HEADER    DNA                                     30-JUN-93   127D              
TITLE     DNA (5'-D(*CP*GP*CP*GP*AP*AP*TP*TP*CP*GP*CP*G)-3') COMPLEXED WITH     
TITLE    2 HOECHST 33258                                                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DNA (5'-D(*CP*GP*CP*GP*AP*AP*TP*TP*CP*GP*CP*G)-3');        
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES                                                       
KEYWDS    B-DNA, DOUBLE HELIX, COMPLEXED WITH DRUG, DNA                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.SRIRAM,G.A.VAN DER MAREL,H.L.P.F.ROELEN,J.H.VAN BOOM,A.H.-J.WANG    
REVDAT   4   07-FEB-24 127D    1       REMARK                                   
REVDAT   3   24-FEB-09 127D    1       VERSN                                    
REVDAT   2   01-APR-03 127D    1       JRNL                                     
REVDAT   1   15-JAN-94 127D    0                                                
JRNL        AUTH   M.SRIRAM,G.A.VAN DER MAREL,H.L.ROELEN,J.H.VAN BOOM,A.H.WANG  
JRNL        TITL   CONFORMATION OF B-DNA CONTAINING O6-ETHYL-G-C BASE PAIRS     
JRNL        TITL 2 STABILIZED BY MINOR GROOVE BINDING DRUGS: MOLECULAR          
JRNL        TITL 3 STRUCTURE OF D(CGC[E6G]AATTCGCG COMPLEXED WITH HOECHST 33258 
JRNL        TITL 4 OR HOECHST 33342.                                            
JRNL        REF    EMBO J.                       V.  11   225 1992              
JRNL        REFN                   ISSN 0261-4189                               
JRNL        PMID   1371249                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : NUCLSQ                                               
REMARK   3   AUTHORS     : WESTHOF,DUMAS,MORAS                                  
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : NULL                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 2000                           
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) : 0.172                           
REMARK   3   R VALUE            (WORKING SET) : NULL                            
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
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) : NULL                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 0                                       
REMARK   3   NUCLEIC ACID ATOMS       : 486                                     
REMARK   3   HETEROGEN ATOMS          : 32                                      
REMARK   3   SOLVENT ATOMS            : 121                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : 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    SUGAR-BASE BOND DISTANCE        (A) : NULL  ; NULL                
REMARK   3    SUGAR-BASE BOND ANGLE DISTANCE  (A) : NULL  ; NULL                
REMARK   3    PHOSPHATE BONDS DISTANCE        (A) : NULL  ; NULL                
REMARK   3    PHOSPHATE BOND ANGLE, H-BOND    (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 CONTACT          (A) : NULL  ; NULL                
REMARK   3    MULTIPLE TORSION CONTACT        (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   SUGAR-BASE BONDS             (A**2) : NULL  ; NULL                 
REMARK   3   SUGAR-BASE ANGLES            (A**2) : NULL  ; NULL                 
REMARK   3   PHOSPHATE BONDS              (A**2) : NULL  ; NULL                 
REMARK   3   PHOSPHATE BOND ANGLE, H-BOND (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 127D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY NDB.                                
REMARK 100 THE DEPOSITION ID IS D_1000170063.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : 6.00                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : DIFFRACTOMETER                     
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU AFC-5R                      
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 2000                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
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) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
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: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.72                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.00, VAPOR DIFFUSION                 
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       12.61500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       33.04000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       20.29000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       33.04000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       12.61500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       20.29000            
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 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, B                                  
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   OP1   DC B    23     O    HOH B    62              1.68            
REMARK 500   OP2   DC B    15     O    HOH B    98              1.95            
REMARK 500   O    HOH B    27     O    HOH B    71              2.06            
REMARK 500   O3'   DG B    14     O    HOH B    98              2.12            
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   OP1   DG B    14     O    HOH A   138     2664     1.96            
REMARK 500   OP2   DG B    24     O    HOH A   130     3655     2.03            
REMARK 500   OP1   DG A    10     O    HOH B    80     4465     2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500     DG A  10   O4'    DG A  10   C4'    -0.072                       
REMARK 500     DG B  16   O3'    DG B  16   C3'    -0.036                       
REMARK 500     DA B  17   P      DA B  17   O5'     0.068                       
REMARK 500     DA B  17   C5'    DA B  17   C4'    -0.066                       
REMARK 500     DC B  21   O3'    DC B  21   C3'    -0.060                       
REMARK 500     DC B  21   O3'    DG B  22   P      -0.074                       
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     DC A   1   O4' -  C4' -  C3' ANGL. DEV. =  -4.4 DEGREES          
REMARK 500     DC A   1   C3' -  O3' -  P   ANGL. DEV. =   7.8 DEGREES          
REMARK 500     DG A   2   O4' -  C1' -  N9  ANGL. DEV. =   4.1 DEGREES          
REMARK 500     DC A   3   O4' -  C4' -  C3' ANGL. DEV. =  -2.7 DEGREES          
REMARK 500     DC A   3   O4' -  C1' -  N1  ANGL. DEV. =   9.1 DEGREES          
REMARK 500     DC A   3   N3  -  C4  -  C5  ANGL. DEV. =  -2.4 DEGREES          
REMARK 500     DG A   4   O5' -  C5' -  C4' ANGL. DEV. =  -7.7 DEGREES          
REMARK 500     DG A   4   O4' -  C1' -  N9  ANGL. DEV. =   7.9 DEGREES          
REMARK 500     DA A   5   O5' -  C5' -  C4' ANGL. DEV. =  -6.1 DEGREES          
REMARK 500     DA A   5   C6  -  N1  -  C2  ANGL. DEV. =   3.8 DEGREES          
REMARK 500     DA A   5   N1  -  C2  -  N3  ANGL. DEV. =  -3.9 DEGREES          
REMARK 500     DA A   6   O4' -  C4' -  C3' ANGL. DEV. =  -5.1 DEGREES          
REMARK 500     DA A   6   O4' -  C1' -  N9  ANGL. DEV. =   7.8 DEGREES          
REMARK 500     DA A   6   C6  -  N1  -  C2  ANGL. DEV. =   4.5 DEGREES          
REMARK 500     DA A   6   N1  -  C2  -  N3  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500     DT A   7   N1  -  C2  -  N3  ANGL. DEV. =   3.7 DEGREES          
REMARK 500     DT A   7   C2  -  N3  -  C4  ANGL. DEV. =  -5.9 DEGREES          
REMARK 500     DT A   7   N3  -  C4  -  C5  ANGL. DEV. =   4.6 DEGREES          
REMARK 500     DT A   7   C3' -  O3' -  P   ANGL. DEV. =   9.4 DEGREES          
REMARK 500     DT A   8   O5' -  C5' -  C4' ANGL. DEV. =  -6.1 DEGREES          
REMARK 500     DC A   9   O5' -  P   -  OP2 ANGL. DEV. =   7.4 DEGREES          
REMARK 500     DC A   9   O5' -  C5' -  C4' ANGL. DEV. =  -5.7 DEGREES          
REMARK 500     DC A   9   P   -  O5' -  C5' ANGL. DEV. =  -9.8 DEGREES          
REMARK 500     DC A   9   O4' -  C1' -  N1  ANGL. DEV. =  -4.5 DEGREES          
REMARK 500     DG A  10   C3' -  O3' -  P   ANGL. DEV. =  16.4 DEGREES          
REMARK 500     DC A  11   O5' -  C5' -  C4' ANGL. DEV. =  -4.9 DEGREES          
REMARK 500     DC A  11   O4' -  C1' -  N1  ANGL. DEV. =   6.1 DEGREES          
REMARK 500     DG A  12   O5' -  C5' -  C4' ANGL. DEV. =  -5.3 DEGREES          
REMARK 500     DG A  12   O4' -  C1' -  N9  ANGL. DEV. =   8.3 DEGREES          
REMARK 500     DG A  12   N1  -  C6  -  O6  ANGL. DEV. =   3.6 DEGREES          
REMARK 500     DG A  12   C5  -  C6  -  O6  ANGL. DEV. =  -6.2 DEGREES          
REMARK 500     DC B  13   O4' -  C4' -  C3' ANGL. DEV. =  -4.2 DEGREES          
REMARK 500     DC B  13   N3  -  C4  -  N4  ANGL. DEV. =   4.8 DEGREES          
REMARK 500     DC B  13   C3' -  O3' -  P   ANGL. DEV. =   7.3 DEGREES          
REMARK 500     DG B  16   O4' -  C1' -  N9  ANGL. DEV. =   3.4 DEGREES          
REMARK 500     DG B  16   C5  -  C6  -  N1  ANGL. DEV. =   3.1 DEGREES          
REMARK 500     DG B  16   C3' -  O3' -  P   ANGL. DEV. =  19.4 DEGREES          
REMARK 500     DA B  17   P   -  O5' -  C5' ANGL. DEV. = -11.9 DEGREES          
REMARK 500     DA B  17   O4' -  C4' -  C3' ANGL. DEV. =  -3.7 DEGREES          
REMARK 500     DA B  17   C6  -  N1  -  C2  ANGL. DEV. =   4.2 DEGREES          
REMARK 500     DA B  17   C5  -  C6  -  N1  ANGL. DEV. =  -3.4 DEGREES          
REMARK 500     DA B  17   C3' -  O3' -  P   ANGL. DEV. =  13.7 DEGREES          
REMARK 500     DA B  18   C3' -  C2' -  C1' ANGL. DEV. =  -6.7 DEGREES          
REMARK 500     DA B  18   O4' -  C1' -  N9  ANGL. DEV. =   3.2 DEGREES          
REMARK 500     DA B  18   C6  -  N1  -  C2  ANGL. DEV. =   3.8 DEGREES          
REMARK 500     DA B  18   N1  -  C2  -  N3  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500     DA B  18   N1  -  C6  -  N6  ANGL. DEV. =   3.6 DEGREES          
REMARK 500     DT B  19   O4' -  C1' -  N1  ANGL. DEV. =   7.7 DEGREES          
REMARK 500     DT B  19   C2  -  N3  -  C4  ANGL. DEV. =  -4.6 DEGREES          
REMARK 500     DT B  19   N3  -  C4  -  C5  ANGL. DEV. =   4.5 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      68 ANGLE DEVIATIONS.                             
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 HT B 25                   
DBREF  127D A    1    12  PDB    127D     127D             1     12             
DBREF  127D B   13    24  PDB    127D     127D            13     24             
SEQRES   1 A   12   DC  DG  DC  DG  DA  DA  DT  DT  DC  DG  DC  DG              
SEQRES   1 B   12   DC  DG  DC  DG  DA  DA  DT  DT  DC  DG  DC  DG              
HET     HT  B  25      32                                                       
HETNAM      HT 2'-(4-HYDROXYPHENYL)-5-(4-METHYL-1-PIPERAZINYL)-2,5'-            
HETNAM   2  HT  BI-BENZIMIDAZOLE                                                
HETSYN      HT HOECHST 33258                                                    
FORMUL   3   HT    C25 H24 N6 O                                                 
FORMUL   4  HOH   *121(H2 O)                                                    
SITE     1 AC1 13  DA A   5   DA A   6   DT A   7   DT A   8                    
SITE     2 AC1 13  DC A   9  HOH A  66   DA B  17   DA B  18                    
SITE     3 AC1 13  DT B  19   DT B  20   DC B  21  HOH B  48                    
SITE     4 AC1 13 HOH B  92                                                     
CRYST1   25.230   40.580   66.080  90.00  90.00  90.00 P 21 21 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      0.039635  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.024643  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015133        0.00000