HEADER    OXIDOREDUCTASE                          26-JUL-00   1E5H              
TITLE     DELTA-R307A DEACETOXYCEPHALOSPORIN C SYNTHASE COMPLEXED WITH SUCCINATE
TITLE    2 AND CARBON DIOXIDE                                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DEACETOXYCEPHALOSPORIN C SYNTHASE;                         
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: RING EXPANDING ENZYME, RING EXPANDASE;                      
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOMYCES CLAVULIGERUS;                      
SOURCE   3 ORGANISM_TAXID: 1901;                                                
SOURCE   4 GENE: CEFE;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_VECTOR: PET;                                       
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET 24A;                                  
SOURCE  11 OTHER_DETAILS: RECOMBINANT E.COLI                                    
KEYWDS    FERROUS OXYGENASE, CEPHALOSPORIN, 2-OXOGLUTARATE, C-TERMINUS          
KEYWDS   2 ANTIBIOTICS, OXIDOREDUCTASE, OXIDATIVE COUPLING CONTROL              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.J.LEE,M.D.LLOYD,K.HARLOS,I.J.CLIFTON,J.E.BALDWIN,C.J.SCHOFIELD      
REVDAT   4   13-DEC-23 1E5H    1       REMARK LINK                              
REVDAT   3   24-FEB-09 1E5H    1       VERSN                                    
REVDAT   2   24-JUN-03 1E5H    1       REMARK HET    HETNAM FORMUL              
REVDAT   2 2                   1       LINK   CONECT                            
REVDAT   1   26-JUL-01 1E5H    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   KINETIC AND CRYSTALLOGRAPHIC STUDIES ON                      
JRNL        TITL 2 DEACETOXYCEPHALOSPORIN C SYNTHASE (DAOCS)                    
JRNL        REF    J.MOL.BIOL.                   V. 308   937 2001              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   11352583                                                     
JRNL        DOI    10.1006/JMBI.2001.4649                                       
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.TERRWISSCHA VAN SCHELTINGA,K.VALEGARD,J.A.C.VIKLUND,     
REMARK   1  AUTH 4 J.HAJDU,I.ANDERSSON,A.DANIELSSON,R.BHIKHABHAI                
REMARK   1  TITL   STUDIES ON THE ACTIVE SITE OF DEACETOXYCEPHALOSPORIN C       
REMARK   1  TITL 2 SYNTHASE (DAOCS)                                             
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.    1.96 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) : 1.96                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 16.57                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 2006850.480                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 99.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 21428                          
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) : 0.220                           
REMARK   3   FREE R VALUE                     : 0.252                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.300                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 912                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.008                           
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) : 1.96                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.08                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.80                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 3454                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2630                       
REMARK   3   BIN FREE R VALUE                    : 0.3000                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 3.80                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 137                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.026                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2126                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 12                                      
REMARK   3   SOLVENT ATOMS            : 119                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 21.60                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 33.60                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.39000                                             
REMARK   3    B22 (A**2) : -1.39000                                             
REMARK   3    B33 (A**2) : 2.79000                                              
REMARK   3    B12 (A**2) : 0.75000                                              
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) : 0.25                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.17                            
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) : 0.31                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.22                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.012                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.70                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.710                           
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        : 0.39                                                 
REMARK   3   BSOL        : 47.89                                                
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  3  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  4  : SUCCINATE.PAR                                  
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  3   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : SUCCINATE.TOP                                  
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: DATA DETWINNED USING CCP4 PROGRAMME       
REMARK   3  DETWIN (A. LESLIE)                                                  
REMARK   4                                                                      
REMARK   4 1E5H COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 26-JUL-00.                  
REMARK 100 THE DEPOSITION ID IS D_1290005192.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 28-DEC-98                          
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) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : YALE MIRRORS                       
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MAR SCANNER 300 MM PLATE           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 21766                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.960                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY                : 5.920                              
REMARK 200  R MERGE                    (I) : 0.09000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 25.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.98                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.28100                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 6.290                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS RIGID BODY REFINEMENT                             
REMARK 200 STARTING MODEL: 1RXF                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.16                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM HEPES-NAOH, PH 7.0, 0.5 MM        
REMARK 280  PB(OAC)2(OH2)2, 5 MM NA2SUCCINATE, 5 MM NAHCO3, GLYCEROL 5-10%      
REMARK 280  (W/V), 1.4-1.6 M AMMONIUM SULPHATE, PH 7.00                         
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       53.13000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       30.67462            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       23.68667            
REMARK 290   SMTRY1   5 -0.500000 -0.866025  0.000000       53.13000            
REMARK 290   SMTRY2   5  0.866025 -0.500000  0.000000       30.67462            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       23.68667            
REMARK 290   SMTRY1   6 -0.500000  0.866025  0.000000       53.13000            
REMARK 290   SMTRY2   6 -0.866025 -0.500000  0.000000       30.67462            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       23.68667            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       61.34924            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       47.37333            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       61.34924            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       47.37333            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       61.34924            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       47.37333            
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: BIOLOGICALUNIT: ACTIVE AS A MONOMER, TRIMERIC                
REMARK 300   ASSEMBLYOBSERVED IN THE CRYSTAL.                                   
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PQS                                                   
REMARK 350 TOTAL BURIED SURFACE AREA: 8600 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 37920 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -29.9 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -0.500000 -0.866025  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 THR308ALA. THE C-TERMINAL RESIDUES       
REMARK 400  SER, LYS, ALA ARE DELETED.                                          
REMARK 400                                                                      
REMARK 400  FUNCTION: DAOCS CATALYZES THE STEP FROM PENICILLIN N TO DEACETOXY-  
REMARK 400  CEPHALOSPORIN C.                                                    
REMARK 400  COFACTOR: IRON AND ASCORBATE.                                       
REMARK 400  PATHWAY: BIOSYNTHESIS OF CEPHALOSPORIN ANTIBIOTICS.                 
REMARK 400  SIMILARITY: BELONGS TO THE IRONULLSCORBATE-DEPENDENT FAMILY OF      
REMARK 400  OXIDOREDUCTASES. STRONG, TO CEFF.                                   
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     LEU A    80                                                      
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     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 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     MET A 180    CG   SD   CE                                        
REMARK 470     ARG A 258    CG   CD   NE   CZ   NH1  NH2                        
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  93     -160.10   -123.34                                   
REMARK 500    SER A  98      138.28    174.43                                   
REMARK 500    CYS A 155     -139.28   -120.70                                   
REMARK 500    SER A 286       64.99   -115.39                                   
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 A 901  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 183   NE2                                                    
REMARK 620 2 ASP A 185   OD1  82.8                                              
REMARK 620 3 ASP A 185   OD2 134.2  51.7                                        
REMARK 620 4 HIS A 243   NE2  85.4  91.2  90.0                                  
REMARK 620 5 SIN A 902   O1   84.7 161.1 140.4 102.0                            
REMARK 620 6 CO2 A 903   O2   86.7  97.0 102.1 167.9  68.0                      
REMARK 620 7 HOH A2072   O   164.6 106.5  57.4 106.2  83.0  80.0                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE2 A 901                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SIN A 902                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO2 A 903                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
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: 1DCS   RELATED DB: PDB                                   
REMARK 900 DEACETOXYCEPHALOSPORIN C SYNTHASE FROM S. CLAVULIGERUS               
REMARK 900 RELATED ID: 1E5I   RELATED DB: PDB                                   
REMARK 900 DELTA-R306 DEACETOXYCEPHALOSPORIN C SYNTHASE COMPLEXED WITH IRON     
REMARK 900 AND 2-OXOGLUTARATE.                                                  
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 ILE A 50, WRONGLY REPORTED IN DATABASE                               
DBREF  1E5H A    1   308  UNP    P18548   CEFE_STRCL       1    308             
SEQADV 1E5H ILE A   50  UNP  P18548    LEU    50 CONFLICT                       
SEQADV 1E5H ALA A  308  UNP  P18548    THR   308 ENGINEERED MUTATION            
SEQRES   1 A  308  MET ASP THR THR VAL PRO THR PHE SER LEU ALA GLU LEU          
SEQRES   2 A  308  GLN GLN GLY LEU HIS GLN ASP GLU PHE ARG ARG CYS LEU          
SEQRES   3 A  308  ARG ASP LYS GLY LEU PHE TYR LEU THR ASP CYS GLY LEU          
SEQRES   4 A  308  THR ASP THR GLU LEU LYS SER ALA LYS ASP ILE VAL ILE          
SEQRES   5 A  308  ASP PHE PHE GLU HIS GLY SER GLU ALA GLU LYS ARG ALA          
SEQRES   6 A  308  VAL THR SER PRO VAL PRO THR MET ARG ARG GLY PHE THR          
SEQRES   7 A  308  GLY LEU GLU SER GLU SER THR ALA GLN ILE THR ASN THR          
SEQRES   8 A  308  GLY SER TYR SER ASP TYR SER MET CYS TYR SER MET GLY          
SEQRES   9 A  308  THR ALA ASP ASN LEU PHE PRO SER GLY ASP PHE GLU ARG          
SEQRES  10 A  308  ILE TRP THR GLN TYR PHE ASP ARG GLN TYR THR ALA SER          
SEQRES  11 A  308  ARG ALA VAL ALA ARG GLU VAL LEU ARG ALA THR GLY THR          
SEQRES  12 A  308  GLU PRO ASP GLY GLY VAL GLU ALA PHE LEU ASP CYS GLU          
SEQRES  13 A  308  PRO LEU LEU ARG PHE ARG TYR PHE PRO GLN VAL PRO GLU          
SEQRES  14 A  308  HIS ARG SER ALA GLU GLU GLN PRO LEU ARG MET ALA PRO          
SEQRES  15 A  308  HIS TYR ASP LEU SER MET VAL THR LEU ILE GLN GLN THR          
SEQRES  16 A  308  PRO CYS ALA ASN GLY PHE VAL SER LEU GLN ALA GLU VAL          
SEQRES  17 A  308  GLY GLY ALA PHE THR ASP LEU PRO TYR ARG PRO ASP ALA          
SEQRES  18 A  308  VAL LEU VAL PHE CYS GLY ALA ILE ALA THR LEU VAL THR          
SEQRES  19 A  308  GLY GLY GLN VAL LYS ALA PRO ARG HIS HIS VAL ALA ALA          
SEQRES  20 A  308  PRO ARG ARG ASP GLN ILE ALA GLY SER SER ARG THR SER          
SEQRES  21 A  308  SER VAL PHE PHE LEU ARG PRO ASN ALA ASP PHE THR PHE          
SEQRES  22 A  308  SER VAL PRO LEU ALA ARG GLU CYS GLY PHE ASP VAL SER          
SEQRES  23 A  308  LEU ASP GLY GLU THR ALA THR PHE GLN ASP TRP ILE GLY          
SEQRES  24 A  308  GLY ASN TYR VAL ASN ILE ARG ARG ALA                          
HET    FE2  A 901       1                                                       
HET    SIN  A 902       8                                                       
HET    CO2  A 903       3                                                       
HETNAM     FE2 FE (II) ION                                                      
HETNAM     SIN SUCCINIC ACID                                                    
HETNAM     CO2 CARBON DIOXIDE                                                   
FORMUL   2  FE2    FE 2+                                                        
FORMUL   3  SIN    C4 H6 O4                                                     
FORMUL   4  CO2    C O2                                                         
FORMUL   5  HOH   *119(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   A 8 THR A   7  SER A   9  0                                        
SHEET    2   A 8 LEU A  31  THR A  35  1  N  TYR A  33   O  PHE A   8           
SHEET    3   A 8 VAL A 222  CYS A 226 -1  N  VAL A 224   O  PHE A  32           
SHEET    4   A 8 VAL A 189  GLN A 194 -1  N  ILE A 192   O  LEU A 223           
SHEET    5   A 8 THR A 259  LEU A 265 -1  N  LEU A 265   O  VAL A 189           
SHEET    6   A 8 LEU A 158  PHE A 164 -1  N  ARG A 162   O  SER A 260           
SHEET    7   A 8 SER A  98  MET A 103 -1  N  MET A 103   O  LEU A 159           
SHEET    8   A 8 GLY A  76  THR A  78 -1  N  THR A  78   O  CYS A 100           
SHEET    1   B 2 HIS A 183  ASP A 185  0                                        
SHEET    2   B 2 ILE A 305  ARG A 307 -1  N  ARG A 306   O  TYR A 184           
SHEET    1   C 3 HIS A 243  VAL A 245  0                                        
SHEET    2   C 3 LEU A 204  GLU A 207 -1  N  GLN A 205   O  HIS A 244           
SHEET    3   C 3 PHE A 212  ASP A 214 -1  N  THR A 213   O  ALA A 206           
SHEET    1   D 2 THR A 272  SER A 274  0                                        
SHEET    2   D 2 THR A 291  THR A 293 -1  N  ALA A 292   O  PHE A 273           
LINK         NE2 HIS A 183                FE   FE2 A 901     1555   1555  2.31  
LINK         OD1 ASP A 185                FE   FE2 A 901     1555   1555  2.14  
LINK         OD2 ASP A 185                FE   FE2 A 901     1555   1555  2.69  
LINK         NE2 HIS A 243                FE   FE2 A 901     1555   1555  2.30  
LINK        FE   FE2 A 901                 O1  SIN A 902     1555   1555  2.26  
LINK        FE   FE2 A 901                 O2  CO2 A 903     1555   1555  2.16  
LINK        FE   FE2 A 901                 O   HOH A2072     1555   1555  2.14  
SITE     1 AC1  6 HIS A 183  ASP A 185  HIS A 243  SIN A 902                    
SITE     2 AC1  6 CO2 A 903  HOH A2072                                          
SITE     1 AC2  7 ARG A 162  HIS A 183  ILE A 192  HIS A 243                    
SITE     2 AC2  7 FE2 A 901  CO2 A 903  HOH A2072                               
SITE     1 AC3  8 ARG A 160  HIS A 183  ASP A 185  PHE A 264                    
SITE     2 AC3  8 ILE A 305  FE2 A 901  SIN A 902  HOH A2072                    
CRYST1  106.260  106.260   71.060  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      0.009411  0.005433  0.000000        0.00000                         
SCALE2      0.000000  0.010867  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014073        0.00000