HEADER    DNA                                     01-AUG-02   1MA8              
TITLE     A-DNA DECAMER GCGTA(UMS)ACGC WITH INCORPORATED 2'-METHYLSELENO-URIDINE
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 5'-D(*GP*CP*GP*TP*AP*UMSP*AP*CP*GP*C)-3';                  
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 OTHER_DETAILS: U-SE-MODIFIED DNA DUPLEX                              
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES                                                       
KEYWDS    2'-METHYLSELENO-URIDINE, DNA                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.TEPLOVA,C.J.WILDS,Z.WAWRZAK,V.TERESHKO,Q.DU,N.CARRASCO,Z.HUANG,     
AUTHOR   2 M.EGLI                                                               
REVDAT   4   14-FEB-24 1MA8    1       REMARK                                   
REVDAT   3   24-JUL-19 1MA8    1       REMARK LINK                              
REVDAT   2   24-FEB-09 1MA8    1       VERSN                                    
REVDAT   1   11-DEC-02 1MA8    0                                                
JRNL        AUTH   M.TEPLOVA,C.J.WILDS,Z.WAWRZAK,V.TERESHKO,Q.DU,N.CARRASCO,    
JRNL        AUTH 2 Z.HUANG,M.EGLI                                               
JRNL        TITL   COVALENT INCORPORATION OF SELENIUM INTO OLIGONUCLEOTIDES FOR 
JRNL        TITL 2 X-RAY CRYSTAL STRUCTURE DETERMINATION VIA MAD: PROOF OF      
JRNL        TITL 3 PRINCIPLE                                                    
JRNL        REF    BIOCHIMIE                     V.  84   849 2002              
JRNL        REFN                   ISSN 0300-9084                               
JRNL        PMID   12458077                                                     
JRNL        DOI    10.1016/S0300-9084(02)01440-2                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELXL-97                                            
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   CROSS-VALIDATION METHOD           : NULL                           
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : NULL                   
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.173                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 1048                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : NULL                   
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : NULL                   
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : NULL                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 0                                             
REMARK   3   NUCLEIC ACID ATOMS : 406                                           
REMARK   3   HETEROGEN ATOMS    : 0                                             
REMARK   3   SOLVENT ATOMS      : 141                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : NULL                    
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : NULL                    
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL                    
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : NULL                    
REMARK   3   NUMBER OF RESTRAINTS                     : NULL                    
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.015                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.023                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL                    
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : NULL                    
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : NULL                    
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : NULL                    
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : NULL                    
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : NULL                    
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : NULL                    
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : NULL                    
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: NULL                                                  
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : NULL                                
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1MA8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-AUG-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000016790.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 30-MAY-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 5ID-B                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 23332                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY                : 6.900                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.04900                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.35                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.26300                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: MAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 34.63                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.88                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: MPD, SPERMINE TETRAHYDROCHLORIDE,        
REMARK 280  POTASSIUM CHLORIDE, SODIUM CHLORIDE, SODIUM CACODYLATE, PH 7.0,     
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K                     
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       12.27750            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       22.67000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       21.98350            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       22.67000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       12.27750            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       21.98350            
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 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: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH B   791     O    HOH B   820              0.91            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   846     O    HOH B   842     1455     1.95            
REMARK 500   O    HOH A   752     O    HOH A   808     3655     2.02            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500     DG A   1   N7     DG A   1   C8      0.040                       
REMARK 500     DC A   2   C2'    DC A   2   C1'    -0.070                       
REMARK 500     DC A   2   N1     DC A   2   C6     -0.046                       
REMARK 500     DG A   3   C2'    DG A   3   C1'    -0.074                       
REMARK 500     DT A   4   C2'    DT A   4   C1'    -0.082                       
REMARK 500     DA A   5   N3     DA A   5   C4     -0.037                       
REMARK 500     DC A   8   N1     DC A   8   C6     -0.039                       
REMARK 500     DG A   9   C2'    DG A   9   C1'    -0.062                       
REMARK 500     DG B 111   C2'    DG B 111   C1'    -0.073                       
REMARK 500     DC B 112   C5'    DC B 112   C4'     0.045                       
REMARK 500     DC B 112   C2'    DC B 112   C1'    -0.062                       
REMARK 500     DC B 112   O4'    DC B 112   C1'     0.074                       
REMARK 500     DC B 112   O4'    DC B 112   C4'     0.065                       
REMARK 500     DC B 112   O3'    DC B 112   C3'     0.081                       
REMARK 500     DG B 113   O4'    DG B 113   C4'     0.056                       
REMARK 500     DA B 115   C2'    DA B 115   C1'    -0.080                       
REMARK 500     DA B 115   O4'    DA B 115   C1'     0.072                       
REMARK 500     DG B 119   C3'    DG B 119   C2'    -0.060                       
REMARK 500     DG B 119   C2'    DG B 119   C1'    -0.100                       
REMARK 500     DG B 119   O4'    DG B 119   C1'     0.086                       
REMARK 500     DC B 120   C2'    DC B 120   C1'    -0.083                       
REMARK 500     DC B 120   O4'    DC B 120   C1'     0.084                       
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     DG A   1   O4' -  C1' -  N9  ANGL. DEV. =  -5.3 DEGREES          
REMARK 500     DC A   2   C4  -  C5  -  C6  ANGL. DEV. =  -3.1 DEGREES          
REMARK 500     DC A   2   C5  -  C6  -  N1  ANGL. DEV. =   3.6 DEGREES          
REMARK 500     DG A   3   O4' -  C1' -  N9  ANGL. DEV. =  -6.5 DEGREES          
REMARK 500     DT A   4   O4' -  C1' -  N1  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500     DA A   7   O4' -  C4' -  C3' ANGL. DEV. =  -2.8 DEGREES          
REMARK 500     DC A   8   O4' -  C4' -  C3' ANGL. DEV. =  -2.6 DEGREES          
REMARK 500     DG A   9   O4' -  C1' -  N9  ANGL. DEV. =  -5.4 DEGREES          
REMARK 500     DG A   9   N1  -  C6  -  O6  ANGL. DEV. =   3.8 DEGREES          
REMARK 500     DC A  10   N3  -  C4  -  N4  ANGL. DEV. =  -4.8 DEGREES          
REMARK 500     DG B 111   O4' -  C1' -  N9  ANGL. DEV. =  -5.1 DEGREES          
REMARK 500     DC B 112   C1' -  O4' -  C4' ANGL. DEV. =  -7.6 DEGREES          
REMARK 500     DG B 113   C5  -  N7  -  C8  ANGL. DEV. =  -3.2 DEGREES          
REMARK 500     DG B 113   N7  -  C8  -  N9  ANGL. DEV. =   3.7 DEGREES          
REMARK 500     DG B 113   N1  -  C6  -  O6  ANGL. DEV. =  -3.8 DEGREES          
REMARK 500     DG B 113   C5  -  C6  -  O6  ANGL. DEV. =   3.9 DEGREES          
REMARK 500     DT B 114   C5  -  C6  -  N1  ANGL. DEV. =   3.7 DEGREES          
REMARK 500     DT B 114   C4  -  C5  -  C7  ANGL. DEV. =   3.8 DEGREES          
REMARK 500     DA B 115   O4' -  C1' -  N9  ANGL. DEV. =  -5.7 DEGREES          
REMARK 500     DA B 115   C8  -  N9  -  C4  ANGL. DEV. =   2.5 DEGREES          
REMARK 500     DA B 117   P   -  O5' -  C5' ANGL. DEV. = -10.1 DEGREES          
REMARK 500     DG B 119   O4' -  C1' -  N9  ANGL. DEV. =  -5.2 DEGREES          
REMARK 500     DC B 120   O4' -  C1' -  N1  ANGL. DEV. =  -5.9 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1MA8 A    1    10  PDB    1MA8     1MA8             1     10             
DBREF  1MA8 B  111   120  PDB    1MA8     1MA8           111    120             
SEQRES   1 A   10   DG  DC  DG  DT  DA UMS  DA  DC  DG  DC                      
SEQRES   1 B   10   DG  DC  DG  DT  DA UMS  DA  DC  DG  DC                      
MODRES 1MA8 UMS A    6   DU                                                     
MODRES 1MA8 UMS B  116   DU                                                     
HET    UMS  A   6      33                                                       
HET    UMS  B 116      33                                                       
HETNAM     UMS 2'-METHYLSELENYL-2'-DEOXYURIDINE-5'-PHOSPHATE                    
FORMUL   1  UMS    2(C10 H15 N2 O8 P SE)                                        
FORMUL   3  HOH   *141(H2 O)                                                    
LINK         O3'  DA A   5                 P   UMS A   6     1555   1555  1.60  
LINK         O3' UMS A   6                 P    DA A   7     1555   1555  1.58  
LINK         O3'  DA B 115                 P   UMS B 116     1555   1555  1.62  
LINK         O3' UMS B 116                 P    DA B 117     1555   1555  1.62  
CRYST1   24.555   43.967   45.340  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      0.040725  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.022744  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.022056        0.00000