HEADER    DNA                                     24-JUL-99   1C32              
TITLE     SOLUTION STRUCTURE OF A QUADRUPLEX FORMING DNA AND ITS INTERMIDIATE   
CAVEAT     1C32    SIX RIBOSE CARBONS HAVE INCORRECT CHIRALITY                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DNA (5'-D(*GP*GP*TP*TP*GP*GP*TP*GP*TP*GP*GP*TP*TP*GP*G)-   
COMPND   3 3');                                                                 
COMPND   4 CHAIN: A;                                                            
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 OTHER_DETAILS: THROMBIN BINDING QUADRUPLEX                           
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES                                                       
KEYWDS    APTAMER, QUADRUPLEX, DNA, METAL BINDING DNA, POTASSIUM, THROMBIN      
EXPDTA    SOLUTION NMR                                                          
NUMMDL    10                                                                    
AUTHOR    P.H.BOLTON,V.M.MARATHIAS,K.WANG                                       
REVDAT   6   22-MAY-24 1C32    1       REMARK                                   
REVDAT   5   16-FEB-22 1C32    1       REMARK                                   
REVDAT   4   24-FEB-09 1C32    1       VERSN                                    
REVDAT   3   16-MAY-00 1C32    1       CAVEAT JRNL   CRYST1 EXPDTA              
REVDAT   2   29-DEC-99 1C32    1       JRNL                                     
REVDAT   1   18-AUG-99 1C32    0                                                
JRNL        AUTH   V.M.MARATHIAS,P.H.BOLTON                                     
JRNL        TITL   STRUCTURES OF THE POTASSIUM-SATURATED, 2:1, AND              
JRNL        TITL 2 INTERMEDIATE, 1:1, FORMS OF A QUADRUPLEX DNA.                
JRNL        REF    NUCLEIC ACIDS RES.            V.  28  1969 2000              
JRNL        REFN                   ISSN 0305-1048                               
JRNL        PMID   10756199                                                     
JRNL        DOI    10.1093/NAR/28.9.1969                                        
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   P.H.BOLTON,V.M.MARATHIAS,K.WANG                              
REMARK   1  TITL   DETERMINATION OF THE NUMBER AND LOCATION OF THE MANGANESE    
REMARK   1  TITL 2 BINDING SITES OF DNA QUADRUPLEXES IN SOLUTION BY EPR AND NMR 
REMARK   1  TITL 3 IN THE PRESENCE AND ABSENCE OF THROMBIN                      
REMARK   1  REF    J.MOL.BIOL.                   V. 260   378 1996              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1  DOI    10.1006/JMBI.1996.0408                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : VNMR 6.1B, FELIX 970, X-PLOR 3.1                     
REMARK   3   AUTHORS     : VARIAN (VNMR), MSI (FELIX), BRUNGER (X-PLOR)         
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: 303 NOE VOLUME CONSTRAINTS FROM THE 100   
REMARK   3  MS AND 498 NOE FROM THE 250 MS NOESY DATA WERE USED. IN ADDITION    
REMARK   3  10 NOE CONSTRAINTS INVOLVING THE IMINO PROTONS OF RESIDUES G1,      
REMARK   3  G5, G6, G8, G10, G14, AND G15 WERE USED AS DISTANCE CONSTRAINTS.    
REMARK   3  FOUR HYDROGEN BONDS WERE USED FOR EACH GUANINE INVOLVED IN A        
REMARK   3  QUARTET. EXPERIMENTAL COUPLING CONSTANTS WERE USED TO GENERATE      
REMARK   3  45 DIHEDRAL CONSTRAINTS, 15 FROM BASHD-TOCSY EXPERIMENTS (H3*-      
REMARK   3  31P), AND 30 FROM PE-COSY DATA (H1*-C1*- C2*-1H2* AND H1*-C1*-C2*   
REMARK   3  -2H2*). ADDITIONAL CONSTRAINTS WERE USED TO KEEP THE PURINE         
REMARK   3  RINGS PLANAR. THE STARTING STRUCTURE USED WAS THE STRUCTURE         
REMARK   3  OBTAINED IN A PREVIOUS REFINEMENT. THE NON-BONDED INTERACTION       
REMARK   3  CUT-OFF WAS SET TO 11.5 A, USING X-PLOR PROTOCOLS. THE ACTIVE       
REMARK   3  DISTANCE OF THE SWITCHING FUNCTIONS WAS 7.5 TO 10.5 A. THE          
REMARK   3  DISTANCE CUT-OFF FOR THE HYDROGEN BONDING INTERACTIONS WAS 7.5      
REMARK   3  A. THE SWITCHING FUNCTION FOR HYDROGEN BONDING INTERACTIONS WAS     
REMARK   3  ACTIVE FROM 4.0 TO 6.5 A. THE ENERGY OF THE STARTING STRUCTURE      
REMARK   3  WAS MINIMIZED IN 200 STEPS OF POWELL'S CONJUGATE GRADIENT           
REMARK   3  MINIMIZATION. THE RELAXATION MATRIX REFINEMENTS WERE CARRIED OUT    
REMARK   3  IN VACUUM AT 300K WITH A RELATIVE WEIGHTING OF ALL THE              
REMARK   3  EXPERIMENTAL CONSTRAINTS (NOE, DISTANCE AND DIHEDRAL) OF 60 KCAL/   
REMARK   3  MOL. SUBSEQUENTLY, A 100 PS RELAXATION MATRIX TRAJECTORY WAS        
REMARK   3  CONDUCTED WITH STRUCTURES SAVED EVERY 2 PS. THE TRAJECTORIES        
REMARK   3  STABILIZED AFTER 30 PS. UPON COMPLETION OF THE SIMULATION AN        
REMARK   3  ADDITIONAL 200 STEP CONJUGATE GRADIENT MINIMIZATION WAS             
REMARK   3  CONDUCTED TO PRODUCE THE FINAL STRUCTURES. THE ROOT MEAN SQUARE     
REMARK   3  DEVIATION {OF WHAT?} WAS CALCULATED TO BE 0.14. THE NOE CROSS-      
REMARK   3  PEAK VOLUMES OF THE STRUCTURES OBTAINED BETWEEN 80-100 PS AT        
REMARK   3  INTERVALS OF 2 PS WERE BACKCALCULATED USING THE FELIX 970           
REMARK   3  SOFTWARE PACKAGE (MSI INC.) PARAMETERS USED IN THE                  
REMARK   3  BACKCALCULATION PROTOCOL ARE AS FOLLOWS: A CORRELATION TIME OF      
REMARK   3  5.0 NS, A Z-LEAKAGE RATE OF 3.0 S-1 AND A DISTANCE CUT OFF OF       
REMARK   3  7.5 A. NOE SPECTRA OF THESE 10 STRUCTURES WERE THEN                 
REMARK   3  BACKCALCULATED AND AVERAGED. 40 NOE INTENSITIES FROM THE            
REMARK   3  EXPERIMENTAL NOESY SPECTRA WERE USED TO NORMALIZE THE               
REMARK   3  BACKCALCULATED TO THE THEORETICAL NOES. THE NORMALIZATION AND       
REMARK   3  AVERAGING PROCESSES WERE CONDUCTED ON A IN HOUSE PROGRAM. THE       
REMARK   3  RMS, R AND Q VALUES OF THE AVERAGED STRUCTURE THAT ARE 0.28,        
REMARK   3  0.68 AND 0.30.                                                      
REMARK   4                                                                      
REMARK   4 1C32 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-AUG-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000009395.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 15; 5                              
REMARK 210  PH                             : 7.0; 7.0                           
REMARK 210  IONIC STRENGTH                 : 140 MM NACL; 140 MM NACL           
REMARK 210  PRESSURE                       : 1 ATM; 1 ATM                       
REMARK 210  SAMPLE CONTENTS                : 140 MM NACL, 5 MM KCL, 20 MM       
REMARK 210                                   TRISD11, PH=7.0 BUFFER; 140 MM     
REMARK 210                                   NACL, 5 MM KCL, 20 MM TRISD11,     
REMARK 210                                   PH=7.0 BUFFER                      
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 2D NOESY; PE-COSY; ROESY; BASD     
REMARK 210                                   -TOCSY; WATERGATED NOESY           
REMARK 210  SPECTROMETER FIELD STRENGTH    : 500 MHZ; 400 MHZ                   
REMARK 210  SPECTROMETER MODEL             : INOVA; UNITYPLUS                   
REMARK 210  SPECTROMETER MANUFACTURER      : VARIAN                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : VNMR 6.1B, FELIX 970, X-PLOR 3.1   
REMARK 210   METHOD USED                   : STRUCTURE REFINEMENT OF THE DNA    
REMARK 210                                   WAS PERFORMED USING COMPLETE       
REMARK 210                                   RELAXATION MATRIX, RESTRAINED      
REMARK 210                                   MOLECULAR DYNAMICS.                
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 10                                 
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 10                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : 80-88 AND 91-100 PS STRUCTURES     
REMARK 210                                   FORM TRAJECTORY                    
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 10                  
REMARK 210                                                                      
REMARK 210 REMARK: THIS FILE CONTAINS THE COORDINATES OF 10 STRUCTURES FROM     
REMARK 210  80-88 AND 91-100 PS.                                                
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
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                                             
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   DG A    11     H3    DT A    12              1.36            
REMARK 500   O2    DT A     7     H22   DG A    11              1.52            
REMARK 500   OP1   DG A     2     H3    DT A     3              1.55            
REMARK 500   H1    DG A     6     O6    DG A    10              1.56            
REMARK 500   O5'   DG A     1     H1    DG A     8              1.57            
REMARK 500   H1    DG A    10     O6    DG A    15              1.58            
REMARK 500   H1    DG A     1     O6    DG A     6              1.58            
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  1  DT A   4   C5     DT A   4   C7      0.048                       
REMARK 500  1  DG A   5   C2'    DG A   5   C1'     0.088                       
REMARK 500  1  DG A   8   C4'    DG A   8   C3'     0.064                       
REMARK 500  1  DG A   8   C2'    DG A   8   C1'     0.063                       
REMARK 500  1  DG A  10   C5'    DG A  10   C4'     0.042                       
REMARK 500  1  DT A  12   C5'    DT A  12   C4'     0.053                       
REMARK 500  1  DT A  12   C2'    DT A  12   C1'     0.065                       
REMARK 500  2  DT A   3   C5     DT A   3   C7      0.054                       
REMARK 500  2  DT A   4   C5     DT A   4   C7      0.047                       
REMARK 500  2  DG A   8   C5'    DG A   8   C4'     0.042                       
REMARK 500  2  DG A   8   C2'    DG A   8   C1'     0.062                       
REMARK 500  2  DG A  10   C5'    DG A  10   C4'     0.043                       
REMARK 500  2  DG A  11   C6     DG A  11   N1     -0.049                       
REMARK 500  2  DT A  12   C5     DT A  12   C7      0.037                       
REMARK 500  2  DT A  13   C5     DT A  13   C7      0.041                       
REMARK 500  3  DT A   3   C4     DT A   3   C5     -0.065                       
REMARK 500  3  DT A   4   C5'    DT A   4   C4'     0.046                       
REMARK 500  3  DG A  10   C5'    DG A  10   C4'     0.043                       
REMARK 500  3  DT A  12   C5'    DT A  12   C4'     0.048                       
REMARK 500  4  DT A   3   C5     DT A   3   C7      0.036                       
REMARK 500  4  DG A   5   C2'    DG A   5   C1'     0.063                       
REMARK 500  4  DT A   7   C5     DT A   7   C7      0.040                       
REMARK 500  4  DG A   8   C2'    DG A   8   C1'     0.082                       
REMARK 500  4  DT A   9   C5'    DT A   9   C4'     0.044                       
REMARK 500  4  DG A  10   C5'    DG A  10   C4'     0.048                       
REMARK 500  4  DT A  12   C5     DT A  12   C7      0.044                       
REMARK 500  4  DT A  13   C5     DT A  13   C7      0.046                       
REMARK 500  5  DG A   2   C5'    DG A   2   C4'     0.067                       
REMARK 500  5  DT A   3   C5     DT A   3   C7      0.049                       
REMARK 500  5  DT A   4   C5     DT A   4   C7      0.048                       
REMARK 500  5  DG A   5   P      DG A   5   OP1    -0.128                       
REMARK 500  5  DG A   5   P      DG A   5   OP2    -0.123                       
REMARK 500  5  DG A   5   P      DG A   5   O5'    -0.079                       
REMARK 500  5  DG A   5   C6     DG A   5   N1     -0.044                       
REMARK 500  5  DG A   8   C5'    DG A   8   C4'     0.053                       
REMARK 500  5  DG A   8   C2'    DG A   8   C1'     0.069                       
REMARK 500  5  DT A   9   P      DT A   9   O5'     0.072                       
REMARK 500  5  DT A  12   C5     DT A  12   C7      0.041                       
REMARK 500  5  DT A  13   C5     DT A  13   C7      0.052                       
REMARK 500  5  DG A  14   C3'    DG A  14   C2'     0.075                       
REMARK 500  6  DG A   5   C2     DG A   5   N2     -0.061                       
REMARK 500  6  DT A   7   C5     DT A   7   C7      0.072                       
REMARK 500  6  DT A  12   C2'    DT A  12   C1'     0.061                       
REMARK 500  6  DT A  12   C5     DT A  12   C7      0.049                       
REMARK 500  6  DT A  13   C5     DT A  13   C7      0.037                       
REMARK 500  7  DG A   2   C5'    DG A   2   C4'     0.043                       
REMARK 500  7  DT A   4   C5     DT A   4   C7      0.042                       
REMARK 500  7  DG A   5   C5'    DG A   5   C4'     0.044                       
REMARK 500  7  DT A   7   N1     DT A   7   C2     -0.059                       
REMARK 500  7  DT A   7   N3     DT A   7   C4     -0.054                       
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      77 BOND DEVIATIONS.                              
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  1  DG A   1   C4' -  C3' -  C2' ANGL. DEV. =  -7.1 DEGREES          
REMARK 500  1  DG A   1   O4' -  C1' -  C2' ANGL. DEV. = -10.0 DEGREES          
REMARK 500  1  DG A   1   O4' -  C1' -  N9  ANGL. DEV. =   6.4 DEGREES          
REMARK 500  1  DG A   1   N3  -  C2  -  N2  ANGL. DEV. =  -4.4 DEGREES          
REMARK 500  1  DG A   2   C4' -  C3' -  C2' ANGL. DEV. =  -6.3 DEGREES          
REMARK 500  1  DG A   2   O4' -  C1' -  C2' ANGL. DEV. =  -7.6 DEGREES          
REMARK 500  1  DG A   2   O4' -  C1' -  N9  ANGL. DEV. =  14.8 DEGREES          
REMARK 500  1  DG A   2   C3' -  O3' -  P   ANGL. DEV. =  14.2 DEGREES          
REMARK 500  1  DT A   3   C4' -  C3' -  C2' ANGL. DEV. =  -5.5 DEGREES          
REMARK 500  1  DT A   3   O4' -  C1' -  C2' ANGL. DEV. = -10.9 DEGREES          
REMARK 500  1  DT A   3   O4' -  C1' -  N1  ANGL. DEV. =   7.6 DEGREES          
REMARK 500  1  DT A   3   C6  -  C5  -  C7  ANGL. DEV. =  -4.7 DEGREES          
REMARK 500  1  DT A   4   C1' -  O4' -  C4' ANGL. DEV. =   4.3 DEGREES          
REMARK 500  1  DT A   4   C4' -  C3' -  C2' ANGL. DEV. =  -5.9 DEGREES          
REMARK 500  1  DT A   4   O4' -  C1' -  C2' ANGL. DEV. =  -9.0 DEGREES          
REMARK 500  1  DT A   4   O4' -  C1' -  N1  ANGL. DEV. =   2.1 DEGREES          
REMARK 500  1  DT A   4   C6  -  C5  -  C7  ANGL. DEV. =  -5.4 DEGREES          
REMARK 500  1  DG A   5   C4' -  C3' -  C2' ANGL. DEV. =  -5.0 DEGREES          
REMARK 500  1  DG A   5   O4' -  C1' -  C2' ANGL. DEV. =  -9.6 DEGREES          
REMARK 500  1  DG A   5   O4' -  C1' -  N9  ANGL. DEV. =   5.3 DEGREES          
REMARK 500  1  DG A   6   C4' -  C3' -  C2' ANGL. DEV. =  -4.4 DEGREES          
REMARK 500  1  DG A   6   O4' -  C1' -  C2' ANGL. DEV. =  -6.8 DEGREES          
REMARK 500  1  DG A   6   O4' -  C1' -  N9  ANGL. DEV. =   9.1 DEGREES          
REMARK 500  1  DT A   7   C4' -  C3' -  C2' ANGL. DEV. =  -6.7 DEGREES          
REMARK 500  1  DT A   7   O4' -  C1' -  C2' ANGL. DEV. =  -9.0 DEGREES          
REMARK 500  1  DT A   7   O4' -  C1' -  N1  ANGL. DEV. =   4.3 DEGREES          
REMARK 500  1  DT A   7   C5  -  C6  -  N1  ANGL. DEV. =  -3.9 DEGREES          
REMARK 500  1  DT A   7   N3  -  C2  -  O2  ANGL. DEV. =  -3.7 DEGREES          
REMARK 500  1  DT A   7   C3' -  O3' -  P   ANGL. DEV. =   8.8 DEGREES          
REMARK 500  1  DG A   8   C1' -  O4' -  C4' ANGL. DEV. =   5.3 DEGREES          
REMARK 500  1  DG A   8   C3' -  C2' -  C1' ANGL. DEV. =   9.0 DEGREES          
REMARK 500  1  DG A   8   O4' -  C1' -  C2' ANGL. DEV. =  -8.9 DEGREES          
REMARK 500  1  DG A   8   O4' -  C1' -  N9  ANGL. DEV. =   5.4 DEGREES          
REMARK 500  1  DT A   9   C4' -  C3' -  C2' ANGL. DEV. =  -4.9 DEGREES          
REMARK 500  1  DT A   9   O4' -  C1' -  C2' ANGL. DEV. =  -6.6 DEGREES          
REMARK 500  1  DT A   9   O4' -  C1' -  N1  ANGL. DEV. =   5.8 DEGREES          
REMARK 500  1  DT A   9   C4  -  C5  -  C6  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  1  DT A   9   N3  -  C2  -  O2  ANGL. DEV. =  -6.2 DEGREES          
REMARK 500  1  DT A   9   C6  -  C5  -  C7  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500  1  DT A   9   C3' -  O3' -  P   ANGL. DEV. =  11.8 DEGREES          
REMARK 500  1  DG A  10   C4' -  C3' -  C2' ANGL. DEV. =  -6.3 DEGREES          
REMARK 500  1  DG A  10   O4' -  C1' -  C2' ANGL. DEV. = -11.3 DEGREES          
REMARK 500  1  DG A  10   O4' -  C1' -  N9  ANGL. DEV. =   6.3 DEGREES          
REMARK 500  1  DG A  11   O4' -  C1' -  C2' ANGL. DEV. =  -7.7 DEGREES          
REMARK 500  1  DG A  11   O4' -  C1' -  N9  ANGL. DEV. =   5.9 DEGREES          
REMARK 500  1  DT A  12   C5' -  C4' -  O4' ANGL. DEV. =   7.3 DEGREES          
REMARK 500  1  DT A  12   O4' -  C1' -  N1  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500  1  DT A  12   N3  -  C2  -  O2  ANGL. DEV. =  -4.5 DEGREES          
REMARK 500  1  DT A  12   C6  -  C5  -  C7  ANGL. DEV. =  -4.2 DEGREES          
REMARK 500  1  DT A  12   C3' -  O3' -  P   ANGL. DEV. =   8.4 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     602 ANGLE DEVIATIONS.                             
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1QDF   RELATED DB: PDB                                   
REMARK 900 OLDER STRUCTURE DETERMINATION                                        
DBREF  1C32 A    1    15  PDB    1C32     1C32             1     15             
SEQRES   1 A   15   DG  DG  DT  DT  DG  DG  DT  DG  DT  DG  DG  DT  DT          
SEQRES   2 A   15   DG  DG                                                      
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
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      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000                         
MODEL        1