HEADER    OXIDOREDUCTASE                          05-JUL-00   1F8W              
TITLE     CRYSTAL STRUCTURE OF NADH PEROXIDASE MUTANT: R303M                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: NADH PEROXIDASE;                                           
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 1.11.1.1;                                                        
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ENTEROCOCCUS FAECALIS;                          
SOURCE   3 ORGANISM_TAXID: 1351;                                                
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   7 EXPRESSION_SYSTEM_PLASMID: PR303M                                    
KEYWDS    INTERFACE, FAD, NAD-BINDING DOMAINS, OXIDOREDUCTASE                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.I.YEH,A.CLAIBORNE,W.G.J.HOL                                         
REVDAT   9   03-NOV-21 1F8W    1       REMARK SEQADV LINK                       
REVDAT   8   31-JAN-18 1F8W    1       JRNL                                     
REVDAT   7   24-JAN-18 1F8W    1       JRNL                                     
REVDAT   6   13-JUL-11 1F8W    1       VERSN                                    
REVDAT   5   24-FEB-09 1F8W    1       VERSN                                    
REVDAT   4   12-AUG-03 1F8W    1       DBREF                                    
REVDAT   3   01-APR-03 1F8W    1       JRNL                                     
REVDAT   2   08-MAY-02 1F8W    3       REMARK ATOM   HELIX  SEQRES              
REVDAT   2 2                   3       HET    HETNAM FORMUL MODRES              
REVDAT   1   05-FEB-01 1F8W    0                                                
JRNL        AUTH   E.J.CRANE III,J.I.YEH,J.LUBA,A.CLAIBORNE                     
JRNL        TITL   ANALYSIS OF THE KINETIC AND REDOX PROPERTIES OF THE NADH     
JRNL        TITL 2 PEROXIDASE R303M MUTANT: CORRELATION WITH THE CRYSTAL        
JRNL        TITL 3 STRUCTURE.                                                   
JRNL        REF    BIOCHEMISTRY                  V.  39 10353 2000              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   10956025                                                     
JRNL        DOI    10.1021/BI000553M                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   J.I.YEH,A.CLAIBORNE,W.G.HOL                                  
REMARK   1  TITL   STRUCTURE OF THE NATIVE CYSTEINE-SULFENIC ACID REDOX CENTER  
REMARK   1  TITL 2 OF ENTEROCOCCAL NADH PEROXIDASE REFINED AT 2.8 A RESOLUTION  
REMARK   1  REF    BIOCHEMISTRY                  V.  35  9951 1996              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1  DOI    10.1021/BI961037S                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.45 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.45                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 86.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 36614                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : X-PLOR FREER                    
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.196                           
REMARK   3   FREE R VALUE                     : 0.234                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1821                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3488                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 53                                      
REMARK   3   SOLVENT ATOMS            : 131                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 10.20                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.26                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.016                           
REMARK   3   BOND ANGLES            (DEGREES) : 3.000                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1F8W COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-JUL-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000011387.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 08-AUG-96                          
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : 7.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SSRL                               
REMARK 200  BEAMLINE                       : BL7-1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.08                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
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   : 36615                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.450                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 99.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 85.8                               
REMARK 200  DATA REDUNDANCY                : 5.400                              
REMARK 200  R MERGE                    (I) : 0.05500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.5000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.45                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 71.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.36300                            
REMARK 200  R SYM FOR SHELL            (I) : 0.39000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.600                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): NULL                                      
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2% PEG 400, 2.0 M (NH4)2SO4, 100 MM NA   
REMARK 280  HEPES, PH 7.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 296K      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       3555   -Y,X+1/2,Z+1/4                                          
REMARK 290       4555   Y+1/2,-X,Z+3/4                                          
REMARK 290       5555   -X+1/2,Y,-Z+3/4                                         
REMARK 290       6555   X,-Y+1/2,-Z+1/4                                         
REMARK 290       7555   Y+1/2,X+1/2,-Z+1/2                                      
REMARK 290       8555   -Y,-X,-Z                                                
REMARK 290       9555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290      10555   -X,-Y,Z                                                 
REMARK 290      11555   -Y+1/2,X,Z+3/4                                          
REMARK 290      12555   Y,-X+1/2,Z+1/4                                          
REMARK 290      13555   -X,Y+1/2,-Z+1/4                                         
REMARK 290      14555   X+1/2,-Y,-Z+3/4                                         
REMARK 290      15555   Y,X,-Z                                                  
REMARK 290      16555   -Y+1/2,-X+1/2,-Z+1/2                                    
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       77.59000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000       77.59000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       94.70500            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       77.59000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       47.35250            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       77.59000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      142.05750            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       77.59000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      142.05750            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       77.59000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       47.35250            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000       77.59000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000       77.59000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       94.70500            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9  1.000000  0.000000  0.000000       77.59000            
REMARK 290   SMTRY2   9  0.000000  1.000000  0.000000       77.59000            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       94.70500            
REMARK 290   SMTRY1  10 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  10  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1  11  0.000000 -1.000000  0.000000       77.59000            
REMARK 290   SMTRY2  11  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000  1.000000      142.05750            
REMARK 290   SMTRY1  12  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  12 -1.000000  0.000000  0.000000       77.59000            
REMARK 290   SMTRY3  12  0.000000  0.000000  1.000000       47.35250            
REMARK 290   SMTRY1  13 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       77.59000            
REMARK 290   SMTRY3  13  0.000000  0.000000 -1.000000       47.35250            
REMARK 290   SMTRY1  14  1.000000  0.000000  0.000000       77.59000            
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  14  0.000000  0.000000 -1.000000      142.05750            
REMARK 290   SMTRY1  15  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  15  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  15  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  16  0.000000 -1.000000  0.000000       77.59000            
REMARK 290   SMTRY2  16 -1.000000  0.000000  0.000000       77.59000            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       94.70500            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: FUNCTIONAL MOLECULE IS A HOMOTETRAMER                        
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 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  0.000000 -1.000000  0.000000      155.18000            
REMARK 350   BIOMT2   2 -1.000000  0.000000  0.000000      155.18000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      189.41000            
REMARK 350   BIOMT1   3 -1.000000  0.000000  0.000000      155.18000            
REMARK 350   BIOMT2   3  0.000000 -1.000000  0.000000      155.18000            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   4  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT2   4  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT3   4  0.000000  0.000000 -1.000000      189.41000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 8960 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 32580 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -54.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      189.41000            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    PHE A   424     N3   FAD A   448    15556     2.11            
REMARK 500   NE2  GLN A   425     O    HOH A   506    15556     2.16            
REMARK 500   O    HOH A   523     O    HOH A   550    15556     2.17            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    HIS A  10   NE2   HIS A  10   CD2    -0.069                       
REMARK 500    HIS A  23   NE2   HIS A  23   CD2    -0.071                       
REMARK 500    HIS A  87   NE2   HIS A  87   CD2    -0.070                       
REMARK 500    HIS A 258   NE2   HIS A 258   CD2    -0.066                       
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    TRP A  30   CD1 -  CG  -  CD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    TRP A  30   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    ARG A 132   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500    ARG A 132   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.4 DEGREES          
REMARK 500    ARG A 134   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    TRP A 136   CD1 -  CG  -  CD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    TRP A 136   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.1 DEGREES          
REMARK 500    ARG A 183   NE  -  CZ  -  NH1 ANGL. DEV. =   4.2 DEGREES          
REMARK 500    ARG A 183   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.4 DEGREES          
REMARK 500    TRP A 250   CD1 -  CG  -  CD2 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    TRP A 250   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.8 DEGREES          
REMARK 500    TRP A 374   CD1 -  CG  -  CD2 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    TRP A 374   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.0 DEGREES          
REMARK 500    TRP A 432   CD1 -  CG  -  CD2 ANGL. DEV. =   7.2 DEGREES          
REMARK 500    TRP A 432   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.3 DEGREES          
REMARK 500    ARG A 447   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 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    HIS A  23       55.93   -143.08                                   
REMARK 500    ASN A 127       35.04     77.88                                   
REMARK 500    THR A 292     -160.97   -128.64                                   
REMARK 500    PRO A 316       79.64    -66.98                                   
REMARK 500    PHE A 332     -124.60     53.22                                   
REMARK 500    ASN A 433     -179.90    -65.42                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD A 448                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1JOA   RELATED DB: PDB                                   
REMARK 900 ACTIVE, NATIVE FORM WITH CYSTEINE-SULFENIC ACID                      
REMARK 900 RELATED ID: 1NHP   RELATED DB: PDB                                   
REMARK 900 NADH PEROXIDASE (NPX) (E.C. 1.11.1.1) MUTANT WITH CYS 42 REPLACED    
REMARK 900 BY ALA (C42A)                                                        
REMARK 900 RELATED ID: 1NHQ   RELATED DB: PDB                                   
REMARK 900 NADH PEROXIDASE (NPX) (E.C. 1.11.1.1) MUTANT WITH CYS 42 REPLACED    
REMARK 900 BY SER (C42S)                                                        
REMARK 900 RELATED ID: 1NHR   RELATED DB: PDB                                   
REMARK 900 NADH PEROXIDASE (NPX) (E.C. 1.11.1.1) MUTANT WITH LEU 40 REPLACED    
REMARK 900 BY CYS (L40C)                                                        
REMARK 900 RELATED ID: 1NHS   RELATED DB: PDB                                   
REMARK 900 NADH PEROXIDASE (NPX) (E.C. 1.11.1.1) MUTANT WITH SER 41 REPLACED    
REMARK 900 BY CYS (S41C)                                                        
REMARK 900 RELATED ID: 1NPX   RELATED DB: PDB                                   
REMARK 900 NADH PEROXIDASE (E.C. 1.11.1.1) NON-ACTIVE FORM WITH CYS 42          
REMARK 900 OXIDIZED TO A SULFONIC ACID                                          
DBREF  1F8W A    1   447  UNP    P37062   NAPE_ENTFA       1    447             
SEQADV 1F8W MET A  303  UNP  P37062    ARG   303 ENGINEERED MUTATION            
SEQRES   1 A  447  MET LYS VAL ILE VAL LEU GLY SER SER HIS GLY GLY TYR          
SEQRES   2 A  447  GLU ALA VAL GLU GLU LEU LEU ASN LEU HIS PRO ASP ALA          
SEQRES   3 A  447  GLU ILE GLN TRP TYR GLU LYS GLY ASP PHE ILE SER PHE          
SEQRES   4 A  447  LEU SER CSX GLY MET GLN LEU TYR LEU GLU GLY LYS VAL          
SEQRES   5 A  447  LYS ASP VAL ASN SER VAL ARG TYR MET THR GLY GLU LYS          
SEQRES   6 A  447  MET GLU SER ARG GLY VAL ASN VAL PHE SER ASN THR GLU          
SEQRES   7 A  447  ILE THR ALA ILE GLN PRO LYS GLU HIS GLN VAL THR VAL          
SEQRES   8 A  447  LYS ASP LEU VAL SER GLY GLU GLU ARG VAL GLU ASN TYR          
SEQRES   9 A  447  ASP LYS LEU ILE ILE SER PRO GLY ALA VAL PRO PHE GLU          
SEQRES  10 A  447  LEU ASP ILE PRO GLY LYS ASP LEU ASP ASN ILE TYR LEU          
SEQRES  11 A  447  MET ARG GLY ARG GLN TRP ALA ILE LYS LEU LYS GLN LYS          
SEQRES  12 A  447  THR VAL ASP PRO GLU VAL ASN ASN VAL VAL VAL ILE GLY          
SEQRES  13 A  447  SER GLY TYR ILE GLY ILE GLU ALA ALA GLU ALA PHE ALA          
SEQRES  14 A  447  LYS ALA GLY LYS LYS VAL THR VAL ILE ASP ILE LEU ASP          
SEQRES  15 A  447  ARG PRO LEU GLY VAL TYR LEU ASP LYS GLU PHE THR ASP          
SEQRES  16 A  447  VAL LEU THR GLU GLU MET GLU ALA ASN ASN ILE THR ILE          
SEQRES  17 A  447  ALA THR GLY GLU THR VAL GLU ARG TYR GLU GLY ASP GLY          
SEQRES  18 A  447  ARG VAL GLN LYS VAL VAL THR ASP LYS ASN ALA TYR ASP          
SEQRES  19 A  447  ALA ASP LEU VAL VAL VAL ALA VAL GLY VAL ARG PRO ASN          
SEQRES  20 A  447  THR ALA TRP LEU LYS GLY THR LEU GLU LEU HIS PRO ASN          
SEQRES  21 A  447  GLY LEU ILE LYS THR ASP GLU TYR MET ARG THR SER GLU          
SEQRES  22 A  447  PRO ASP VAL PHE ALA VAL GLY ASP ALA THR LEU ILE LYS          
SEQRES  23 A  447  TYR ASN PRO ALA ASP THR GLU VAL ASN ILE ALA LEU ALA          
SEQRES  24 A  447  THR ASN ALA MET LYS GLN GLY ARG PHE ALA VAL LYS ASN          
SEQRES  25 A  447  LEU GLU GLU PRO VAL LYS PRO PHE PRO GLY VAL GLN GLY          
SEQRES  26 A  447  SER SER GLY LEU ALA VAL PHE ASP TYR LYS PHE ALA SER          
SEQRES  27 A  447  THR GLY ILE ASN GLU VAL MET ALA GLN LYS LEU GLY LYS          
SEQRES  28 A  447  GLU THR LYS ALA VAL THR VAL VAL GLU ASP TYR LEU MET          
SEQRES  29 A  447  ASP PHE ASN PRO ASP LYS GLN LYS ALA TRP PHE LYS LEU          
SEQRES  30 A  447  VAL TYR ASP PRO GLU THR THR GLN ILE LEU GLY ALA GLN          
SEQRES  31 A  447  LEU MET SER LYS ALA ASP LEU THR ALA ASN ILE ASN ALA          
SEQRES  32 A  447  ILE SER LEU ALA ILE GLN ALA LYS MET THR ILE GLU ASP          
SEQRES  33 A  447  LEU ALA TYR ALA ASP PHE PHE PHE GLN PRO ALA PHE ASP          
SEQRES  34 A  447  LYS PRO TRP ASN ILE ILE ASN THR ALA ALA LEU GLU ALA          
SEQRES  35 A  447  VAL LYS GLN GLU ARG                                          
MODRES 1F8W CSX A   42  CYS  S-OXY CYSTEINE                                     
HET    CSX  A  42       7                                                       
HET    FAD  A 448      53                                                       
HETNAM     CSX S-OXY CYSTEINE                                                   
HETNAM     FAD FLAVIN-ADENINE DINUCLEOTIDE                                      
FORMUL   1  CSX    C3 H7 N O3 S                                                 
FORMUL   2  FAD    C27 H33 N9 O15 P2                                            
FORMUL   3  HOH   *131(H2 O)                                                    
HELIX    1   1 SER A    9  HIS A   23  1                                  15    
HELIX    2   2 LEU A   40  CSX A   42  5                                   3    
HELIX    3   3 GLY A   43  GLU A   49  1                                   7    
HELIX    4   4 ASP A   54  VAL A   58  5                                   5    
HELIX    5   5 THR A   62  SER A   68  1                                   7    
HELIX    6   6 ARG A  132  VAL A  145  1                                  14    
HELIX    7   7 GLY A  158  ALA A  171  1                                  14    
HELIX    8   8 ASP A  190  ALA A  203  1                                  14    
HELIX    9   9 THR A  248  LEU A  251  5                                   4    
HELIX   10  10 ASN A  288  ASP A  291  5                                   4    
HELIX   11  11 LEU A  298  ASN A  312  1                                  15    
HELIX   12  12 ASN A  342  GLY A  350  1                                   9    
HELIX   13  13 ALA A  399  ALA A  410  1                                  12    
HELIX   14  14 THR A  413  TYR A  419  1                                   7    
HELIX   15  15 ASN A  433  GLU A  446  1                                  14    
SHEET    1   A 5 VAL A  71  PHE A  74  0                                        
SHEET    2   A 5 GLU A  27  TYR A  31  1  O  ILE A  28   N  ASN A  72           
SHEET    3   A 5 LYS A   2  LEU A   6  1  N  VAL A   3   O  GLU A  27           
SHEET    4   A 5 LYS A 106  ILE A 109  1  O  LYS A 106   N  ILE A   4           
SHEET    5   A 5 VAL A 276  ALA A 278  1  O  PHE A 277   N  ILE A 109           
SHEET    1   B 3 THR A  77  GLN A  83  0                                        
SHEET    2   B 3 GLN A  88  ASP A  93 -1  O  GLN A  88   N  GLN A  83           
SHEET    3   B 3 GLU A  99  ASN A 103 -1  O  ARG A 100   N  VAL A  91           
SHEET    1   C 2 ALA A 113  PRO A 115  0                                        
SHEET    2   C 2 VAL A 244  PRO A 246 -1  O  ARG A 245   N  VAL A 114           
SHEET    1   D 5 ILE A 128  TYR A 129  0                                        
SHEET    2   D 5 LEU A 237  VAL A 240  1  O  VAL A 238   N  TYR A 129           
SHEET    3   D 5 ASN A 151  ILE A 155  1  O  ASN A 151   N  LEU A 237           
SHEET    4   D 5 LYS A 174  ILE A 178  1  O  LYS A 174   N  VAL A 152           
SHEET    5   D 5 ILE A 206  ALA A 209  1  O  THR A 207   N  VAL A 177           
SHEET    1   E 3 VAL A 214  GLU A 218  0                                        
SHEET    2   E 3 LYS A 225  THR A 228 -1  O  LYS A 225   N  GLU A 218           
SHEET    3   E 3 ALA A 232  ASP A 234 -1  N  TYR A 233   O  VAL A 226           
SHEET    1   F 2 ILE A 285  TYR A 287  0                                        
SHEET    2   F 2 THR A 292  VAL A 294 -1  O  THR A 292   N  TYR A 287           
SHEET    1   G 5 SER A 327  VAL A 331  0                                        
SHEET    2   G 5 TYR A 334  GLY A 340 -1  O  TYR A 334   N  VAL A 331           
SHEET    3   G 5 ILE A 386  SER A 393 -1  N  ALA A 389   O  THR A 339           
SHEET    4   G 5 LYS A 372  TYR A 379 -1  N  TRP A 374   O  MET A 392           
SHEET    5   G 5 LYS A 354  ASP A 361 -1  O  LYS A 354   N  TYR A 379           
LINK         C   SER A  41                 N   CSX A  42     1555   1555  1.35  
LINK         C   CSX A  42                 N   GLY A  43     1555   1555  1.34  
SITE     1 AC1 32 LEU A   6  GLY A   7  SER A   9  HIS A  10                    
SITE     2 AC1 32 GLY A  11  GLU A  32  LYS A  33  SER A  41                    
SITE     3 AC1 32 CSX A  42  THR A  77  GLU A  78  ILE A  79                    
SITE     4 AC1 32 SER A 110  PRO A 111  GLY A 112  ALA A 113                    
SITE     5 AC1 32 MET A 131  ARG A 132  TYR A 159  ASN A 247                    
SITE     6 AC1 32 GLY A 280  ASP A 281  ALA A 297  LEU A 298                    
SITE     7 AC1 32 ALA A 299  THR A 300  PHE A 424  GLN A 425                    
SITE     8 AC1 32 HOH A 451  HOH A 492  HOH A 506  HOH A 567                    
CRYST1  155.180  155.180  189.410  90.00  90.00  90.00 I 41 2 2     16          
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      0.006444  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.006444  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005280        0.00000