HEADER    DNA                                     10-DEC-04   1Y84              
TITLE     CRYSTAL STRUCTURE OF THE A-DNA GCGTAT*CGC WITH A 2'-O-[2-(IMIDAZOLYL) 
TITLE    2 ETHYL] THYMIDINE (T*)                                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 5'-D(*GP*CP*GP*TP*AP*(EIT)P*AP*CP*GP*C)-3';                
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES                                                       
KEYWDS    A-DNA, O2'-MODIFICATION, DECAMER., DNA                                
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.EGLI,G.MINASOV,V.TERESHKO,P.S.PALLAN,M.TEPLOVA,G.B.INAMATI,         
AUTHOR   2 E.A.LESNIK,S.R.OWENS,B.S.ROSS,T.P.PRAKASH,M.MANOHARAN                
REVDAT   3   23-AUG-23 1Y84    1       REMARK LINK                              
REVDAT   2   24-FEB-09 1Y84    1       VERSN                                    
REVDAT   1   28-JUN-05 1Y84    0                                                
JRNL        AUTH   M.EGLI,G.MINASOV,V.TERESHKO,P.S.PALLAN,M.TEPLOVA,            
JRNL        AUTH 2 G.B.INAMATI,E.A.LESNIK,S.R.OWENS,B.S.ROSS,T.P.PRAKASH,       
JRNL        AUTH 3 M.MANOHARAN                                                  
JRNL        TITL   PROBING THE INFLUENCE OF STEREOELECTRONIC EFFECTS ON THE     
JRNL        TITL 2 BIOPHYSICAL PROPERTIES OF OLIGONUCLEOTIDES: COMPREHENSIVE    
JRNL        TITL 3 ANALYSIS OF THE RNA AFFINITY, NUCLEASE RESISTANCE, AND       
JRNL        TITL 4 CRYSTAL STRUCTURE OF TEN 2'-O-RIBONUCLEIC ACID               
JRNL        TITL 5 MODIFICATIONS.                                               
JRNL        REF    BIOCHEMISTRY                  V.  44  9045 2005              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   15966728                                                     
JRNL        DOI    10.1021/BI050574M                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 96.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 6507                           
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 SET) : 0.165                           
REMARK   3   FREE R VALUE                     : 0.189                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 676                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.64                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 94.30                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2571                       
REMARK   3   BIN FREE R VALUE                    : 0.2854                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 43                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 0                                       
REMARK   3   NUCLEIC ACID ATOMS       : 420                                     
REMARK   3   HETEROGEN ATOMS          : 15                                      
REMARK   3   SOLVENT ATOMS            : 114                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 21.30                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -5.98700                                             
REMARK   3    B22 (A**2) : 4.32900                                              
REMARK   3    B33 (A**2) : 1.65800                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
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  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : 1.370                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : ISOTROPIC                                 
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: CONJUGATE GRADIENT REFINEMENT USING       
REMARK   3  MAXIMUM LIKELIHOOD TARGET FOR AMPLITUDES                            
REMARK   4                                                                      
REMARK   4 1Y84 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-DEC-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000031235.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 06-JUL-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : 6.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IIC                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 6710                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 25.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.2                               
REMARK 200  DATA REDUNDANCY                : 4.200                              
REMARK 200  R MERGE                    (I) : 0.09600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.66                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 95.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.37600                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 410D                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 35.34                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.90                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 10%MPD, 40MM NA-CACODILATE, 12 MM        
REMARK 280  SPERMINE, 80MM NACL, 12MM KCL, 20MM MGCL2, PH 6.0, VAPOR            
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 295K                           
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       12.04850            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       23.13000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       21.53550            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       23.13000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       12.04850            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       21.53550            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: CHAINS A AND B FORM DUPLEX                                   
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: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500     DG B  11         0.06    SIDE CHAIN                              
REMARK 500     DC B  12         0.07    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 101  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A 102   O                                                      
REMARK 620 2 HOH A 103   O   173.9                                              
REMARK 620 3 HOH A 104   O    96.9  88.9                                        
REMARK 620 4 HOH A 106   O    90.3  87.2  96.5                                  
REMARK 620 5 HOH B 105   O    85.1  89.5 169.6  93.7                            
REMARK 620 6 HOH B 107   O    93.1  89.3  85.1 176.1  84.6                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SPM B 100                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 101                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1Y7F   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE A-DNA GCGTAT*CGC WITH A 2'-O-[2-            
REMARK 900 [HYDROXY(METHYLENEAMINO)OXY]ETHYL] THYMIDINE (T*)                    
REMARK 900 RELATED ID: 1Y86   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE A-DNA GCGTAT*CGC WITH A 2'-O-[2-(FLUORO)    
REMARK 900 ETHYL] THYMIDINE (T*)                                                
DBREF  1Y84 A    1    10  PDB    1Y84     1Y84             1     10             
DBREF  1Y84 B   11    20  PDB    1Y84     1Y84            11     20             
SEQRES   1 A   10   DG  DC  DG  DT  DA EIT  DA  DC  DG  DC                      
SEQRES   1 B   10   DG  DC  DG  DT  DA EIT  DA  DC  DG  DC                      
MODRES 1Y84 EIT A    6   DT                                                     
MODRES 1Y84 EIT B   16   DT                                                     
HET    EIT  A   6      34                                                       
HET    EIT  B  16      28                                                       
HET     MG  A 101       1                                                       
HET    SPM  B 100      14                                                       
HETNAM     EIT ((3R,4R,5R)-4-(2-(1H-IMIDAZOL-1-YL)ETHOXY)-3-HYDROXY-5-          
HETNAM   2 EIT  (5-METHYL-2,4-DIOXO-3,4-DIHYDROPYRIMIDIN-1(2H)-YL)-             
HETNAM   3 EIT  TETRAHYDROFURAN-2-YL)METHYL DIHYDROGEN PHOSPHATE                
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     SPM SPERMINE                                                         
HETSYN     EIT 2'-O-[1-ETHYL-1H-IMIDAZOL)] THYMIDINE-5'-MONOPHOSPHATE           
FORMUL   1  EIT    2(C15 H21 N4 O9 P)                                           
FORMUL   3   MG    MG 2+                                                        
FORMUL   4  SPM    C10 H26 N4                                                   
FORMUL   5  HOH   *114(H2 O)                                                    
LINK         O3'  DA A   5                 P   EIT A   6     1555   1555  1.61  
LINK         O3' EIT A   6                 P    DA A   7     1555   1555  1.60  
LINK         O3'  DA B  15                 P   EIT B  16     1555   1555  1.61  
LINK         O3' EIT B  16                 P    DA B  17     1555   1555  1.61  
LINK        MG    MG A 101                 O   HOH A 102     1555   1555  2.13  
LINK        MG    MG A 101                 O   HOH A 103     1555   1555  2.05  
LINK        MG    MG A 101                 O   HOH A 104     1555   1555  2.02  
LINK        MG    MG A 101                 O   HOH A 106     1555   1555  2.05  
LINK        MG    MG A 101                 O   HOH B 105     1555   1555  2.27  
LINK        MG    MG A 101                 O   HOH B 107     1555   1555  1.96  
SITE     1 AC1 10  DA A   5  EIT A   6  HOH A 122   DG B  13                    
SITE     2 AC1 10  DT B  14   DC B  18   DG B  19   DC B  20                    
SITE     3 AC1 10 HOH B 157  HOH B 163                                          
SITE     1 AC2  6 HOH A 102  HOH A 103  HOH A 104  HOH A 106                    
SITE     2 AC2  6 HOH B 105  HOH B 107                                          
CRYST1   24.097   43.071   46.260  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      0.041499  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.023217  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.021617        0.00000