HEADER    DNA                                     29-SEP-21   7SDQ              
TITLE     [MC:AG+:U] METAL-MEDIATED DNA BASE PAIR IN A SELF-ASSEMBLING          
TITLE    2 RHOMBOHEDRAL LATTICE                                                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DNA (5'-D(*GP*AP*GP*CP*AP*GP*CP*CP*TP*GP*TP*(5CM)          
COMPND   3 P*TP*GP*GP*AP*CP*AP*TP*CP*A)-3');                                    
COMPND   4 CHAIN: A;                                                            
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: DNA (5'-D(P*CP*CP*AP*UP*AP*CP*A)-3');                      
COMPND   8 CHAIN: B;                                                            
COMPND   9 ENGINEERED: YES;                                                     
COMPND  10 MOL_ID: 3;                                                           
COMPND  11 MOLECULE: DNA (5'-D(P*GP*GP*CP*TP*GP*CP*T)-3');                      
COMPND  12 CHAIN: C;                                                            
COMPND  13 ENGINEERED: YES;                                                     
COMPND  14 MOL_ID: 4;                                                           
COMPND  15 MOLECULE: DNA (5'-D(P*CP*TP*GP*AP*TP*GP*T)-3');                      
COMPND  16 CHAIN: D;                                                            
COMPND  17 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT;                            
SOURCE   4 ORGANISM_TAXID: 32630;                                               
SOURCE   5 MOL_ID: 2;                                                           
SOURCE   6 SYNTHETIC: YES;                                                      
SOURCE   7 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT;                            
SOURCE   8 ORGANISM_TAXID: 32630;                                               
SOURCE   9 MOL_ID: 3;                                                           
SOURCE  10 SYNTHETIC: YES;                                                      
SOURCE  11 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT;                            
SOURCE  12 ORGANISM_TAXID: 32630;                                               
SOURCE  13 MOL_ID: 4;                                                           
SOURCE  14 SYNTHETIC: YES;                                                      
SOURCE  15 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT;                            
SOURCE  16 ORGANISM_TAXID: 32630                                                
KEYWDS    TENSEGRITY TRIANGLE, SELF-ASSEMBLING CRYSTAL, METAL-MEDIATED          
KEYWDS   2 MISMATCH, DNA                                                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    B.LU,S.VECCHIONI,N.C.SEEMAN,R.SHA,Y.P.OHAYON                          
REVDAT   2   19-APR-23 7SDQ    1       JRNL                                     
REVDAT   1   05-OCT-22 7SDQ    0                                                
JRNL        AUTH   S.VECCHIONI,B.LU,W.LIVERNOIS,Y.P.OHAYON,J.B.YODER,C.F.YANG,  
JRNL        AUTH 2 K.WOLOSZYN,W.BERNFELD,M.P.ANANTRAM,J.W.CANARY,               
JRNL        AUTH 3 W.A.HENDRICKSON,L.J.ROTHSCHILD,C.MAO,S.J.WIND,N.C.SEEMAN,    
JRNL        AUTH 4 R.SHA                                                        
JRNL        TITL   METAL-MEDIATED DNA NANOTECHNOLOGY IN 3D: STRUCTURAL LIBRARY  
JRNL        TITL 2 BY TEMPLATED DIFFRACTION.                                    
JRNL        REF    ADV MATER                            01938 2023              
JRNL        REFN                   ISSN 1521-4095                               
JRNL        PMID   36939292                                                     
JRNL        DOI    10.1002/ADMA.202201938                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    4.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.19.2_4158                                   
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2           
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 4.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 41.65                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.970                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 71.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 1875                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.200                           
REMARK   3   R VALUE            (WORKING SET) : 0.200                           
REMARK   3   FREE R VALUE                     : 0.209                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.810                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 109                             
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 41.6500 -  4.3000    0.71     1766   109  0.1997 0.2094        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.000            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 31.204           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 233.5                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 286.2                          
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  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.009            957                                  
REMARK   3   ANGLE     :  1.217           1469                                  
REMARK   3   CHIRALITY :  0.057            162                                  
REMARK   3   PLANARITY :  0.006             42                                  
REMARK   3   DIHEDRAL  : 38.229            417                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 4                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: (CHAIN 'A' AND RESID 1 THROUGH 21)                     
REMARK   3    ORIGIN FOR THE GROUP (A): -14.9079  -3.5377  23.5129              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   3.4014 T22:   1.8646                                     
REMARK   3      T33:   3.0092 T12:   0.4619                                     
REMARK   3      T13:   0.3576 T23:   0.4534                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   9.8855 L22:   6.1953                                     
REMARK   3      L33:   1.8280 L12:  -2.0599                                     
REMARK   3      L13:   2.9742 L23:  -7.1630                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0803 S12:  -0.9422 S13:  -1.5256                       
REMARK   3      S21:   1.7343 S22:   3.7543 S23:   7.0108                       
REMARK   3      S31:  -0.2571 S32:  -1.3220 S33:  -2.6142                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: (CHAIN 'B' AND RESID 1 THROUGH 7)                      
REMARK   3    ORIGIN FOR THE GROUP (A): -14.1493  -0.4530  22.2795              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   2.4459 T22:   3.1176                                     
REMARK   3      T33:   2.9380 T12:  -0.4602                                     
REMARK   3      T13:  -0.5342 T23:   0.6634                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   6.5467 L22:   3.0443                                     
REMARK   3      L33:   6.8022 L12:   0.4334                                     
REMARK   3      L13:  -4.8276 L23:   2.4628                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.7888 S12:   3.3577 S13:   1.9461                       
REMARK   3      S21:   0.6868 S22:   0.6219 S23:   2.3797                       
REMARK   3      S31:   2.8340 S32:  -3.0825 S33:  -1.1005                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: (CHAIN 'C' AND RESID 8 THROUGH 14)                     
REMARK   3    ORIGIN FOR THE GROUP (A): -17.1730 -20.6309  35.3005              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   2.4434 T22:   2.8283                                     
REMARK   3      T33:   5.8060 T12:   0.2194                                     
REMARK   3      T13:   0.3424 T23:   0.4888                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   9.1191 L22:   1.8039                                     
REMARK   3      L33:   4.6304 L12:   3.3107                                     
REMARK   3      L13:  -5.5816 L23:  -2.3986                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.9002 S12:  -2.3260 S13:   1.2487                       
REMARK   3      S21:  -0.6088 S22:   4.2634 S23:   7.4953                       
REMARK   3      S31:  -0.4096 S32:  -2.9264 S33:  -4.3321                       
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    SELECTION: (CHAIN 'D' AND RESID 1 THROUGH 7)                      
REMARK   3    ORIGIN FOR THE GROUP (A): -12.3809  19.0329   8.3657              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   3.6936 T22:   1.5520                                     
REMARK   3      T33:   2.7846 T12:  -0.0984                                     
REMARK   3      T13:   0.6480 T23:   0.7655                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   8.0928 L22:   3.1965                                     
REMARK   3      L33:   3.8173 L12:  -1.6572                                     
REMARK   3      L13:  -0.7684 L23:   1.2783                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -1.6298 S12:   4.1326 S13:  -3.5099                       
REMARK   3      S21:  -4.4161 S22:   2.3936 S23:  -0.0629                       
REMARK   3      S31:   0.9546 S32:  -1.7327 S33:  -0.2006                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 7SDQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-OCT-21.                  
REMARK 100 THE DEPOSITION ID IS D_1000259425.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 14-NOV-20                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 17-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.65313                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS EIGER2 X 9M                
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : AUTOPROC                           
REMARK 200  DATA SCALING SOFTWARE          : STARANISO                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 1899                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 4.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 65.373                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 87.9                               
REMARK 200  DATA REDUNDANCY                : 9.900                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 5.2000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 4.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 4.77                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 61.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 8.00500                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 0.700                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD                          
REMARK 200 SOFTWARE USED: AUTOSOL                                               
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: RHOMBOHEDRAL                                                 
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): NULL                                      
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 8.41                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: MOPS, MAGNESIUM SULFATE, SILVER          
REMARK 280  NITRATE, PH 7.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       5555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       6555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290       7555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290       8555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290       9555   -X+Y+1/3,-X+2/3,Z+2/3                                   
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       52.73250            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       30.44512            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       31.20267            
REMARK 290   SMTRY1   5 -0.500000 -0.866025  0.000000       52.73250            
REMARK 290   SMTRY2   5  0.866025 -0.500000  0.000000       30.44512            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       31.20267            
REMARK 290   SMTRY1   6 -0.500000  0.866025  0.000000       52.73250            
REMARK 290   SMTRY2   6 -0.866025 -0.500000  0.000000       30.44512            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       31.20267            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       60.89025            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       62.40533            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       60.89025            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       62.40533            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       60.89025            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       62.40533            
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: DODECAMERIC                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D                            
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 350   BIOMT1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
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     DU B   4   P      DU B   4   O5'     0.062                       
REMARK 500     DU B   4   C5'    DU B   4   C4'    -0.082                       
REMARK 500     DU B   4   C4'    DU B   4   C3'     0.071                       
REMARK 500     DU B   4   C3'    DU B   4   C2'    -0.285                       
REMARK 500     DU B   4   C2'    DU B   4   C1'     0.116                       
REMARK 500     DU B   4   O4'    DU B   4   C1'    -0.108                       
REMARK 500     DU B   4   O3'    DU B   4   C3'     0.097                       
REMARK 500     DU B   4   C4     DU B   4   O4     -0.050                       
REMARK 500     DU B   4   N1     DU B   4   C2      0.111                       
REMARK 500     DU B   4   N1     DU B   4   C6      0.064                       
REMARK 500     DU B   4   C2     DU B   4   N3      0.110                       
REMARK 500     DU B   4   N3     DU B   4   C4      0.086                       
REMARK 500     DU B   4   C4     DU B   4   C5      0.059                       
REMARK 500     DU B   4   C5     DU B   4   C6      0.142                       
REMARK 500     DC D   1   P      DC D   1   OP3    -0.128                       
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     DA A   2   O4' -  C1' -  N9  ANGL. DEV. =   3.6 DEGREES          
REMARK 500     DC A   7   O4' -  C1' -  N1  ANGL. DEV. =   2.6 DEGREES          
REMARK 500     DT A  11   O4' -  C1' -  N1  ANGL. DEV. =   4.1 DEGREES          
REMARK 500     DU B   4   OP1 -  P   -  OP2 ANGL. DEV. = -10.7 DEGREES          
REMARK 500     DU B   4   C1' -  O4' -  C4' ANGL. DEV. =  -6.1 DEGREES          
REMARK 500     DU B   4   O4' -  C1' -  N1  ANGL. DEV. =   2.5 DEGREES          
REMARK 500     DU B   4   N1  -  C2  -  N3  ANGL. DEV. =   6.1 DEGREES          
REMARK 500     DU B   4   C2  -  N3  -  C4  ANGL. DEV. =  -9.7 DEGREES          
REMARK 500     DU B   4   N3  -  C4  -  C5  ANGL. DEV. =   7.0 DEGREES          
REMARK 500     DU B   4   C5  -  C6  -  N1  ANGL. DEV. =  -3.8 DEGREES          
REMARK 500     DU B   4   C5  -  C4  -  O4  ANGL. DEV. =  -9.8 DEGREES          
REMARK 500     DC B   6   O4' -  C1' -  N1  ANGL. DEV. =   2.1 DEGREES          
REMARK 500     DA B   7   O4' -  C1' -  N9  ANGL. DEV. =   2.4 DEGREES          
REMARK 500     DC D   1   O4' -  C1' -  N1  ANGL. DEV. =   2.7 DEGREES          
REMARK 500     DG D   3   C3' -  C2' -  C1' ANGL. DEV. =  -4.9 DEGREES          
REMARK 500     DG D   3   O4' -  C1' -  N9  ANGL. DEV. =   2.8 DEGREES          
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                              AG B 101  AG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 5CM A  12   N3                                                     
REMARK 620 2 5CM A  12   N4   61.3                                              
REMARK 620 3  DU B   4   O2  149.5 149.2                                        
REMARK 620 4  DU B   4   N3  152.8  91.9  57.5                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              AG B 102  AG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 5CM A  12   N4                                                     
REMARK 620 2  DA B   3   N6   84.7                                              
REMARK 620 3  DU B   4   O4  105.3  91.5                                        
REMARK 620 N                    1     2                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 7SD6   RELATED DB: PDB                                   
REMARK 900 CONTAINS A DIFFERENT BASE PAIR IN THE SAME MOTIF.                    
DBREF  7SDQ A    1    21  PDB    7SDQ     7SDQ             1     21             
DBREF  7SDQ B    1     7  PDB    7SDQ     7SDQ             1      7             
DBREF  7SDQ C    8    14  PDB    7SDQ     7SDQ             8     14             
DBREF  7SDQ D    1     7  PDB    7SDQ     7SDQ             1      7             
SEQRES   1 A   21   DG  DA  DG  DC  DA  DG  DC  DC  DT  DG  DT 5CM  DT          
SEQRES   2 A   21   DG  DG  DA  DC  DA  DT  DC  DA                              
SEQRES   1 B    7   DC  DC  DA  DU  DA  DC  DA                                  
SEQRES   1 C    7   DG  DG  DC  DT  DG  DC  DT                                  
SEQRES   1 D    7   DC  DT  DG  DA  DT  DG  DT                                  
HET    5CM  A  12      20                                                       
HET     AG  B 101       1                                                       
HET     AG  B 102       1                                                       
HETNAM     5CM 5-METHYL-2'-DEOXY-CYTIDINE-5'-MONOPHOSPHATE                      
HETNAM      AG SILVER ION                                                       
FORMUL   1  5CM    C10 H16 N3 O7 P                                              
FORMUL   5   AG    2(AG 1+)                                                     
LINK         O3'  DT A  11                 P   5CM A  12     1555   1555  1.61  
LINK         O3' 5CM A  12                 P    DT A  13     1555   1555  1.61  
LINK         N3  5CM A  12                AG    AG B 101     1555   1555  2.12  
LINK         N4  5CM A  12                AG    AG B 101     1555   1555  2.57  
LINK         N4  5CM A  12                AG    AG B 102     1555   1555  2.15  
LINK         N6   DA B   3                AG    AG B 102     1555   1555  2.69  
LINK         O2   DU B   4                AG    AG B 101     1555   1555  2.58  
LINK         N3   DU B   4                AG    AG B 101     1555   1555  2.12  
LINK         O4   DU B   4                AG    AG B 102     1555   1555  2.09  
CRYST1  105.465  105.465   93.608  90.00  90.00 120.00 H 3           9          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.009482  0.005474  0.000000        0.00000                         
SCALE2      0.000000  0.010949  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010683        0.00000