HEADER    BILIVERDIN-IX BETA REDUCTASE            16-NOV-00   1HDO              
TITLE     HUMAN BILIVERDIN IX BETA REDUCTASE: NADP COMPLEX                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: BILIVERDIN IX BETA REDUCTASE;                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: FLAVIN REDUCTASE (EC 1.6.99.1), NADPH-DEPENDENT DIAPHORASE, 
COMPND   5 NADPH-FLAVIN REDUCTASE, BILIVERDIN REDUCTASE B, GREEN HEME BINDING   
COMPND   6 PROTEIN;                                                             
COMPND   7 EC: 1.3.1.24;                                                        
COMPND   8 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    BILIVERDIN-IX BETA REDUCTASE, FOETAL METABOLISM, HAEM DEGRADATION,    
KEYWDS   2 FLAVIN REDUCTASE, DIAPHORASE, GREEN HAEM BINDING PROTEIN,            
KEYWDS   3 METHAEMOGLOBIN REDUCTASE, ALPHA/BETA DINUCLEOTIDE BINDING FOLD       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    P.J.B.PEREIRA,S.MACEDO-RIBEIRO,A.PARRAGA,R.PEREZ-LUQUE,O.CUNNINGHAM,  
AUTHOR   2 K.DARCY,T.J.MANTLE,M.COLL                                            
REVDAT   3   08-MAY-24 1HDO    1       REMARK                                   
REVDAT   2   24-FEB-09 1HDO    1       VERSN                                    
REVDAT   1   28-FEB-01 1HDO    0                                                
JRNL        AUTH   P.J.B.PEREIRA,S.MACEDO-RIBEIRO,A.PARRAGA,R.PEREZ-LUQUE,      
JRNL        AUTH 2 O.CUNNINGHAM,K.DARCY,T.J.MANTLE,M.COLL                       
JRNL        TITL   STRUCTURE OF HUMAN BILIVERDIN IX BETA REDUCTASE, AN EARLY    
JRNL        TITL 2 FETAL BILIRUBIN IX PRODUCING ENZYME                          
JRNL        REF    NAT.STRUCT.BIOL.              V.   8   215 2001              
JRNL        REFN                   ISSN 1072-8368                               
JRNL        PMID   11224564                                                     
JRNL        DOI    10.1038/84948                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.15 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELXL-97                                            
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.15                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   CROSS-VALIDATION METHOD           : THROUGHOUT                     
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.125                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.124                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.158                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.900                  
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 4438                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 75463                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.117                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : 0.117                  
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : 0.149                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.400                  
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : 3415                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : 62747                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 1544                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 48                                            
REMARK   3   SOLVENT ATOMS      : 359                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 1933.8                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 1492.8                  
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 14                      
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 17951                   
REMARK   3   NUMBER OF RESTRAINTS                     : 24086                   
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.015                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.032                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.029                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.080                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.089                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.022                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.005                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.029                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.078                   
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: MOEWS & KRETSINGER                                    
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER                      
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1HDO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 16-NOV-00.                  
REMARK 100 THE DEPOSITION ID IS D_1290005552.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-NOV-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 6.50                               
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : BW7B                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9793                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 75534                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.150                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 29.700                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 5.700                              
REMARK 200  R MERGE                    (I) : 0.04200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 11.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.15                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.21                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.18800                            
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: SIRAS                        
REMARK 200 SOFTWARE USED: SHARP                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 3350, 0.2 M AMMONIUM SULFATE,    
REMARK 280  0.1 M SODIUM CACODYLATE PH 6.5, NADP TO ADDED TO A FINAL            
REMARK 280  CONCENTRATION OF 2.5 MM, PH 6.50                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       20.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       53.30000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       24.60000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       53.30000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       20.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       24.60000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: BIOLOGICAL_UNIT: MONOMER                                     
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PQS                                                   
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 CATALYZES ELECTRON TRANSFER FROM REDUCED PYRIDINE                    
REMARK 400  NUCLEOTIDES TO FLAVINS AS WELL AS METHYLENE BLUE,                   
REMARK 400  PYRROLOQUINOLINE QUINONE, RIBOFLAVIN, OR METHEMOGLOBIN.             
REMARK 400  POSSIBLE ROLE IN PROTECTING CELLS FROM OXIDATIVE DAMAGE             
REMARK 400  OR IN REGULATING IRON METABOLISM. IN THE LIVER, CONVERTS            
REMARK 400  BILIVERDIN TO BILIRUBIN.                                            
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     GLN A   206                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     LYS A  120   C    O    CB   CG   CD   CE   NZ                    
REMARK 480     ARG A  124   CD   NE   CZ   NH1  NH2                             
REMARK 480     LYS A  145   NZ                                                  
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   NZ   LYS A   120     O    HOH A  2243              1.95            
REMARK 500   O    LYS A   120     O    HOH A  2242              2.01            
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    GLN A  14   CA  -  CB  -  CG  ANGL. DEV. =  14.5 DEGREES          
REMARK 500    GLN A  14   CB  -  CG  -  CD  ANGL. DEV. =  18.5 DEGREES          
REMARK 500    ARG A  39   NE  -  CZ  -  NH2 ANGL. DEV. =  -6.4 DEGREES          
REMARK 500    LYS A  63   CA  -  CB  -  CG  ANGL. DEV. =  16.5 DEGREES          
REMARK 500    ARG A  78   NE  -  CZ  -  NH1 ANGL. DEV. =   6.5 DEGREES          
REMARK 500    ARG A  78   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.9 DEGREES          
REMARK 500    ARG A  92   NE  -  CZ  -  NH2 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ASP A 104   CB  -  CG  -  OD1 ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    ARG A 140   CA  -  CB  -  CG  ANGL. DEV. =  14.3 DEGREES          
REMARK 500    ARG A 140   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    TYR A 163   CB  -  CG  -  CD1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG A 170   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.7 DEGREES          
REMARK 500    ARG A 174   CD  -  NE  -  CZ  ANGL. DEV. =  13.5 DEGREES          
REMARK 500    ARG A 174   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    MET A 185   CA  -  CB  -  CG  ANGL. DEV. = -14.1 DEGREES          
REMARK 500    MET A 185   CA  -  CB  -  CG  ANGL. DEV. =  20.7 DEGREES          
REMARK 500    ARG A 187   CB  -  CG  -  CD  ANGL. DEV. =  18.5 DEGREES          
REMARK 500    ARG A 187   NE  -  CZ  -  NH1 ANGL. DEV. =   4.0 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    ARG A  78     -124.41     53.58                                   
REMARK 500    THR A 110     -109.29   -119.82                                   
REMARK 500    PRO A 152     -157.73    -78.97                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A2005        DISTANCE =  5.98 ANGSTROMS                       
REMARK 525    HOH A2008        DISTANCE =  6.15 ANGSTROMS                       
REMARK 525    HOH A2023        DISTANCE =  6.27 ANGSTROMS                       
REMARK 525    HOH A2034        DISTANCE =  5.92 ANGSTROMS                       
REMARK 525    HOH A2089        DISTANCE =  5.81 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAP A 500                 
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE PDB ENTRY CONTAINS AN EXTRA                                      
REMARK 999 N-TERMINAL METHIONINE                                                
DBREF  1HDO A    1     1  PDB    1HDO     1HDO             1      1             
DBREF  1HDO A    2   205  UNP    P30043   FLRE_HUMAN       1    204             
SEQRES   1 A  206  MET ALA VAL LYS LYS ILE ALA ILE PHE GLY ALA THR GLY          
SEQRES   2 A  206  GLN THR GLY LEU THR THR LEU ALA GLN ALA VAL GLN ALA          
SEQRES   3 A  206  GLY TYR GLU VAL THR VAL LEU VAL ARG ASP SER SER ARG          
SEQRES   4 A  206  LEU PRO SER GLU GLY PRO ARG PRO ALA HIS VAL VAL VAL          
SEQRES   5 A  206  GLY ASP VAL LEU GLN ALA ALA ASP VAL ASP LYS THR VAL          
SEQRES   6 A  206  ALA GLY GLN ASP ALA VAL ILE VAL LEU LEU GLY THR ARG          
SEQRES   7 A  206  ASN ASP LEU SER PRO THR THR VAL MET SER GLU GLY ALA          
SEQRES   8 A  206  ARG ASN ILE VAL ALA ALA MET LYS ALA HIS GLY VAL ASP          
SEQRES   9 A  206  LYS VAL VAL ALA CYS THR SER ALA PHE LEU LEU TRP ASP          
SEQRES  10 A  206  PRO THR LYS VAL PRO PRO ARG LEU GLN ALA VAL THR ASP          
SEQRES  11 A  206  ASP HIS ILE ARG MET HIS LYS VAL LEU ARG GLU SER GLY          
SEQRES  12 A  206  LEU LYS TYR VAL ALA VAL MET PRO PRO HIS ILE GLY ASP          
SEQRES  13 A  206  GLN PRO LEU THR GLY ALA TYR THR VAL THR LEU ASP GLY          
SEQRES  14 A  206  ARG GLY PRO SER ARG VAL ILE SER LYS HIS ASP LEU GLY          
SEQRES  15 A  206  HIS PHE MET LEU ARG CYS LEU THR THR ASP GLU TYR ASP          
SEQRES  16 A  206  GLY HIS SER THR TYR PRO SER HIS GLN TYR GLN                  
HET    NAP  A 500      48                                                       
HETNAM     NAP NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE                 
HETSYN     NAP 2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE                       
FORMUL   2  NAP    C21 H28 N7 O17 P3                                            
FORMUL   3  HOH   *359(H2 O)                                                    
HELIX    1   1 GLY A   13  ALA A   26  1                                  14    
HELIX    2   2 ASP A   36  LEU A   40  5                                   5    
HELIX    3   3 GLN A   57  ALA A   66  1                                  10    
HELIX    4   4 THR A   85  GLY A  102  1                                  18    
HELIX    5   5 SER A  111  LEU A  115  5                                   5    
HELIX    6   6 PRO A  122  ARG A  124  5                                   3    
HELIX    7   7 LEU A  125  SER A  142  1                                  18    
HELIX    8   8 LYS A  178  CYS A  188  1                                  11    
SHEET    1  AA 8 HIS A  49  VAL A  52  0                                        
SHEET    2  AA 8 GLU A  29  VAL A  34  1  O  VAL A  30   N  HIS A  49           
SHEET    3  AA 8 LYS A   5  PHE A   9  1  O  ILE A   6   N  THR A  31           
SHEET    4  AA 8 ALA A  70  VAL A  73  1  O  ALA A  70   N  ALA A   7           
SHEET    5  AA 8 LYS A 105  CYS A 109  1  O  LYS A 105   N  VAL A  71           
SHEET    6  AA 8 LYS A 145  VAL A 149  1  O  LYS A 145   N  VAL A 106           
SHEET    7  AA 8 SER A 198  SER A 202  1  N  THR A 199   O  ALA A 148           
SHEET    8  AA 8 THR A 164  THR A 166 -1  O  THR A 164   N  SER A 202           
SHEET    1  AB 2 HIS A 153  GLY A 155  0                                        
SHEET    2  AB 2 VAL A 175  SER A 177  1  O  ILE A 176   N  GLY A 155           
SITE     1 AC1 37 GLY A  10  THR A  12  GLY A  13  GLN A  14                    
SITE     2 AC1 37 THR A  15  ARG A  35  ARG A  39  ASP A  54                    
SITE     3 AC1 37 VAL A  55  LEU A  74  LEU A  75  GLY A  76                    
SITE     4 AC1 37 ARG A  78  MET A  87  CYS A 109  THR A 110                    
SITE     5 AC1 37 SER A 111  HIS A 132  PRO A 151  PRO A 152                    
SITE     6 AC1 37 HIS A 153  ILE A 154  HOH A2076  HOH A2273                    
SITE     7 AC1 37 HOH A2347  HOH A2348  HOH A2349  HOH A2350                    
SITE     8 AC1 37 HOH A2351  HOH A2352  HOH A2353  HOH A2354                    
SITE     9 AC1 37 HOH A2355  HOH A2356  HOH A2357  HOH A2358                    
SITE    10 AC1 37 HOH A2359                                                     
CRYST1   40.000   49.200  106.600  90.00  90.00  90.00 P 21 21 21    4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.025000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.020325  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009381        0.00000