HEADER    AMINOTRANSFERASE                        27-AUG-93   1ASF              
TITLE     THE STRUCTURAL BASIS FOR THE REDUCED ACTIVITY OF THE Y226F(Y225F)     
TITLE    2 ACTIVE SITE MUTANT OF E. COLI ASPARTATE AMINOTRANSFERASE             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ASPARTATE AMINOTRANSFERASE;                                
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 2.6.1.1;                                                         
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    AMINOTRANSFERASE                                                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    C.SCHUMACHER,D.RINGE                                                  
REVDAT   5   05-JUN-24 1ASF    1       REMARK SEQADV LINK                       
REVDAT   4   25-JUL-12 1ASF    1       COMPND SEQADV                            
REVDAT   3   13-JUL-11 1ASF    1       VERSN                                    
REVDAT   2   24-FEB-09 1ASF    1       VERSN                                    
REVDAT   1   30-APR-94 1ASF    0                                                
JRNL        AUTH   C.SCHUMACHER,D.RINGE                                         
JRNL        TITL   THE STRUCTURAL BASIS FOR THE REDUCED ACTIVITY OF THE         
JRNL        TITL 2 Y226F(Y225F) ACTIVE SITE MUTANT OF E. COLI ASPARTATE         
JRNL        TITL 3 AMINOTRANSFERASE                                             
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   A.T.DANISHEFSKY,J.J.ONNUFER,G.A.PETSKO,D.RINGE               
REMARK   1  TITL   ACTIVITY AND STRUCTURE OF THE ACTIVE SITE MUTANTS R386Y AND  
REMARK   1  TITL 2 R386F OF ESCHERICHIA COLI ASPARTATE AMINOTRANSFERASE         
REMARK   1  REF    BIOCHEMISTRY                  V.  30  1980 1991              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   D.L.SMITH,S.C.ALMO,M.D.TONEY,D.RINGE                         
REMARK   1  TITL   2.8 ANGSTROMS RESOLUTION CRYSTAL STRUCTURE OF AN ACTIVE SITE 
REMARK   1  TITL 2 MUTANT OF ASPARTATE AMINOTRANSFERASE FROM ESCHERICHIA COLI   
REMARK   1  REF    BIOCHEMISTRY                  V.  28  8161 1989              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.80 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) : 2.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : NULL                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : NULL                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.220                           
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3068                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 20                                      
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.016                           
REMARK   3   BOND ANGLES            (DEGREES) : 3.600                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1ASF 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_1000171201.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
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  <I/SIGMA(I)> FOR SHELL         : NULL                               
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: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 60.90                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.15                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       40.09500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       40.09500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       78.40000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       43.65000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       78.40000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       43.65000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       40.09500            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       78.40000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       43.65000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       40.09500            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       78.40000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       43.65000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: THE MOLECULE IS A DIMER.  TO GENERATE THE OTHER CHAIN ONE    
REMARK 300 MUST APPLY THE CRYSTALLOGRAPHIC SYMMETRY OPERATION (X,               
REMARK 300 87.3-Y, 80.19-Z) TO THE COORDINATES IN THIS ENTRY.                   
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: 7810 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 29910 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -67.0 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  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000       87.30000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       80.19000            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    HIS A 145   NE2   HIS A 145   CD2    -0.074                       
REMARK 500    HIS A 190   NE2   HIS A 190   CD2    -0.068                       
REMARK 500    HIS A 247   NE2   HIS A 247   CD2    -0.081                       
REMARK 500    HIS A 301   NE2   HIS A 301   CD2    -0.075                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    THR A  18   N   -  CA  -  CB  ANGL. DEV. = -12.6 DEGREES          
REMARK 500    ALA A  20   CA  -  C   -  N   ANGL. DEV. =  17.4 DEGREES          
REMARK 500    GLU A  36   CA  -  CB  -  CG  ANGL. DEV. =  13.2 DEGREES          
REMARK 500    GLY A  39   N   -  CA  -  C   ANGL. DEV. = -16.3 DEGREES          
REMARK 500    ASN A 103   CA  -  C   -  N   ANGL. DEV. = -21.7 DEGREES          
REMARK 500    ASN A 103   O   -  C   -  N   ANGL. DEV. =  10.2 DEGREES          
REMARK 500    ARG A 108   NE  -  CZ  -  NH1 ANGL. DEV. =   5.0 DEGREES          
REMARK 500    ARG A 108   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.6 DEGREES          
REMARK 500    ARG A 134   NE  -  CZ  -  NH1 ANGL. DEV. =   4.5 DEGREES          
REMARK 500    ARG A 134   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.6 DEGREES          
REMARK 500    TRP A 136   CD1 -  CG  -  CD2 ANGL. DEV. =   8.1 DEGREES          
REMARK 500    TRP A 136   CG  -  CD1 -  NE1 ANGL. DEV. =  -6.5 DEGREES          
REMARK 500    TRP A 136   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.4 DEGREES          
REMARK 500    TRP A 142   CD1 -  CG  -  CD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    TRP A 142   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.4 DEGREES          
REMARK 500    ARG A 157   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500    ASP A 163   CA  -  C   -  N   ANGL. DEV. = -22.0 DEGREES          
REMARK 500    ASP A 163   O   -  C   -  N   ANGL. DEV. =  10.2 DEGREES          
REMARK 500    VAL A 187   CG1 -  CB  -  CG2 ANGL. DEV. =  -9.8 DEGREES          
REMARK 500    CYS A 192   CA  -  CB  -  SG  ANGL. DEV. = -13.4 DEGREES          
REMARK 500    CYS A 193   CA  -  C   -  N   ANGL. DEV. = -19.2 DEGREES          
REMARK 500    CYS A 193   O   -  C   -  N   ANGL. DEV. =  10.9 DEGREES          
REMARK 500    TRP A 206   CD1 -  CG  -  CD2 ANGL. DEV. =   7.0 DEGREES          
REMARK 500    TRP A 206   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    TRP A 218   CD1 -  CG  -  CD2 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    TRP A 218   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    ARG A 231   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500    LEU A 240   CA  -  CB  -  CG  ANGL. DEV. =  17.6 DEGREES          
REMARK 500    ARG A 266   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG A 316   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ARG A 316   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.4 DEGREES          
REMARK 500    TRP A 319   CD1 -  CG  -  CD2 ANGL. DEV. =   7.0 DEGREES          
REMARK 500    TRP A 319   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    ARG A 327   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG A 329   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.6 DEGREES          
REMARK 500    LYS A 355   CA  -  C   -  N   ANGL. DEV. = -21.8 DEGREES          
REMARK 500    ARG A 374   NE  -  CZ  -  NH2 ANGL. DEV. =   3.7 DEGREES          
REMARK 500    ARG A 386   NE  -  CZ  -  NH1 ANGL. DEV. =   4.4 DEGREES          
REMARK 500    ARG A 386   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 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    ASN A  16       21.07     46.89                                   
REMARK 500    THR A  18     -138.44    -96.88                                   
REMARK 500    ALA A  19     -121.39   -162.73                                   
REMARK 500    ALA A  20     -104.48   -165.57                                   
REMARK 500    ALA A  34      -23.06    -32.20                                   
REMARK 500    GLU A  36       -1.51     50.73                                   
REMARK 500    GLU A  51      -32.20    -38.25                                   
REMARK 500    ASP A 104      -11.62    155.81                                   
REMARK 500    PRO A 113       64.61    -67.87                                   
REMARK 500    PRO A 143      -49.94    -28.20                                   
REMARK 500    TYR A 161      -53.12   -138.25                                   
REMARK 500    ALA A 164       31.85    -69.66                                   
REMARK 500    CYS A 192     -107.94    -78.07                                   
REMARK 500    HIS A 194      125.84    -30.52                                   
REMARK 500    SER A 213      -19.25    -49.33                                   
REMARK 500    LYS A 216      -15.28   -169.95                                   
REMARK 500    TRP A 218      132.91     69.14                                   
REMARK 500    PHE A 226       59.61   -101.51                                   
REMARK 500    LEU A 233      -39.43    -38.36                                   
REMARK 500    ALA A 244        4.19    -64.19                                   
REMARK 500    TYR A 263      -58.03    -29.35                                   
REMARK 500    ARG A 266       87.38     74.37                                   
REMARK 500    ALA A 274       61.90   -157.65                                   
REMARK 500    ALA A 275      -28.95     62.68                                   
REMARK 500    ASP A 276      141.99   -171.01                                   
REMARK 500    ASN A 294      -87.15    -89.35                                   
REMARK 500    SER A 296      -72.36     94.14                                   
REMARK 500    SER A 311       53.75   -106.65                                   
REMARK 500    ASN A 312      111.88   -170.28                                   
REMARK 500    ASN A 347      -75.19    -37.34                                   
REMARK 500    SER A 351      -60.87    -21.86                                   
REMARK 500    PHE A 352      -31.77    -37.36                                   
REMARK 500    LYS A 355       65.98     27.55                                   
REMARK 500    GLU A 376      -24.37    166.22                                   
REMARK 500    VAL A 379      118.13    -26.36                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 ALA A   20     PRO A   21                  -58.32                    
REMARK 500 ASP A   23     PRO A   24                 -140.37                    
REMARK 500 ARG A   37     PRO A   38                   34.79                    
REMARK 500 ASP A  200     PRO A  201                  147.72                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 600                                                                      
REMARK 600 HETEROGEN                                                            
REMARK 600                                                                      
REMARK 600 HET GROUP PLP 258 IS BOUND TO LYS 258 FORMING A PROTONATED           
REMARK 600 SCHIFF BASE LINKAGE (BETWEEN NZ LYS 258 AND C4A PLP 258).            
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: ACT                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: NULL                                               
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 410                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 411                 
DBREF  1ASF A   13   408  UNP    P00509   AAT_ECOLI        1    396             
SEQADV 1ASF PHE A  226  UNP  P00509    TYR   214 ENGINEERED MUTATION            
SEQRES   1 A  396  MET PHE GLU ASN ILE THR ALA ALA PRO ALA ASP PRO ILE          
SEQRES   2 A  396  LEU GLY LEU ALA ASP LEU PHE ARG ALA ASP GLU ARG PRO          
SEQRES   3 A  396  GLY LYS ILE ASN LEU GLY ILE GLY VAL TYR LYS ASP GLU          
SEQRES   4 A  396  THR GLY LYS THR PRO VAL LEU THR SER VAL LYS LYS ALA          
SEQRES   5 A  396  GLU GLN TYR LEU LEU GLU ASN GLU THR THR LYS ASN TYR          
SEQRES   6 A  396  LEU GLY ILE ASP GLY ILE PRO GLU PHE GLY ARG CYS THR          
SEQRES   7 A  396  GLN GLU LEU LEU PHE GLY LYS GLY SER ALA LEU ILE ASN          
SEQRES   8 A  396  ASP LYS ARG ALA ARG THR ALA GLN THR PRO GLY GLY THR          
SEQRES   9 A  396  GLY ALA LEU ARG VAL ALA ALA ASP PHE LEU ALA LYS ASN          
SEQRES  10 A  396  THR SER VAL LYS ARG VAL TRP VAL SER ASN PRO SER TRP          
SEQRES  11 A  396  PRO ASN HIS LYS SER VAL PHE ASN SER ALA GLY LEU GLU          
SEQRES  12 A  396  VAL ARG GLU TYR ALA TYR TYR ASP ALA GLU ASN HIS THR          
SEQRES  13 A  396  LEU ASP PHE ASP ALA LEU ILE ASN SER LEU ASN GLU ALA          
SEQRES  14 A  396  GLN ALA GLY ASP VAL VAL LEU PHE HIS GLY CYS CYS HIS          
SEQRES  15 A  396  ASN PRO THR GLY ILE ASP PRO THR LEU GLU GLN TRP GLN          
SEQRES  16 A  396  THR LEU ALA GLN LEU SER VAL GLU LYS GLY TRP LEU PRO          
SEQRES  17 A  396  LEU PHE ASP PHE ALA PHE GLN GLY PHE ALA ARG GLY LEU          
SEQRES  18 A  396  GLU GLU ASP ALA GLU GLY LEU ARG ALA PHE ALA ALA MET          
SEQRES  19 A  396  HIS LYS GLU LEU ILE VAL ALA SER SER TYR SER LYS ASN          
SEQRES  20 A  396  PHE GLY LEU TYR ASN GLU ARG VAL GLY ALA CYS THR LEU          
SEQRES  21 A  396  VAL ALA ALA ASP SER GLU THR VAL ASP ARG ALA PHE SER          
SEQRES  22 A  396  GLN MET LYS ALA ALA ILE ARG ALA ASN TYR SER ASN PRO          
SEQRES  23 A  396  PRO ALA HIS GLY ALA SER VAL VAL ALA THR ILE LEU SER          
SEQRES  24 A  396  ASN ASP ALA LEU ARG ALA ILE TRP GLU GLN GLU LEU THR          
SEQRES  25 A  396  ASP MET ARG GLN ARG ILE GLN ARG MET ARG GLN LEU PHE          
SEQRES  26 A  396  VAL ASN THR LEU GLN GLU LYS GLY ALA ASN ARG ASP PHE          
SEQRES  27 A  396  SER PHE ILE ILE LYS GLN ASN GLY MET PHE SER PHE SER          
SEQRES  28 A  396  GLY LEU THR LYS GLU GLN VAL LEU ARG LEU ARG GLU GLU          
SEQRES  29 A  396  PHE GLY VAL TYR ALA VAL ALA SER GLY ARG VAL ASN VAL          
SEQRES  30 A  396  ALA GLY MET THR PRO ASP ASN MET ALA PRO LEU CYS GLU          
SEQRES  31 A  396  ALA ILE VAL ALA VAL LEU                                      
HET    SO4  A 410       5                                                       
HET    PLP  A 411      15                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     PLP PYRIDOXAL-5'-PHOSPHATE                                           
HETSYN     PLP VITAMIN B6 PHOSPHATE                                             
FORMUL   2  SO4    O4 S 2-                                                      
FORMUL   3  PLP    C8 H10 N O6 P                                                
HELIX    1   1 ASP A   23  ARG A   33  1                                  11    
HELIX    2   2 THR A   59  ASN A   71  1                                  13    
HELIX    3   3 PRO A   84  PHE A   95  1                                  12    
HELIX    4   4 THR A  116  LEU A  126  1                                  11    
HELIX    5   5 HIS A  145  SER A  151  1                                   7    
HELIX    6   6 PHE A  171  LEU A  178  1                                   8    
HELIX    7   7 LEU A  203  LYS A  216  1                                  14    
HELIX    8   8 LEU A  233  ALA A  245  1                                  13    
HELIX    9   9 TYR A  256  ASN A  259  1                                   4    
HELIX   10  10 TYR A  263  GLU A  265  5                                   3    
HELIX   11  11 SER A  277  ARG A  292  1                                  16    
HELIX   12  12 ALA A  300  SER A  311  1                                  12    
HELIX   13  13 ASP A  313  GLU A  343  1                                  31    
HELIX   14  14 SER A  351  ILE A  354  5                                   4    
HELIX   15  15 LYS A  367  ARG A  372  1                                   6    
HELIX   16  16 MET A  397  VAL A  405  1                                   9    
SHEET    1  S1 7 ALA A 107  PRO A 113  0                                        
SHEET    2  S1 7 VAL A 267  SER A 277 -1  N  VAL A 267   O  PRO A 113           
SHEET    3  S1 7 LEU A 250  SER A 255 -1  N  LEU A 250   O  VAL A 267           
SHEET    4  S1 7 LEU A 219  PHE A 224  1  N  PHE A 224   O  SER A 255           
SHEET    5  S1 7 VAL A 186  HIS A 190  1  N  HIS A 190   O  ASP A 223           
SHEET    6  S1 7 ARG A 134  TRP A 136  1  N  TRP A 136   O  VAL A 187           
SHEET    7  S1 7 GLU A 155  ARG A 157  1  N  ARG A 157   O  TRP A 136           
SHEET    1  S2 2 PHE A 360  PHE A 362  0                                        
SHEET    2  S2 2 ARG A 386  ASN A 388 -1  N  ASN A 388   O  PHE A 360           
LINK         NZ  LYS A 258                 C4A PLP A 411     1555   1555  1.27  
CISPEP   1 ASN A  139    PRO A  140          0        -7.21                     
CISPEP   2 ASN A  195    PRO A  196          0        -5.18                     
SITE     1 ACT  3 LYS A 258  ARG A 386  ARG A 292                               
SITE     1 AC1  6 GLY A  46  TRP A 142  ASN A 195  LYS A 258                    
SITE     2 AC1  6 PHE A 360  ARG A 386                                          
SITE     1 AC2 12 TYR A  77  GLY A 114  GLY A 115  THR A 116                    
SITE     2 AC2 12 TRP A 142  ASN A 195  ASP A 223  PHE A 226                    
SITE     3 AC2 12 SER A 255  SER A 257  LYS A 258  ARG A 266                    
CRYST1  156.800   87.300   80.190  90.00  90.00  90.00 C 2 2 21      8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.006378  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011455  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012470        0.00000