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Database: PDB
Entry: 1PD9
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Original site: 1PD9 
HEADER    OXIDOREDUCTASE                          19-MAY-03   1PD9              
TITLE     ANALYSIS OF THREE CRYSTAL STRUCTURE DETERMINATIONS OF A 5-            
TITLE    2 METHYL-6-N-METHYLANILINO PYRIDOPYRIMIDINE ANTIFOLATE                 
TITLE    3 COMPLEX WITH HUMAN DIHYDROFOLATE REDUCTASE                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DIHYDROFOLATE REDUCTASE;                                   
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 1.5.1.3;                                                         
COMPND   5 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: DHFR;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    HUMAN DIHYDROFOLATE REDUCTASE INHIBITOR COMPLEXES,                    
KEYWDS   2 OXIDOREDUCTASE                                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    V.CODY,J.R.LUFT,W.PANGBORN,A.GANGJEE                                  
REVDAT   2   24-FEB-09 1PD9    1       VERSN                                    
REVDAT   1   09-DEC-03 1PD9    0                                                
JRNL        AUTH   V.CODY,J.R.LUFT,W.PANGBORN,A.GANGJEE                         
JRNL        TITL   ANALYSIS OF THREE CRYSTAL STRUCTURE DETERMINATIONS           
JRNL        TITL 2 OF A 5-METHYL-6-N-METHYLANILINO PYRIDOPYRIMIDINE             
JRNL        TITL 3 ANTIFOLATE COMPLEX WITH HUMAN DIHYDROFOLATE                  
JRNL        TITL 4 REDUCTASE.                                                   
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  59  1603 2003              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   12925791                                                     
JRNL        DOI    10.1107/S0907444903014963                                    
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PROLSQ                                               
REMARK   3   AUTHORS     : KONNERT,HENDRICKSON                                  
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 90.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 8857                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.213                           
REMARK   3   R VALUE            (WORKING SET) : 0.179                           
REMARK   3   FREE R VALUE                     : 0.213                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 10667                           
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL WITH ALL DATA.                               
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : NULL                   
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE                  (NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 10667                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1502                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 38                                      
REMARK   3   SOLVENT ATOMS            : 69                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 23.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 23.87                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : 0.025 ; NULL                
REMARK   3    ANGLE DISTANCE                  (A) : 0.053 ; NULL                
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : NULL  ; NULL                
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : NULL  ; NULL                
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : NULL  ; NULL                
REMARK   3    MULTIPLE TORSION                (A) : NULL  ; NULL                
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : NULL  ; NULL                
REMARK   3    STAGGERED                 (DEGREES) : NULL  ; NULL                
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND               (A**2) : 0.014 ; NULL                
REMARK   3   MAIN-CHAIN ANGLE              (A**2) : 0.058 ; NULL                
REMARK   3   SIDE-CHAIN BOND               (A**2) : NULL  ; NULL                
REMARK   3   SIDE-CHAIN ANGLE              (A**2) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1PD9 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-MAY-03.                  
REMARK 100 THE RCSB ID CODE IS RCSB019248.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 10-APR-97                          
REMARK 200  TEMPERATURE           (KELVIN) : 298                                
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : GRAPHITE                           
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IIC                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 8857                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 8.000                              
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 90.8                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.02500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.30                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 62.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
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: PROTEIN                                               
REMARK 200 STARTING MODEL: PDB ENTRY 1HFP                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 52.25                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.58                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, 0.1 M PHOSPHATE,       
REMARK 280  PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       5555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       6555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290       7555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290       8555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290       9555   -X+Y+1/3,-X+2/3,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        0.00000            
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        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       42.71550            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       24.66181            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       26.11900            
REMARK 290   SMTRY1   5 -0.500000 -0.866025  0.000000       42.71550            
REMARK 290   SMTRY2   5  0.866025 -0.500000  0.000000       24.66181            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       26.11900            
REMARK 290   SMTRY1   6 -0.500000  0.866025  0.000000       42.71550            
REMARK 290   SMTRY2   6 -0.866025 -0.500000  0.000000       24.66181            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       26.11900            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       49.32361            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       52.23800            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       49.32361            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       52.23800            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       49.32361            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       52.23800            
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 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 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   O    HOH A   240     O    HOH A   257              1.70            
REMARK 500   O    HOH A   249     O    HOH A   256              1.70            
REMARK 500   O    ASN A    19     O    HOH A   257              1.80            
REMARK 500   OG   SER A   119     O    HOH A   251              2.04            
REMARK 500   OE1  GLU A    78     O    HOH A   256              2.09            
REMARK 500   ND1  HIS A   130     O    LYS A   184              2.11            
REMARK 500   O    LEU A    79     NH1  ARG A    91              2.12            
REMARK 500   O    LEU A    75     O    HOH A   244              2.14            
REMARK 500   OG   SER A    42     OD1  ASP A   110              2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   238     O    HOH A   255     6555     1.56            
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    ARG A  28   NH1 -  CZ  -  NH2 ANGL. DEV. =  -7.8 DEGREES          
REMARK 500    ARG A  28   NE  -  CZ  -  NH2 ANGL. DEV. =   9.6 DEGREES          
REMARK 500    TYR A  33   CB  -  CG  -  CD2 ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    TYR A  33   CB  -  CG  -  CD1 ANGL. DEV. =   6.9 DEGREES          
REMARK 500    VAL A  50   CG1 -  CB  -  CG2 ANGL. DEV. = -10.2 DEGREES          
REMARK 500    ARG A  65   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    ARG A  70   CD  -  NE  -  CZ  ANGL. DEV. =   9.5 DEGREES          
REMARK 500    ARG A  70   NH1 -  CZ  -  NH2 ANGL. DEV. =   7.8 DEGREES          
REMARK 500    ARG A  70   NE  -  CZ  -  NH2 ANGL. DEV. =  -6.3 DEGREES          
REMARK 500    ARG A  77   CA  -  CB  -  CG  ANGL. DEV. =  16.5 DEGREES          
REMARK 500    ARG A  77   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    LYS A  80   CA  -  CB  -  CG  ANGL. DEV. =  13.3 DEGREES          
REMARK 500    GLU A  81   CG  -  CD  -  OE1 ANGL. DEV. =  12.5 DEGREES          
REMARK 500    HIS A  87   CG  -  ND1 -  CE1 ANGL. DEV. =   6.7 DEGREES          
REMARK 500    HIS A  87   ND1 -  CE1 -  NE2 ANGL. DEV. =  -7.1 DEGREES          
REMARK 500    HIS A  87   CE1 -  NE2 -  CD2 ANGL. DEV. =   4.9 DEGREES          
REMARK 500    PHE A  88   O   -  C   -  N   ANGL. DEV. =  11.2 DEGREES          
REMARK 500    ARG A  91   CD  -  NE  -  CZ  ANGL. DEV. =  32.1 DEGREES          
REMARK 500    ASP A  95   CB  -  CG  -  OD2 ANGL. DEV. =   8.1 DEGREES          
REMARK 500    LEU A  99   CA  -  CB  -  CG  ANGL. DEV. =  21.7 DEGREES          
REMARK 500    GLU A 101   CB  -  CA  -  C   ANGL. DEV. = -14.0 DEGREES          
REMARK 500    GLU A 101   OE1 -  CD  -  OE2 ANGL. DEV. =   8.1 DEGREES          
REMARK 500    ASP A 110   CB  -  CG  -  OD1 ANGL. DEV. =  10.4 DEGREES          
REMARK 500    VAL A 112   CG1 -  CB  -  CG2 ANGL. DEV. =  12.5 DEGREES          
REMARK 500    VAL A 115   CA  -  CB  -  CG2 ANGL. DEV. =   9.2 DEGREES          
REMARK 500    GLU A 123   CB  -  CG  -  CD  ANGL. DEV. =  23.8 DEGREES          
REMARK 500    MET A 125   C   -  N   -  CA  ANGL. DEV. =  16.0 DEGREES          
REMARK 500    LYS A 132   CD  -  CE  -  NZ  ANGL. DEV. = -15.5 DEGREES          
REMARK 500    THR A 136   N   -  CA  -  CB  ANGL. DEV. =  14.0 DEGREES          
REMARK 500    ARG A 137   NE  -  CZ  -  NH2 ANGL. DEV. =   4.4 DEGREES          
REMARK 500    MET A 139   CA  -  CB  -  CG  ANGL. DEV. =  12.6 DEGREES          
REMARK 500    GLN A 140   N   -  CA  -  CB  ANGL. DEV. =  13.9 DEGREES          
REMARK 500    ASP A 145   CB  -  CG  -  OD1 ANGL. DEV. =   7.7 DEGREES          
REMARK 500    TYR A 162   CB  -  CG  -  CD1 ANGL. DEV. =  -6.3 DEGREES          
REMARK 500    TYR A 177   CB  -  CG  -  CD2 ANGL. DEV. =   5.3 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    GLU A 104      -79.11    -52.56                                   
REMARK 500    ASP A 110      -91.68    -94.25                                   
REMARK 500    ASN A 185       92.01   -171.61                                   
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 188                 
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 189                 
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO4 A 187                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1PD8   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1PDB   RELATED DB: PDB                                   
DBREF  1PD9 A    1   186  UNP    P00374   DYR_HUMAN        1    186             
SEQRES   1 A  186  VAL GLY SER LEU ASN CYS ILE VAL ALA VAL SER GLN ASN          
SEQRES   2 A  186  MET GLY ILE GLY LYS ASN GLY ASP LEU PRO TRP PRO PRO          
SEQRES   3 A  186  LEU ARG ASN GLU PHE ARG TYR PHE GLN ARG MET THR THR          
SEQRES   4 A  186  THR SER SER VAL GLU GLY LYS GLN ASN LEU VAL ILE MET          
SEQRES   5 A  186  GLY LYS LYS THR TRP PHE SER ILE PRO GLU LYS ASN ARG          
SEQRES   6 A  186  PRO LEU LYS GLY ARG ILE ASN LEU VAL LEU SER ARG GLU          
SEQRES   7 A  186  LEU LYS GLU PRO PRO GLN GLY ALA HIS PHE LEU SER ARG          
SEQRES   8 A  186  SER LEU ASP ASP ALA LEU LYS LEU THR GLU GLN PRO GLU          
SEQRES   9 A  186  LEU ALA ASN LYS VAL ASP MET VAL TRP ILE VAL GLY GLY          
SEQRES  10 A  186  SER SER VAL TYR LYS GLU ALA MET ASN HIS PRO GLY HIS          
SEQRES  11 A  186  LEU LYS LEU PHE VAL THR ARG ILE MET GLN ASP PHE GLU          
SEQRES  12 A  186  SER ASP THR PHE PHE PRO GLU ILE ASP LEU GLU LYS TYR          
SEQRES  13 A  186  LYS LEU LEU PRO GLU TYR PRO GLY VAL LEU SER ASP VAL          
SEQRES  14 A  186  GLN GLU GLU LYS GLY ILE LYS TYR LYS PHE GLU VAL TYR          
SEQRES  15 A  186  GLU LYS ASN ASP                                              
HET    SO4  A 188       5                                                       
HET    SO4  A 189       5                                                       
HET    CO4  A 187      28                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     CO4 2,4-DIAMINO-5-METHYL-6-[(3,4,5-TRIMETHOXY-N-                     
HETNAM   2 CO4  METHYLANILINO)METHYL]PYRIDO[2,3-D]PYRIMIDINE                    
FORMUL   2  SO4    2(O4 S 2-)                                                   
FORMUL   4  CO4    C19 H24 N6 O3                                                
FORMUL   5  HOH   *69(H2 O)                                                     
HELIX    1   1 LEU A   27  THR A   40  1                                  14    
HELIX    2   2 LYS A   54  PHE A   58  1                                   5    
HELIX    3   3 SER A   59  ILE A   60  5                                   2    
HELIX    4   4 PRO A   61  ARG A   65  5                                   5    
HELIX    5   5 SER A   92  LEU A   99  1                                   8    
HELIX    6   6 GLN A  102  ASN A  107  1                                   6    
HELIX    7   7 GLY A  117  MET A  125  1                                   9    
SHEET    1   A 8 PHE A  88  SER A  90  0                                        
SHEET    2   A 8 ARG A  70  LEU A  75  1  N  VAL A  74   O  PHE A  88           
SHEET    3   A 8 GLN A  47  GLY A  53  1  N  VAL A  50   O  ILE A  71           
SHEET    4   A 8 VAL A 109  ILE A 114  1  O  TRP A 113   N  LEU A  49           
SHEET    5   A 8 LEU A   4  VAL A  10  1  N  ASN A   5   O  VAL A 112           
SHEET    6   A 8 HIS A 130  ILE A 138  1  O  ILE A 138   N  VAL A  10           
SHEET    7   A 8 ILE A 175  ASN A 185 -1  O  LYS A 184   N  LEU A 131           
SHEET    8   A 8 LYS A 157  LEU A 158 -1  N  LYS A 157   O  GLU A 183           
SHEET    1   B 8 PHE A  88  SER A  90  0                                        
SHEET    2   B 8 ARG A  70  LEU A  75  1  N  VAL A  74   O  PHE A  88           
SHEET    3   B 8 GLN A  47  GLY A  53  1  N  VAL A  50   O  ILE A  71           
SHEET    4   B 8 VAL A 109  ILE A 114  1  O  TRP A 113   N  LEU A  49           
SHEET    5   B 8 LEU A   4  VAL A  10  1  N  ASN A   5   O  VAL A 112           
SHEET    6   B 8 HIS A 130  ILE A 138  1  O  ILE A 138   N  VAL A  10           
SHEET    7   B 8 ILE A 175  ASN A 185 -1  O  LYS A 184   N  LEU A 131           
SHEET    8   B 8 GLN A 170  GLU A 172 -1  N  GLN A 170   O  TYR A 177           
SHEET    1   C 2 GLY A  15  GLY A  17  0                                        
SHEET    2   C 2 THR A 146  PHE A 147 -1  O  THR A 146   N  GLY A  17           
CISPEP   1 ARG A   65    PRO A   66          0        -1.39                     
CISPEP   2 GLY A  116    GLY A  117          0         1.96                     
SITE     1 AC1  7 GLY A  53  LYS A  54  LYS A  55  THR A  56                    
SITE     2 AC1  7 GLY A 117  VAL A 120  HOH A 251                               
SITE     1 AC2  4 LYS A  54  SER A  76  ARG A  77  GLU A  78                    
SITE     1 AC3 10 ILE A   7  VAL A   8  LEU A  22  GLU A  30                    
SITE     2 AC3 10 PHE A  31  PHE A  34  PRO A  61  ASN A  64                    
SITE     3 AC3 10 VAL A 115  TYR A 121                                          
CRYST1   85.431   85.431   78.357  90.00  90.00 120.00 H 3           9          
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      0.011705  0.006758  0.000000        0.00000                         
SCALE2      0.000000  0.013516  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012762        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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