HEADER    LIGASE                                  26-MAR-99   1CG1               
TITLE     STRUCTURE OF THE MUTANT (K16Q) OF ADENYLOSUCCINATE SYNTHETASE FROM E.  
TITLE    2 COLI COMPLEXED WITH HADACIDIN, GDP, 6-PHOSPHORYL-IMP, AND MG2+        
COMPND    MOL_ID: 1;                                                             
COMPND   2 MOLECULE: PROTEIN (ADENYLOSUCCINATE SYNTHETASE);                      
COMPND   3 CHAIN: A;                                                             
COMPND   4 SYNONYM: AMPSASE;                                                     
COMPND   5 EC: 6.3.4.4;                                                          
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 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                  
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                         
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: PUR A- STRAIN H1238;                        
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PTRC99A                                    
KEYWDS    LIGASE, GTP-HYDROLYSING ENZYMES, PURINE 2 NUCLEOTIDE BIOSYNTHESIS, 6-  
KEYWDS   2 PHOSPORYL-IMP                                                         
EXPDTA    X-RAY DIFFRACTION                                                      
AUTHOR    J.Y.CHOE,B.W.POLAND,H.FROMM,R.HONZATKO                                 
REVDAT   6   09-AUG-23 1CG1    1       REMARK SEQADV LINK                        
REVDAT   5   14-MAR-18 1CG1    1       SEQADV                                    
REVDAT   4   04-OCT-17 1CG1    1       REMARK                                    
REVDAT   3   13-JUL-11 1CG1    1       VERSN                                     
REVDAT   2   24-FEB-09 1CG1    1       VERSN                                     
REVDAT   1   17-JUN-99 1CG1    0                                                 
JRNL        AUTH   J.Y.CHOE,B.W.POLAND,H.J.FROMM,R.B.HONZATKO                    
JRNL        TITL   MECHANISTIC IMPLICATIONS FROM CRYSTALLINE COMPLEXES OF        
JRNL        TITL 2 WILD-TYPE AND MUTANT ADENYLOSUCCINATE SYNTHETASES FROM        
JRNL        TITL 3 ESCHERICHIA COLI.                                             
JRNL        REF    BIOCHEMISTRY                  V.  38  6953 1999               
JRNL        REFN                   ISSN 0006-2960                                
JRNL        PMID   10346917                                                      
JRNL        DOI    10.1021/BI990159S                                             
REMARK   2                                                                       
REMARK   2 RESOLUTION.    2.50 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) : 2.50                            
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 5.00                            
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                            
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                          
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 65.3                            
REMARK   3   NUMBER OF REFLECTIONS             : 17691                           
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) : 0.169                            
REMARK   3   FREE R VALUE                     : 0.249                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1770                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.006                            
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            : 3321                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                        
REMARK   3   HETEROGEN ATOMS          : 64                                       
REMARK   3   SOLVENT ATOMS            : 238                                      
REMARK   3                                                                       
REMARK   3  B VALUES.                                                            
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                            
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 18.00                           
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) : 1.970                            
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  : PARHCSDX.PRO                                    
REMARK   3  PARAMETER FILE  2  : PARNAH1E.DNA                                    
REMARK   3  PARAMETER FILE  3  : PARAM19.SOL                                     
REMARK   3  PARAMETER FILE  4  : NULL                                            
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                    
REMARK   3  TOPOLOGY FILE  2   : TOPH19.PEP                                      
REMARK   3  TOPOLOGY FILE  3   : NULL                                            
REMARK   3  TOPOLOGY FILE  4   : NULL                                            
REMARK   3                                                                       
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                       
REMARK   4                                                                       
REMARK   4 1CG1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                          
REMARK 100                                                                       
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-MAR-99.                   
REMARK 100 THE DEPOSITION ID IS D_1000000738.                                    
REMARK 200                                                                       
REMARK 200 EXPERIMENTAL DETAILS                                                  
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                   
REMARK 200  DATE OF DATA COLLECTION        : MAY-97                              
REMARK 200  TEMPERATURE           (KELVIN) : 120                                 
REMARK 200  PH                             : 6.5                                 
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          : SIEMENS                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                   
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                              
REMARK 200  MONOCHROMATOR                  : NULL                                
REMARK 200  OPTICS                         : NULL                                
REMARK 200                                                                       
REMARK 200  DETECTOR TYPE                  : AREA DETECTOR                       
REMARK 200  DETECTOR MANUFACTURER          : SIEMENS                             
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : X-GEN                               
REMARK 200  DATA SCALING SOFTWARE          : X-GEN                               
REMARK 200                                                                       
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 27094                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.500                               
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                              
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                                
REMARK 200                                                                       
REMARK 200 OVERALL.                                                              
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.0                                
REMARK 200  DATA REDUNDANCY                : 2.500                               
REMARK 200  R MERGE                    (I) : 0.07430                             
REMARK 200  R SYM                      (I) : NULL                                
REMARK 200   FOR THE DATA SET  : NULL                                
REMARK 200                                                                       
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                      
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50                      
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.70                      
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.0                                
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                                
REMARK 200  R MERGE FOR SHELL          (I) : NULL                                
REMARK 200  R SYM FOR SHELL            (I) : NULL                                
REMARK 200   FOR SHELL         : NULL                                
REMARK 200                                                                       
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                               
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT         
REMARK 200 SOFTWARE USED: X-PLOR                                                 
REMARK 200 STARTING MODEL: 1GIM                                                  
REMARK 200                                                                       
REMARK 200 REMARK: NULL                                                          
REMARK 280                                                                       
REMARK 280 CRYSTAL                                                               
REMARK 280 SOLVENT CONTENT, VS   (%): 60.65                                      
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.13                      
REMARK 280                                                                       
REMARK 280 CRYSTALLIZATION CONDITIONS: 13% PEG 8000, 100MM NA-CACODYLATE(PH      
REMARK 280  6.5)                                                                 
REMARK 290                                                                       
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                             
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1                          
REMARK 290                                                                       
REMARK 290      SYMOP   SYMMETRY                                                 
REMARK 290     NNNMMM   OPERATOR                                                 
REMARK 290       1555   X,Y,Z                                                    
REMARK 290       2555   -Y,X-Y,Z+2/3                                             
REMARK 290       3555   -X+Y,-X,Z+1/3                                            
REMARK 290       4555   Y,X,-Z                                                   
REMARK 290       5555   X-Y,-Y,-Z+1/3                                            
REMARK 290       6555   -X,-X+Y,-Z+2/3                                           
REMARK 290                                                                       
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                      
REMARK 290           MMM -> TRANSLATION VECTOR                                   
REMARK 290                                                                       
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                             
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM              
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                 
REMARK 290 RELATED MOLECULES.                                                    
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000             
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000             
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000             
REMARK 290   SMTRY1   2 -0.500000 -0.866214  0.000000        0.00000             
REMARK 290   SMTRY2   2  0.865837 -0.500000  0.000000        0.00000             
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      105.65240             
REMARK 290   SMTRY1   3 -0.500000  0.866214  0.000000        0.00000             
REMARK 290   SMTRY2   3 -0.865837 -0.500000  0.000000        0.00000             
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       52.82620             
REMARK 290   SMTRY1   4 -0.500000  0.866214  0.000000        0.00000             
REMARK 290   SMTRY2   4  0.865837  0.500000  0.000000        0.00000             
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000             
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000             
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000             
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       52.82620             
REMARK 290   SMTRY1   6 -0.500000 -0.866214  0.000000        0.00000             
REMARK 290   SMTRY2   6 -0.865837  0.500000  0.000000        0.00000             
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000      105.65240             
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,PQS                                               
REMARK 350 TOTAL BURIED SURFACE AREA: 9760 ANGSTROM**2                           
REMARK 350 SURFACE AREA OF THE COMPLEX: 27530 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -52.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                      
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000             
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000             
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000             
REMARK 350   BIOMT1   2 -0.500000 -0.866214  0.000000        0.00000             
REMARK 350   BIOMT2   2 -0.865837  0.500000  0.000000        0.00000             
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      105.65240             
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    LEU A  74   CA  -  CB  -  CG  ANGL. DEV. =  19.4 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    GLN A  10     -114.09   -120.41                                    
REMARK 500    ASP A  13       27.64     49.74                                    
REMARK 500    LYS A 124       33.67    -85.75                                    
REMARK 500    ASP A 153       89.63   -162.97                                    
REMARK 500    ALA A 194      -62.13    -27.79                                    
REMARK 500    GLN A 224     -166.97     56.30                                    
REMARK 500    ALA A 268      -20.91     93.00                                    
REMARK 500    PHE A 278       74.09   -161.92                                    
REMARK 500    ASP A 284     -162.86   -106.47                                    
REMARK 500    ALA A 299        2.75    -65.32                                    
REMARK 500    LEU A 360      -89.15    -96.74                                    
REMARK 500                                                                       
REMARK 500 REMARK: NULL                                                          
REMARK 620                                                                       
REMARK 620 METAL COORDINATION                                                    
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;                
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                              
REMARK 620                                                                       
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                          
REMARK 620                              MG A 435  MG                             
REMARK 620 N RES CSSEQI ATOM                                                     
REMARK 620 1 ASP A  13   OD1                                                     
REMARK 620 2 GLY A  40   O   163.5                                               
REMARK 620 3 GDP A 432   O2B 105.8  90.5                                         
REMARK 620 4 GDP A 432   O2A  92.6  82.8  97.3                                   
REMARK 620 5 HDA A 437   O    74.0  90.4 169.9  92.8                             
REMARK 620 6 IMO A 440   O1   88.0  98.6  75.6 172.8  94.3                       
REMARK 620 N                    1     2     3     4     5                        
REMARK 800                                                                       
REMARK 800 SITE                                                                  
REMARK 800 SITE_IDENTIFIER: AC1                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 435                   
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC2                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HDA A 437                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC3                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMO A 440                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC4                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GDP A 432                  
DBREF  1CG1 A    1   431  UNP    P0A7D4   PURA_ECOLI       1    431              
SEQADV 1CG1 GLN A   16  UNP  P0A7D4    LYS    16 ENGINEERED MUTATION             
SEQRES   1 A  431  GLY ASN ASN VAL VAL VAL LEU GLY THR GLN TRP GLY ASP           
SEQRES   2 A  431  GLU GLY GLN GLY LYS ILE VAL ASP LEU LEU THR GLU ARG           
SEQRES   3 A  431  ALA LYS TYR VAL VAL ARG TYR GLN GLY GLY HIS ASN ALA           
SEQRES   4 A  431  GLY HIS THR LEU VAL ILE ASN GLY GLU LYS THR VAL LEU           
SEQRES   5 A  431  HIS LEU ILE PRO SER GLY ILE LEU ARG GLU ASN VAL THR           
SEQRES   6 A  431  SER ILE ILE GLY ASN GLY VAL VAL LEU SER PRO ALA ALA           
SEQRES   7 A  431  LEU MET LYS GLU MET LYS GLU LEU GLU ASP ARG GLY ILE           
SEQRES   8 A  431  PRO VAL ARG GLU ARG LEU LEU LEU SER GLU ALA CYS PRO           
SEQRES   9 A  431  LEU ILE LEU ASP TYR HIS VAL ALA LEU ASP ASN ALA ARG           
SEQRES  10 A  431  GLU LYS ALA ARG GLY ALA LYS ALA ILE GLY THR THR GLY           
SEQRES  11 A  431  ARG GLY ILE GLY PRO ALA TYR GLU ASP LYS VAL ALA ARG           
SEQRES  12 A  431  ARG GLY LEU ARG VAL GLY ASP LEU PHE ASP LYS GLU THR           
SEQRES  13 A  431  PHE ALA GLU LYS LEU LYS GLU VAL MET GLU TYR HIS ASN           
SEQRES  14 A  431  PHE GLN LEU VAL ASN TYR TYR LYS ALA GLU ALA VAL ASP           
SEQRES  15 A  431  TYR GLN LYS VAL LEU ASP ASP THR MET ALA VAL ALA ASP           
SEQRES  16 A  431  ILE LEU THR SER MET VAL VAL ASP VAL SER ASP LEU LEU           
SEQRES  17 A  431  ASP GLN ALA ARG GLN ARG GLY ASP PHE VAL MET PHE GLU           
SEQRES  18 A  431  GLY ALA GLN GLY THR LEU LEU ASP ILE ASP HIS GLY THR           
SEQRES  19 A  431  TYR PRO TYR VAL THR SER SER ASN THR THR ALA GLY GLY           
SEQRES  20 A  431  VAL ALA THR GLY SER GLY LEU GLY PRO ARG TYR VAL ASP           
SEQRES  21 A  431  TYR VAL LEU GLY ILE LEU LYS ALA TYR SER THR ARG VAL           
SEQRES  22 A  431  GLY ALA GLY PRO PHE PRO THR GLU LEU PHE ASP GLU THR           
SEQRES  23 A  431  GLY GLU PHE LEU CYS LYS GLN GLY ASN GLU PHE GLY ALA           
SEQRES  24 A  431  THR THR GLY ARG ARG ARG ARG THR GLY TRP LEU ASP THR           
SEQRES  25 A  431  VAL ALA VAL ARG ARG ALA VAL GLN LEU ASN SER LEU SER           
SEQRES  26 A  431  GLY PHE CYS LEU THR LYS LEU ASP VAL LEU ASP GLY LEU           
SEQRES  27 A  431  LYS GLU VAL LYS LEU CYS VAL ALA TYR ARG MET PRO ASP           
SEQRES  28 A  431  GLY ARG GLU VAL THR THR THR PRO LEU ALA ALA ASP ASP           
SEQRES  29 A  431  TRP LYS GLY VAL GLU PRO ILE TYR GLU THR MET PRO GLY           
SEQRES  30 A  431  TRP SER GLU SER THR PHE GLY VAL LYS ASP ARG SER GLY           
SEQRES  31 A  431  LEU PRO GLN ALA ALA LEU ASN TYR ILE LYS ARG ILE GLU           
SEQRES  32 A  431  GLU LEU THR GLY VAL PRO ILE ASP ILE ILE SER THR GLY           
SEQRES  33 A  431  PRO ASP ARG THR GLU THR MET ILE LEU ARG ASP PRO PHE           
SEQRES  34 A  431  ASP ALA                                                       
HET     MG  A 435       1                                                        
HET    HDA  A 437       8                                                        
HET    IMO  A 440      27                                                        
HET    GDP  A 432      28                                                        
HETNAM      MG MAGNESIUM ION                                                     
HETNAM     HDA HADACIDIN                                                         
HETNAM     IMO 6-O-PHOSPHORYL INOSINE MONOPHOSPHATE                              
HETNAM     GDP GUANOSINE-5'-DIPHOSPHATE                                          
FORMUL   2   MG    MG 2+                                                         
FORMUL   3  HDA    C3 H5 N O4                                                    
FORMUL   4  IMO    C10 H14 N4 O11 P2                                             
FORMUL   5  GDP    C10 H15 N5 O11 P2                                             
FORMUL   6  HOH   *238(H2 O)                                                     
HELIX    1   1 GLN A   16  ARG A   26  1                                  11     
HELIX    2   2 PRO A   76  ARG A   89  1                                  14     
HELIX    3   3 VAL A   93  ARG A   96  1                                   4     
HELIX    4   4 ASP A  108  ALA A  120  1                                  13     
HELIX    5   5 GLY A  122  LYS A  124  5                                   3     
HELIX    6   6 ILE A  133  ALA A  142  1                                  10     
HELIX    7   7 VAL A  148  PHE A  152  5                                   5     
HELIX    8   8 LYS A  154  ASN A  174  1                                  21     
HELIX    9   9 TYR A  183  MET A  200  1                                  18     
HELIX   10  10 VAL A  204  GLN A  213  1                                  10     
HELIX   11  11 THR A  226  LEU A  228  5                                   3     
HELIX   12  12 ALA A  245  THR A  250  5                                   6     
HELIX   13  13 PRO A  256  TYR A  258  5                                   3     
HELIX   14  14 GLU A  285  GLN A  293  1                                   9     
HELIX   15  15 THR A  312  ASN A  322  1                                  11     
HELIX   16  16 LEU A  332  LEU A  335  5                                   4     
HELIX   17  17 ALA A  362  TRP A  365  5                                   4     
HELIX   18  18 ARG A  388  GLY A  390  5                                   3     
HELIX   19  19 GLN A  393  THR A  406  1                                  14     
SHEET    1   A 9 THR A 422  ILE A 424  0                                         
SHEET    2   A 9 ILE A 410  SER A 414 -1  N  ILE A 413   O  MET A 423            
SHEET    3   A 9 GLY A 326  LEU A 329  1  N  PHE A 327   O  ASP A 411            
SHEET    4   A 9 TYR A 261  LEU A 266  1  N  GLY A 264   O  GLY A 326            
SHEET    5   A 9 ASN A   3  GLY A   8  1  N  VAL A   5   O  TYR A 261            
SHEET    6   A 9 VAL A 218  GLU A 221  1  N  VAL A 218   O  VAL A   4            
SHEET    7   A 9 TYR A  29  ARG A  32  1  N  TYR A  29   O  MET A 219            
SHEET    8   A 9 THR A  65  ILE A  68  1  N  THR A  65   O  VAL A  30            
SHEET    9   A 9 LEU A  97  LEU A  99  1  N  LEU A  98   O  SER A  66            
SHEET    1   B 2 HIS A  41  ILE A  45  0                                         
SHEET    2   B 2 GLU A  48  LEU A  52 -1  N  LEU A  52   O  HIS A  41            
SHEET    1   C 2 SER A 270  ARG A 272  0                                         
SHEET    2   C 2 ARG A 306  GLY A 308 -1  N  GLY A 308   O  SER A 270            
SHEET    1   D 2 GLU A 340  ARG A 348  0                                         
SHEET    2   D 2 GLU A 369  PRO A 376 -1  N  MET A 375   O  VAL A 341            
LINK         OD1 ASP A  13                MG    MG A 435     1555   1555  2.38   
LINK         O   GLY A  40                MG    MG A 435     1555   1555  2.12   
LINK         O2B GDP A 432                MG    MG A 435     1555   1555  2.33   
LINK         O2A GDP A 432                MG    MG A 435     1555   1555  2.10   
LINK        MG    MG A 435                 O   HDA A 437     1555   1555  2.16   
LINK        MG    MG A 435                 O1  IMO A 440     1555   1555  2.10   
CISPEP   1 TYR A  235    PRO A  236          0        -0.12                      
SITE     1 AC1  5 ASP A  13  GLY A  40  GDP A 432  HDA A 437                     
SITE     2 AC1  5 IMO A 440                                                      
SITE     1 AC2 14 ASP A  13  ASN A  38  GLY A  40  THR A 129                     
SITE     2 AC2 14 VAL A 273  GLY A 298  ALA A 299  THR A 300                     
SITE     3 AC2 14 THR A 301  ARG A 303  ARG A 305  GDP A 432                     
SITE     4 AC2 14  MG A 435  IMO A 440                                           
SITE     1 AC3 28 TRP A  11  GLY A  12  ASP A  13  GLN A  16                     
SITE     2 AC3 28 ASN A  38  ALA A  39  GLY A  40  HIS A  41                     
SITE     3 AC3 28 GLY A 127  THR A 128  THR A 129  ARG A 143                     
SITE     4 AC3 28 ALA A 223  GLN A 224  VAL A 238  THR A 239                     
SITE     5 AC3 28 VAL A 273  GLY A 274  ARG A 303  GDP A 432                     
SITE     6 AC3 28  MG A 435  HDA A 437  HOH A 532  HOH A 575                     
SITE     7 AC3 28 HOH A 632  HOH A 647  HOH A 651  HOH A 678                     
SITE     1 AC4 22 ASP A  13  GLU A  14  GLY A  15  GLN A  16                     
SITE     2 AC4 22 GLY A  17  LYS A  18  GLY A  40  HIS A  41                     
SITE     3 AC4 22 THR A  42  ARG A 305  LYS A 331  ASP A 333                     
SITE     4 AC4 22 SER A 414  THR A 415  GLY A 416  PRO A 417                     
SITE     5 AC4 22  MG A 435  HDA A 437  IMO A 440  HOH A 503                     
SITE     6 AC4 22 HOH A 689  HOH A 693                                           
CRYST1   80.370   80.370  158.520  90.00  90.00 120.00 P 32 2 1      6           
ORIGX1      1.000000  0.000000  0.000000        0.00000                          
ORIGX2      0.000000  1.000000  0.000000        0.00000                          
ORIGX3      0.000000  0.000000  1.000000        0.00000                          
SCALE1      0.012520  0.007230  0.000000        0.00000                          
SCALE2      0.000000  0.014460  0.000000        0.00000                          
SCALE3      0.000000  0.000000  0.006310        0.00000                          
END