HEADER    DNA                                     12-NOV-11   3UM4              
TITLE     X-RAY DIFFRACTION STUDIES OF RING CRYSTALS OBTAINED FOR D(CACGCG)     
TITLE    2 .D(CGCGTG): STAGE (I) HEXAGONAL PLATES                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 6-MER DNA;                                                 
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 OTHER_DETAILS: CHEMICALLY SYNTHESIZED BY M/S MICROSYNTH              
KEYWDS    Z-TYPE DNA DOUBLE HELIX, RING CRYSTAL, CRYSTAL MORPHOLOGY, DNA        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    P.K.MANDAL,S.VENKADESH,N.GAUTHAM                                      
REVDAT   3   03-APR-24 3UM4    1       REMARK                                   
REVDAT   2   20-MAR-24 3UM4    1       REMARK                                   
REVDAT   1   25-JUL-12 3UM4    0                                                
JRNL        AUTH   P.K.MANDAL,A.R.CHANDRASEKARAN,B.R.MADHANAGOPAL,S.VENKADESH,  
JRNL        AUTH 2 N.GAUTHAM                                                    
JRNL        TITL   RING CRYSTALS OF OLIGONUCLEOTIDES: GROWTH STAGES AND X-RAY   
JRNL        TITL 2 DIFFRACTION STUDIES                                          
JRNL        REF    J.CRYST.GROWTH                V. 354    20 2012              
JRNL        REFN                   ISSN 0022-0248                               
JRNL        DOI    10.1016/J.JCRYSGRO.2012.05.029                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.82 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.82                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.32                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 91.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 316                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.242                           
REMARK   3   R VALUE            (WORKING SET) : 0.241                           
REMARK   3   FREE R VALUE                     : 0.262                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.800                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 16                              
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.82                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.89                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 31                           
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 89.19                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3900                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 2                            
REMARK   3   BIN FREE R VALUE                    : 0.1550                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 0                                       
REMARK   3   NUCLEIC ACID ATOMS       : 165                                     
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 3                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 41.70                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 27.85                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.09000                                             
REMARK   3    B22 (A**2) : -0.09000                                             
REMARK   3    B33 (A**2) : 0.14000                                              
REMARK   3    B12 (A**2) : -0.05000                                             
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.564         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.417         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 22.213        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.948                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.943                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):   183 ; 0.016 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):   280 ; 2.391 ; 3.000       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):  NULL ;  NULL ;  NULL       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):    88 ; 0.007 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):    79 ; 0.299 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):    87 ; 0.303 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):     3 ; 0.277 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    22 ; 0.347 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     1 ; 0.511 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: THE DNA OLIGONUCLEOTIDE HAS SIX BASE      
REMARK   3  PAIRS (D(CACGCG).D(CGCGTG)) AND FORMS THE Z-TYPE DOUBLE HELICAL     
REMARK   3  STRUCTURE. THE STRUCTURE HAS STATISTICAL DIS-ORDER AND THE          
REMARK   3  ASYMMETRIC UNIT CONTAINS A TETRAMERIC DUPLEX WHICH COULD STAND      
REMARK   3  FOR EITHER CPGPCPG/CPGPCPG OR CPAPCPG/CPGPTPG OR CPGPCPA/           
REMARK   3  TPGPCPG. DUE TO DISORDER, THE TETRANUCLEOTIDE WAS CONSTRUCTED AS    
REMARK   3  TPGPTPG/TPGPTPG IN WHICH THE C5 METHYL GROUP OF THYMINE WAS         
REMARK   3  ASSIGNED OCCUPANCY OF 1/6 AND N2 OF GUANINE WAS ASSIGNED            
REMARK   3  OCCUPANCY OF 5/6.                                                   
REMARK   4                                                                      
REMARK   4 3UM4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 15-FEB-12.                  
REMARK 100 THE DEPOSITION ID IS D_1000068925.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-OCT-09                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7                                  
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          : BRUKER AXS MICROSTAR               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54                               
REMARK 200  MONOCHROMATOR                  : GRAPHITE                           
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MAR SCANNER 345 MM PLATE           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : AUTOMAR                            
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 343                                
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.810                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 93.0                               
REMARK 200  DATA REDUNDANCY                : 3.220                              
REMARK 200  R MERGE                    (I) : 0.06570                            
REMARK 200  R SYM                      (I) : 0.04590                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.5000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.81                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.91                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 93.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.93                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.34860                            
REMARK 200  R SYM FOR SHELL            (I) : 0.25350                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.400                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: Z-TYPE DNA TETRANUCLEOTIDE BUILT USING INSIGHTII     
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 21.73                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.57                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1MM DNA, 75MM SODIUM CACODYLATE          
REMARK 280  TRIHYDRATE BUFFER (PH 7.0), 0.5MM COBALT HEXAMMINE CHLORIDE,        
REMARK 280  0.75MM SPERMINE, EQUILIBRATED AGAINST 50% METHYL PENTANE DIOL       
REMARK 280  (MPD), VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32                             
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
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       28.33000            
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       14.16500            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 470 ANGSTROM**2                           
REMARK 350 SURFACE AREA OF THE COMPLEX: 1720 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -10.0 KCAL/MOL                        
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: 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     DT A   1   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500     DT A   1   N1  -  C2  -  N3  ANGL. DEV. =   4.2 DEGREES          
REMARK 500     DT A   3   O4' -  C1' -  N1  ANGL. DEV. =   3.7 DEGREES          
REMARK 500     DT B   5   O4' -  C1' -  N1  ANGL. DEV. =   2.9 DEGREES          
REMARK 500     DT B   5   N3  -  C2  -  O2  ANGL. DEV. =  -3.9 DEGREES          
REMARK 500     DG B   8   O4' -  C1' -  N9  ANGL. DEV. =   2.5 DEGREES          
REMARK 500     DG B   8   C5  -  C6  -  O6  ANGL. DEV. =  -4.8 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3ULM   RELATED DB: PDB                                   
REMARK 900 THE 3ULM STRUCTURE IS OF STAGE (II) IN THE RING CRYSTAL FORMATION    
REMARK 900 SEEN IN OLIGONUCLEOTIDE.                                             
REMARK 900 RELATED ID: 3ULN   RELATED DB: PDB                                   
REMARK 900 THE 3ULN STRUCTURE IS OF STAGE (III) IN THE RING CRYSTAL FORMATION   
REMARK 900 SEEN IN OLIGONUCLEOTIDE.                                             
REMARK 900 RELATED ID: 3ULO   RELATED DB: PDB                                   
REMARK 900 THE 3ULO STRUCTURE IS OF STAGE (IV) IN THE RING CRYSTAL FORMATION    
REMARK 900 SEEN IN OLIGONUCLEOTIDE.                                             
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE ACTUAL DNA SEQUENCE FOR THE THIS STUDY IS D(CACGCG).(CGCGTG)     
DBREF  3UM4 A    1     4  PDB    3UM4     3UM4             1      4             
DBREF  3UM4 B    5     8  PDB    3UM4     3UM4             5      8             
SEQRES   1 A    4   DT  DG  DT  DG                                              
SEQRES   1 B    4   DT  DG  DT  DG                                              
FORMUL   3  HOH   *3(H2 O)                                                      
CRYST1   17.693   17.693   42.495  90.00  90.00 120.00 P 32          6          
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      0.056520  0.032632  0.000000        0.00000                         
SCALE2      0.000000  0.065263  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.023532        0.00000                         
ATOM      1  P    DT A   1       1.005  -7.578  -1.349  0.50 32.74           P  
ATOM      2  OP1  DT A   1       1.802  -6.521  -2.027  0.50 30.04           O  
ATOM      3  OP2  DT A   1      -0.180  -8.135  -2.062  0.50 33.62           O  
ATOM      4  O5'  DT A   1       1.875  -8.849  -0.852  1.00 31.63           O  
ATOM      5  C5'  DT A   1       3.102  -8.712  -0.171  1.00 30.01           C  
ATOM      6  C4'  DT A   1       4.281  -8.555  -1.123  1.00 28.87           C  
ATOM      7  O4'  DT A   1       4.281  -7.292  -1.852  1.00 29.04           O  
ATOM      8  C3'  DT A   1       5.604  -8.563  -0.387  1.00 28.65           C  
ATOM      9  O3'  DT A   1       6.482  -9.263  -1.210  1.00 31.40           O  
ATOM     10  C2'  DT A   1       5.955  -7.086  -0.224  1.00 27.35           C  
ATOM     11  C1'  DT A   1       5.445  -6.512  -1.522  1.00 25.53           C  
ATOM     12  N1   DT A   1       5.184  -5.020  -1.576  1.00 24.61           N  
ATOM     13  C2   DT A   1       6.205  -4.290  -2.096  1.00 24.66           C  
ATOM     14  O2   DT A   1       7.222  -4.806  -2.429  1.00 28.82           O  
ATOM     15  N3   DT A   1       6.049  -2.948  -2.227  1.00 25.79           N  
ATOM     16  C4   DT A   1       4.938  -2.221  -1.857  1.00 28.15           C  
ATOM     17  O4   DT A   1       4.953  -0.979  -2.020  1.00 27.98           O  
ATOM     18  C5   DT A   1       3.838  -3.045  -1.299  1.00 26.83           C  
ATOM     19  C7   DT A   1       2.546  -2.408  -0.876  0.17 26.19           C  
ATOM     20  C6   DT A   1       4.008  -4.390  -1.191  1.00 25.24           C  
ATOM     21  P    DG A   2       7.585 -10.241  -0.580  1.00 33.40           P  
ATOM     22  OP1  DG A   2       7.039 -10.615   0.757  1.00 34.83           O  
ATOM     23  OP2  DG A   2       8.935  -9.617  -0.649  1.00 34.42           O  
ATOM     24  O5'  DG A   2       7.588 -11.461  -1.616  1.00 28.77           O  
ATOM     25  C5'  DG A   2       7.927 -11.258  -2.970  1.00 26.97           C  
ATOM     26  C4'  DG A   2       6.939 -12.076  -3.757  1.00 26.39           C  
ATOM     27  O4'  DG A   2       5.677 -11.405  -3.665  1.00 24.00           O  
ATOM     28  C3'  DG A   2       7.243 -12.179  -5.235  1.00 27.41           C  
ATOM     29  O3'  DG A   2       7.960 -13.392  -5.468  1.00 28.59           O  
ATOM     30  C2'  DG A   2       5.877 -12.118  -5.922  1.00 27.63           C  
ATOM     31  C1'  DG A   2       4.901 -11.743  -4.804  1.00 27.61           C  
ATOM     32  N9   DG A   2       3.965 -10.630  -5.087  1.00 29.57           N  
ATOM     33  C8   DG A   2       2.616 -10.684  -5.374  1.00 29.76           C  
ATOM     34  N7   DG A   2       2.062  -9.506  -5.569  1.00 30.53           N  
ATOM     35  C5   DG A   2       3.090  -8.590  -5.384  1.00 30.62           C  
ATOM     36  C6   DG A   2       3.114  -7.161  -5.456  1.00 31.44           C  
ATOM     37  O6   DG A   2       2.191  -6.367  -5.711  1.00 33.39           O  
ATOM     38  N1   DG A   2       4.392  -6.645  -5.208  1.00 31.26           N  
ATOM     39  C2   DG A   2       5.518  -7.424  -4.932  1.00 32.30           C  
ATOM     40  N2   DG A   2       6.706  -6.828  -4.708  0.83 29.24           N  
ATOM     41  N3   DG A   2       5.495  -8.754  -4.859  1.00 33.53           N  
ATOM     42  C4   DG A   2       4.259  -9.275  -5.090  1.00 31.49           C  
ATOM     43  P    DT A   3       8.437 -13.768  -6.966  0.50 29.66           P  
ATOM     44  OP1  DT A   3       7.275 -14.354  -7.701  0.50 28.31           O  
ATOM     45  OP2  DT A   3       9.717 -14.517  -6.820  0.50 27.03           O  
ATOM     46  O5'  DT A   3       8.726 -12.341  -7.643  1.00 29.62           O  
ATOM     47  C5'  DT A   3       9.980 -11.628  -7.351  1.00 32.98           C  
ATOM     48  C4'  DT A   3      10.140 -10.274  -8.079  1.00 33.34           C  
ATOM     49  O4'  DT A   3       8.942  -9.834  -8.838  1.00 31.09           O  
ATOM     50  C3'  DT A   3      10.489  -9.093  -7.141  1.00 33.40           C  
ATOM     51  O3'  DT A   3      11.391  -8.206  -7.808  1.00 33.50           O  
ATOM     52  C2'  DT A   3       9.128  -8.419  -6.963  1.00 30.61           C  
ATOM     53  C1'  DT A   3       8.654  -8.506  -8.414  1.00 25.66           C  
ATOM     54  N1   DT A   3       7.270  -8.166  -8.607  1.00 21.49           N  
ATOM     55  C2   DT A   3       7.058  -6.851  -8.795  1.00 22.80           C  
ATOM     56  O2   DT A   3       7.979  -6.051  -8.780  1.00 26.00           O  
ATOM     57  N3   DT A   3       5.758  -6.501  -8.991  1.00 21.98           N  
ATOM     58  C4   DT A   3       4.677  -7.330  -9.001  1.00 21.73           C  
ATOM     59  O4   DT A   3       3.561  -6.863  -9.168  1.00 21.83           O  
ATOM     60  C5   DT A   3       4.965  -8.727  -8.787  1.00 21.34           C  
ATOM     61  C7   DT A   3       3.872  -9.757  -8.777  0.17 21.46           C  
ATOM     62  C6   DT A   3       6.243  -9.069  -8.601  1.00 21.98           C  
ATOM     63  P    DG A   4      12.887  -7.993  -7.331  1.00 35.39           P  
ATOM     64  OP1  DG A   4      12.994  -8.274  -5.877  1.00 36.91           O  
ATOM     65  OP2  DG A   4      13.286  -6.634  -7.772  1.00 37.16           O  
ATOM     66  O5'  DG A   4      13.649  -9.150  -8.170  1.00 31.97           O  
ATOM     67  C5'  DG A   4      14.036  -8.976  -9.590  1.00 29.06           C  
ATOM     68  C4'  DG A   4      13.944 -10.313 -10.335  1.00 27.10           C  
ATOM     69  O4'  DG A   4      12.604 -10.845 -10.148  1.00 25.64           O  
ATOM     70  C3'  DG A   4      14.090 -10.254 -11.855  1.00 25.82           C  
ATOM     71  O3'  DG A   4      15.453 -10.436 -12.284  1.00 26.41           O  
ATOM     72  C2'  DG A   4      13.201 -11.382 -12.363  1.00 22.91           C  
ATOM     73  C1'  DG A   4      12.320 -11.746 -11.188  1.00 22.87           C  
ATOM     74  N9   DG A   4      10.909 -11.623 -11.512  1.00 26.38           N  
ATOM     75  C8   DG A   4      10.007 -12.655 -11.601  1.00 29.18           C  
ATOM     76  N7   DG A   4       8.784 -12.291 -11.907  1.00 28.77           N  
ATOM     77  C5   DG A   4       8.876 -10.922 -12.025  1.00 25.08           C  
ATOM     78  C6   DG A   4       7.863 -10.019 -12.354  1.00 23.96           C  
ATOM     79  O6   DG A   4       6.658 -10.241 -12.610  1.00 21.58           O  
ATOM     80  N1   DG A   4       8.402  -8.737 -12.372  1.00 24.44           N  
ATOM     81  C2   DG A   4       9.704  -8.370 -12.112  1.00 23.98           C  
ATOM     82  N2   DG A   4      10.001  -7.067 -12.161  0.83 22.23           N  
ATOM     83  N3   DG A   4      10.652  -9.220 -11.801  1.00 25.40           N  
ATOM     84  C4   DG A   4      10.166 -10.484 -11.782  1.00 26.13           C  
TER      85       DG A   4                                                      
ATOM     86  O5'  DT B   5       1.935  -1.190 -13.244  1.00 27.67           O  
ATOM     87  C5'  DT B   5       3.325  -1.198 -13.661  1.00 27.53           C  
ATOM     88  C4'  DT B   5       4.302  -1.186 -12.472  1.00 26.04           C  
ATOM     89  O4'  DT B   5       4.398  -2.494 -11.809  1.00 24.17           O  
ATOM     90  C3'  DT B   5       5.729  -0.843 -12.862  1.00 25.09           C  
ATOM     91  O3'  DT B   5       6.418  -0.193 -11.795  1.00 26.00           O  
ATOM     92  C2'  DT B   5       6.276  -2.240 -13.155  1.00 24.84           C  
ATOM     93  C1'  DT B   5       5.702  -3.036 -11.986  1.00 21.95           C  
ATOM     94  N1   DT B   5       5.651  -4.535 -12.167  1.00 19.57           N  
ATOM     95  C2   DT B   5       6.761  -5.300 -12.427  1.00 18.34           C  
ATOM     96  O2   DT B   5       7.897  -4.906 -12.540  1.00 20.15           O  
ATOM     97  N3   DT B   5       6.525  -6.620 -12.548  1.00 17.36           N  
ATOM     98  C4   DT B   5       5.347  -7.301 -12.430  1.00 18.18           C  
ATOM     99  O4   DT B   5       5.262  -8.515 -12.555  1.00 19.44           O  
ATOM    100  C5   DT B   5       4.219  -6.483 -12.164  1.00 18.53           C  
ATOM    101  C7   DT B   5       2.857  -7.104 -12.026  0.17 18.85           C  
ATOM    102  C6   DT B   5       4.436  -5.166 -12.038  1.00 20.48           C  
ATOM    103  P    DG B   6       7.726   0.715 -12.093  1.00 29.17           P  
ATOM    104  OP1  DG B   6       7.336   1.763 -13.079  1.00 27.98           O  
ATOM    105  OP2  DG B   6       8.849  -0.200 -12.431  1.00 28.19           O  
ATOM    106  O5'  DG B   6       8.197   1.564 -10.764  1.00 29.07           O  
ATOM    107  C5'  DG B   6       7.911   1.119  -9.436  1.00 29.40           C  
ATOM    108  C4'  DG B   6       6.812   1.973  -8.834  1.00 29.07           C  
ATOM    109  O4'  DG B   6       5.591   1.524  -9.467  1.00 28.60           O  
ATOM    110  C3'  DG B   6       6.598   1.724  -7.347  1.00 30.61           C  
ATOM    111  O3'  DG B   6       7.330   2.695  -6.529  1.00 28.98           O  
ATOM    112  C2'  DG B   6       5.062   1.788  -7.190  1.00 31.53           C  
ATOM    113  C1'  DG B   6       4.493   1.536  -8.584  1.00 30.81           C  
ATOM    114  N9   DG B   6       3.760   0.270  -8.685  1.00 33.17           N  
ATOM    115  C8   DG B   6       2.395   0.067  -8.830  1.00 34.66           C  
ATOM    116  N7   DG B   6       2.055  -1.205  -8.859  1.00 35.38           N  
ATOM    117  C5   DG B   6       3.262  -1.902  -8.733  1.00 34.40           C  
ATOM    118  C6   DG B   6       3.563  -3.299  -8.696  1.00 33.51           C  
ATOM    119  O6   DG B   6       2.828  -4.290  -8.777  1.00 34.14           O  
ATOM    120  N1   DG B   6       4.919  -3.541  -8.545  1.00 33.80           N  
ATOM    121  C2   DG B   6       5.885  -2.560  -8.424  1.00 35.57           C  
ATOM    122  N2   DG B   6       7.159  -2.964  -8.273  0.83 34.77           N  
ATOM    123  N3   DG B   6       5.631  -1.252  -8.463  1.00 35.72           N  
ATOM    124  C4   DG B   6       4.308  -0.996  -8.625  1.00 34.33           C  
ATOM    125  P    DT B   7       6.989   2.974  -4.966  0.50 28.02           P  
ATOM    126  OP1  DT B   7       5.712   2.353  -4.536  0.50 27.29           O  
ATOM    127  OP2  DT B   7       7.195   4.429  -4.778  0.50 29.22           O  
ATOM    128  O5'  DT B   7       8.160   2.235  -4.177  1.00 27.24           O  
ATOM    129  C5'  DT B   7       9.209   1.644  -4.936  1.00 28.32           C  
ATOM    130  C4'  DT B   7       9.332   0.152  -4.638  1.00 27.80           C  
ATOM    131  O4'  DT B   7       8.038  -0.507  -4.598  1.00 28.20           O  
ATOM    132  C3'  DT B   7      10.201  -0.677  -5.576  1.00 27.23           C  
ATOM    133  O3'  DT B   7      11.238  -1.140  -4.714  1.00 28.67           O  
ATOM    134  C2'  DT B   7       9.250  -1.766  -6.114  1.00 25.77           C  
ATOM    135  C1'  DT B   7       8.234  -1.854  -4.975  1.00 25.26           C  
ATOM    136  N1   DT B   7       6.884  -2.516  -5.140  1.00 23.71           N  
ATOM    137  C2   DT B   7       6.831  -3.878  -5.228  1.00 23.53           C  
ATOM    138  O2   DT B   7       7.818  -4.601  -5.217  1.00 20.36           O  
ATOM    139  N3   DT B   7       5.550  -4.383  -5.340  1.00 26.13           N  
ATOM    140  C4   DT B   7       4.315  -3.735  -5.364  1.00 26.25           C  
ATOM    141  O4   DT B   7       3.249  -4.385  -5.487  1.00 21.99           O  
ATOM    142  C5   DT B   7       4.455  -2.275  -5.254  1.00 25.27           C  
ATOM    143  C7   DT B   7       3.265  -1.356  -5.255  0.17 24.87           C  
ATOM    144  C6   DT B   7       5.705  -1.771  -5.145  1.00 24.79           C  
ATOM    145  P    DG B   8      12.752  -1.135  -5.200  1.00 28.82           P  
ATOM    146  OP1  DG B   8      12.858   0.139  -5.957  1.00 29.69           O  
ATOM    147  OP2  DG B   8      13.049  -2.429  -5.873  1.00 27.08           O  
ATOM    148  O5'  DG B   8      13.663  -1.027  -3.867  1.00 26.18           O  
ATOM    149  C5'  DG B   8      13.113  -0.877  -2.586  1.00 25.90           C  
ATOM    150  C4'  DG B   8      13.296   0.510  -2.002  1.00 24.60           C  
ATOM    151  O4'  DG B   8      12.117   1.239  -2.357  1.00 25.21           O  
ATOM    152  C3'  DG B   8      13.234   0.509  -0.474  1.00 26.28           C  
ATOM    153  O3'  DG B   8      14.542   0.642   0.101  1.00 28.95           O  
ATOM    154  C2'  DG B   8      12.360   1.694  -0.053  1.00 25.20           C  
ATOM    155  C1'  DG B   8      11.848   2.212  -1.380  1.00 26.04           C  
ATOM    156  N9   DG B   8      10.427   2.443  -1.265  1.00 27.08           N  
ATOM    157  C8   DG B   8       9.823   3.636  -0.959  1.00 30.04           C  
ATOM    158  N7   DG B   8       8.522   3.571  -0.901  1.00 32.19           N  
ATOM    159  C5   DG B   8       8.275   2.239  -1.177  1.00 31.67           C  
ATOM    160  C6   DG B   8       7.037   1.580  -1.255  1.00 35.47           C  
ATOM    161  O6   DG B   8       5.943   2.138  -1.061  1.00 41.38           O  
ATOM    162  N1   DG B   8       7.157   0.209  -1.586  1.00 34.31           N  
ATOM    163  C2   DG B   8       8.396  -0.411  -1.789  1.00 33.21           C  
ATOM    164  N2   DG B   8       8.412  -1.729  -2.080  0.83 31.33           N  
ATOM    165  N3   DG B   8       9.574   0.226  -1.715  1.00 30.43           N  
ATOM    166  C4   DG B   8       9.428   1.533  -1.401  1.00 28.40           C  
TER     167       DG B   8                                                      
HETATM  168  O   HOH A 101      12.178 -12.332  -0.594  1.00 34.31           O  
HETATM  169  O   HOH A 102       5.742 -14.777 -11.944  1.00  2.00           O  
HETATM  170  O   HOH B 101      15.333  -3.484  -8.083  1.00 30.80           O  
MASTER      283    0    0    0    0    0    0    6  168    2    0    2          
END                                                                             
