HEADER    OXIDOREDUCTASE                          24-AUG-98   1BRM              
TITLE     ASPARTATE BETA-SEMIALDEHYDE DEHYDROGENASE FROM ESCHERICHIA COLI       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ASPARTATE-SEMIALDEHYDE DEHYDROGENASE;                      
COMPND   3 CHAIN: A, B, C;                                                      
COMPND   4 SYNONYM: ASADH, ASDH;                                                
COMPND   5 EC: 1.2.1.11;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: ASD;                                                           
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_CELL_LINE: JM109;                                  
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PGEM;                                     
SOURCE   9 EXPRESSION_SYSTEM_GENE: ASD                                          
KEYWDS    DEHYDROGENASE, ESCHERICHIA COLI, ENZYME, NADP, OXIDOREDUCTASE         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.T.HADFIELD,G.KRYGER,J.OUYANG,D.RINGE,G.A.PETSKO,R.E.VIOLA           
REVDAT   3   07-FEB-24 1BRM    1       REMARK                                   
REVDAT   2   24-FEB-09 1BRM    1       VERSN                                    
REVDAT   1   22-JUN-99 1BRM    0                                                
JRNL        AUTH   A.HADFIELD,G.KRYGER,J.OUYANG,G.A.PETSKO,D.RINGE,R.VIOLA      
JRNL        TITL   STRUCTURE OF ASPARTATE-BETA-SEMIALDEHYDE DEHYDROGENASE FROM  
JRNL        TITL 2 ESCHERICHIA COLI, A KEY ENZYME IN THE ASPARTATE FAMILY OF    
JRNL        TITL 3 AMINO ACID BIOSYNTHESIS.                                     
JRNL        REF    J.MOL.BIOL.                   V. 289   991 1999              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   10369777                                                     
JRNL        DOI    10.1006/JMBI.1999.2828                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.85                                          
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) : 28.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 100000.000                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0010                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 82.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 34798                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.225                           
REMARK   3   FREE R VALUE                     : 0.294                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
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           : 8                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.61                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 58.50                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2731                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.4010                       
REMARK   3   BIN FREE R VALUE                    : 0.4360                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.00                        
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            : 8196                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 303                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 39.00                          
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) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.190                           
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 : RESTRAINTS                                              
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : NULL                                           
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1BRM 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_1000172033.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X12C                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0098                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MAR SCANNER 300 MM PLATE           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL                                
REMARK 200  DATA SCALING SOFTWARE          : HKL                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 37745                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 79.3                               
REMARK 200  DATA REDUNDANCY                : 3.100                              
REMARK 200  R MERGE                    (I) : 0.04500                            
REMARK 200  R SYM                      (I) : 0.04500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.49                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.59                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 59.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.17700                            
REMARK 200  R SYM FOR SHELL            (I) : 0.17700                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIR                          
REMARK 200 SOFTWARE USED: X-PLOR 3.85                                           
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.48                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.5                                   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X+1/2,Y+1/2,-Z                                         
REMARK 290       4555   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        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000       87.44500            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       58.52500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       87.44500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       58.52500            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: 6740 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 26520 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -51.0 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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: C                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -1.000000  0.000000  0.000000      174.89000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000      117.05000            
REMARK 350   BIOMT3   2  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     LYS A   232                                                      
REMARK 465     GLN A   233                                                      
REMARK 465     LEU A   234                                                      
REMARK 465     ASP A   235                                                      
REMARK 465     ASN A   236                                                      
REMARK 465     GLY A   237                                                      
REMARK 465     GLN A   238                                                      
REMARK 465     SER A   239                                                      
REMARK 465     ARG A   240                                                      
REMARK 465     GLU A   241                                                      
REMARK 465     GLU A   242                                                      
REMARK 465     LYS B   232                                                      
REMARK 465     GLN B   233                                                      
REMARK 465     LEU B   234                                                      
REMARK 465     ASP B   235                                                      
REMARK 465     ASN B   236                                                      
REMARK 465     GLY B   237                                                      
REMARK 465     GLN B   238                                                      
REMARK 465     SER B   239                                                      
REMARK 465     ARG B   240                                                      
REMARK 465     GLU B   241                                                      
REMARK 465     GLN C   233                                                      
REMARK 465     LEU C   234                                                      
REMARK 465     ASP C   235                                                      
REMARK 465     ASN C   236                                                      
REMARK 465     GLY C   237                                                      
REMARK 465     GLN C   238                                                      
REMARK 465     SER C   239                                                      
REMARK 465     ARG C   240                                                      
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   OD1  ASN A   134     O    HOH A   875              2.11            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    SER A  36       85.88   -168.99                                   
REMARK 500    GLN A  42      173.72    -43.81                                   
REMARK 500    SER A  46       53.19   -112.04                                   
REMARK 500    LEU A 111       69.00   -168.70                                   
REMARK 500    SER A 194       51.82    -92.45                                   
REMARK 500    ASN A 307       48.94    -78.53                                   
REMARK 500    THR A 322      125.11    -35.09                                   
REMARK 500    LEU A 352      -94.99    -86.95                                   
REMARK 500    ALA A 355      -79.91   -139.95                                   
REMARK 500    SER B  36      148.09   -171.48                                   
REMARK 500    SER B  38      -81.89    -74.68                                   
REMARK 500    PRO B  45      -34.67    -33.92                                   
REMARK 500    LEU B 111       69.19   -168.87                                   
REMARK 500    HIS B 185       -6.51    -53.54                                   
REMARK 500    VAL B 186       17.96   -148.60                                   
REMARK 500    HIS B 298      -54.37    -14.46                                   
REMARK 500    ASN B 307       48.92    -78.18                                   
REMARK 500    LEU B 316       49.68    -77.12                                   
REMARK 500    THR B 322      124.54    -34.66                                   
REMARK 500    LEU B 352      -95.93    -90.47                                   
REMARK 500    ALA B 355      -79.30   -140.10                                   
REMARK 500    TRP C   9        4.47    -63.97                                   
REMARK 500    SER C  36      109.95   -167.13                                   
REMARK 500    SER C  38      -74.96    -88.44                                   
REMARK 500    GLN C  39       46.13    -94.01                                   
REMARK 500    GLN C  42     -175.63    -59.24                                   
REMARK 500    SER C  46       57.13   -109.38                                   
REMARK 500    PHE C  47       11.45    -67.55                                   
REMARK 500    LEU C 111       68.98   -168.42                                   
REMARK 500    ASP C 188      -71.88    -59.55                                   
REMARK 500    SER C 194       54.42    -98.39                                   
REMARK 500    ASP C 231       89.29    -63.67                                   
REMARK 500    PRO C 300        2.56    -68.60                                   
REMARK 500    ASN C 307       49.41    -78.87                                   
REMARK 500    LEU C 316       49.80    -91.31                                   
REMARK 500    THR C 322      124.44    -34.20                                   
REMARK 500    LEU C 352      -94.43    -87.28                                   
REMARK 500    ALA C 355      -79.26   -140.71                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AT1                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: ACTIVE SITE IDENTIFIED FROM MODIFIED CYS.          
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AT2                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: ACTIVE SITE IDENTIFIED FROM MODIFIED CYS.          
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AT3                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: ACTIVE SITE IDENTIFIED FROM MODIFIED CYS.          
DBREF  1BRM A    1   367  UNP    P0A9Q9   DHAS_ECOLI       1    367             
DBREF  1BRM B    1   367  UNP    P0A9Q9   DHAS_ECOLI       1    367             
DBREF  1BRM C    1   367  UNP    P0A9Q9   DHAS_ECOLI       1    367             
SEQRES   1 A  367  MET LYS ASN VAL GLY PHE ILE GLY TRP ARG GLY MET VAL          
SEQRES   2 A  367  GLY SER VAL LEU MET GLN ARG MET VAL GLU GLU ARG ASP          
SEQRES   3 A  367  PHE ASP ALA ILE ARG PRO VAL PHE PHE SER THR SER GLN          
SEQRES   4 A  367  LEU GLY GLN ALA ALA PRO SER PHE GLY GLY THR THR GLY          
SEQRES   5 A  367  THR LEU GLN ASP ALA PHE ASP LEU GLU ALA LEU LYS ALA          
SEQRES   6 A  367  LEU ASP ILE ILE VAL THR CYS GLN GLY GLY ASP TYR THR          
SEQRES   7 A  367  ASN GLU ILE TYR PRO LYS LEU ARG GLU SER GLY TRP GLN          
SEQRES   8 A  367  GLY TYR TRP ILE ASP ALA ALA SER SER LEU ARG MET LYS          
SEQRES   9 A  367  ASP ASP ALA ILE ILE ILE LEU ASP PRO VAL ASN GLN ASP          
SEQRES  10 A  367  VAL ILE THR ASP GLY LEU ASN ASN GLY ILE ARG THR PHE          
SEQRES  11 A  367  VAL GLY GLY ASN CYS THR VAL SER LEU MET LEU MET SER          
SEQRES  12 A  367  LEU GLY GLY LEU PHE ALA ASN ASP LEU VAL ASP TRP VAL          
SEQRES  13 A  367  SER VAL ALA THR TYR GLN ALA ALA SER GLY GLY GLY ALA          
SEQRES  14 A  367  ARG HIS MET ARG GLU LEU LEU THR GLN MET GLY HIS LEU          
SEQRES  15 A  367  TYR GLY HIS VAL ALA ASP GLU LEU ALA THR PRO SER SER          
SEQRES  16 A  367  ALA ILE LEU ASP ILE GLU ARG LYS VAL THR THR LEU THR          
SEQRES  17 A  367  ARG SER GLY GLU LEU PRO VAL ASP ASN PHE GLY VAL PRO          
SEQRES  18 A  367  LEU ALA GLY SER LEU ILE PRO TRP ILE ASP LYS GLN LEU          
SEQRES  19 A  367  ASP ASN GLY GLN SER ARG GLU GLU TRP LYS GLY GLN ALA          
SEQRES  20 A  367  GLU THR ASN LYS ILE LEU ASN THR SER SER VAL ILE PRO          
SEQRES  21 A  367  VAL ASP GLY LEU CYS VAL ARG VAL GLY ALA LEU ARG CYS          
SEQRES  22 A  367  HIS SER GLN ALA PHE THR ILE LYS LEU LYS LYS ASP VAL          
SEQRES  23 A  367  SER ILE PRO THR VAL GLU GLU LEU LEU ALA ALA HIS ASN          
SEQRES  24 A  367  PRO TRP ALA LYS VAL VAL PRO ASN ASP ARG GLU ILE THR          
SEQRES  25 A  367  MET ARG GLU LEU THR PRO ALA ALA VAL THR GLY THR LEU          
SEQRES  26 A  367  THR THR PRO VAL GLY ARG LEU ARG LYS LEU ASN MET GLY          
SEQRES  27 A  367  PRO GLU PHE LEU SER ALA PHE THR VAL GLY ASP GLN LEU          
SEQRES  28 A  367  LEU TRP GLY ALA ALA GLU PRO LEU ARG ARG MET LEU ARG          
SEQRES  29 A  367  GLN LEU ALA                                                  
SEQRES   1 B  367  MET LYS ASN VAL GLY PHE ILE GLY TRP ARG GLY MET VAL          
SEQRES   2 B  367  GLY SER VAL LEU MET GLN ARG MET VAL GLU GLU ARG ASP          
SEQRES   3 B  367  PHE ASP ALA ILE ARG PRO VAL PHE PHE SER THR SER GLN          
SEQRES   4 B  367  LEU GLY GLN ALA ALA PRO SER PHE GLY GLY THR THR GLY          
SEQRES   5 B  367  THR LEU GLN ASP ALA PHE ASP LEU GLU ALA LEU LYS ALA          
SEQRES   6 B  367  LEU ASP ILE ILE VAL THR CYS GLN GLY GLY ASP TYR THR          
SEQRES   7 B  367  ASN GLU ILE TYR PRO LYS LEU ARG GLU SER GLY TRP GLN          
SEQRES   8 B  367  GLY TYR TRP ILE ASP ALA ALA SER SER LEU ARG MET LYS          
SEQRES   9 B  367  ASP ASP ALA ILE ILE ILE LEU ASP PRO VAL ASN GLN ASP          
SEQRES  10 B  367  VAL ILE THR ASP GLY LEU ASN ASN GLY ILE ARG THR PHE          
SEQRES  11 B  367  VAL GLY GLY ASN CYS THR VAL SER LEU MET LEU MET SER          
SEQRES  12 B  367  LEU GLY GLY LEU PHE ALA ASN ASP LEU VAL ASP TRP VAL          
SEQRES  13 B  367  SER VAL ALA THR TYR GLN ALA ALA SER GLY GLY GLY ALA          
SEQRES  14 B  367  ARG HIS MET ARG GLU LEU LEU THR GLN MET GLY HIS LEU          
SEQRES  15 B  367  TYR GLY HIS VAL ALA ASP GLU LEU ALA THR PRO SER SER          
SEQRES  16 B  367  ALA ILE LEU ASP ILE GLU ARG LYS VAL THR THR LEU THR          
SEQRES  17 B  367  ARG SER GLY GLU LEU PRO VAL ASP ASN PHE GLY VAL PRO          
SEQRES  18 B  367  LEU ALA GLY SER LEU ILE PRO TRP ILE ASP LYS GLN LEU          
SEQRES  19 B  367  ASP ASN GLY GLN SER ARG GLU GLU TRP LYS GLY GLN ALA          
SEQRES  20 B  367  GLU THR ASN LYS ILE LEU ASN THR SER SER VAL ILE PRO          
SEQRES  21 B  367  VAL ASP GLY LEU CYS VAL ARG VAL GLY ALA LEU ARG CYS          
SEQRES  22 B  367  HIS SER GLN ALA PHE THR ILE LYS LEU LYS LYS ASP VAL          
SEQRES  23 B  367  SER ILE PRO THR VAL GLU GLU LEU LEU ALA ALA HIS ASN          
SEQRES  24 B  367  PRO TRP ALA LYS VAL VAL PRO ASN ASP ARG GLU ILE THR          
SEQRES  25 B  367  MET ARG GLU LEU THR PRO ALA ALA VAL THR GLY THR LEU          
SEQRES  26 B  367  THR THR PRO VAL GLY ARG LEU ARG LYS LEU ASN MET GLY          
SEQRES  27 B  367  PRO GLU PHE LEU SER ALA PHE THR VAL GLY ASP GLN LEU          
SEQRES  28 B  367  LEU TRP GLY ALA ALA GLU PRO LEU ARG ARG MET LEU ARG          
SEQRES  29 B  367  GLN LEU ALA                                                  
SEQRES   1 C  367  MET LYS ASN VAL GLY PHE ILE GLY TRP ARG GLY MET VAL          
SEQRES   2 C  367  GLY SER VAL LEU MET GLN ARG MET VAL GLU GLU ARG ASP          
SEQRES   3 C  367  PHE ASP ALA ILE ARG PRO VAL PHE PHE SER THR SER GLN          
SEQRES   4 C  367  LEU GLY GLN ALA ALA PRO SER PHE GLY GLY THR THR GLY          
SEQRES   5 C  367  THR LEU GLN ASP ALA PHE ASP LEU GLU ALA LEU LYS ALA          
SEQRES   6 C  367  LEU ASP ILE ILE VAL THR CYS GLN GLY GLY ASP TYR THR          
SEQRES   7 C  367  ASN GLU ILE TYR PRO LYS LEU ARG GLU SER GLY TRP GLN          
SEQRES   8 C  367  GLY TYR TRP ILE ASP ALA ALA SER SER LEU ARG MET LYS          
SEQRES   9 C  367  ASP ASP ALA ILE ILE ILE LEU ASP PRO VAL ASN GLN ASP          
SEQRES  10 C  367  VAL ILE THR ASP GLY LEU ASN ASN GLY ILE ARG THR PHE          
SEQRES  11 C  367  VAL GLY GLY ASN CYS THR VAL SER LEU MET LEU MET SER          
SEQRES  12 C  367  LEU GLY GLY LEU PHE ALA ASN ASP LEU VAL ASP TRP VAL          
SEQRES  13 C  367  SER VAL ALA THR TYR GLN ALA ALA SER GLY GLY GLY ALA          
SEQRES  14 C  367  ARG HIS MET ARG GLU LEU LEU THR GLN MET GLY HIS LEU          
SEQRES  15 C  367  TYR GLY HIS VAL ALA ASP GLU LEU ALA THR PRO SER SER          
SEQRES  16 C  367  ALA ILE LEU ASP ILE GLU ARG LYS VAL THR THR LEU THR          
SEQRES  17 C  367  ARG SER GLY GLU LEU PRO VAL ASP ASN PHE GLY VAL PRO          
SEQRES  18 C  367  LEU ALA GLY SER LEU ILE PRO TRP ILE ASP LYS GLN LEU          
SEQRES  19 C  367  ASP ASN GLY GLN SER ARG GLU GLU TRP LYS GLY GLN ALA          
SEQRES  20 C  367  GLU THR ASN LYS ILE LEU ASN THR SER SER VAL ILE PRO          
SEQRES  21 C  367  VAL ASP GLY LEU CYS VAL ARG VAL GLY ALA LEU ARG CYS          
SEQRES  22 C  367  HIS SER GLN ALA PHE THR ILE LYS LEU LYS LYS ASP VAL          
SEQRES  23 C  367  SER ILE PRO THR VAL GLU GLU LEU LEU ALA ALA HIS ASN          
SEQRES  24 C  367  PRO TRP ALA LYS VAL VAL PRO ASN ASP ARG GLU ILE THR          
SEQRES  25 C  367  MET ARG GLU LEU THR PRO ALA ALA VAL THR GLY THR LEU          
SEQRES  26 C  367  THR THR PRO VAL GLY ARG LEU ARG LYS LEU ASN MET GLY          
SEQRES  27 C  367  PRO GLU PHE LEU SER ALA PHE THR VAL GLY ASP GLN LEU          
SEQRES  28 C  367  LEU TRP GLY ALA ALA GLU PRO LEU ARG ARG MET LEU ARG          
SEQRES  29 C  367  GLN LEU ALA                                                  
FORMUL   4  HOH   *303(H2 O)                                                    
HELIX    1   1 MET A   12  GLU A   23  1                                  12    
HELIX    2   2 THR A   37  GLN A   39  5                                   3    
HELIX    3   3 LEU A   60  LYS A   64  1                                   5    
HELIX    4   4 GLY A   75  ARG A   86  1                                  12    
HELIX    5   5 ASP A  112  ASN A  124  1                                  13    
HELIX    6   6 CYS A  135  PHE A  148  1                                  14    
HELIX    7   7 ALA A  169  ALA A  191  1                                  23    
HELIX    8   8 ILE A  197  SER A  210  1                                  14    
HELIX    9   9 GLN A  246  ILE A  252  1                                   7    
HELIX   10  10 ILE A  288  HIS A  298  1                                  11    
HELIX   11  11 ARG A  309  GLU A  315  1                                   7    
HELIX   12  12 PRO A  318  VAL A  321  1                                   4    
HELIX   13  13 GLU A  357  GLN A  365  1                                   9    
HELIX   14  14 MET B   12  GLU B   23  1                                  12    
HELIX   15  15 ASP B   26  ALA B   29  5                                   4    
HELIX   16  16 LEU B   60  LYS B   64  1                                   5    
HELIX   17  17 GLY B   75  SER B   88  1                                  14    
HELIX   18  18 ASP B  112  ASN B  124  1                                  13    
HELIX   19  19 CYS B  135  ASN B  150  1                                  16    
HELIX   20  20 ALA B  169  ALA B  191  1                                  23    
HELIX   21  21 ILE B  197  SER B  210  1                                  14    
HELIX   22  22 GLN B  246  ILE B  252  1                                   7    
HELIX   23  23 ILE B  288  HIS B  298  1                                  11    
HELIX   24  24 ARG B  309  GLU B  315  1                                   7    
HELIX   25  25 PRO B  318  VAL B  321  1                                   4    
HELIX   26  26 GLU B  357  GLN B  365  1                                   9    
HELIX   27  27 MET C   12  GLU C   24  1                                  13    
HELIX   28  28 ASP C   26  ASP C   28  5                                   3    
HELIX   29  29 LEU C   60  LYS C   64  1                                   5    
HELIX   30  30 GLY C   75  SER C   88  1                                  14    
HELIX   31  31 SER C   99  LEU C  101  5                                   3    
HELIX   32  32 ASP C  112  ASN C  124  1                                  13    
HELIX   33  33 CYS C  135  ASN C  150  1                                  16    
HELIX   34  34 ALA C  169  ALA C  191  1                                  23    
HELIX   35  35 ILE C  197  ARG C  209  1                                  13    
HELIX   36  36 GLN C  246  ILE C  252  1                                   7    
HELIX   37  37 ILE C  288  HIS C  298  1                                  11    
HELIX   38  38 ARG C  309  GLU C  315  1                                   7    
HELIX   39  39 PRO C  318  VAL C  321  1                                   4    
HELIX   40  40 GLU C  357  GLN C  365  1                                   9    
SHEET    1   A 6 ILE A  30  PHE A  34  0                                        
SHEET    2   A 6 LYS A   2  ILE A   7  1  N  LYS A   2   O  ARG A  31           
SHEET    3   A 6 ILE A  68  THR A  71  1  N  ILE A  68   O  GLY A   5           
SHEET    4   A 6 TYR A  93  ASP A  96  1  N  TYR A  93   O  ILE A  69           
SHEET    5   A 6 THR A 129  GLY A 132  1  N  PHE A 130   O  TRP A  94           
SHEET    6   A 6 ALA A 107  ILE A 110  1  N  ILE A 108   O  THR A 129           
SHEET    1   B 4 PRO A 260  ARG A 267  0                                        
SHEET    2   B 4 VAL A 153  GLN A 162  1  N  VAL A 156   O  PRO A 260           
SHEET    3   B 4 CYS A 273  LEU A 282 -1  N  LYS A 281   O  ASP A 154           
SHEET    4   B 4 PHE A 341  ASP A 349 -1  N  GLY A 348   O  HIS A 274           
SHEET    1   C 6 ILE B  30  PHE B  34  0                                        
SHEET    2   C 6 LYS B   2  ILE B   7  1  N  LYS B   2   O  ARG B  31           
SHEET    3   C 6 ILE B  68  THR B  71  1  N  ILE B  68   O  GLY B   5           
SHEET    4   C 6 TYR B  93  ASP B  96  1  N  TYR B  93   O  ILE B  69           
SHEET    5   C 6 THR B 129  GLY B 132  1  N  PHE B 130   O  TRP B  94           
SHEET    6   C 6 ALA B 107  ILE B 110  1  N  ILE B 108   O  THR B 129           
SHEET    1   D 4 PRO B 260  ARG B 267  0                                        
SHEET    2   D 4 VAL B 153  GLN B 162  1  N  VAL B 156   O  PRO B 260           
SHEET    3   D 4 CYS B 273  LEU B 282 -1  N  LYS B 281   O  ASP B 154           
SHEET    4   D 4 PHE B 341  ASP B 349 -1  N  GLY B 348   O  HIS B 274           
SHEET    1   E 6 ILE C  30  PHE C  34  0                                        
SHEET    2   E 6 LYS C   2  ILE C   7  1  N  LYS C   2   O  ARG C  31           
SHEET    3   E 6 ILE C  68  THR C  71  1  N  ILE C  68   O  GLY C   5           
SHEET    4   E 6 TYR C  93  ASP C  96  1  N  TYR C  93   O  ILE C  69           
SHEET    5   E 6 THR C 129  GLY C 132  1  N  PHE C 130   O  TRP C  94           
SHEET    6   E 6 ALA C 107  ILE C 110  1  N  ILE C 108   O  THR C 129           
SHEET    1   F 4 PRO C 260  ARG C 267  0                                        
SHEET    2   F 4 VAL C 153  GLN C 162  1  N  VAL C 156   O  PRO C 260           
SHEET    3   F 4 CYS C 273  LEU C 282 -1  N  LYS C 281   O  ASP C 154           
SHEET    4   F 4 PHE C 341  ASP C 349 -1  N  GLY C 348   O  HIS C 274           
SITE     1 AT1  4 CYS A 135  HIS A 274  ARG A 267  GLN A 162                    
SITE     1 AT2  4 CYS B 135  HIS B 274  ARG B 267  GLN B 162                    
SITE     1 AT3  4 CYS C 135  HIS C 274  ARG C 267  GLN C 162                    
CRYST1  174.890  117.050   58.100  90.00  90.00  90.00 P 21 21 2    12          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.005718  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.008543  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.017212        0.00000                         
MTRIX1   1 -0.331583  0.519701 -0.787378       74.47873    1                    
MTRIX2   1  0.534861 -0.583953 -0.610674        6.95760    1                    
MTRIX3   1 -0.777160 -0.623626 -0.084339       68.36593    1                    
MTRIX1   2 -0.798346  0.165907 -0.578895      136.04611    1                    
MTRIX2   2  0.156914 -0.870783 -0.465956       71.52384    1                    
MTRIX3   2 -0.581397 -0.462831  0.669153       67.39461    1