HEADER    DNA                                     29-SEP-21   7SDL              
TITLE     [S:AG+:T] 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*(IMC)          
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*TP*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   3   22-MAY-24 7SDL    1       REMARK                                   
REVDAT   2   19-APR-23 7SDL    1       JRNL                                     
REVDAT   1   05-OCT-22 7SDL    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.    4.37 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.18.2_3874                                   
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) : 4.37                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 32.80                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 2.710                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 67.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 1728                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.203                           
REMARK   3   R VALUE            (WORKING SET) : 0.200                           
REMARK   3   FREE R VALUE                     : 0.266                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.840                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 101                             
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 32.8000 -  4.3700    0.68     1627   101  0.1997 0.2664        
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) : 45.427           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 363.5                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 404.3                          
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      :  0.017            958                                  
REMARK   3   ANGLE     :  1.149           1471                                  
REMARK   3   CHIRALITY :  0.053            166                                  
REMARK   3   PLANARITY :  0.005             42                                  
REMARK   3   DIHEDRAL  : 38.525            403                                  
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): -15.3137  -2.8120  23.4257              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   6.8226 T22:   2.0502                                     
REMARK   3      T33:   3.5442 T12:  -0.6463                                     
REMARK   3      T13:   0.0193 T23:   2.3926                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.2355 L22:   1.5395                                     
REMARK   3      L33:   0.2499 L12:  -3.0221                                     
REMARK   3      L13:   0.4991 L23:   0.2550                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -1.7058 S12:  -0.8305 S13:  -0.8066                       
REMARK   3      S21:  -2.0633 S22:   5.6050 S23:   3.7422                       
REMARK   3      S31:   3.6961 S32:  -2.3392 S33:  -3.1275                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: (CHAIN 'B' AND RESID 1 THROUGH 7)                      
REMARK   3    ORIGIN FOR THE GROUP (A): -14.4152  -0.0502  22.4125              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   2.2475 T22:   5.4759                                     
REMARK   3      T33:   3.4864 T12:  -0.6449                                     
REMARK   3      T13:  -0.1087 T23:   1.8522                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.0023 L22:   1.9973                                     
REMARK   3      L33:   1.9895 L12:   1.9924                                     
REMARK   3      L13:  -5.8363 L23:  -7.1031                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   2.7321 S12:   4.7544 S13:   3.3426                       
REMARK   3      S21:  -0.9136 S22:   2.3036 S23:   5.1822                       
REMARK   3      S31:  -3.0571 S32:  -3.5744 S33:  -2.1962                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: (CHAIN 'C' AND RESID 8 THROUGH 14)                     
REMARK   3    ORIGIN FOR THE GROUP (A): -17.2938 -20.3048  35.4158              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   4.5109 T22:   3.3283                                     
REMARK   3      T33:   7.8954 T12:   0.8498                                     
REMARK   3      T13:  -0.4849 T23:   1.2363                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   6.8362 L22:   5.4863                                     
REMARK   3      L33:   1.9917 L12:   4.5224                                     
REMARK   3      L13:   0.4167 L23:   6.5562                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   1.7522 S12:  -2.8887 S13:   0.6782                       
REMARK   3      S21:  -5.7839 S22:   8.6350 S23:   2.5519                       
REMARK   3      S31:   3.9899 S32:  -3.0784 S33:  -6.2673                       
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    SELECTION: (CHAIN 'D' AND RESID 1 THROUGH 7)                      
REMARK   3    ORIGIN FOR THE GROUP (A): -13.0979  19.3466   8.2583              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   6.2084 T22:   3.8335                                     
REMARK   3      T33:   5.7140 T12:  -0.2177                                     
REMARK   3      T13:   2.5545 T23:   1.8619                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   8.3870 L22:   7.8532                                     
REMARK   3      L33:   0.8085 L12:   2.3918                                     
REMARK   3      L13:  -2.4400 L23:  -1.5657                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -2.0082 S12:   5.7053 S13:   2.9859                       
REMARK   3      S21: -10.6013 S22:   2.8532 S23:  -5.9857                       
REMARK   3      S31:   0.8747 S32:  -1.9324 S33:   2.0241                       
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 7SDL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-OCT-21.                  
REMARK 100 THE DEPOSITION ID IS D_1000259467.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 24-OCT-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   : 1730                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 4.368                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 32.800                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 84.8                               
REMARK 200  DATA REDUNDANCY                : 10.30                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.6000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 4.37                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 4.97                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 50.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 10.70                              
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 32.60                              
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: NULL                                                         
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       52.95850            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       30.57560            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       31.28500            
REMARK 290   SMTRY1   5 -0.500000 -0.866025  0.000000       52.95850            
REMARK 290   SMTRY2   5  0.866025 -0.500000  0.000000       30.57560            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       31.28500            
REMARK 290   SMTRY1   6 -0.500000  0.866025  0.000000       52.95850            
REMARK 290   SMTRY2   6 -0.866025 -0.500000  0.000000       30.57560            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       31.28500            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       61.15121            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       62.57000            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       61.15121            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       62.57000            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       61.15121            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       62.57000            
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     DC D   1   P      DC D   1   OP3    -0.126                       
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     DT A  11   O4' -  C1' -  N1  ANGL. DEV. =   5.4 DEGREES          
REMARK 500     DC A  17   O4' -  C1' -  N1  ANGL. DEV. =   1.9 DEGREES          
REMARK 500     DT B   4   O4' -  C1' -  N1  ANGL. DEV. =   2.0 DEGREES          
REMARK 500     DC C  13   O4' -  C1' -  N1  ANGL. DEV. =   2.7 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 IMC A  12   O4                                                     
REMARK 620 2 IMC A  12   N3   53.2                                              
REMARK 620 3  DT B   4   N3  132.6 170.9                                        
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  7SDL A    1    21  PDB    7SDL     7SDL             1     21             
DBREF  7SDL B    1     7  PDB    7SDL     7SDL             1      7             
DBREF  7SDL C    8    14  PDB    7SDL     7SDL             8     14             
DBREF  7SDL D    1     7  PDB    7SDL     7SDL             1      7             
SEQRES   1 A   21   DG  DA  DG  DC  DA  DG  DC  DC  DT  DG  DT IMC  DT          
SEQRES   2 A   21   DG  DG  DA  DC  DA  DT  DC  DA                              
SEQRES   1 B    7   DC  DC  DA  DT  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    IMC  A  12      20                                                       
HET     AG  B 101       1                                                       
HETNAM     IMC N1-[2-DEOXY-RIBOFURANOSYL]-[2-AMINO-5-METHYL-4-OXO-4H-           
HETNAM   2 IMC  PYRIMIDINE]-5'-MONOPHOSPHATE                                    
HETNAM      AG SILVER ION                                                       
FORMUL   1  IMC    C10 H16 N3 O7 P                                              
FORMUL   5   AG    AG 1+                                                        
LINK         O3'  DT A  11                 P   IMC A  12     1555   1555  1.62  
LINK         O3' IMC A  12                 P    DT A  13     1555   1555  1.61  
LINK         O4  IMC A  12                AG    AG B 101     1555   1555  2.54  
LINK         N3  IMC A  12                AG    AG B 101     1555   1555  2.39  
LINK         N3   DT B   4                AG    AG B 101     1555   1555  2.11  
CRYST1  105.917  105.917   93.855  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      0.009441  0.005451  0.000000        0.00000                         
SCALE2      0.000000  0.010902  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010655        0.00000