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Database: PDB
Entry: 3KVL
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Original site: 3KVL 
HEADER    OXIDOREDUCTASE                          30-NOV-09   3KVL              
TITLE     CRYSTAL STRUCTURE OF HUMAN DIHYDROOROTATE DEHYDROGENASE (DHODH) WITH  
TITLE    2 AMINO-BENZOIC ACID INHIBITOR 715 AT 1.85A RESOLUTION                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DIHYDROOROTATE DEHYDROGENASE, MITOCHONDRIAL;               
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: DHODEHASE, DIHYDROOROTATE OXIDASE;                          
COMPND   5 EC: 1.3.5.2;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: DHODH;                                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PYRD;                             
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET19B                                    
KEYWDS    PROTEIN-ANTIPROLIFERATIVE AGENT COMPLEX, OXIDOREDUCTASE,              
KEYWDS   2 FLAVOPROTEIN, FMN, MEMBRANE, MITOCHONDRION, MITOCHONDRION INNER      
KEYWDS   3 MEMBRANE, POLYMORPHISM, PYRIMIDINE BIOSYNTHESIS, TRANSIT PEPTIDE,    
KEYWDS   4 TRANSMEMBRANE                                                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.MCLEAN,Y.ZHANG                                                      
REVDAT   4   06-SEP-23 3KVL    1       REMARK SEQADV                            
REVDAT   3   01-NOV-17 3KVL    1       REMARK                                   
REVDAT   2   09-MAR-10 3KVL    1       JRNL                                     
REVDAT   1   02-MAR-10 3KVL    0                                                
JRNL        AUTH   L.R.MCLEAN,Y.ZHANG,W.DEGNEN,J.PEPPARD,D.CABEL,C.ZOU,         
JRNL        AUTH 2 J.T.TSAY,A.SUBRAMANIAM,R.J.VAZ,Y.LI                          
JRNL        TITL   DISCOVERY OF NOVEL INHIBITORS FOR DHODH VIA VIRTUAL          
JRNL        TITL 2 SCREENING AND X-RAY CRYSTALLOGRAPHIC STRUCTURES.             
JRNL        REF    BIOORG.MED.CHEM.LETT.         V.  20  1981 2010              
JRNL        REFN                   ISSN 0960-894X                               
JRNL        PMID   20153645                                                     
JRNL        DOI    10.1016/J.BMCL.2010.01.115                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.85 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
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  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 26.74                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 225676.000                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 95.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 48450                          
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 + TEST SET) : 0.173                           
REMARK   3   R VALUE            (WORKING SET) : 0.172                           
REMARK   3   FREE R VALUE                     : 0.191                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2418                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.004                           
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL WITH ALL DATA.                               
REMARK   3   R VALUE     (WORKING + TEST SET, NO CUTOFF) : 0.1770               
REMARK   3   R VALUE            (WORKING SET, NO CUTOFF) : 0.1760               
REMARK   3   FREE R VALUE                    (NO CUTOFF) : 0.194                
REMARK   3   FREE R VALUE TEST SET SIZE   (%, NO CUTOFF) : 5.000                
REMARK   3   FREE R VALUE TEST SET COUNT     (NO CUTOFF) : 2506                 
REMARK   3   ESTIMATED ERROR OF FREE R VALUE (NO CUTOFF) : 0.0040               
REMARK   3   TOTAL NUMBER OF REFLECTIONS     (NO CUTOFF) : 50123                
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) : 1.85                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.97                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 91.40                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 7207                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1920                       
REMARK   3   BIN FREE R VALUE                    : 0.2180                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 4.90                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 375                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.011                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2741                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 89                                      
REMARK   3   SOLVENT ATOMS            : 302                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 20.26                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.13000                                              
REMARK   3    B22 (A**2) : 1.13000                                              
REMARK   3    B33 (A**2) : -2.26000                                             
REMARK   3    B12 (A**2) : 1.12000                                              
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) : 0.17                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.09                            
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) : 0.19                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.09                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.004                           
REMARK   3   BOND ANGLES            (DEGREES) : 0.800                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 19.50                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.710                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.160 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.720 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.080 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.220 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.39                                                 
REMARK   3   BSOL        : 49.88                                                
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  : 715.PAR                                        
REMARK   3  PARAMETER FILE  5  : 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   : 715.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3KVL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-DEC-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000056502.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 22-NOV-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 22-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0000                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 50141                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.850                              
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     (%) : 99.1                               
REMARK 200  DATA REDUNDANCY                : 6.700                              
REMARK 200  R MERGE                    (I) : 0.08500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.0000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.92                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.41000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1D3G                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 64.15                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.43                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.4 M AMMONIUM SULFATE, 15% GLYCEROL,    
REMARK 280  0.1 M NA-ACETATE, PH 5.0, VAPOR DIFFUSION, HANGING DROP,            
REMARK 280  TEMPERATURE 298K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1                         
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   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+1/3                                           
REMARK 290       6555   -X,-X+Y,-Z+2/3                                          
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       82.14533            
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       41.07267            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       41.07267            
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       82.14533            
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: PISA                                                  
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     MET A     7                                                      
REMARK 465     GLY A     8                                                      
REMARK 465     HIS A     9                                                      
REMARK 465     HIS A    10                                                      
REMARK 465     HIS A    11                                                      
REMARK 465     HIS A    12                                                      
REMARK 465     HIS A    13                                                      
REMARK 465     HIS A    14                                                      
REMARK 465     HIS A    15                                                      
REMARK 465     HIS A    16                                                      
REMARK 465     HIS A    17                                                      
REMARK 465     HIS A    18                                                      
REMARK 465     SER A    19                                                      
REMARK 465     SER A    20                                                      
REMARK 465     GLY A    21                                                      
REMARK 465     HIS A    22                                                      
REMARK 465     ILE A    23                                                      
REMARK 465     ASP A    24                                                      
REMARK 465     ASP A    25                                                      
REMARK 465     ASP A    26                                                      
REMARK 465     ASP A    27                                                      
REMARK 465     LYS A    28                                                      
REMARK 465     HIS A    29                                                      
REMARK 465     MET A    30                                                      
REMARK 465     ALA A    31                                                      
REMARK 465     THR A    32                                                      
REMARK 465     GLY A    33                                                      
REMARK 465     ASP A    34                                                      
REMARK 465     GLU A    35                                                      
REMARK 465     ARG A    36                                                      
REMARK 465     ARG A   396                                                      
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  41      -56.73   -130.17                                   
REMARK 500    ASP A  99       79.45   -109.22                                   
REMARK 500    ARG A 133       10.49   -142.86                                   
REMARK 500    LEU A 137       77.23   -119.48                                   
REMARK 500    TYR A 356      -62.39   -140.23                                   
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 SO4 A 397                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN A 398                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DOR A 399                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DET A 400                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 7Z5 A 402                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3KVJ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3KVK   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3KVM   RELATED DB: PDB                                   
DBREF  3KVL A   30   396  UNP    Q02127   PYRD_HUMAN      29    395             
SEQADV 3KVL MET A    7  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL GLY A    8  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A    9  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A   10  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A   11  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A   12  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A   13  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A   14  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A   15  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A   16  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A   17  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A   18  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL SER A   19  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL SER A   20  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL GLY A   21  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A   22  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL ILE A   23  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL ASP A   24  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL ASP A   25  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL ASP A   26  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL ASP A   27  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL LYS A   28  UNP  Q02127              EXPRESSION TAG                 
SEQADV 3KVL HIS A   29  UNP  Q02127              EXPRESSION TAG                 
SEQRES   1 A  390  MET GLY HIS HIS HIS HIS HIS HIS HIS HIS HIS HIS SER          
SEQRES   2 A  390  SER GLY HIS ILE ASP ASP ASP ASP LYS HIS MET ALA THR          
SEQRES   3 A  390  GLY ASP GLU ARG PHE TYR ALA GLU HIS LEU MET PRO THR          
SEQRES   4 A  390  LEU GLN GLY LEU LEU ASP PRO GLU SER ALA HIS ARG LEU          
SEQRES   5 A  390  ALA VAL ARG PHE THR SER LEU GLY LEU LEU PRO ARG ALA          
SEQRES   6 A  390  ARG PHE GLN ASP SER ASP MET LEU GLU VAL ARG VAL LEU          
SEQRES   7 A  390  GLY HIS LYS PHE ARG ASN PRO VAL GLY ILE ALA ALA GLY          
SEQRES   8 A  390  PHE ASP LYS HIS GLY GLU ALA VAL ASP GLY LEU TYR LYS          
SEQRES   9 A  390  MET GLY PHE GLY PHE VAL GLU ILE GLY SER VAL THR PRO          
SEQRES  10 A  390  LYS PRO GLN GLU GLY ASN PRO ARG PRO ARG VAL PHE ARG          
SEQRES  11 A  390  LEU PRO GLU ASP GLN ALA VAL ILE ASN ARG TYR GLY PHE          
SEQRES  12 A  390  ASN SER HIS GLY LEU SER VAL VAL GLU HIS ARG LEU ARG          
SEQRES  13 A  390  ALA ARG GLN GLN LYS GLN ALA LYS LEU THR GLU ASP GLY          
SEQRES  14 A  390  LEU PRO LEU GLY VAL ASN LEU GLY LYS ASN LYS THR SER          
SEQRES  15 A  390  VAL ASP ALA ALA GLU ASP TYR ALA GLU GLY VAL ARG VAL          
SEQRES  16 A  390  LEU GLY PRO LEU ALA ASP TYR LEU VAL VAL ASN VAL SER          
SEQRES  17 A  390  SER PRO ASN THR ALA GLY LEU ARG SER LEU GLN GLY LYS          
SEQRES  18 A  390  ALA GLU LEU ARG ARG LEU LEU THR LYS VAL LEU GLN GLU          
SEQRES  19 A  390  ARG ASP GLY LEU ARG ARG VAL HIS ARG PRO ALA VAL LEU          
SEQRES  20 A  390  VAL LYS ILE ALA PRO ASP LEU THR SER GLN ASP LYS GLU          
SEQRES  21 A  390  ASP ILE ALA SER VAL VAL LYS GLU LEU GLY ILE ASP GLY          
SEQRES  22 A  390  LEU ILE VAL THR ASN THR THR VAL SER ARG PRO ALA GLY          
SEQRES  23 A  390  LEU GLN GLY ALA LEU ARG SER GLU THR GLY GLY LEU SER          
SEQRES  24 A  390  GLY LYS PRO LEU ARG ASP LEU SER THR GLN THR ILE ARG          
SEQRES  25 A  390  GLU MET TYR ALA LEU THR GLN GLY ARG VAL PRO ILE ILE          
SEQRES  26 A  390  GLY VAL GLY GLY VAL SER SER GLY GLN ASP ALA LEU GLU          
SEQRES  27 A  390  LYS ILE ARG ALA GLY ALA SER LEU VAL GLN LEU TYR THR          
SEQRES  28 A  390  ALA LEU THR PHE TRP GLY PRO PRO VAL VAL GLY LYS VAL          
SEQRES  29 A  390  LYS ARG GLU LEU GLU ALA LEU LEU LYS GLU GLN GLY PHE          
SEQRES  30 A  390  GLY GLY VAL THR ASP ALA ILE GLY ALA ASP HIS ARG ARG          
HET    SO4  A 397       5                                                       
HET    FMN  A 398      31                                                       
HET    DOR  A 399      11                                                       
HET    DET  A 400      15                                                       
HET    ACT  A 401       4                                                       
HET    7Z5  A 402      23                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     FMN FLAVIN MONONUCLEOTIDE                                            
HETNAM     DOR (4S)-2,6-DIOXOHEXAHYDROPYRIMIDINE-4-CARBOXYLIC ACID              
HETNAM     DET UNDECYLAMINE-N,N-DIMETHYL-N-OXIDE                                
HETNAM     ACT ACETATE ION                                                      
HETNAM     7Z5 5-[METHYL(PYRIDIN-3-YLMETHYL)AMINO]-2-(PROPANOYLAMINO)           
HETNAM   2 7Z5  BENZOIC ACID                                                    
HETSYN     FMN RIBOFLAVIN MONOPHOSPHATE                                         
HETSYN     DOR DIHYDROOROTIC ACID                                               
FORMUL   2  SO4    O4 S 2-                                                      
FORMUL   3  FMN    C17 H21 N4 O9 P                                              
FORMUL   4  DOR    C5 H6 N2 O4                                                  
FORMUL   5  DET    C13 H29 N O                                                  
FORMUL   6  ACT    C2 H3 O2 1-                                                  
FORMUL   7  7Z5    C17 H19 N3 O3                                                
FORMUL   8  HOH   *302(H2 O)                                                    
HELIX    1   1 HIS A   41  GLY A   48  1                                   8    
HELIX    2   2 ASP A   51  LEU A   65  1                                  15    
HELIX    3   3 SER A   76  GLU A   80  5                                   5    
HELIX    4   4 ALA A  104  MET A  111  1                                   8    
HELIX    5   5 PRO A  138  ASP A  140  5                                   3    
HELIX    6   6 GLY A  153  ALA A  163  1                                  11    
HELIX    7   7 ARG A  164  ASP A  174  1                                  11    
HELIX    8   8 ASP A  190  GLY A  203  1                                  14    
HELIX    9   9 PRO A  204  ALA A  206  5                                   3    
HELIX   10  10 GLY A  220  GLN A  225  5                                   6    
HELIX   11  11 GLY A  226  GLY A  243  1                                  18    
HELIX   12  12 ARG A  245  ARG A  249  5                                   5    
HELIX   13  13 THR A  261  GLY A  276  1                                  16    
HELIX   14  14 LEU A  309  THR A  324  1                                  16    
HELIX   15  15 SER A  338  GLY A  349  1                                  12    
HELIX   16  16 TYR A  356  GLY A  363  1                                   8    
HELIX   17  17 PRO A  364  GLN A  381  1                                  18    
HELIX   18  18 GLY A  385  ILE A  390  1                                   6    
HELIX   19  19 GLY A  391  ARG A  395  5                                   5    
SHEET    1   A 2 VAL A  81  VAL A  83  0                                        
SHEET    2   A 2 HIS A  86  PHE A  88 -1  O  PHE A  88   N  VAL A  81           
SHEET    1   B 9 VAL A  92  ILE A  94  0                                        
SHEET    2   B 9 PHE A 115  VAL A 121  1  O  PHE A 115   N  ILE A  94           
SHEET    3   B 9 LEU A 178  LEU A 182  1  O  GLY A 179   N  VAL A 116           
SHEET    4   B 9 TYR A 208  ASN A 212  1  O  VAL A 210   N  LEU A 182           
SHEET    5   B 9 ALA A 251  ILE A 256  1  O  ALA A 251   N  LEU A 209           
SHEET    6   B 9 GLY A 279  VAL A 282  1  O  ILE A 281   N  VAL A 254           
SHEET    7   B 9 ILE A 330  VAL A 333  1  O  ILE A 331   N  LEU A 280           
SHEET    8   B 9 LEU A 352  LEU A 355  1  O  LEU A 352   N  GLY A 332           
SHEET    9   B 9 VAL A  92  ILE A  94  1  N  GLY A  93   O  VAL A 353           
SHEET    1   C 3 VAL A 134  LEU A 137  0                                        
SHEET    2   C 3 ALA A 142  ASN A 145 -1  O  ALA A 142   N  LEU A 137           
SHEET    3   C 3 GLY A 303  GLY A 306 -1  O  SER A 305   N  VAL A 143           
CISPEP   1 GLY A  119    SER A  120          0         4.73                     
CISPEP   2 ARG A  131    PRO A  132          0        -1.97                     
CISPEP   3 VAL A  282    THR A  283          0        10.38                     
SITE     1 AC1  5 ARG A 245  VAL A 247  HIS A 248  HOH A 606                    
SITE     2 AC1  5 HOH A 695                                                     
SITE     1 AC2 26 ALA A  95  ALA A  96  GLY A  97  LYS A 100                    
SITE     2 AC2 26 GLY A 119  SER A 120  ASN A 145  TYR A 147                    
SITE     3 AC2 26 ASN A 181  ASN A 212  LYS A 255  THR A 283                    
SITE     4 AC2 26 ASN A 284  THR A 285  SER A 305  GLY A 306                    
SITE     5 AC2 26 LEU A 309  VAL A 333  GLY A 334  GLY A 335                    
SITE     6 AC2 26 LEU A 355  TYR A 356  THR A 357  DOR A 399                    
SITE     7 AC2 26 HOH A 405  HOH A 409                                          
SITE     1 AC3 11 LYS A 100  ASN A 145  TYR A 147  GLY A 148                    
SITE     2 AC3 11 PHE A 149  ASN A 212  SER A 215  ASN A 217                    
SITE     3 AC3 11 ASN A 284  THR A 285  FMN A 398                               
SITE     1 AC4  9 GLU A  53  HIS A  56  ARG A  57  HIS A 101                    
SITE     2 AC4  9 GLN A 126  TYR A 147  ASN A 150  SER A 151                    
SITE     3 AC4  9 HOH A 568                                                     
SITE     1 AC5  7 LYS A 307  PRO A 308  ASP A 311  THR A 314                    
SITE     2 AC5  7 GLN A 315  ARG A 318  HOH A 429                               
SITE     1 AC6 12 MET A  43  LEU A  46  GLN A  47  ALA A  55                    
SITE     2 AC6 12 HIS A  56  ALA A  59  THR A  63  LEU A  68                    
SITE     3 AC6 12 ARG A 136  TYR A 356  THR A 360  HOH A 688                    
CRYST1   90.695   90.695  123.218  90.00  90.00 120.00 P 32 2 1      6          
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      0.011026  0.006366  0.000000        0.00000                         
SCALE2      0.000000  0.012732  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008116        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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