HEADER    OXIDOREDUCTASE                          15-JAN-01   1HJG              
TITLE     ALTERATION OF THE CO-SUBSTRATE SELECTIVITY OF DEACETOXYCEPHALOSPORIN C
TITLE    2 SYNTHASE: THE ROLE OF ARGININE-258                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DEACETOXYCEPHALOSPORIN C SYNTHASE;                         
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: DAOCS;                                                      
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES;                                                       
COMPND   7 OTHER_DETAILS: IRON(II) AND ALPHA-KETOISOVALERATE COMPLEX OF MUTANT  
COMPND   8 ENZYME                                                               
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOMYCES CLAVULIGERUS;                      
SOURCE   3 ORGANISM_TAXID: 1901;                                                
SOURCE   4 GENE: CEFE, R258Q MUTANT;                                            
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PET24A;                                   
SOURCE   9 OTHER_DETAILS: RECOMBINANT ENZYME OF S. CLAVULIGERUS ENZYME. R258Q   
SOURCE  10 MUTANT ENZYME                                                        
KEYWDS    OXIDOREDUCTASE, ALTERNATIVE 2-OXOACIDS, CEPHEM ANTIBIOTIC             
KEYWDS   2 BIOSYNTHESIS, CHEMICAL COSUBSTRATE RESCUE, CO-SUBSTRATE SELECTIVITY, 
KEYWDS   3 2- OXOGLUTARATE-DEPENDENT OXYGENASE                                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.J.LEE,M.D.LLOYD,I.J.CLIFTON,K.HARLOS,A.DUBUS,J.E.BALDWIN,J.M.FRERE, 
AUTHOR   2 C.J.SCHOFIELD                                                        
REVDAT   5   13-DEC-23 1HJG    1       LINK                                     
REVDAT   4   08-MAY-19 1HJG    1       REMARK                                   
REVDAT   3   24-OCT-18 1HJG    1       SOURCE ATOM                              
REVDAT   2   24-FEB-09 1HJG    1       VERSN                                    
REVDAT   1   01-JUN-01 1HJG    0                                                
JRNL        AUTH   H.J.LEE,M.D.LLOYD,K.HARLOS,I.J.CLIFTON,J.E.BALDWIN,          
JRNL        AUTH 2 C.J.SCHOFIELD                                                
JRNL        TITL   ALTERATION OF THE 2-OXOACID COSUBSTRATE SELECTIVITY IN       
JRNL        TITL 2 DEACETOXYCEPHALOSPORIN C SYNTHASE: THE ROLE OF ARGININE-258  
JRNL        REF    J.BIOL.CHEM.                  V. 276 18290 2001              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   11279000                                                     
JRNL        DOI    10.1074/JBC.M100085200                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   M.D.LLOYD,H.J.LEE,K.HARLOS,Z.H.ZHANG,J.E.BALDWIN,            
REMARK   1  AUTH 2 C.J.SCHOFIELD,J.M.CHARNOCK,C.D.GARNER,T.HARA,                
REMARK   1  AUTH 3 A.C.T.VAN SCHELTINGA,K.VALEGARD,J.A.C.VIKLUND,J.HAJDU,       
REMARK   1  AUTH 4 I.ANDERSSON,A.DANIELSSON,R.BHIKHABHAI                        
REMARK   1  TITL   STUDIES ON THE ACTIVE SITE OF DEACETOXYCEPHALOSPORIN C       
REMARK   1  TITL 2 SYNTHASE                                                     
REMARK   1  REF    J.MOL.BIOL.                   V. 287   943 1999              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1  PMID   10222202                                                     
REMARK   1  DOI    10.1006/JMBI.1999.2594                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 0.9                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.40                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 1934787.090                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 85.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 41654                          
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) : 0.225                           
REMARK   3   FREE R VALUE                     : 0.241                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1719                            
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           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.59                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 79.20                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 6113                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3240                       
REMARK   3   BIN FREE R VALUE                    : 0.3500                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 4.40                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 279                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.021                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2072                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 9                                       
REMARK   3   SOLVENT ATOMS            : 194                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 22.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 25.60                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.59000                                             
REMARK   3    B22 (A**2) : -1.59000                                             
REMARK   3    B33 (A**2) : 3.17000                                              
REMARK   3    B12 (A**2) : -0.30000                                             
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.21                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.19                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.23                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.18                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.023                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.200                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.90                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.720                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
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  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.44                                                 
REMARK   3   BSOL        : 66.91                                                
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  : CNS_TOPPAR:PROTEIN_REP.PARAM                   
REMARK   3  PARAMETER FILE  2  : CNS_TOPPAR:ION.PARAM                           
REMARK   3  PARAMETER FILE  3  : CNS_TOPPAR:WATER_REP.PARAM                     
REMARK   3  PARAMETER FILE  4  : AKIV.PAR, ION_PATCH.PAR                        
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : CNS_TOPPAR:PROTEIN_REP.TOP                     
REMARK   3  TOPOLOGY FILE  2   : CNS_TOPPAR:ION.TOP                             
REMARK   3  TOPOLOGY FILE  3   : CNS_TOPPAR:WATER_REP.TOP                       
REMARK   3  TOPOLOGY FILE  4   : AKIV.TOP, IRON_PATCH.TOP                       
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: DATA DETWINNED BEFORE REFINEMENT          
REMARK   4                                                                      
REMARK   4 1HJG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 15-JAN-01.                  
REMARK 100 THE DEPOSITION ID IS D_1290005763.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 11-MAY-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 7.00                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SRS                                
REMARK 200  BEAMLINE                       : PX9.6                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.87                               
REMARK 200  MONOCHROMATOR                  : SILICON 111                        
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 38283                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 100.000                            
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.400                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 88.8                               
REMARK 200  DATA REDUNDANCY                : 2.900                              
REMARK 200  R MERGE                    (I) : 0.05700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 6.8600                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.51                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 90.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.40                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.54200                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.400                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: PDB ENTRY 1RXG                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.20                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: HANGING DROP AT 20 DEGREES C. 100 MM     
REMARK 280  HEPES-NAOH, PH 7.0, 3% (W/V) GLYCEROL, 5 MM 2-OXO-3-                
REMARK 280  METHYLBUTANOATE, 1.5-1.7 M AMMONIUM SULPHATE. CRYSTALS SOAKED IN    
REMARK 280  5 MM IRON(II) SULPHATE IN MOTHER LIQUOR UNDER ANAEROBIC             
REMARK 280  CONDITIONS BEFORE DATA COLLECTION., PH 7.00, VAPOR DIFFUSION,       
REMARK 280  HANGING DROP, TEMPERATURE 293K                                      
REMARK 285                                                                      
REMARK 285  TEXT TO EXPLAIN UNUSUAL UNIT-CELL DATA: R3 SPACE GROUP              
REMARK 285  INDEX IN HEXAGONAL SETTING                                          
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       5555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       6555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290       7555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290       8555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290       9555   -X+Y+1/3,-X+2/3,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 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       53.55000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       30.91711            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       23.61933            
REMARK 290   SMTRY1   5 -0.500000 -0.866025  0.000000       53.55000            
REMARK 290   SMTRY2   5  0.866025 -0.500000  0.000000       30.91711            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       23.61933            
REMARK 290   SMTRY1   6 -0.500000  0.866025  0.000000       53.55000            
REMARK 290   SMTRY2   6 -0.866025 -0.500000  0.000000       30.91711            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       23.61933            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       61.83421            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       47.23867            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       61.83421            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       47.23867            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       61.83421            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       47.23867            
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PQS                                                   
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 -0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 CHAIN A ENGINEERED MUTATION ARG258GLN                                
REMARK 400  DAOCS CATALYZES THE REACTION FROM PENICILLIN N TO DEACETOXY-        
REMARK 400  CEPHALOSPORIN C.                                                    
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     GLU A    81                                                      
REMARK 465     SER A    82                                                      
REMARK 465     GLU A    83                                                      
REMARK 465     SER A    84                                                      
REMARK 465     THR A    85                                                      
REMARK 465     ALA A    86                                                      
REMARK 465     GLN A    87                                                      
REMARK 465     ILE A    88                                                      
REMARK 465     THR A    89                                                      
REMARK 465     ASN A    90                                                      
REMARK 465     THR A    91                                                      
REMARK 465     GLY A    92                                                      
REMARK 465     SER A    93                                                      
REMARK 465     TYR A    94                                                      
REMARK 465     SER A    95                                                      
REMARK 465     ASP A    96                                                      
REMARK 465     TYR A    97                                                      
REMARK 465     GLN A   166                                                      
REMARK 465     VAL A   167                                                      
REMARK 465     PRO A   168                                                      
REMARK 465     GLU A   169                                                      
REMARK 465     HIS A   170                                                      
REMARK 465     ARG A   171                                                      
REMARK 465     SER A   172                                                      
REMARK 465     ALA A   173                                                      
REMARK 465     GLU A   174                                                      
REMARK 465     GLU A   175                                                      
REMARK 465     GLN A   176                                                      
REMARK 465     PRO A   177                                                      
REMARK 465     PRO A   196                                                      
REMARK 465     CYS A   197                                                      
REMARK 465     ALA A   198                                                      
REMARK 465     ASN A   199                                                      
REMARK 465     GLY A   200                                                      
REMARK 465     PRO A   248                                                      
REMARK 465     ARG A   249                                                      
REMARK 465     ARG A   250                                                      
REMARK 465     ASP A   251                                                      
REMARK 465     GLN A   252                                                      
REMARK 465     ILE A   253                                                      
REMARK 465     ALA A   254                                                      
REMARK 465     GLY A   255                                                      
REMARK 465     SER A   256                                                      
REMARK 465     THR A   308                                                      
REMARK 465     SER A   309                                                      
REMARK 465     LYS A   310                                                      
REMARK 465     ALA A   311                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     GLN A 258    CG   CD   OE1  NE2                                  
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    CYS A 155     -140.80   -122.06                                   
REMARK 500    PHE A 164       75.68   -109.20                                   
REMARK 500    MET A 180      118.11   -166.73                                   
REMARK 500    GLN A 194     -177.95     50.72                                   
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                             FE2 A1307  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 183   NE2                                                    
REMARK 620 2 ASP A 185   OD1  96.0                                              
REMARK 620 3 HIS A 243   NE2  87.6  91.0                                        
REMARK 620 4 KIV A1308   O1   98.5  99.3 167.3                                  
REMARK 620 5 KIV A1308   O3   93.9 170.0  88.2  80.4                            
REMARK 620 6 HOH A2129   O   170.0  94.0  92.9  79.2  76.1                      
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 FE2 A1307                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE KIV A1308                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1DCS   RELATED DB: PDB                                   
REMARK 900 DEACETOXYCEPHALOSPORIN C SYNTHASE FROM S. CLAVULIGERUS               
REMARK 900 RELATED ID: 1E5H   RELATED DB: PDB                                   
REMARK 900 DELTA-R307A DEACETOXYCEPHALOSPORIN C SYNTHASE COMPLEXED WITH         
REMARK 900 SUCCINATE AND CARBON DIOXIDE                                         
REMARK 900 RELATED ID: 1E5I   RELATED DB: PDB                                   
REMARK 900 DELTA-R306 DEACETOXYCEPHALOSPORIN C SYNTHASE COMPLEXED WITH IRON     
REMARK 900 AND 2-OXOGLUTARATE.                                                  
REMARK 900 RELATED ID: 1RXF   RELATED DB: PDB                                   
REMARK 900 DEACETOXYCEPHALOSPORIN C SYNTHASE COMPLEXED WITH FE(II)              
REMARK 900 RELATED ID: 1RXG   RELATED DB: PDB                                   
REMARK 900 DEACETOXYCEPHALOSPORIN C SYNTHASE COMPLEXED WITH FE(II) AND 2-       
REMARK 900 OXOGLUTARATE                                                         
REMARK 900 RELATED ID: 1HJF   RELATED DB: PDB                                   
REMARK 900 ALTERATION OF THE CO-SUBSTRATE SELECTIVITY OF                        
REMARK 900 DEACETOXYCEPHALOSPORIN C SYNTHASE: THE ROLE OF ARGININE-258          
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 RESIDUE A50 BUILT AS ILE (AS REPORTED IN                             
REMARK 999 PATENT) NOT LEU (AS REPORTED IN PAPER)                               
REMARK 999 SIDECHAIN OF GLN-258 DISORDERED.                                     
DBREF  1HJG A    1   311  UNP    P18548   CEFE_STRCL       1    311             
SEQADV 1HJG GLN A  258  UNP  P18548    ARG   258 ENGINEERED MUTATION            
SEQADV 1HJG ILE A   50  UNP  P18548    LEU    50 SEE REMARK 999                 
SEQRES   1 A  311  MET ASP THR THR VAL PRO THR PHE SER LEU ALA GLU LEU          
SEQRES   2 A  311  GLN GLN GLY LEU HIS GLN ASP GLU PHE ARG ARG CYS LEU          
SEQRES   3 A  311  ARG ASP LYS GLY LEU PHE TYR LEU THR ASP CYS GLY LEU          
SEQRES   4 A  311  THR ASP THR GLU LEU LYS SER ALA LYS ASP ILE VAL ILE          
SEQRES   5 A  311  ASP PHE PHE GLU HIS GLY SER GLU ALA GLU LYS ARG ALA          
SEQRES   6 A  311  VAL THR SER PRO VAL PRO THR MET ARG ARG GLY PHE THR          
SEQRES   7 A  311  GLY LEU GLU SER GLU SER THR ALA GLN ILE THR ASN THR          
SEQRES   8 A  311  GLY SER TYR SER ASP TYR SER MET CYS TYR SER MET GLY          
SEQRES   9 A  311  THR ALA ASP ASN LEU PHE PRO SER GLY ASP PHE GLU ARG          
SEQRES  10 A  311  ILE TRP THR GLN TYR PHE ASP ARG GLN TYR THR ALA SER          
SEQRES  11 A  311  ARG ALA VAL ALA ARG GLU VAL LEU ARG ALA THR GLY THR          
SEQRES  12 A  311  GLU PRO ASP GLY GLY VAL GLU ALA PHE LEU ASP CYS GLU          
SEQRES  13 A  311  PRO LEU LEU ARG PHE ARG TYR PHE PRO GLN VAL PRO GLU          
SEQRES  14 A  311  HIS ARG SER ALA GLU GLU GLN PRO LEU ARG MET ALA PRO          
SEQRES  15 A  311  HIS TYR ASP LEU SER MET VAL THR LEU ILE GLN GLN THR          
SEQRES  16 A  311  PRO CYS ALA ASN GLY PHE VAL SER LEU GLN ALA GLU VAL          
SEQRES  17 A  311  GLY GLY ALA PHE THR ASP LEU PRO TYR ARG PRO ASP ALA          
SEQRES  18 A  311  VAL LEU VAL PHE CYS GLY ALA ILE ALA THR LEU VAL THR          
SEQRES  19 A  311  GLY GLY GLN VAL LYS ALA PRO ARG HIS HIS VAL ALA ALA          
SEQRES  20 A  311  PRO ARG ARG ASP GLN ILE ALA GLY SER SER GLN THR SER          
SEQRES  21 A  311  SER VAL PHE PHE LEU ARG PRO ASN ALA ASP PHE THR PHE          
SEQRES  22 A  311  SER VAL PRO LEU ALA ARG GLU CYS GLY PHE ASP VAL SER          
SEQRES  23 A  311  LEU ASP GLY GLU THR ALA THR PHE GLN ASP TRP ILE GLY          
SEQRES  24 A  311  GLY ASN TYR VAL ASN ILE ARG ARG THR SER LYS ALA              
HET    FE2  A1307       1                                                       
HET    KIV  A1308       8                                                       
HETNAM     FE2 FE (II) ION                                                      
HETNAM     KIV 3-METHYL-2-OXOBUTANOIC ACID                                      
HETSYN     KIV ALPHA-KETOISOVALERIC ACID; KETOVALINE                            
FORMUL   2  FE2    FE 2+                                                        
FORMUL   3  KIV    C5 H8 O3                                                     
FORMUL   4  HOH   *194(H2 O)                                                    
HELIX    1   1 LEU A   10  GLN A   15  1                                   6    
HELIX    2   2 HIS A   18  LYS A   29  1                                  12    
HELIX    3   3 THR A   40  GLY A   58  1                                  19    
HELIX    4   4 SER A   59  ALA A   65  1                                   7    
HELIX    5   5 SER A  112  THR A  141  1                                  30    
HELIX    6   6 GLY A  148  ASP A  154  1                                   7    
HELIX    7   7 GLY A  227  THR A  234  1                                   8    
HELIX    8   8 VAL A  275  CYS A  281  1                                   7    
HELIX    9   9 PHE A  294  GLY A  299  1                                   6    
SHEET    1  AA 8 THR A   7  SER A   9  0                                        
SHEET    2  AA 8 LEU A  31  THR A  35  1  O  TYR A  33   N  PHE A   8           
SHEET    3  AA 8 VAL A 222  CYS A 226 -1  O  VAL A 222   N  LEU A  34           
SHEET    4  AA 8 VAL A 189  ILE A 192 -1  O  THR A 190   N  PHE A 225           
SHEET    5  AA 8 GLN A 258  LEU A 265 -1  O  PHE A 263   N  LEU A 191           
SHEET    6  AA 8 LEU A 158  PHE A 164 -1  O  LEU A 158   N  PHE A 264           
SHEET    7  AA 8 MET A  99  MET A 103 -1  O  MET A  99   N  TYR A 163           
SHEET    8  AA 8 GLY A  76  GLY A  79 -1  O  GLY A  76   N  SER A 102           
SHEET    1  AB 5 ALA A 211  ASP A 214  0                                        
SHEET    2  AB 5 LEU A 204  VAL A 208 -1  O  ALA A 206   N  THR A 213           
SHEET    3  AB 5 HIS A 243  VAL A 245 -1  O  HIS A 244   N  GLN A 205           
SHEET    4  AB 5 MET A 180  ASP A 185 -1  O  MET A 180   N  VAL A 245           
SHEET    5  AB 5 ILE A 305  ARG A 306 -1  O  ARG A 306   N  TYR A 184           
SHEET    1  AC 2 THR A 272  SER A 274  0                                        
SHEET    2  AC 2 THR A 291  THR A 293 -1  O  ALA A 292   N  PHE A 273           
LINK         NE2 HIS A 183                FE   FE2 A1307     1555   1555  2.27  
LINK         OD1 ASP A 185                FE   FE2 A1307     1555   1555  2.21  
LINK         NE2 HIS A 243                FE   FE2 A1307     1555   1555  2.24  
LINK        FE   FE2 A1307                 O1  KIV A1308     1555   1555  2.05  
LINK        FE   FE2 A1307                 O3  KIV A1308     1555   1555  2.23  
LINK        FE   FE2 A1307                 O   HOH A2129     1555   1555  2.29  
SITE     1 AC1  5 HIS A 183  ASP A 185  HIS A 243  KIV A1308                    
SITE     2 AC1  5 HOH A2129                                                     
SITE     1 AC2 10 ARG A 162  MET A 180  HIS A 183  ASP A 185                    
SITE     2 AC2 10 ILE A 192  HIS A 243  PHE A 264  ILE A 305                    
SITE     3 AC2 10 FE2 A1307  HOH A2129                                          
CRYST1  107.100  107.100   70.858  90.00  90.00 120.00 H 3           9          
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      0.009337  0.005391  0.000000        0.00000                         
SCALE2      0.000000  0.010781  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014113        0.00000