PDB Short entry for 1O0O
HEADER    HYDROLASE                               24-FEB-03   1O0O              
TITLE     RIBONUCLEASE A IN COMPLEX WITH ADENOSINE-2',5'-DIPHOSPHATE            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RIBONUCLEASE PANCREATIC;                                   
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: RIBONUCLEASE A;                                             
COMPND   5 EC: 3.1.27.5                                                         
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: CATTLE;                                             
SOURCE   4 ORGANISM_TAXID: 9913                                                 
KEYWDS    HYDROLASE, RIBONUCLEASE                                               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.D.LEONIDAS,N.G.OIKONOMAKOS,E.D.CHRYSINA,M.N.KOSMOPOULOU,M.VLASSI    
REVDAT   3   11-OCT-17 1O0O    1       REMARK                                   
REVDAT   2   24-FEB-09 1O0O    1       VERSN                                    
REVDAT   1   09-DEC-03 1O0O    0                                                
JRNL        AUTH   D.D.LEONIDAS,G.B.CHAVALI,N.G.OIKONOMAKOS,E.D.CHRYSINA,       
JRNL        AUTH 2 M.N.KOSMOPOULOU,M.VLASSI,C.FRANKLING,K.R.ACHARYA             
JRNL        TITL   HIGH-RESOLUTION CRYSTAL STRUCTURES OF RIBONUCLEASE A         
JRNL        TITL 2 COMPLEXED WITH ADENYLIC AND URIDYLIC NUCLEOTIDE INHIBITORS.  
JRNL        TITL 3 IMPLICATIONS FOR STRUCTURE-BASED DESIGN OF RIBONUCLEOLYTIC   
JRNL        TITL 4 INHIBITORS                                                   
JRNL        REF    PROTEIN SCI.                  V.  12  2559 2003              
JRNL        REFN                   ISSN 0961-8368                               
JRNL        PMID   14573867                                                     
JRNL        DOI    10.1110/PS.03196603                                          
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.0                                           
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 29.36                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.001                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 92.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 63814                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.194                           
REMARK   3   R VALUE            (WORKING SET) : 0.194                           
REMARK   3   FREE R VALUE                     : 0.228                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3421                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.24                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3868                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 71.20                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2610                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 205                          
REMARK   3   BIN FREE R VALUE                    : 0.2770                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1902                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 54                                      
REMARK   3   SOLVENT ATOMS            : 558                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 12.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 14.68                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.11000                                             
REMARK   3    B22 (A**2) : 0.31000                                              
REMARK   3    B33 (A**2) : -0.20000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.05000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.059         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.056         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.046         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.953         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.956                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.940                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2000 ; 0.011 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  1626 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2716 ; 1.661 ; 1.961       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  3844 ; 0.863 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   246 ; 4.136 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   355 ;12.842 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   302 ; 0.092 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2202 ; 0.009 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   368 ; 0.004 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   495 ; 0.250 ; 0.300       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  1706 ; 0.222 ; 0.300       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):     1 ; 0.191 ; 0.500       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   430 ; 0.269 ; 0.500       
REMARK   3   H-BOND (X...Y) OTHERS             (A):     2 ; 0.231 ; 0.500       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    28 ; 0.235 ; 0.300       
REMARK   3   SYMMETRY VDW OTHERS               (A):    62 ; 0.279 ; 0.300       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    73 ; 0.295 ; 0.500       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1242 ; 1.233 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2006 ; 1.927 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   758 ; 2.345 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   710 ; 3.540 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  2000 ; 1.337 ; 2.000       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):   558 ; 2.409 ; 2.000       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  1956 ; 2.701 ; 2.000       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 1O0O COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 27-FEB-03.                  
REMARK 100 THE DEPOSITION ID IS D_1000018427.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-FEB-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ELETTRA                            
REMARK 200  BEAMLINE                       : 5.2R                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.00061                            
REMARK 200  MONOCHROMATOR                  : YALE MIRRORS                       
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MAR                                
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 67242                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 92.1                               
REMARK 200  DATA REDUNDANCY                : 14.10                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.03800                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 30.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.22                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 71.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.80                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.22600                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: PDB ENTRY 1AFU                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 25.77                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.67                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20MM SODIUM CITRATE BUFFER, 20% PEG      
REMARK 280  4000, PH 5.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289K       
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
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        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       49.92600            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       16.26400            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       49.92600            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       16.26400            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
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                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A1136  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH B1196  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH B1213  LIES ON A SPECIAL POSITION.                          
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 A  1063     O    HOH A  1244              1.49            
REMARK 500   O    HOH A  1153     O    HOH A  1275              1.71            
REMARK 500   OD2  ASP A    83     O    HOH A  1244              1.80            
REMARK 500   OE2  GLU B   111     O    HOH B  1145              1.86            
REMARK 500   O    HOH B  1037     O    HOH B  1038              1.90            
REMARK 500   O    HOH B  1034     O    HOH B  1035              1.92            
REMARK 500   O    HOH A  1186     O    HOH A  1187              1.96            
REMARK 500   O    HOH A  1186     O    HOH A  1195              1.97            
REMARK 500   O    HOH A  1183     O    HOH A  1221              2.01            
REMARK 500   O    HOH B  1060     O    HOH B  1061              2.02            
REMARK 500   O3P  A2P B   999     O    HOH B  1254              2.04            
REMARK 500   O    HOH A  1038     O    HOH A  1039              2.06            
REMARK 500   O    HOH A  1109     O    HOH A  1251              2.06            
REMARK 500   C    HIS B    48     O    HOH B  1245              2.10            
REMARK 500   O    HOH A  1056     O    HOH A  1264              2.10            
REMARK 500   O    HOH A  1063     O    HOH A  1064              2.11            
REMARK 500   O    HOH A  1055     O    HOH A  1264              2.13            
REMARK 500   O    HOH A  1239     O    HOH A  1242              2.13            
REMARK 500   O    HOH A  1221     O    HOH A  1222              2.13            
REMARK 500   O    SER B    16     O    HOH B  1120              2.13            
REMARK 500   OE1  GLN A    69     O    HOH A  1218              2.15            
REMARK 500   O    HOH B  1211     O    HOH B  1212              2.15            
REMARK 500   OG   SER B    32     O    HOH B  1058              2.15            
REMARK 500   O    ALA A    20     O    HOH A  1233              2.16            
REMARK 500   OG   SER B    21     O    HOH B  1067              2.19            
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 B  1071     O    HOH B  1072     2556     1.80            
REMARK 500   O    HOH B  1081     O    HOH B  1082     1565     1.87            
REMARK 500   O    HOH A  1169     O    HOH A  1281     2655     1.88            
REMARK 500   O    HOH B  1063     O    HOH B  1064     1565     2.02            
REMARK 500   O    HOH A  1278     O    HOH B  1010     3555     2.06            
REMARK 500   O    HOH B  1197     O    HOH B  1197     2556     2.15            
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    ARG A  39   CG  -  CD  -  NE  ANGL. DEV. =  14.7 DEGREES          
REMARK 500    ARG A  39   NE  -  CZ  -  NH1 ANGL. DEV. =   5.4 DEGREES          
REMARK 500    ARG A  39   NE  -  CZ  -  NH2 ANGL. DEV. =  -8.4 DEGREES          
REMARK 500    SER B  22   N   -  CA  -  CB  ANGL. DEV. =  13.4 DEGREES          
REMARK 500    SER B  22   N   -  CA  -  C   ANGL. DEV. = -17.9 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ALA A  19       91.50     89.13                                   
REMARK 500    ALA A  20       22.71   -153.15                                   
REMARK 500    HIS A  48       57.97   -112.94                                   
REMARK 500    GLN A  60     -142.23    -98.48                                   
REMARK 500    ASN A  71       37.35    -96.66                                   
REMARK 500    SER B  15       48.51    -84.81                                   
REMARK 500    SER B  16      -45.73   -131.62                                   
REMARK 500    ALA B  19     -134.99   -144.76                                   
REMARK 500    ALA B  20      -98.41    -82.24                                   
REMARK 500    SER B  21      -84.21    165.03                                   
REMARK 500    LYS B  37      -73.28    -66.86                                   
REMARK 500    GLN B  60     -131.63   -109.72                                   
REMARK 500    ASN B  71       33.61    -91.70                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ARG A  39         0.07    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    HIS A  48         10.26                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE A2P A 998                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE A2P B 999                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1O0F   RELATED DB: PDB                                   
REMARK 900 COMPLEX WITH 3',5'-ADP                                               
REMARK 900 RELATED ID: 1O0H   RELATED DB: PDB                                   
REMARK 900 COMPLEX WITH 5'-ADP                                                  
REMARK 900 RELATED ID: 1O0M   RELATED DB: PDB                                   
REMARK 900 COMPLEX WITH URIDINE-2'-PHOSPHATE                                    
REMARK 900 RELATED ID: 1O0N   RELATED DB: PDB                                   
REMARK 900 COMPLEX WITH URIDINE-3'-PHOSPHATE                                    
DBREF  1O0O A    1   124  UNP    P61823   RNAS1_BOVIN     27    150             
DBREF  1O0O B    1   124  UNP    P61823   RNAS1_BOVIN     27    150             
SEQRES   1 A  124  LYS GLU THR ALA ALA ALA LYS PHE GLU ARG GLN HIS MET          
SEQRES   2 A  124  ASP SER SER THR SER ALA ALA SER SER SER ASN TYR CYS          
SEQRES   3 A  124  ASN GLN MET MET LYS SER ARG ASN LEU THR LYS ASP ARG          
SEQRES   4 A  124  CYS LYS PRO VAL ASN THR PHE VAL HIS GLU SER LEU ALA          
SEQRES   5 A  124  ASP VAL GLN ALA VAL CYS SER GLN LYS ASN VAL ALA CYS          
SEQRES   6 A  124  LYS ASN GLY GLN THR ASN CYS TYR GLN SER TYR SER THR          
SEQRES   7 A  124  MET SER ILE THR ASP CYS ARG GLU THR GLY SER SER LYS          
SEQRES   8 A  124  TYR PRO ASN CYS ALA TYR LYS THR THR GLN ALA ASN LYS          
SEQRES   9 A  124  HIS ILE ILE VAL ALA CYS GLU GLY ASN PRO TYR VAL PRO          
SEQRES  10 A  124  VAL HIS PHE ASP ALA SER VAL                                  
SEQRES   1 B  124  LYS GLU THR ALA ALA ALA LYS PHE GLU ARG GLN HIS MET          
SEQRES   2 B  124  ASP SER SER THR SER ALA ALA SER SER SER ASN TYR CYS          
SEQRES   3 B  124  ASN GLN MET MET LYS SER ARG ASN LEU THR LYS ASP ARG          
SEQRES   4 B  124  CYS LYS PRO VAL ASN THR PHE VAL HIS GLU SER LEU ALA          
SEQRES   5 B  124  ASP VAL GLN ALA VAL CYS SER GLN LYS ASN VAL ALA CYS          
SEQRES   6 B  124  LYS ASN GLY GLN THR ASN CYS TYR GLN SER TYR SER THR          
SEQRES   7 B  124  MET SER ILE THR ASP CYS ARG GLU THR GLY SER SER LYS          
SEQRES   8 B  124  TYR PRO ASN CYS ALA TYR LYS THR THR GLN ALA ASN LYS          
SEQRES   9 B  124  HIS ILE ILE VAL ALA CYS GLU GLY ASN PRO TYR VAL PRO          
SEQRES  10 B  124  VAL HIS PHE ASP ALA SER VAL                                  
HET    A2P  A 998      27                                                       
HET    A2P  B 999      27                                                       
HETNAM     A2P ADENOSINE-2'-5'-DIPHOSPHATE                                      
FORMUL   3  A2P    2(C10 H15 N5 O10 P2)                                         
FORMUL   5  HOH   *558(H2 O)                                                    
HELIX    1   1 THR A    3  MET A   13  1                                  11    
HELIX    2   2 ASN A   24  ARG A   33  1                                  10    
HELIX    3   3 SER A   50  VAL A   57  1                                   8    
HELIX    4   4 CYS A   58  GLN A   60  5                                   3    
HELIX    5   5 THR B    3  MET B   13  1                                  11    
HELIX    6   6 ASN B   24  ARG B   33  1                                  10    
HELIX    7   7 SER B   50  VAL B   57  1                                   8    
HELIX    8   8 CYS B   58  GLN B   60  5                                   3    
SHEET    1   A 4 VAL A 116  VAL A 124  0                                        
SHEET    2   A 4 TYR A  97  GLU A 111 -1  N  ALA A 109   O  VAL A 118           
SHEET    3   A 4 CYS A  72  GLN A  74 -1  N  TYR A  73   O  VAL A 108           
SHEET    4   A 4 LYS A  61  VAL A  63 -1  N  LYS A  61   O  GLN A  74           
SHEET    1   B 4 VAL A 116  VAL A 124  0                                        
SHEET    2   B 4 TYR A  97  GLU A 111 -1  N  ALA A 109   O  VAL A 118           
SHEET    3   B 4 MET A  79  GLU A  86 -1  N  ARG A  85   O  LYS A  98           
SHEET    4   B 4 VAL A  43  VAL A  47 -1  N  PHE A  46   O  THR A  82           
SHEET    1   C 4 VAL B 116  VAL B 124  0                                        
SHEET    2   C 4 TYR B  97  GLU B 111 -1  N  ALA B 109   O  VAL B 118           
SHEET    3   C 4 CYS B  72  GLN B  74 -1  N  TYR B  73   O  VAL B 108           
SHEET    4   C 4 LYS B  61  VAL B  63 -1  N  LYS B  61   O  GLN B  74           
SHEET    1   D 4 VAL B 116  VAL B 124  0                                        
SHEET    2   D 4 TYR B  97  GLU B 111 -1  N  ALA B 109   O  VAL B 118           
SHEET    3   D 4 MET B  79  GLU B  86 -1  N  ASP B  83   O  THR B 100           
SHEET    4   D 4 VAL B  43  VAL B  47 -1  N  PHE B  46   O  THR B  82           
SSBOND   1 CYS A   26    CYS A   84                          1555   1555  2.04  
SSBOND   2 CYS A   40    CYS A   95                          1555   1555  2.02  
SSBOND   3 CYS A   58    CYS A  110                          1555   1555  2.02  
SSBOND   4 CYS A   65    CYS A   72                          1555   1555  2.07  
SSBOND   5 CYS B   26    CYS B   84                          1555   1555  2.04  
SSBOND   6 CYS B   40    CYS B   95                          1555   1555  2.05  
SSBOND   7 CYS B   58    CYS B  110                          1555   1555  2.03  
SSBOND   8 CYS B   65    CYS B   72                          1555   1555  2.04  
CISPEP   1 TYR A   92    PRO A   93          0        -2.38                     
CISPEP   2 ASN A  113    PRO A  114          0         5.03                     
CISPEP   3 TYR B   92    PRO B   93          0        -0.62                     
CISPEP   4 ASN B  113    PRO B  114          0         3.57                     
SITE     1 AC1 14 GLN A  11  HIS A  12  LYS A  41  HIS A 119                    
SITE     2 AC1 14 PHE A 120  HOH A1071  HOH A1077  HOH A1095                    
SITE     3 AC1 14 HOH A1096  HOH A1179  HOH A1279  THR B  70                    
SITE     4 AC1 14 LYS B  91  HOH B1097                                          
SITE     1 AC2 18 GLN A  69  HOH A1219  GLN B  11  HIS B  12                    
SITE     2 AC2 18 CYS B  65  ASN B  67  ASN B  71  ALA B 109                    
SITE     3 AC2 18 GLU B 111  HIS B 119  PHE B 120  HOH B1041                    
SITE     4 AC2 18 HOH B1042  HOH B1043  HOH B1147  HOH B1148                    
SITE     5 AC2 18 HOH B1151  HOH B1254                                          
CRYST1   99.852   32.528   72.383  90.00  90.11  90.00 C 1 2 1       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      0.010015  0.000000  0.000018        0.00000                         
SCALE2      0.000000  0.030743  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013815        0.00000