HEADER    OXIDOREDUCTASE                          20-MAY-01   1H57              
TITLE     STRUCTURE OF HORSERADISH PEROXIDASE C1A COMPOUND III                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PEROXIDASE C1A;                                            
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 1.11.1.7;                                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ARMORACIA RUSTICANA;                            
SOURCE   3 ORGANISM_COMMON: HORSERADISH;                                        
SOURCE   4 ORGANISM_TAXID: 3704;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 OTHER_DETAILS: SYNTHETIC GENE                                        
KEYWDS    OXIDOREDUCTASE, PEROXIDASE, HORSERADISH, CATALYTIC INTERMEDIATE,      
KEYWDS   2 COMPOUND III, OXYPEROXIDASE                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    G.I.BERGLUND,G.H.CARLSSON,J.HAJDU                                     
REVDAT   5   13-NOV-24 1H57    1       REMARK LINK                              
REVDAT   4   19-FEB-14 1H57    1       REMARK VERSN  FORMUL                     
REVDAT   3   24-FEB-09 1H57    1       VERSN                                    
REVDAT   2   24-JUN-03 1H57    1       HET    HETSYN HETNAM FORMUL              
REVDAT   2 2                   1       SSBOND ATOM   HETATM CONECT              
REVDAT   1   17-JUN-02 1H57    0                                                
JRNL        AUTH   G.I.BERGLUND,G.H.CARLSSON,A.T.SMITH,H.SZOKE,A.HENRIKSEN,     
JRNL        AUTH 2 J.HAJDU                                                      
JRNL        TITL   THE CATALYTIC PATHWAY OF HORSERADISH PEROXIDASE AT HIGH      
JRNL        TITL 2 RESOLUTION                                                   
JRNL        REF    NATURE                        V. 417   463 2002              
JRNL        REFN                   ISSN 0028-0836                               
JRNL        PMID   12024218                                                     
JRNL        DOI    10.1038/417463A                                              
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   A.HENRIKSEN,A.T.SMITH,M.GAJHEDE                              
REMARK   1  TITL   THE STRUCTURES OF THE HORSERADISH PEROXIDASE C-FERULIC ACID  
REMARK   1  TITL 2 COMPLEX AND THE TERNARY COMPLEX WITH CYANIDE SUGGEST HOW     
REMARK   1  TITL 3 PEROXIDASES OXIDIZE SMALL PHENOLIC SUBSTRATES                
REMARK   1  REF    J.BIOL.CHEM.                  V. 274 35005 1999              
REMARK   1  REFN                   ISSN 0021-9258                               
REMARK   1  PMID   10574977                                                     
REMARK   1  DOI    10.1074/JBC.274.49.35005                                     
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   M.GAJHEDE,D.J.SCHULLER,A.HENRIKSEN,A.T.SMITH,T.L.POULOS      
REMARK   1  TITL   CRYSTAL STRUCTURE OF HORSERADISH PEROXIDASE C AT 2.15 A      
REMARK   1  TITL 2 RESOLUTION                                                   
REMARK   1  REF    NAT.STRUCT.BIOL.              V.   4  1032 1997              
REMARK   1  REFN                   ISSN 1072-8368                               
REMARK   1  PMID   9406554                                                      
REMARK   1  DOI    10.1038/NSB1297-1032                                         
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   A.T.SMITH,N.SANTAMA,S.DACEY,M.EDWARDS,R.C.BRAY,              
REMARK   1  AUTH 2 R.N.THORNELEY,J.F.BURKE                                      
REMARK   1  TITL   EXPRESSION OF A SYNTHETIC GENE FOR HORSERADISH PEROXIDASE C  
REMARK   1  TITL 2 IN ESCHERICHIA COLI AND FOLDING AND ACTIVATION OF THE        
REMARK   1  TITL 3 RECOMBINANT ENZYME WITH CA2+ AND HEME                        
REMARK   1  REF    J.BIOL.CHEM.                  V.  51 13335 1990              
REMARK   1  REFN                   ISSN 0021-9258                               
REMARK   1  PMID   2198290                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 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 : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 33.18                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 1400728.890                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 95.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 40949                          
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) : 0.176                           
REMARK   3   FREE R VALUE                     : 0.196                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2061                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.004                           
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) : 1.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.70                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 91.20                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 6123                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2160                       
REMARK   3   BIN FREE R VALUE                    : 0.2430                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.00                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 321                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.014                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2369                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 57                                      
REMARK   3   SOLVENT ATOMS            : 402                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 15.70                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 14.90                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.76000                                             
REMARK   3    B22 (A**2) : 2.32000                                              
REMARK   3    B33 (A**2) : -1.56000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
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) : 0.16                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.11                            
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) : 0.18                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.13                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.200                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.20                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.020                           
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) : 0.920 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.330 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.560 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.190 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.35                                                 
REMARK   3   BSOL        : 48.82                                                
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  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: SER 306 WAS THE LAST RESIDUE SEEN IN      
REMARK   3  THE ELECTRON DENSITY MAP THE FOLLOWING RESIDUES HAVE BEEN           
REMARK   3  MODELLED IN MULTIPLE CONFORMATIONS: 15,91,151,161,188,219,240,      
REMARK   3  249,264,503                                                         
REMARK   4                                                                      
REMARK   4 1H57 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 20-MAY-01.                  
REMARK 100 THE DEPOSITION ID IS D_1290008079.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-JUN-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 6.50                               
REMARK 200  NUMBER OF CRYSTALS USED        : 17                                 
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : BM14                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.827                              
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 40949                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 33.200                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.5                               
REMARK 200  DATA REDUNDANCY                : 4.050                              
REMARK 200  R MERGE                    (I) : 0.09900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.6000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.64                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 93.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.38900                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER                        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: DATA WAS ALSO COLLECTED AT BM14 (0.850 A) AND ID14-EH3       
REMARK 200  (0.936 A) AT THE ESRF (SEE JRNL) STARTING MODEL FOR RIGID-BODY      
REMARK 200  REFINEMENT WAS PDB ENTRY 7ATJ                                       
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.10                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% (W/V) PEG 4000 0.2 M CALCIUM         
REMARK 280  ACETATE, 0.1 M CACODYLATE BUFFER, PH 6.5, PH 6.50                   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       20.17000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       58.77600            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       33.61350            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       58.77600            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       20.17000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       33.61350            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
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 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     ASN A   307                                                      
REMARK 465     SER A   308                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     GLN A    1   CD   OE1  NE2                                       
REMARK 480     ARG A   27   CD   NE   CZ   NH1  NH2                             
REMARK 480     SER A  306   C    O                                              
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  11       67.69   -160.26                                   
REMARK 500    SER A  73      -60.18   -153.01                                   
REMARK 500    ASN A 186       86.89   -155.85                                   
REMARK 500    THR A 288       61.67     24.74                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A2010        DISTANCE =  6.63 ANGSTROMS                       
REMARK 525    HOH A2018        DISTANCE =  6.22 ANGSTROMS                       
REMARK 525    HOH A2025        DISTANCE =  6.22 ANGSTROMS                       
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                              CA A 401  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  43   O                                                      
REMARK 620 2 ASP A  43   OD1  77.5                                              
REMARK 620 3 VAL A  46   O    86.6 163.6                                        
REMARK 620 4 GLY A  48   O    70.5  88.1  82.9                                  
REMARK 620 5 ASP A  50   OD1 139.0  81.4 109.0  74.1                            
REMARK 620 6 SER A  52   OG  143.1 103.1  91.9 145.8  75.8                      
REMARK 620 7 HOH A2110   O    74.8  87.0  92.6 145.2 138.7  68.4                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM A 350  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 170   NE2                                                    
REMARK 620 2 HEM A 350   NA   94.2                                              
REMARK 620 3 HEM A 350   NB   87.3  90.8                                        
REMARK 620 4 HEM A 350   NC   89.9 175.9  89.9                                  
REMARK 620 5 HEM A 350   ND   91.1  90.0 178.3  89.4                            
REMARK 620 6 OXY A 500   O1  176.1  89.6  92.1  86.3  89.3                      
REMARK 620 7 OXY A 500   O2  159.4  73.7  76.5 102.5 105.2  22.8                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 402  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR A 171   O                                                      
REMARK 620 2 THR A 171   OG1  71.7                                              
REMARK 620 3 ASP A 222   OD2  86.5  90.8                                        
REMARK 620 4 THR A 225   O    81.8 153.5  87.3                                  
REMARK 620 5 THR A 225   OG1 148.0 138.7  84.0  67.3                            
REMARK 620 6 ILE A 228   O    88.6  88.6 174.9  90.9  99.8                      
REMARK 620 7 ASP A 230   OD1 139.3  68.5 101.9 137.6  72.6  82.6                
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 ACT A 400                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 402                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 350                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OXY A 500                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEO A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEO A 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEO A 503                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1ATJ   RELATED DB: PDB                                   
REMARK 900 RECOMBINANT HORSERADISH PEROXIDASE C1A                               
REMARK 900 RELATED ID: 1H55   RELATED DB: PDB                                   
REMARK 900 STRUCTURE OF HORSERADISH PEROXIDASE C1A COMPOUND II                  
REMARK 900 RELATED ID: 1H58   RELATED DB: PDB                                   
REMARK 900 STRUCTURE OF HORSERADISH PEROXIDASE C1A                              
REMARK 900 RELATED ID: 1HCH   RELATED DB: PDB                                   
REMARK 900 HORSERADISH PEROXIDASE COMPOUND I                                    
REMARK 900 RELATED ID: 2ATJ   RELATED DB: PDB                                   
REMARK 900 RECOMBINANT HORSERADISH PEROXIDASE COMPLEX WITH BENZHYDROXAMIC ACID  
REMARK 900 RELATED ID: 3ATJ   RELATED DB: PDB                                   
REMARK 900 HEME LIGAND MUTANT OF RECOMBINANT HORSERADISH PEROXIDASE IN COMPLEX  
REMARK 900 WITH BENZHYDROXAMIC ACID                                             
REMARK 900 RELATED ID: 6ATJ   RELATED DB: PDB                                   
REMARK 900 RECOMBINANT HORSERADISH PEROXIDASE C COMPLEX WITH FERULIC ACID       
REMARK 900 RELATED ID: 7ATJ   RELATED DB: PDB                                   
REMARK 900 RECOMBINANT HORSERADISH PEROXIDASE C1A COMPLEX WITH CYANIDE AND      
REMARK 900 FERULIC ACID                                                         
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE SWS ENTRY INCLUDES N-TERM AND C-TERM SIGNAL PEPTIDES.            
DBREF  1H57 A    1   308  UNP    P00433   PERA_ARMRU      31    338             
SEQRES   1 A  308  GLN LEU THR PRO THR PHE TYR ASP ASN SER CYS PRO ASN          
SEQRES   2 A  308  VAL SER ASN ILE VAL ARG ASP THR ILE VAL ASN GLU LEU          
SEQRES   3 A  308  ARG SER ASP PRO ARG ILE ALA ALA SER ILE LEU ARG LEU          
SEQRES   4 A  308  HIS PHE HIS ASP CYS PHE VAL ASN GLY CYS ASP ALA SER          
SEQRES   5 A  308  ILE LEU LEU ASP ASN THR THR SER PHE ARG THR GLU LYS          
SEQRES   6 A  308  ASP ALA PHE GLY ASN ALA ASN SER ALA ARG GLY PHE PRO          
SEQRES   7 A  308  VAL ILE ASP ARG MET LYS ALA ALA VAL GLU SER ALA CYS          
SEQRES   8 A  308  PRO ARG THR VAL SER CYS ALA ASP LEU LEU THR ILE ALA          
SEQRES   9 A  308  ALA GLN GLN SER VAL THR LEU ALA GLY GLY PRO SER TRP          
SEQRES  10 A  308  ARG VAL PRO LEU GLY ARG ARG ASP SER LEU GLN ALA PHE          
SEQRES  11 A  308  LEU ASP LEU ALA ASN ALA ASN LEU PRO ALA PRO PHE PHE          
SEQRES  12 A  308  THR LEU PRO GLN LEU LYS ASP SER PHE ARG ASN VAL GLY          
SEQRES  13 A  308  LEU ASN ARG SER SER ASP LEU VAL ALA LEU SER GLY GLY          
SEQRES  14 A  308  HIS THR PHE GLY LYS ASN GLN CYS ARG PHE ILE MET ASP          
SEQRES  15 A  308  ARG LEU TYR ASN PHE SER ASN THR GLY LEU PRO ASP PRO          
SEQRES  16 A  308  THR LEU ASN THR THR TYR LEU GLN THR LEU ARG GLY LEU          
SEQRES  17 A  308  CYS PRO LEU ASN GLY ASN LEU SER ALA LEU VAL ASP PHE          
SEQRES  18 A  308  ASP LEU ARG THR PRO THR ILE PHE ASP ASN LYS TYR TYR          
SEQRES  19 A  308  VAL ASN LEU GLU GLU GLN LYS GLY LEU ILE GLN SER ASP          
SEQRES  20 A  308  GLN GLU LEU PHE SER SER PRO ASN ALA THR ASP THR ILE          
SEQRES  21 A  308  PRO LEU VAL ARG SER PHE ALA ASN SER THR GLN THR PHE          
SEQRES  22 A  308  PHE ASN ALA PHE VAL GLU ALA MET ASP ARG MET GLY ASN          
SEQRES  23 A  308  ILE THR PRO LEU THR GLY THR GLN GLY GLN ILE ARG LEU          
SEQRES  24 A  308  ASN CYS ARG VAL VAL ASN SER ASN SER                          
HET    HEM  A 350      43                                                       
HET    ACT  A 400       4                                                       
HET     CA  A 401       1                                                       
HET     CA  A 402       1                                                       
HET    OXY  A 500       2                                                       
HET    PEO  A 501       2                                                       
HET    PEO  A 502       2                                                       
HET    PEO  A 503       4                                                       
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETNAM     ACT ACETATE ION                                                      
HETNAM      CA CALCIUM ION                                                      
HETNAM     OXY OXYGEN MOLECULE                                                  
HETNAM     PEO HYDROGEN PEROXIDE                                                
HETSYN     HEM HEME                                                             
FORMUL   2  HEM    C34 H32 FE N4 O4                                             
FORMUL   3  ACT    C2 H3 O2 1-                                                  
FORMUL   4   CA    2(CA 2+)                                                     
FORMUL   6  OXY    O2                                                           
FORMUL   7  PEO    3(H2 O2)                                                     
FORMUL  10  HOH   *402(H2 O)                                                    
HELIX    1   1 ASN A   13  ARG A   27  1                                  15    
HELIX    2   2 ARG A   31  PHE A   45  1                                  15    
HELIX    3   3 ALA A   51  LEU A   55  5                                   5    
HELIX    4   4 THR A   63  ALA A   67  5                                   5    
HELIX    5   5 GLY A   76  CYS A   91  1                                  16    
HELIX    6   6 SER A   96  ALA A  112  1                                  17    
HELIX    7   7 PHE A  130  LEU A  138  1                                   9    
HELIX    8   8 THR A  144  VAL A  155  1                                  12    
HELIX    9   9 ARG A  159  SER A  167  1                                   9    
HELIX   10  10 GLY A  168  PHE A  172  5                                   5    
HELIX   11  11 ILE A  180  ASN A  186  1                                   7    
HELIX   12  12 PHE A  187  THR A  190  5                                   4    
HELIX   13  13 ASN A  198  CYS A  209  1                                  12    
HELIX   14  14 ASN A  231  GLU A  239  1                                   9    
HELIX   15  15 ILE A  244  SER A  253  1                                  10    
HELIX   16  16 THR A  259  SER A  269  1                                  11    
HELIX   17  17 SER A  269  GLY A  285  1                                  17    
SHEET    1  AA 2 LYS A 174  GLN A 176  0                                        
SHEET    2  AA 2 LEU A 218  ASP A 220 -1  O  VAL A 219   N  ASN A 175           
SSBOND   1 CYS A   11    CYS A   91                          1555   1555  2.03  
SSBOND   2 CYS A   44    CYS A   49                          1555   1555  2.03  
SSBOND   3 CYS A   97    CYS A  301                          1555   1555  2.03  
SSBOND   4 CYS A  177    CYS A  209                          1555   1555  2.03  
LINK         O   ASP A  43                CA    CA A 401     1555   1555  2.33  
LINK         OD1 ASP A  43                CA    CA A 401     1555   1555  2.38  
LINK         O   VAL A  46                CA    CA A 401     1555   1555  2.33  
LINK         O   GLY A  48                CA    CA A 401     1555   1555  2.49  
LINK         OD1 ASP A  50                CA    CA A 401     1555   1555  2.33  
LINK         OG  SER A  52                CA    CA A 401     1555   1555  2.47  
LINK         NE2 HIS A 170                FE   HEM A 350     1555   1555  2.13  
LINK         O   THR A 171                CA    CA A 402     1555   1555  2.32  
LINK         OG1 THR A 171                CA    CA A 402     1555   1555  2.50  
LINK         OD2 ASP A 222                CA    CA A 402     1555   1555  2.31  
LINK         O   THR A 225                CA    CA A 402     1555   1555  2.49  
LINK         OG1 THR A 225                CA    CA A 402     1555   1555  2.40  
LINK         O   ILE A 228                CA    CA A 402     1555   1555  2.41  
LINK         OD1 ASP A 230                CA    CA A 402     1555   1555  2.49  
LINK        FE   HEM A 350                 O1  OXY A 500     1555   1555  1.77  
LINK        FE   HEM A 350                 O2  OXY A 500     1555   1555  2.77  
LINK        CA    CA A 401                 O   HOH A2110     1555   1555  2.48  
SITE     1 AC1  3 LYS A  65  ARG A 302  HOH A2397                               
SITE     1 AC2  6 ASP A  43  VAL A  46  GLY A  48  ASP A  50                    
SITE     2 AC2  6 SER A  52  HOH A2110                                          
SITE     1 AC3  5 THR A 171  ASP A 222  THR A 225  ILE A 228                    
SITE     2 AC3  5 ASP A 230                                                     
SITE     1 AC4 25 ARG A  31  ALA A  34  SER A  35  ARG A  38                    
SITE     2 AC4 25 PHE A  41  SER A  73  PRO A 139  ALA A 140                    
SITE     3 AC4 25 PRO A 141  LEU A 166  SER A 167  GLY A 169                    
SITE     4 AC4 25 HIS A 170  PHE A 172  GLY A 173  LYS A 174                    
SITE     5 AC4 25 ASN A 175  GLN A 176  PHE A 179  PHE A 221                    
SITE     6 AC4 25 SER A 246  OXY A 500  HOH A2058  HOH A2395                    
SITE     7 AC4 25 HOH A2396                                                     
SITE     1 AC5  5 ARG A  38  PHE A  41  HIS A  42  HEM A 350                    
SITE     2 AC5  5 HOH A2210                                                     
SITE     1 AC6  5 ASN A 135  LEU A 138  HOH A2211  HOH A2398                    
SITE     2 AC6  5 HOH A2399                                                     
SITE     1 AC7  7 ALA A  71  ASN A  72  GLN A 176  ARG A 178                    
SITE     2 AC7  7 PHE A 179  HOH A2123  HOH A2400                               
SITE     1 AC8  3 LEU A 111  ALA A 112  HOH A2401                               
CRYST1   40.340   67.227  117.552  90.00  90.00  90.00 P 21 21 21    4          
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      0.024789  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014875  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008507        0.00000