HEADER    OXIDOREDUCTASE                          13-JUN-05   1ZZC              
TITLE     CRYSTAL STRUCTURE OF COII HPPE IN COMPLEX WITH TRIS BUFFER            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HYDROXYPROPYLPHOSPHONIC ACID EPOXIDASE;                    
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 1.14.-.-;                                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOMYCES WEDMORENSIS;                       
SOURCE   3 ORGANISM_TAXID: 43759;                                               
SOURCE   4 GENE: FOM4;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3);                                
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET24B                                    
KEYWDS    MONONUCLEAR IRON ENZYME, CUPIN, HOLO-HPPE, OXIDOREDUCTASE             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.J.HIGGINS,F.YAN,P.LIU,H.W.LIU,C.L.DRENNAN                           
REVDAT   5   14-FEB-24 1ZZC    1       REMARK LINK                              
REVDAT   4   13-JUL-11 1ZZC    1       VERSN                                    
REVDAT   3   24-FEB-09 1ZZC    1       VERSN                                    
REVDAT   2   22-NOV-05 1ZZC    1       JRNL                                     
REVDAT   1   26-JUL-05 1ZZC    0                                                
JRNL        AUTH   L.J.HIGGINS,F.YAN,P.LIU,H.W.LIU,C.L.DRENNAN                  
JRNL        TITL   STRUCTURAL INSIGHT INTO ANTIBIOTIC FOSFOMYCIN BIOSYNTHESIS   
JRNL        TITL 2 BY A MONONUCLEAR IRON ENZYME                                 
JRNL        REF    NATURE                        V. 437   838 2005              
JRNL        REFN                   ISSN 0028-0836                               
JRNL        PMID   16015285                                                     
JRNL        DOI    10.1038/NATURE03924                                          
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.0                                              
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 : MLF                                             
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 22.39                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 801350.260                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 94.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 43377                          
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                     : 0.242                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 3.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1294                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.007                           
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) : 1.80                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.91                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 88.40                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 6598                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2990                       
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            : 2620                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 18                                      
REMARK   3   SOLVENT ATOMS            : 295                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 28.60                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 36.90                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.65000                                             
REMARK   3    B22 (A**2) : -0.65000                                             
REMARK   3    B33 (A**2) : 1.31000                                              
REMARK   3    B12 (A**2) : 0.33000                                              
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) : 0.24                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.20                            
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) : 0.24                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.20                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.010                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.700                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.90                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.000                           
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) : 0.770 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.280 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.130 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 1.720 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.39                                                 
REMARK   3   BSOL        : 58.46                                                
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  : TRIS.PARAM                                     
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   : TRIS.TOP                                       
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1ZZC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-JUL-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000033298.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 8-BM                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9791                             
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 : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 45155                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.2                               
REMARK 200  DATA REDUNDANCY                : 6.900                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.04800                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 35.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.86                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.36600                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD                          
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.50                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.5                                   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/6                                            
REMARK 290       6555   X-Y,X,Z+5/6                                             
REMARK 290       7555   Y,X,-Z+2/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+1/3                                          
REMARK 290      10555   -Y,-X,-Z+1/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+5/6                                            
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      146.78000            
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       73.39000            
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      110.08500            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       36.69500            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000      183.47500            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000      146.78000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000       73.39000            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       36.69500            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000      110.08500            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000      183.47500            
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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 13720 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 29530 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -134.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -0.500000 -0.866025  0.000000      129.54000            
REMARK 350   BIOMT2   2 -0.866025  0.500000  0.000000       74.78995            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       73.39000            
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     MET A     1                                                      
REMARK 465     SER A     2                                                      
REMARK 465     ASN A     3                                                      
REMARK 465     THR A     4                                                      
REMARK 465     ASP A    88                                                      
REMARK 465     GLU A    89                                                      
REMARK 465     ARG A    90                                                      
REMARK 465     PRO A    91                                                      
REMARK 465     ILE A    92                                                      
REMARK 465     LEU A    93                                                      
REMARK 465     LYS A    94                                                      
REMARK 465     GLY A    95                                                      
REMARK 465     VAL A    96                                                      
REMARK 465     ARG A    97                                                      
REMARK 465     ASP A    98                                                      
REMARK 465     ASN A    99                                                      
REMARK 465     VAL A   100                                                      
REMARK 465     ASP A   101                                                      
REMARK 465     GLU A   159                                                      
REMARK 465     MET B     1                                                      
REMARK 465     SER B     2                                                      
REMARK 465     ASN B     3                                                      
REMARK 465     THR B     4                                                      
REMARK 465     LYS B     5                                                      
REMARK 465     ASP B    88                                                      
REMARK 465     GLU B    89                                                      
REMARK 465     ARG B    90                                                      
REMARK 465     PRO B    91                                                      
REMARK 465     ILE B    92                                                      
REMARK 465     LEU B    93                                                      
REMARK 465     LYS B    94                                                      
REMARK 465     GLY B    95                                                      
REMARK 465     VAL B    96                                                      
REMARK 465     ARG B    97                                                      
REMARK 465     ASP B    98                                                      
REMARK 465     ASN B    99                                                      
REMARK 465     VAL B   100                                                      
REMARK 465     ASP B   101                                                      
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     LYS A   5    CB   CG   CD   CE   NZ                              
REMARK 470     THR A   6    OG1  CG2                                            
REMARK 470     GLU A  13    CG   CD   OE1  OE2                                  
REMARK 470     GLU A  38    CG   CD   OE1  OE2                                  
REMARK 470     ASP A  80    CG   OD1  OD2                                       
REMARK 470     TYR A 102    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     ASN A 106    CG   OD1  ND2                                       
REMARK 470     SER A 136    OG                                                  
REMARK 470     ASN A 160    CB   CG   OD1  ND2                                  
REMARK 470     GLU A 176    CG   CD   OE1  OE2                                  
REMARK 470     THR B   6    OG1  CG2                                            
REMARK 470     GLU B  13    CG   CD   OE1  OE2                                  
REMARK 470     GLN B  21    CG   CD   OE1  NE2                                  
REMARK 470     SER B  31    OG                                                  
REMARK 470     ARG B  58    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP B  80    CG   OD1  OD2                                       
REMARK 470     TYR B 102    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     ASP B 131    CG   OD1  OD2                                       
REMARK 470     LYS B 133    CG   CD   CE   NZ                                   
REMARK 470     GLU B 159    CG   CD   OE1  OE2                                  
REMARK 470     LEU B 193    CG   CD1  CD2                                       
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   OG   SER A   116     O    HOH A   627              2.19            
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    ALA A 139   N   -  CA  -  C   ANGL. DEV. = -21.1 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    ALA A 114       69.01   -150.67                                   
REMARK 500    SER A 136       -0.72    -56.43                                   
REMARK 500    HIS A 177       -1.71     65.66                                   
REMARK 500    ALA B 114       69.24   -151.69                                   
REMARK 500    SER B 136        0.21    -65.79                                   
REMARK 500    ASN B 160       71.15   -155.63                                   
REMARK 500    LYS B 186      123.41    -38.28                                   
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                              CO A 199  CO                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 138   NE2                                                    
REMARK 620 2 GLU A 142   OE2  93.1                                              
REMARK 620 3 HIS A 180   NE2  99.6  97.7                                        
REMARK 620 4 TRS A 503   O1   88.2 170.5  91.4                                  
REMARK 620 5 TRS A 503   O2  169.0  97.6  81.9  80.8                            
REMARK 620 6 TRS A 503   N    91.9  96.9 160.8  73.6  84.0                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CO B 199  CO                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B 138   NE2                                                    
REMARK 620 2 GLU B 142   OE1  89.3                                              
REMARK 620 3 HIS B 180   NE2  97.9 100.6                                        
REMARK 620 4 TRS B 504   N    89.4  87.1 169.4                                  
REMARK 620 5 TRS B 504   O1   93.7 170.7  87.8  84.0                            
REMARK 620 6 TRS B 504   O2  172.5  92.3  89.0  83.4  83.7                      
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 CO A 199                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO B 199                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 503                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS B 504                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1ZZ6   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF APO-HPPE                                        
REMARK 900 RELATED ID: 1ZZ7   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF FEII HPPE IN COMPLEX WITH SUBSTRATE FORM 1      
REMARK 900 RELATED ID: 1ZZ8   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF FEII HPPE IN COMPLEX WITH SUBSTRATE FORM 2      
REMARK 900 RELATED ID: 1ZZ9   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF FEII HPPE HOLOENZYME                            
REMARK 900 RELATED ID: 1ZZB   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF COII HPPE IN COMPLEX WITH SUBSTRATE             
DBREF  1ZZC A    1   198  UNP    Q56185   Q56185_STRWE     1    198             
DBREF  1ZZC B    1   198  UNP    Q56185   Q56185_STRWE     1    198             
SEQRES   1 A  198  MET SER ASN THR LYS THR ALA SER THR GLY PHE ALA GLU          
SEQRES   2 A  198  LEU LEU LYS ASP ARG ARG GLU GLN VAL LYS MET ASP HIS          
SEQRES   3 A  198  ALA ALA LEU ALA SER LEU LEU GLY GLU THR PRO GLU THR          
SEQRES   4 A  198  VAL ALA ALA TRP GLU ASN GLY GLU GLY GLY GLU LEU THR          
SEQRES   5 A  198  LEU THR GLN LEU GLY ARG ILE ALA HIS VAL LEU GLY THR          
SEQRES   6 A  198  SER ILE GLY ALA LEU THR PRO PRO ALA GLY ASN ASP LEU          
SEQRES   7 A  198  ASP ASP GLY VAL ILE ILE GLN MET PRO ASP GLU ARG PRO          
SEQRES   8 A  198  ILE LEU LYS GLY VAL ARG ASP ASN VAL ASP TYR TYR VAL          
SEQRES   9 A  198  TYR ASN CYS LEU VAL ARG THR LYS ARG ALA PRO SER LEU          
SEQRES  10 A  198  VAL PRO LEU VAL VAL ASP VAL LEU THR ASP ASN PRO ASP          
SEQRES  11 A  198  ASP ALA LYS PHE ASN SER GLY HIS ALA GLY ASN GLU PHE          
SEQRES  12 A  198  LEU PHE VAL LEU GLU GLY GLU ILE HIS MET LYS TRP GLY          
SEQRES  13 A  198  ASP LYS GLU ASN PRO LYS GLU ALA LEU LEU PRO THR GLY          
SEQRES  14 A  198  ALA SER MET PHE VAL GLU GLU HIS VAL PRO HIS ALA PHE          
SEQRES  15 A  198  THR ALA ALA LYS GLY THR GLY SER ALA LYS LEU ILE ALA          
SEQRES  16 A  198  VAL ASN PHE                                                  
SEQRES   1 B  198  MET SER ASN THR LYS THR ALA SER THR GLY PHE ALA GLU          
SEQRES   2 B  198  LEU LEU LYS ASP ARG ARG GLU GLN VAL LYS MET ASP HIS          
SEQRES   3 B  198  ALA ALA LEU ALA SER LEU LEU GLY GLU THR PRO GLU THR          
SEQRES   4 B  198  VAL ALA ALA TRP GLU ASN GLY GLU GLY GLY GLU LEU THR          
SEQRES   5 B  198  LEU THR GLN LEU GLY ARG ILE ALA HIS VAL LEU GLY THR          
SEQRES   6 B  198  SER ILE GLY ALA LEU THR PRO PRO ALA GLY ASN ASP LEU          
SEQRES   7 B  198  ASP ASP GLY VAL ILE ILE GLN MET PRO ASP GLU ARG PRO          
SEQRES   8 B  198  ILE LEU LYS GLY VAL ARG ASP ASN VAL ASP TYR TYR VAL          
SEQRES   9 B  198  TYR ASN CYS LEU VAL ARG THR LYS ARG ALA PRO SER LEU          
SEQRES  10 B  198  VAL PRO LEU VAL VAL ASP VAL LEU THR ASP ASN PRO ASP          
SEQRES  11 B  198  ASP ALA LYS PHE ASN SER GLY HIS ALA GLY ASN GLU PHE          
SEQRES  12 B  198  LEU PHE VAL LEU GLU GLY GLU ILE HIS MET LYS TRP GLY          
SEQRES  13 B  198  ASP LYS GLU ASN PRO LYS GLU ALA LEU LEU PRO THR GLY          
SEQRES  14 B  198  ALA SER MET PHE VAL GLU GLU HIS VAL PRO HIS ALA PHE          
SEQRES  15 B  198  THR ALA ALA LYS GLY THR GLY SER ALA LYS LEU ILE ALA          
SEQRES  16 B  198  VAL ASN PHE                                                  
HET     CO  A 199       1                                                       
HET    TRS  A 503       8                                                       
HET     CO  B 199       1                                                       
HET    TRS  B 504       8                                                       
HETNAM      CO COBALT (II) ION                                                  
HETNAM     TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL                         
HETSYN     TRS TRIS BUFFER                                                      
FORMUL   3   CO    2(CO 2+)                                                     
FORMUL   4  TRS    2(C4 H12 N O3 1+)                                            
FORMUL   7  HOH   *295(H2 O)                                                    
HELIX    1   1 THR A    6  VAL A   22  1                                  17    
HELIX    2   2 ASP A   25  LEU A   32  1                                   8    
HELIX    3   3 THR A   36  GLU A   44  1                                   9    
HELIX    4   4 THR A   52  LEU A   63  1                                  12    
HELIX    5   5 ILE A   67  THR A   71  5                                   5    
HELIX    6   6 ASN A  128  ALA A  132  5                                   5    
HELIX    7   7 THR B    6  VAL B   22  1                                  17    
HELIX    8   8 ASP B   25  GLY B   34  1                                  10    
HELIX    9   9 THR B   36  ASN B   45  1                                  10    
HELIX   10  10 THR B   52  LEU B   63  1                                  12    
HELIX   11  11 ILE B   67  THR B   71  5                                   5    
HELIX   12  12 ASN B  128  ALA B  132  5                                   5    
SHEET    1   A 5 TYR A 103  CYS A 107  0                                        
SHEET    2   A 5 VAL A 118  VAL A 124 -1  O  VAL A 121   N  ASN A 106           
SHEET    3   A 5 ALA A 191  PHE A 198 -1  O  LEU A 193   N  VAL A 122           
SHEET    4   A 5 ASN A 141  GLU A 148 -1  N  PHE A 143   O  VAL A 196           
SHEET    5   A 5 SER A 171  VAL A 174 -1  O  MET A 172   N  LEU A 144           
SHEET    1   B 3 LYS A 162  LEU A 166  0                                        
SHEET    2   B 3 ILE A 151  TRP A 155 -1  N  ILE A 151   O  LEU A 166           
SHEET    3   B 3 HIS A 180  ALA A 184 -1  O  THR A 183   N  HIS A 152           
SHEET    1   C 5 TYR B 103  CYS B 107  0                                        
SHEET    2   C 5 VAL B 118  VAL B 124 -1  O  VAL B 121   N  ASN B 106           
SHEET    3   C 5 ALA B 191  PHE B 198 -1  O  LEU B 193   N  VAL B 122           
SHEET    4   C 5 ASN B 141  GLU B 148 -1  N  PHE B 143   O  VAL B 196           
SHEET    5   C 5 SER B 171  VAL B 174 -1  O  VAL B 174   N  GLU B 142           
SHEET    1   D 3 LYS B 162  LEU B 166  0                                        
SHEET    2   D 3 ILE B 151  TRP B 155 -1  N  ILE B 151   O  LEU B 166           
SHEET    3   D 3 HIS B 180  ALA B 184 -1  O  THR B 183   N  HIS B 152           
LINK         NE2 HIS A 138                CO    CO A 199     1555   1555  2.03  
LINK         OE2 GLU A 142                CO    CO A 199     1555   1555  2.08  
LINK         NE2 HIS A 180                CO    CO A 199     1555   1555  2.04  
LINK        CO    CO A 199                 O1  TRS A 503     1555   1555  2.15  
LINK        CO    CO A 199                 O2  TRS A 503     1555   1555  2.24  
LINK        CO    CO A 199                 N   TRS A 503     1555   1555  2.24  
LINK         NE2 HIS B 138                CO    CO B 199     1555   1555  1.91  
LINK         OE1 GLU B 142                CO    CO B 199     1555   1555  2.07  
LINK         NE2 HIS B 180                CO    CO B 199     1555   1555  2.24  
LINK        CO    CO B 199                 N   TRS B 504     1555   1555  2.15  
LINK        CO    CO B 199                 O1  TRS B 504     1555   1555  2.10  
LINK        CO    CO B 199                 O2  TRS B 504     1555   1555  2.05  
SITE     1 AC1  4 HIS A 138  GLU A 142  HIS A 180  TRS A 503                    
SITE     1 AC2  4 HIS B 138  GLU B 142  HIS B 180  TRS B 504                    
SITE     1 AC3 10 LEU A 120  ASN A 135  HIS A 138  GLU A 142                    
SITE     2 AC3 10 HIS A 180  PHE A 182  ASN A 197   CO A 199                    
SITE     3 AC3 10 HOH A 605  LYS B  23                                          
SITE     1 AC4 11 LYS A  23  TYR B 105  LEU B 120  ASN B 135                    
SITE     2 AC4 11 HIS B 138  GLU B 142  HIS B 180  PHE B 182                    
SITE     3 AC4 11 ASN B 197   CO B 199  HOH B 643                               
CRYST1   86.360   86.360  220.170  90.00  90.00 120.00 P 65 2 2     24          
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      0.011579  0.006685  0.000000        0.00000                         
SCALE2      0.000000  0.013371  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004542        0.00000