PDB Short entry for 12AS
HEADER    LIGASE                                  02-DEC-97   12AS              
TITLE     ASPARAGINE SYNTHETASE MUTANT C51A, C315A COMPLEXED WITH L-ASPARAGINE  
TITLE    2 AND AMP                                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ASPARAGINE SYNTHETASE;                                     
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: L-ASPARTATE\:AMMONIA LIGASE (AMP-FORMING);                  
COMPND   5 EC: 6.3.1.1;                                                         
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI K12;                           
SOURCE   3 ORGANISM_TAXID: 83333;                                               
SOURCE   4 STRAIN: K-12;                                                        
SOURCE   5 GENE: ASNA;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: JM109;                                     
SOURCE   9 EXPRESSION_SYSTEM_VECTOR: PUC18;                                     
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PUNAD37 CYS-FREE;                         
SOURCE  11 EXPRESSION_SYSTEM_GENE: ASNA                                         
KEYWDS    LIGASE, ASPARAGINE SYNTHETASE, NITROGEN FIXATION                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.NAKATSU,H.KATO,J.ODA                                                
REVDAT   5   02-AUG-23 12AS    1       REMARK                                   
REVDAT   4   03-NOV-21 12AS    1       REMARK SEQADV                            
REVDAT   3   24-FEB-09 12AS    1       VERSN                                    
REVDAT   2   16-FEB-99 12AS    3       COMPND REMARK TITLE  HETATM              
REVDAT   2 2                   3       DBREF  KEYWDS HEADER                     
REVDAT   1   30-DEC-98 12AS    0                                                
JRNL        AUTH   T.NAKATSU,H.KATO,J.ODA                                       
JRNL        TITL   CRYSTAL STRUCTURE OF ASPARAGINE SYNTHETASE REVEALS A CLOSE   
JRNL        TITL 2 EVOLUTIONARY RELATIONSHIP TO CLASS II AMINOACYL-TRNA         
JRNL        TITL 3 SYNTHETASE.                                                  
JRNL        REF    NAT.STRUCT.BIOL.              V.   5    15 1998              
JRNL        REFN                   ISSN 1072-8368                               
JRNL        PMID   9437423                                                      
JRNL        DOI    10.1038/NSB0198-15                                           
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   T.NAKATSU,H.KATO,J.ODA                                       
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY CRYSTALLOGRAPHIC STUDY OF    
REMARK   1  TITL 2 ASPARAGINE SYNTHETASE FROM ESCHERICHIA COLI                  
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.D      V.  52   604 1996              
REMARK   1  REFN                   ISSN 0907-4449                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   A.SUGIYAMA,H.KATO,T.NISHIOKA,J.ODA                           
REMARK   1  TITL   OVEREXPRESSION AND PURIFICATION OF ASPARAGINE SYNTHETASE     
REMARK   1  TITL 2 FROM ESCHERICHIA COLI                                        
REMARK   1  REF    BIOSCI.BIOTECHNOL.BIOCHEM.    V.  56   376 1992              
REMARK   1  REFN                   ISSN 0916-8451                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 10000000.000                   
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0010                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 71.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 24815                          
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) : 0.164                           
REMARK   3   FREE R VALUE                     : 0.287                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2455                            
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           : 8                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.30                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 54.90                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2045                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2440                       
REMARK   3   BIN FREE R VALUE                    : 0.3450                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.00                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 250                          
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            : 5118                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 64                                      
REMARK   3   SOLVENT ATOMS            : 203                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 10.70                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 10.20                          
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) : 0.25                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
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) : 0.008                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.250                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 27.40                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 2.700                           
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  : PARHCSDX.PRO                                   
REMARK   3  PARAMETER FILE  2  : PARAM19.SOL                                    
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : TOPH19.SOL                                     
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 12AS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000170069.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NOV-95                             
REMARK 200  TEMPERATURE           (KELVIN) : 293                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RUH3R                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : MSC DOUBLE MIRROR                  
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU                             
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : PROCESS                            
REMARK 200  DATA SCALING SOFTWARE          : PROCESS                            
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 25168                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 72.1                               
REMARK 200  DATA REDUNDANCY                : 2.800                              
REMARK 200  R MERGE                    (I) : 0.11200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 5.0000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.25                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 53.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.23800                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: PDB ENTRY 11AS                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 47.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN CRYSTALLIZED FROM 45%            
REMARK 280  SATURATED AMMONIUM SULFATE, 22 MM ASPARAGINE, 88 MM MGCL2, 10 %     
REMARK 280  (W/V) GLYCEROL 5 MM 2-MERCAPTOETHANOL, 50 MM HEPES, PH7.5 THEN      
REMARK 280  SOAKED BY 50MM AMP AND 50 MM ASPARAGINE                             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,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       63.06500            
REMARK 290   SMTRY3   2  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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5430 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 24890 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -25.0 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     MET A     1                                                      
REMARK 465     LYS A     2                                                      
REMARK 465     THR A     3                                                      
REMARK 465     MET B     1                                                      
REMARK 465     LYS B     2                                                      
REMARK 465     THR B     3                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A 100   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.8 DEGREES          
REMARK 500    ARG A 176   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ARG A 255   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.0 DEGREES          
REMARK 500    ARG B  78   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.0 DEGREES          
REMARK 500    LEU B  92   CA  -  CB  -  CG  ANGL. DEV. =  15.0 DEGREES          
REMARK 500    ARG B 187   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ARG B 210   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    ARG B 255   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 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  48     -130.17     64.58                                   
REMARK 500    SER A  72      164.07    176.61                                   
REMARK 500    SER A 152        1.09    -67.13                                   
REMARK 500    GLU A 153      -12.58   -140.75                                   
REMARK 500    PHE A 160      -18.58   -148.40                                   
REMARK 500    ALA A 195      100.77   -165.86                                   
REMARK 500    ASP A 207     -134.36    -71.16                                   
REMARK 500    SER A 222      -11.77   -142.69                                   
REMARK 500    GLU A 244       46.88     39.05                                   
REMARK 500    GLN A 306       53.31     73.01                                   
REMARK 500    SER A 328       30.70     72.19                                   
REMARK 500    LEU B  48     -121.84     63.24                                   
REMARK 500    PRO B 108        7.96    -64.49                                   
REMARK 500    GLU B 120      141.03   -171.93                                   
REMARK 500    PHE B 160      -21.23   -147.82                                   
REMARK 500    LEU B 205     -152.97   -102.23                                   
REMARK 500    ASP B 207     -163.74    -59.78                                   
REMARK 500    TYR B 218      -46.18   -143.08                                   
REMARK 500    GLU B 226      -13.51    -49.14                                   
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    ARG A  10         0.14    SIDE CHAIN                              
REMARK 500    ARG A  21         0.22    SIDE CHAIN                              
REMARK 500    ARG A  26         0.10    SIDE CHAIN                              
REMARK 500    ARG A  39         0.23    SIDE CHAIN                              
REMARK 500    ARG A  78         0.25    SIDE CHAIN                              
REMARK 500    ARG A 100         0.24    SIDE CHAIN                              
REMARK 500    ARG A 105         0.17    SIDE CHAIN                              
REMARK 500    ARG A 121         0.22    SIDE CHAIN                              
REMARK 500    ARG A 128         0.22    SIDE CHAIN                              
REMARK 500    ARG A 176         0.25    SIDE CHAIN                              
REMARK 500    ARG A 185         0.11    SIDE CHAIN                              
REMARK 500    ARG A 187         0.25    SIDE CHAIN                              
REMARK 500    ARG A 210         0.20    SIDE CHAIN                              
REMARK 500    ARG A 214         0.21    SIDE CHAIN                              
REMARK 500    ARG A 255         0.18    SIDE CHAIN                              
REMARK 500    ARG A 273         0.18    SIDE CHAIN                              
REMARK 500    ARG A 284         0.14    SIDE CHAIN                              
REMARK 500    ARG A 299         0.18    SIDE CHAIN                              
REMARK 500    ARG A 323         0.15    SIDE CHAIN                              
REMARK 500    ARG B  10         0.21    SIDE CHAIN                              
REMARK 500    ARG B  21         0.24    SIDE CHAIN                              
REMARK 500    ARG B  26         0.10    SIDE CHAIN                              
REMARK 500    ARG B  39         0.22    SIDE CHAIN                              
REMARK 500    ARG B  78         0.23    SIDE CHAIN                              
REMARK 500    ARG B 100         0.22    SIDE CHAIN                              
REMARK 500    ARG B 105         0.24    SIDE CHAIN                              
REMARK 500    ARG B 121         0.23    SIDE CHAIN                              
REMARK 500    ARG B 128         0.18    SIDE CHAIN                              
REMARK 500    ARG B 176         0.20    SIDE CHAIN                              
REMARK 500    ARG B 185         0.19    SIDE CHAIN                              
REMARK 500    ARG B 187         0.23    SIDE CHAIN                              
REMARK 500    ARG B 210         0.24    SIDE CHAIN                              
REMARK 500    ARG B 214         0.13    SIDE CHAIN                              
REMARK 500    ARG B 255         0.20    SIDE CHAIN                              
REMARK 500    ARG B 273         0.22    SIDE CHAIN                              
REMARK 500    ARG B 284         0.19    SIDE CHAIN                              
REMARK 500    ARG B 299         0.17    SIDE CHAIN                              
REMARK 500    ARG B 323         0.22    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: NU1                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: AMP BINDING (CATALYTIC) SITE (CHAIN A).            
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: NU2                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: AMP BINDING (CATALYTIC) SITE (CHAIN B).            
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ASN A 331                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ASN B 331                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AMP A 332                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AMP B 332                 
DBREF  12AS A    1   330  UNP    P00963   ASNA_ECOLI       1    330             
DBREF  12AS B    1   330  UNP    P00963   ASNA_ECOLI       1    330             
SEQADV 12AS ALA A   51  UNP  P00963    CYS    51 ENGINEERED MUTATION            
SEQADV 12AS ALA A  315  UNP  P00963    CYS   315 ENGINEERED MUTATION            
SEQADV 12AS ALA B   51  UNP  P00963    CYS    51 ENGINEERED MUTATION            
SEQADV 12AS ALA B  315  UNP  P00963    CYS   315 ENGINEERED MUTATION            
SEQRES   1 A  330  MET LYS THR ALA TYR ILE ALA LYS GLN ARG GLN ILE SER          
SEQRES   2 A  330  PHE VAL LYS SER HIS PHE SER ARG GLN LEU GLU GLU ARG          
SEQRES   3 A  330  LEU GLY LEU ILE GLU VAL GLN ALA PRO ILE LEU SER ARG          
SEQRES   4 A  330  VAL GLY ASP GLY THR GLN ASP ASN LEU SER GLY ALA GLU          
SEQRES   5 A  330  LYS ALA VAL GLN VAL LYS VAL LYS ALA LEU PRO ASP ALA          
SEQRES   6 A  330  GLN PHE GLU VAL VAL HIS SER LEU ALA LYS TRP LYS ARG          
SEQRES   7 A  330  GLN THR LEU GLY GLN HIS ASP PHE SER ALA GLY GLU GLY          
SEQRES   8 A  330  LEU TYR THR HIS MET LYS ALA LEU ARG PRO ASP GLU ASP          
SEQRES   9 A  330  ARG LEU SER PRO LEU HIS SER VAL TYR VAL ASP GLN TRP          
SEQRES  10 A  330  ASP TRP GLU ARG VAL MET GLY ASP GLY GLU ARG GLN PHE          
SEQRES  11 A  330  SER THR LEU LYS SER THR VAL GLU ALA ILE TRP ALA GLY          
SEQRES  12 A  330  ILE LYS ALA THR GLU ALA ALA VAL SER GLU GLU PHE GLY          
SEQRES  13 A  330  LEU ALA PRO PHE LEU PRO ASP GLN ILE HIS PHE VAL HIS          
SEQRES  14 A  330  SER GLN GLU LEU LEU SER ARG TYR PRO ASP LEU ASP ALA          
SEQRES  15 A  330  LYS GLY ARG GLU ARG ALA ILE ALA LYS ASP LEU GLY ALA          
SEQRES  16 A  330  VAL PHE LEU VAL GLY ILE GLY GLY LYS LEU SER ASP GLY          
SEQRES  17 A  330  HIS ARG HIS ASP VAL ARG ALA PRO ASP TYR ASP ASP TRP          
SEQRES  18 A  330  SER THR PRO SER GLU LEU GLY HIS ALA GLY LEU ASN GLY          
SEQRES  19 A  330  ASP ILE LEU VAL TRP ASN PRO VAL LEU GLU ASP ALA PHE          
SEQRES  20 A  330  GLU LEU SER SER MET GLY ILE ARG VAL ASP ALA ASP THR          
SEQRES  21 A  330  LEU LYS HIS GLN LEU ALA LEU THR GLY ASP GLU ASP ARG          
SEQRES  22 A  330  LEU GLU LEU GLU TRP HIS GLN ALA LEU LEU ARG GLY GLU          
SEQRES  23 A  330  MET PRO GLN THR ILE GLY GLY GLY ILE GLY GLN SER ARG          
SEQRES  24 A  330  LEU THR MET LEU LEU LEU GLN LEU PRO HIS ILE GLY GLN          
SEQRES  25 A  330  VAL GLN ALA GLY VAL TRP PRO ALA ALA VAL ARG GLU SER          
SEQRES  26 A  330  VAL PRO SER LEU LEU                                          
SEQRES   1 B  330  MET LYS THR ALA TYR ILE ALA LYS GLN ARG GLN ILE SER          
SEQRES   2 B  330  PHE VAL LYS SER HIS PHE SER ARG GLN LEU GLU GLU ARG          
SEQRES   3 B  330  LEU GLY LEU ILE GLU VAL GLN ALA PRO ILE LEU SER ARG          
SEQRES   4 B  330  VAL GLY ASP GLY THR GLN ASP ASN LEU SER GLY ALA GLU          
SEQRES   5 B  330  LYS ALA VAL GLN VAL LYS VAL LYS ALA LEU PRO ASP ALA          
SEQRES   6 B  330  GLN PHE GLU VAL VAL HIS SER LEU ALA LYS TRP LYS ARG          
SEQRES   7 B  330  GLN THR LEU GLY GLN HIS ASP PHE SER ALA GLY GLU GLY          
SEQRES   8 B  330  LEU TYR THR HIS MET LYS ALA LEU ARG PRO ASP GLU ASP          
SEQRES   9 B  330  ARG LEU SER PRO LEU HIS SER VAL TYR VAL ASP GLN TRP          
SEQRES  10 B  330  ASP TRP GLU ARG VAL MET GLY ASP GLY GLU ARG GLN PHE          
SEQRES  11 B  330  SER THR LEU LYS SER THR VAL GLU ALA ILE TRP ALA GLY          
SEQRES  12 B  330  ILE LYS ALA THR GLU ALA ALA VAL SER GLU GLU PHE GLY          
SEQRES  13 B  330  LEU ALA PRO PHE LEU PRO ASP GLN ILE HIS PHE VAL HIS          
SEQRES  14 B  330  SER GLN GLU LEU LEU SER ARG TYR PRO ASP LEU ASP ALA          
SEQRES  15 B  330  LYS GLY ARG GLU ARG ALA ILE ALA LYS ASP LEU GLY ALA          
SEQRES  16 B  330  VAL PHE LEU VAL GLY ILE GLY GLY LYS LEU SER ASP GLY          
SEQRES  17 B  330  HIS ARG HIS ASP VAL ARG ALA PRO ASP TYR ASP ASP TRP          
SEQRES  18 B  330  SER THR PRO SER GLU LEU GLY HIS ALA GLY LEU ASN GLY          
SEQRES  19 B  330  ASP ILE LEU VAL TRP ASN PRO VAL LEU GLU ASP ALA PHE          
SEQRES  20 B  330  GLU LEU SER SER MET GLY ILE ARG VAL ASP ALA ASP THR          
SEQRES  21 B  330  LEU LYS HIS GLN LEU ALA LEU THR GLY ASP GLU ASP ARG          
SEQRES  22 B  330  LEU GLU LEU GLU TRP HIS GLN ALA LEU LEU ARG GLY GLU          
SEQRES  23 B  330  MET PRO GLN THR ILE GLY GLY GLY ILE GLY GLN SER ARG          
SEQRES  24 B  330  LEU THR MET LEU LEU LEU GLN LEU PRO HIS ILE GLY GLN          
SEQRES  25 B  330  VAL GLN ALA GLY VAL TRP PRO ALA ALA VAL ARG GLU SER          
SEQRES  26 B  330  VAL PRO SER LEU LEU                                          
HET    ASN  A 331       9                                                       
HET    AMP  A 332      23                                                       
HET    ASN  B 331       9                                                       
HET    AMP  B 332      23                                                       
HETNAM     ASN ASPARAGINE                                                       
HETNAM     AMP ADENOSINE MONOPHOSPHATE                                          
FORMUL   3  ASN    2(C4 H8 N2 O3)                                               
FORMUL   4  AMP    2(C10 H14 N5 O7 P)                                           
FORMUL   7  HOH   *203(H2 O)                                                    
HELIX    1   1 TYR A    5  LEU A   27  1                                  23    
HELIX    2   2 ALA A   74  GLN A   83  1                                  10    
HELIX    3   3 PHE A  130  GLU A  154  1                                  25    
HELIX    4   4 SER A  170  ARG A  176  1                                   7    
HELIX    5   5 ALA A  182  LEU A  193  1                                  12    
HELIX    6   6 ALA A  258  THR A  268  1                                  11    
HELIX    7   7 GLU A  271  GLU A  275  5                                   5    
HELIX    8   8 GLU A  277  LEU A  283  1                                   7    
HELIX    9   9 GLN A  297  LEU A  305  1                                   9    
HELIX   10  10 ILE A  310  GLN A  312  5                                   3    
HELIX   11  11 ALA A  320  SER A  325  1                                   6    
HELIX   12  12 TYR B    5  ARG B   26  1                                  22    
HELIX   13  13 TRP B   76  GLN B   83  1                                   8    
HELIX   14  14 PHE B  130  PHE B  155  1                                  26    
HELIX   15  15 SER B  170  ARG B  176  1                                   7    
HELIX   16  16 ALA B  182  LEU B  193  1                                  12    
HELIX   17  17 ALA B  258  THR B  268  1                                  11    
HELIX   18  18 GLU B  271  GLU B  275  5                                   5    
HELIX   19  19 GLU B  277  LEU B  283  1                                   7    
HELIX   20  20 GLN B  297  LEU B  304  1                                   8    
HELIX   21  21 ILE B  310  GLN B  312  5                                   3    
HELIX   22  22 ALA B  320  SER B  325  1                                   6    
SHEET    1   A 8 LEU A  29  GLU A  31  0                                        
SHEET    2   A 8 GLY A  91  LEU A  99  1  N  GLY A  91   O  ILE A  30           
SHEET    3   A 8 TYR A 113  VAL A 122 -1  N  GLU A 120   O  LEU A  92           
SHEET    4   A 8 THR A 290  GLY A 296 -1  N  ILE A 295   O  TRP A 117           
SHEET    5   A 8 ASP A 245  ILE A 254 -1  N  GLY A 253   O  GLY A 292           
SHEET    6   A 8 ASN A 233  ASN A 240 -1  N  ASN A 240   O  ASP A 245           
SHEET    7   A 8 ALA A 195  VAL A 199 -1  N  LEU A 198   O  ASP A 235           
SHEET    8   A 8 HIS A 166  HIS A 169  1  N  HIS A 166   O  PHE A 197           
SHEET    1   B 2 LEU A  37  ARG A  39  0                                        
SHEET    2   B 2 PHE A  67  VAL A  69 -1  N  GLU A  68   O  SER A  38           
SHEET    1   C 8 LEU B  29  GLU B  31  0                                        
SHEET    2   C 8 GLY B  91  LEU B  99  1  N  GLY B  91   O  ILE B  30           
SHEET    3   C 8 TYR B 113  VAL B 122 -1  N  GLU B 120   O  LEU B  92           
SHEET    4   C 8 THR B 290  GLY B 296 -1  N  ILE B 295   O  TRP B 117           
SHEET    5   C 8 ASP B 245  ILE B 254 -1  N  GLY B 253   O  GLY B 292           
SHEET    6   C 8 ASN B 233  ASN B 240 -1  N  ASN B 240   O  ASP B 245           
SHEET    7   C 8 ALA B 195  VAL B 199 -1  N  LEU B 198   O  ASP B 235           
SHEET    8   C 8 HIS B 166  HIS B 169  1  N  HIS B 166   O  PHE B 197           
SHEET    1   D 2 LEU B  37  ARG B  39  0                                        
SHEET    2   D 2 PHE B  67  VAL B  69 -1  N  GLU B  68   O  SER B  38           
SITE     1 NU1  1 AMP A 332                                                     
SITE     1 NU2  1 AMP B 332                                                     
SITE     1 AC1 13 ASP A  46  SER A  72  ALA A  74  LYS A  77                    
SITE     2 AC1 13 GLN A 116  ASP A 118  TYR A 218  SER A 251                    
SITE     3 AC1 13 ARG A 255  GLY A 293  GLY A 294  AMP A 332                    
SITE     4 AC1 13 HOH A 371                                                     
SITE     1 AC2 13 ASP B  46  SER B  72  ALA B  74  LYS B  77                    
SITE     2 AC2 13 GLN B 116  ASP B 118  TYR B 218  ASP B 219                    
SITE     3 AC2 13 SER B 251  ARG B 255  GLY B 292  GLY B 293                    
SITE     4 AC2 13 AMP B 332                                                     
SITE     1 AC3 17 ARG A 100  GLU A 103  LEU A 109  HIS A 110                    
SITE     2 AC3 17 SER A 111  VAL A 114  GLN A 116  GLU A 248                    
SITE     3 AC3 17 LEU A 249  SER A 250  SER A 251  GLY A 294                    
SITE     4 AC3 17 GLY A 296  ARG A 299  ILE A 310  ASN A 331                    
SITE     5 AC3 17 HOH A 386                                                     
SITE     1 AC4 15 ARG B 100  GLU B 103  LEU B 109  HIS B 110                    
SITE     2 AC4 15 SER B 111  VAL B 114  GLN B 116  GLU B 248                    
SITE     3 AC4 15 LEU B 249  SER B 250  SER B 251  GLY B 296                    
SITE     4 AC4 15 ARG B 299  ASN B 331  HOH B 385                               
CRYST1   53.000  126.130   52.860  90.00 105.59  90.00 P 1 21 1      4          
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      0.018868  0.000000  0.005264        0.00000                         
SCALE2      0.000000  0.007928  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.019640        0.00000                         
MTRIX1   1 -1.000000 -0.000220  0.000860       64.29259    1                    
MTRIX2   1 -0.000220 -0.875960 -0.482380       68.35215    1                    
MTRIX3   1  0.000860 -0.482380  0.875970       17.54653    1