14    
HELIX    8   8 PHE A  182  ARG A  186  5                                   5    
HELIX    9   9 MET A  210  GLY A  223  1                                  14    
HELIX   10  10 GLU A  232  ASP A  235  5                                   4    
HELIX   11  11 ASN A  236  ASP A  245  1                                  10    
HELIX   12  12 ARG A  271  ASP A  279  1                                   9    
HELIX   13  13 THR A  292  GLY A  300  1                                   9    
HELIX   14  14 THR A  302  ILE A  313  1                                  12    
HELIX   15  15 GLU A  323  ALA A  339  1                                  17    
HELIX   16  16 LYS A  371  MET A  374  5                                   4    
HELIX   17  17 ASN A  480  ALA A  484  5                                   5    
HELIX   18  18 ASP A  486  VAL A  490  5                                   5    
HELIX   19  19 PRO A  505  ALA A  510  5                                   6    
SHEET    1   A 3 HIS A  28  PHE A  31  0                                        
SHEET    2   A 3 GLN A  60  PHE A  65  1  O  GLN A  60   N  THR A  29           
SHEET    3   A 3 ARG A  97  TYR A  98  1  N  ARG A  97   O  LEU A  63           
SHEET    1   B 4 ALA A 119  ASP A 122  0                                        
SHEET    2   B 4 CYS A 171  ALA A 174 -1  N  CYS A 171   O  ASP A 122           
SHEET    3   B 4 VAL A 189  ILE A 193 -1  N  LEU A 190   O  LEU A 172           
SHEET    4   B 4 ILE A 207  PRO A 209 -1  N  TYR A 208   O  ARG A 192           
SHEET    1   C 2 HIS A 226  THR A 230  0                                        
SHEET    2   C 2 ARG A 254  PHE A 258  1  O  ARG A 254   N  SER A 227           
SHEET    1   D 7 ARG A 341  ALA A 342  0                                        
SHEET    2   D 7 ALA A 515  PHE A 518  1  O  GLN A 517   N  ALA A 342           
SHEET    3   D 7 GLY A 522  LEU A 526 -1  N  GLY A 522   O  PHE A 518           
SHEET    4   D 7 VAL A 537  GLY A 543 -1  N  ASN A 539   O  CYS A 525           
SHEET    5   D 7 LEU A 465  TYR A 472  1  O  GLU A 468   N  PHE A 538           
SHEET    6   D 7 LEU A 496  ALA A 503 -1  O  VAL A 497   N  LEU A 471           
SHEET    7   D 7 ALA A 344  VAL A 345 -1  N  VAL A 345   O  PHE A 502           
SHEET    1   E 3 PRO A 348  VAL A 352  0                                        
SHEET    2   E 3 GLU A 384  ASP A 388 -1  O  ILE A 385   N  LEU A 351           
SHEET    3   E 3 VAL A 459  SER A 460 -1  O  VAL A 459   N  TRP A 386           
SHEET    1   F 2 VAL A 363  PRO A 366  0                                        
SHEET    2   F 2 SER A 376  VAL A 379 -1  N  ARG A 377   O  MET A 365           
SHEET    1   G 2 PHE A 392  ARG A 393  0                                        
SHEET    2   G 2 LEU A 403  VAL A 404  1  O  LEU A 403   N  ARG A 393           
SHEET    1   H 2 ARG A 410  LEU A 411  0                                        
SHEET    2   H 2 VAL A 455  ILE A 456  1  N  ILE A 456   O  ARG A 410           
SITE     1 AC1 18 ARG A  30  PHE A  31  PRO A  32  PRO A  33                    
SITE     2 AC1 18 GLU A  34  HIS A  40  GLY A  42  HIS A  43                    
SITE     3 AC1 18 SER A  46  ASP A  66  TYR A 211  HIS A 215                    
SITE     4 AC1 18 CYS A 229  PHE A 233  ARG A 260  LEU A 261                    
SITE     5 AC1 18 LYS A 270    A B 976                                          
CRYST1  230.910   93.590  113.110  90.00  90.00  90.00 C 2 2 21      8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.004331  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010685  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008841        0.00000