HEADER    OXIDOREDUCTASE                          28-JAN-02   1KW0              
TITLE     CATALYTIC DOMAIN OF HUMAN PHENYLALANINE HYDROXYLASE (FE(II)) IN       
TITLE    2 COMPLEX WITH TETRAHYDROBIOPTERIN AND THIENYLALANINE                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PHENYLALANINE-4-HYDROXYLASE;                               
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: CATALYTIC DOMAIN (RESIDUES 103-427);                       
COMPND   5 SYNONYM: PAH, PHE-4-MONOOXYGENASE;                                   
COMPND   6 EC: 1.14.16.1;                                                       
COMPND   7 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: PAH;                                                           
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PMAL                                      
KEYWDS    BASKET-ARRANGEMENT 13 ALPHA-HELICES AND 6 BETA-STRANDS, FERROUS IRON, 
KEYWDS   2 OXIDOREDUCTASE                                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    O.A.ANDERSEN,T.FLATMARK,E.HOUGH                                       
REVDAT   4   16-AUG-23 1KW0    1       REMARK LINK                              
REVDAT   3   11-OCT-17 1KW0    1       REMARK                                   
REVDAT   2   24-FEB-09 1KW0    1       VERSN                                    
REVDAT   1   28-JAN-03 1KW0    0                                                
JRNL        AUTH   O.A.ANDERSEN,T.FLATMARK,E.HOUGH                              
JRNL        TITL   CRYSTAL STRUCTURE OF THE TERNARY COMPLEX OF THE CATALYTIC    
JRNL        TITL 2 DOMAIN OF HUMAN PHENYLALANINE HYDROXYLASE WITH               
JRNL        TITL 3 TETRAHYDROBIOPTERIN AND 3-(2-THIENYL)-L-ALANINE, AND ITS     
JRNL        TITL 4 IMPLICATIONS FOR THE MECHANISM OF CATALYSIS AND SUBSTRATE    
JRNL        TITL 5 ACTIVATION                                                   
JRNL        REF    J.MOL.BIOL.                   V. 320  1095 2002              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   12126628                                                     
JRNL        DOI    10.1016/S0022-2836(02)00560-0                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 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  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 14178                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.220                           
REMARK   3   FREE R VALUE                     : 0.267                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1436                            
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) : 2.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.53                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2730                       
REMARK   3   BIN FREE R VALUE                    : 0.3410                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 43                           
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            : 2517                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 29                                      
REMARK   3   SOLVENT ATOMS            : 39                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 41.30                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 34.30                          
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) : 0.35                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.29                            
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) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.120                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.90                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.870                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : ISOTROPIC                                 
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : 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 1KW0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-FEB-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000015391.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 08-APR-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : BM1A                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.8000                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MAR SCANNER 345 MM PLATE           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MAR                                
REMARK 200  DATA SCALING SOFTWARE          : SCALA, CCP4 (SCALA)                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 14178                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 10.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.4                               
REMARK 200  DATA REDUNDANCY                : 4.200                              
REMARK 200  R MERGE                    (I) : 0.09200                            
REMARK 200  R SYM                      (I) : 0.09200                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.1000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.64                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 95.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.10                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.37700                            
REMARK 200  R SYM FOR SHELL            (I) : 0.37700                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: ADOPTING ENTRY 1PAH PHASES   
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: PDB ENTRY 1PAH                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.89                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.85                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 2000, 10% ETHYLENE GLYCOL        
REMARK 280  0.12M NA-HEPES PH 6.8, 30MM NA-DITHIONITE, 10MM BH4, VAPOR          
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 277K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   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        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       61.72000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       61.72000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       32.58600            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       53.37050            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       32.58600            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       53.37050            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       61.72000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       32.58600            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       53.37050            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       61.72000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       32.58600            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       53.37050            
REMARK 290   SMTRY3   8  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 300 REMARK: DIMER IS GENERATED BY:                                       
REMARK 300 -X, Y, -Z+1/2                                                        
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: DIMERIC                           
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 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       61.72000            
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     GLY A   103                                                      
REMARK 465     ALA A   104                                                      
REMARK 465     THR A   105                                                      
REMARK 465     VAL A   106                                                      
REMARK 465     HIS A   107                                                      
REMARK 465     GLU A   108                                                      
REMARK 465     LEU A   109                                                      
REMARK 465     SER A   110                                                      
REMARK 465     ARG A   111                                                      
REMARK 465     ASP A   112                                                      
REMARK 465     LYS A   113                                                      
REMARK 465     LYS A   114                                                      
REMARK 465     LYS A   115                                                      
REMARK 465     ASP A   116                                                      
REMARK 465     THR A   117                                                      
REMARK 465     ASP A   425                                                      
REMARK 465     ASN A   426                                                      
REMARK 465     THR A   427                                                      
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    GLN A 134       50.14   -107.40                                   
REMARK 500    ILE A 135      153.10    -47.44                                   
REMARK 500    GLU A 141      -70.37    -56.30                                   
REMARK 500    LEU A 142       18.08    -68.88                                   
REMARK 500    HIS A 170      140.55    -34.87                                   
REMARK 500    GLN A 172      158.74    -49.69                                   
REMARK 500    ASN A 223       99.56   -164.78                                   
REMARK 500    ASP A 282     -176.60    -66.64                                   
REMARK 500    THR A 328      -77.96   -130.29                                   
REMARK 500    ARG A 408      141.10    179.92                                   
REMARK 500    PRO A 409       33.75    -65.11                                   
REMARK 500    PHE A 410      177.63    175.59                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             FE2 A 428  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 285   NE2                                                    
REMARK 620 2 HIS A 290   NE2 105.6                                              
REMARK 620 3 GLU A 330   OE2 141.5  84.2                                        
REMARK 620 4 GLU A 330   OE1  90.5 106.6  51.2                                  
REMARK 620 5 HOH A 438   O    89.8 142.1 105.2 107.7                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE2 A 428                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B A 429                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TIH A 430                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1J8U   RELATED DB: PDB                                   
REMARK 900 CATALYTIC DOMAIN OF HUMAN PHENYLALANINE HYDROXYLASE (FE(II)) IN      
REMARK 900 COMPLEX WITH TETRAHYDROBIOPTERIN                                     
REMARK 900 RELATED ID: 1J8T   RELATED DB: PDB                                   
REMARK 900 CATALYTIC DOMAIN OF HUMAN PHENYLALANINE HYDROXYLASE (FE(II))         
REMARK 900 RELATED ID: 1DMW   RELATED DB: PDB                                   
REMARK 900 CATALYTIC DOMAIN OF HUMAN PHENYLALANINE HYDROXYLASE (FE(III)) IN     
REMARK 900 COMPLEX WITH DIHYDROBIOPTERIN                                        
REMARK 900 RELATED ID: 1PAH   RELATED DB: PDB                                   
REMARK 900 CATALYTIC DOMAIN OF HUMAN PHENYLALANINE HYDROXYLASE (FE(III))        
REMARK 900 RELATED ID: 2PAH   RELATED DB: PDB                                   
REMARK 900 CATALYTIC AND TETRAMERIZATION DOMAINS OF HUMAN PHENYLALANINE         
REMARK 900 HYDROXYLASE (FE(III))                                                
DBREF  1KW0 A  103   427  UNP    P00439   PH4H_HUMAN     103    427             
SEQRES   1 A  325  GLY ALA THR VAL HIS GLU LEU SER ARG ASP LYS LYS LYS          
SEQRES   2 A  325  ASP THR VAL PRO TRP PHE PRO ARG THR ILE GLN GLU LEU          
SEQRES   3 A  325  ASP ARG PHE ALA ASN GLN ILE LEU SER TYR GLY ALA GLU          
SEQRES   4 A  325  LEU ASP ALA ASP HIS PRO GLY PHE LYS ASP PRO VAL TYR          
SEQRES   5 A  325  ARG ALA ARG ARG LYS GLN PHE ALA ASP ILE ALA TYR ASN          
SEQRES   6 A  325  TYR ARG HIS GLY GLN PRO ILE PRO ARG VAL GLU TYR MET          
SEQRES   7 A  325  GLU GLU GLU LYS LYS THR TRP GLY THR VAL PHE LYS THR          
SEQRES   8 A  325  LEU LYS SER LEU TYR LYS THR HIS ALA CYS TYR GLU TYR          
SEQRES   9 A  325  ASN HIS ILE PHE PRO LEU LEU GLU LYS TYR CYS GLY PHE          
SEQRES  10 A  325  HIS GLU ASP ASN ILE PRO GLN LEU GLU ASP VAL SER GLN          
SEQRES  11 A  325  PHE LEU GLN THR CYS THR GLY PHE ARG LEU ARG PRO VAL          
SEQRES  12 A  325  ALA GLY LEU LEU SER SER ARG ASP PHE LEU GLY GLY LEU          
SEQRES  13 A  325  ALA PHE ARG VAL PHE HIS CYS THR GLN TYR ILE ARG HIS          
SEQRES  14 A  325  GLY SER LYS PRO MET TYR THR PRO GLU PRO ASP ILE CYS          
SEQRES  15 A  325  HIS GLU LEU LEU GLY HIS VAL PRO LEU PHE SER ASP ARG          
SEQRES  16 A  325  SER PHE ALA GLN PHE SER GLN GLU ILE GLY LEU ALA SER          
SEQRES  17 A  325  LEU GLY ALA PRO ASP GLU TYR ILE GLU LYS LEU ALA THR          
SEQRES  18 A  325  ILE TYR TRP PHE THR VAL GLU PHE GLY LEU CYS LYS GLN          
SEQRES  19 A  325  GLY ASP SER ILE LYS ALA TYR GLY ALA GLY LEU LEU SER          
SEQRES  20 A  325  SER PHE GLY GLU LEU GLN TYR CYS LEU SER GLU LYS PRO          
SEQRES  21 A  325  LYS LEU LEU PRO LEU GLU LEU GLU LYS THR ALA ILE GLN          
SEQRES  22 A  325  ASN TYR THR VAL THR GLU PHE GLN PRO LEU TYR TYR VAL          
SEQRES  23 A  325  ALA GLU SER PHE ASN ASP ALA LYS GLU LYS VAL ARG ASN          
SEQRES  24 A  325  PHE ALA ALA THR ILE PRO ARG PRO PHE SER VAL ARG TYR          
SEQRES  25 A  325  ASP PRO TYR THR GLN ARG ILE GLU VAL LEU ASP ASN THR          
HET    FE2  A 428       1                                                       
HET    H4B  A 429      17                                                       
HET    TIH  A 430      11                                                       
HETNAM     FE2 FE (II) ION                                                      
HETNAM     H4B 5,6,7,8-TETRAHYDROBIOPTERIN                                      
HETNAM     TIH BETA(2-THIENYL)ALANINE                                           
FORMUL   2  FE2    FE 2+                                                        
FORMUL   3  H4B    C9 H15 N5 O3                                                 
FORMUL   4  TIH    C7 H9 N O2 S                                                 
FORMUL   5  HOH   *39(H2 O)                                                     
HELIX    1   1 GLU A  127  ALA A  132  1                                   6    
HELIX    2   2 HIS A  146  LYS A  150  5                                   5    
HELIX    3   3 ASP A  151  ASN A  167  1                                  17    
HELIX    4   4 MET A  180  ALA A  202  1                                  23    
HELIX    5   5 CYS A  203  GLY A  218  1                                  16    
HELIX    6   6 GLN A  226  GLY A  239  1                                  14    
HELIX    7   7 SER A  250  LEU A  258  1                                   9    
HELIX    8   8 ASP A  282  HIS A  290  1                                   9    
HELIX    9   9 HIS A  290  SER A  295  1                                   6    
HELIX   10  10 ASP A  296  LEU A  311  1                                  16    
HELIX   11  11 PRO A  314  PHE A  327  1                                  14    
HELIX   12  12 GLY A  344  SER A  349  1                                   6    
HELIX   13  13 SER A  350  LEU A  358  1                                   9    
HELIX   14  14 GLU A  368  ALA A  373  1                                   6    
HELIX   15  15 SER A  391  ALA A  404  1                                  14    
SHEET    1   A 2 ARG A 241  PRO A 244  0                                        
SHEET    2   A 2 VAL A 262  CYS A 265  1  O  PHE A 263   N  ARG A 241           
SHEET    1   B 4 LYS A 341  ALA A 342  0                                        
SHEET    2   B 4 LEU A 333  CYS A 334 -1  N  CYS A 334   O  LYS A 341           
SHEET    3   B 4 LEU A 385  ALA A 389  1  O  ALA A 389   N  LEU A 333           
SHEET    4   B 4 LYS A 363  PRO A 366  1  N  LEU A 365   O  VAL A 388           
SHEET    1   C 2 VAL A 412  ASP A 415  0                                        
SHEET    2   C 2 ARG A 420  VAL A 423 -1  O  GLU A 422   N  ARG A 413           
LINK         NE2 HIS A 285                FE   FE2 A 428     1555   1555  2.29  
LINK         NE2 HIS A 290                FE   FE2 A 428     1555   1555  2.33  
LINK         OE2 GLU A 330                FE   FE2 A 428     1555   1555  2.40  
LINK         OE1 GLU A 330                FE   FE2 A 428     1555   1555  2.63  
LINK        FE   FE2 A 428                 O   HOH A 438     1555   1555  2.44  
SITE     1 AC1  5 HIS A 285  HIS A 290  GLU A 330  H4B A 429                    
SITE     2 AC1  5 HOH A 438                                                     
SITE     1 AC2 14 VAL A 245  GLY A 247  LEU A 248  LEU A 249                    
SITE     2 AC2 14 SER A 251  PHE A 254  LEU A 255  HIS A 264                    
SITE     3 AC2 14 GLU A 286  TRP A 326  GLU A 330  FE2 A 428                    
SITE     4 AC2 14 HOH A 438  HOH A 440                                          
SITE     1 AC3 11 ARG A 270  TYR A 277  THR A 278  PRO A 281                    
SITE     2 AC3 11 HIS A 285  GLU A 330  PHE A 331  SER A 349                    
SITE     3 AC3 11 SER A 350  HOH A 438  HOH A 441                               
CRYST1   65.172  106.741  123.440  90.00  90.00  90.00 C 2 2 21      8          
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      0.015344  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009368  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008101        0.00000