PDB Short entry for 3TRA
HEADER    T-RNA                                   06-NOV-87   3TRA              
TITLE     RESTRAINED REFINEMENT OF TWO CRYSTALLINE FORMS OF YEAST               
TITLE    2 ASPARTIC ACID AND PHENYLALANINE TRANSFER RNA CRYSTALS                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TRNAASP;                                                   
COMPND   3 CHAIN: A                                                             
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE;                       
SOURCE   3 ORGANISM_COMMON: BAKER'S YEAST;                                      
SOURCE   4 ORGANISM_TAXID: 4932                                                 
KEYWDS    T-RNA, SINGLE STRAND, LOOPS                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.WESTHOF,P.DUMAS,D.MORAS                                             
REVDAT   3   25-AUG-09 3TRA    1       SOURCE                                   
REVDAT   2   24-FEB-09 3TRA    1       VERSN                                    
REVDAT   1   06-NOV-87 3TRA    0                                                
SPRSDE     19-APR-89 3TRA      9TNA                                             
JRNL        AUTH   E.WESTHOF,P.DUMAS,D.MORAS                                    
JRNL        TITL   RESTRAINED REFINEMENT OF TWO CRYSTALLINE FORMS OF            
JRNL        TITL 2 YEAST ASPARTIC ACID AND PHENYLALANINE TRANSFER RNA           
JRNL        TITL 3 CRYSTALS.                                                    
JRNL        REF    ACTA CRYSTALLOGR.,SECT.A      V.  44   112 1988              
JRNL        REFN                   ISSN 0108-7673                               
JRNL        PMID   3272146                                                      
JRNL        DOI    10.1107/S010876738700446X                                    
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   E.WESTHOF,P.DUMAS,D.MORAS                                    
REMARK   1  TITL   HYDRATION OF TRANSFER RNA MOLECULES. A                       
REMARK   1  TITL 2 CRYSTALLOGRAPHIC STUDY                                       
REMARK   1  REF    BIOCHIMIE                     V.  70   145 1988              
REMARK   1  REFN                   ISSN 0300-9084                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   M.B.COMARMOND,R.GIEGE,J.C.THIERRY,D.MORAS,J.FISCHER          
REMARK   1  TITL   THREE-DIMENSIONAL STRUCTURE OF YEAST T-RNA-ASP. I.           
REMARK   1  TITL 2 STRUCTURE DETERMINATION                                      
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.B      V.  42   272 1986              
REMARK   1  REFN                   ISSN 0108-7681                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   D.MORAS,A.-C.DOCK,P.DUMAS,E.WESTHOF,P.ROMBY,                 
REMARK   1  AUTH 2 J.-P.EBEL,R.GIEGE                                            
REMARK   1  TITL   ANTICODON-ANTICODON INTERACTION INDUCES                      
REMARK   1  TITL 2 CONFORMATIONAL CHANGES IN T-RNA. YEAST T-RNA-ASP, A          
REMARK   1  TITL 3 MODEL FOR T-RNA-M-RNA RECOGNITION                            
REMARK   1  REF    PROC.NATL.ACAD.SCI.USA        V.  83   932 1986              
REMARK   1  REFN                   ISSN 0027-8424                               
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   E.WESTHOF,P.DUMAS,D.MORAS                                    
REMARK   1  TITL   CRYSTALLOGRAPHIC REFINEMENT OF YEAST ASPARTIC ACID           
REMARK   1  TITL 2 TRANSFER RNA                                                 
REMARK   1  REF    J.MOL.BIOL.                   V. 184   119 1985              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1 REFERENCE 5                                                          
REMARK   1  AUTH   P.DUMAS,J.P.EBEL,R.GIEGE,D.MORAS,J.C.THIERRY,                
REMARK   1  AUTH 2 E.WESTHOF                                                    
REMARK   1  TITL   CRYSTAL STRUCTURE OF YEAST T-RNA-ASP. ATOMIC                 
REMARK   1  TITL 2 COORDINATES                                                  
REMARK   1  REF    BIOCHIMIE                     V.  67   597 1985              
REMARK   1  REFN                   ISSN 0300-9084                               
REMARK   1 REFERENCE 6                                                          
REMARK   1  AUTH   E.WESTHOF,P.DUMAS,D.MORAS                                    
REMARK   1  TITL   LOOP STEREOCHEMISTRY AND DYNAMICS IN TRANSFER RNA            
REMARK   1  REF    J.BIOMOL.STRUCT.DYN.          V.   1   337 1983              
REMARK   1  REFN                   ISSN 0739-1102                               
REMARK   1 REFERENCE 7                                                          
REMARK   1  AUTH   D.MORAS,M.B.COMARMOND,J.FISCHER,R.WEISS,                     
REMARK   1  AUTH 2 J.C.THIERRY,J.P.EBEL,R.GIEGE                                 
REMARK   1  TITL   CRYSTAL STRUCTURE OF YEAST T-RNA-ASP                         
REMARK   1  REF    NATURE                        V. 288   669 1980              
REMARK   1  REFN                   ISSN 0028-0836                               
REMARK   1 REFERENCE 8                                                          
REMARK   1  AUTH   R.GIEGE,D.MORAS,J.C.THIERRY                                  
REMARK   1  TITL   YEAST TRANSFER RNA-ASP. A NEW HIGH-RESOLUTION X-RAY          
REMARK   1  TITL 2 DIFFRACTING CRYSTAL FORM OF A TRANSFER RNA                   
REMARK   1  REF    J.MOL.BIOL.                   V. 115    91 1977              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : NUCLSQ                                               
REMARK   3   AUTHORS     : WESTHOF,DUMAS,MORAS                                  
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 3.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 4585                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.188                           
REMARK   3   R VALUE            (WORKING SET) : NULL                            
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL WITH ALL DATA.                               
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) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : NULL                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 0                                       
REMARK   3   NUCLEIC ACID ATOMS       : 1540                                    
REMARK   3   HETEROGEN ATOMS          : 1                                       
REMARK   3   SOLVENT ATOMS            : 115                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
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  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS     SIGMA              
REMARK   3    SUGAR-BASE BOND DISTANCE        (A) : NULL  ; NULL                
REMARK   3    SUGAR-BASE BOND ANGLE DISTANCE  (A) : NULL  ; NULL                
REMARK   3    PHOSPHATE BONDS DISTANCE        (A) : NULL  ; NULL                
REMARK   3    PHOSPHATE BOND ANGLE, H-BOND    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : NULL  ; NULL                
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION CONTACT          (A) : NULL  ; NULL                
REMARK   3    MULTIPLE TORSION CONTACT        (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   SUGAR-BASE BONDS             (A**2) : NULL  ; NULL                 
REMARK   3   SUGAR-BASE ANGLES            (A**2) : NULL  ; NULL                 
REMARK   3   PHOSPHATE BONDS              (A**2) : NULL  ; NULL                 
REMARK   3   PHOSPHATE BOND ANGLE, H-BOND (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3TRA COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
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) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 61.18                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.17                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   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  0.020930  0.000000  1.000000       74.74959            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       74.74959            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4 -0.020930  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       30.14954            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       33.99973            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       -0.31551            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       30.14954            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       33.99973            
REMARK 290   SMTRY3   6  0.020930  0.000000  1.000000       74.43408            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       30.14954            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       33.99973            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       74.43408            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       30.14954            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       33.99973            
REMARK 290   SMTRY3   8 -0.020930  0.000000 -1.000000       -0.31551            
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: 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 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465       C A    73                                                      
REMARK 465       C A    74                                                      
REMARK 465       A A    75                                                      
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   OP2  U   A     1     C1'  C   A    55     5545     1.69            
REMARK 500   OP2  U   A     1     O2   C   A    55     5545     1.94            
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      U A   1   C2  -  N3  -  C4  ANGL. DEV. =  -5.3 DEGREES          
REMARK 500      U A   1   N3  -  C4  -  C5  ANGL. DEV. =   5.0 DEGREES          
REMARK 500      C A   2   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500      C A   2   N3  -  C4  -  C5  ANGL. DEV. =  -2.5 DEGREES          
REMARK 500      U A   1   C3' -  O3' -  P   ANGL. DEV. =  14.2 DEGREES          
REMARK 500      G A   4   O4' -  C1' -  N9  ANGL. DEV. =   4.4 DEGREES          
REMARK 500      G A   4   C5  -  C6  -  N1  ANGL. DEV. =   3.0 DEGREES          
REMARK 500      U A   5   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500      U A   5   N1  -  C2  -  N3  ANGL. DEV. =   4.9 DEGREES          
REMARK 500      U A   5   C2  -  N3  -  C4  ANGL. DEV. =  -7.0 DEGREES          
REMARK 500      U A   5   N3  -  C4  -  C5  ANGL. DEV. =   5.5 DEGREES          
REMARK 500      U A   5   C3' -  O3' -  P   ANGL. DEV. =   8.4 DEGREES          
REMARK 500      A A   7   O4' -  C1' -  N9  ANGL. DEV. =   4.8 DEGREES          
REMARK 500      A A   7   N1  -  C2  -  N3  ANGL. DEV. =  -3.0 DEGREES          
REMARK 500      U A   8   C2  -  N3  -  C4  ANGL. DEV. =  -4.2 DEGREES          
REMARK 500      U A   8   N3  -  C4  -  C5  ANGL. DEV. =   4.4 DEGREES          
REMARK 500      A A   9   N1  -  C2  -  N3  ANGL. DEV. =  -3.6 DEGREES          
REMARK 500      A A   9   C5  -  C6  -  N1  ANGL. DEV. =  -3.0 DEGREES          
REMARK 500      G A  10   O5' -  C5' -  C4' ANGL. DEV. =  -7.1 DEGREES          
REMARK 500      U A  11   O5' -  C5' -  C4' ANGL. DEV. =  -9.8 DEGREES          
REMARK 500      U A  11   N3  -  C4  -  C5  ANGL. DEV. =   4.1 DEGREES          
REMARK 500      U A  12   C2  -  N3  -  C4  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500      U A  12   N3  -  C4  -  C5  ANGL. DEV. =   4.5 DEGREES          
REMARK 500      A A  14   N1  -  C2  -  N3  ANGL. DEV. =  -3.2 DEGREES          
REMARK 500      G A  17   O5' -  C5' -  C4' ANGL. DEV. =  -5.2 DEGREES          
REMARK 500      G A  17   O4' -  C1' -  N9  ANGL. DEV. =   4.2 DEGREES          
REMARK 500      G A  18   C5  -  C6  -  N1  ANGL. DEV. =   3.1 DEGREES          
REMARK 500      C A  20   N3  -  C4  -  C5  ANGL. DEV. =  -2.5 DEGREES          
REMARK 500      A A  21   O5' -  C5' -  C4' ANGL. DEV. =  -4.9 DEGREES          
REMARK 500      A A  21   N1  -  C2  -  N3  ANGL. DEV. =  -3.1 DEGREES          
REMARK 500      G A  22   O5' -  C5' -  C4' ANGL. DEV. =  -5.6 DEGREES          
REMARK 500      G A  22   O4' -  C1' -  N9  ANGL. DEV. =   4.3 DEGREES          
REMARK 500      A A  23   N1  -  C2  -  N3  ANGL. DEV. =  -3.1 DEGREES          
REMARK 500      A A  23   C5  -  C6  -  N1  ANGL. DEV. =  -3.3 DEGREES          
REMARK 500      A A  24   O4' -  C1' -  N9  ANGL. DEV. =   4.6 DEGREES          
REMARK 500      A A  24   C6  -  N1  -  C2  ANGL. DEV. =   4.4 DEGREES          
REMARK 500      A A  24   N1  -  C2  -  N3  ANGL. DEV. =  -3.8 DEGREES          
REMARK 500      U A  25   C2  -  N3  -  C4  ANGL. DEV. =  -4.4 DEGREES          
REMARK 500      U A  25   N3  -  C4  -  C5  ANGL. DEV. =   4.5 DEGREES          
REMARK 500      G A  26   O4' -  C1' -  N9  ANGL. DEV. =   5.7 DEGREES          
REMARK 500      G A  28   O5' -  P   -  OP2 ANGL. DEV. =   7.3 DEGREES          
REMARK 500      G A  28   O5' -  C5' -  C4' ANGL. DEV. =  -6.9 DEGREES          
REMARK 500      C A  31   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500      U A  33   C2  -  N3  -  C4  ANGL. DEV. =  -4.7 DEGREES          
REMARK 500      U A  33   N3  -  C4  -  C5  ANGL. DEV. =   4.7 DEGREES          
REMARK 500      G A  34   O4' -  C1' -  N9  ANGL. DEV. =   5.9 DEGREES          
REMARK 500      U A  35   C2  -  N3  -  C4  ANGL. DEV. =  -4.9 DEGREES          
REMARK 500      U A  35   N3  -  C4  -  C5  ANGL. DEV. =   4.7 DEGREES          
REMARK 500      U A  35   C3' -  O3' -  P   ANGL. DEV. =   8.0 DEGREES          
REMARK 500      C A  38   O5' -  C5' -  C4' ANGL. DEV. =  -6.1 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      86 ANGLE DEVIATIONS.                             
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 138        DISTANCE =  8.16 ANGSTROMS                       
REMARK 525    HOH A 174        DISTANCE =  5.79 ANGSTROMS                       
DBREF  3TRA A    1    75  PDB    3TRA     3TRA             1     75             
SEQRES   1 A   75    U   C   C   G   U   G   A   U   A   G   U   U PSU          
SEQRES   2 A   75    A   A H2U   G   G H2U   C   A   G   A   A   U   G          
SEQRES   3 A   75    G   G   C   G   C PSU   U   G   U   C 1MG   C   G          
SEQRES   4 A   75    U   G   C   C   A   G   A   U 5MC   G   G   G   G          
SEQRES   5 A   75  5MU PSU   C   A   A   U   U   C   C   C   C   G   U          
SEQRES   6 A   75    C   G   C   G   G   A   G   C   C   A                      
MODRES 3TRA PSU A   13    U  PSEUDOURIDINE-5'-MONOPHOSPHATE                     
MODRES 3TRA H2U A   16    U  5,6-DIHYDROURIDINE-5'-MONOPHOSPHATE                
MODRES 3TRA H2U A   19    U  5,6-DIHYDROURIDINE-5'-MONOPHOSPHATE                
MODRES 3TRA PSU A   32    U  PSEUDOURIDINE-5'-MONOPHOSPHATE                     
MODRES 3TRA 1MG A   37    G  1N-METHYLGUANOSINE-5'-MONOPHOSPHATE                
MODRES 3TRA 5MC A   48    C  5-METHYLCYTIDINE-5'-MONOPHOSPHATE                  
MODRES 3TRA 5MU A   53    U  5-METHYLURIDINE 5'-MONOPHOSPHATE                   
MODRES 3TRA PSU A   54    U  PSEUDOURIDINE-5'-MONOPHOSPHATE                     
HET    PSU  A  13      20                                                       
HET    H2U  A  16      20                                                       
HET    H2U  A  19      20                                                       
HET    PSU  A  32      20                                                       
HET    1MG  A  37      24                                                       
HET    5MC  A  48      21                                                       
HET    5MU  A  53      21                                                       
HET    PSU  A  54      20                                                       
HET     MG  A  76       1                                                       
HETNAM     PSU PSEUDOURIDINE-5'-MONOPHOSPHATE                                   
HETNAM     H2U 5,6-DIHYDROURIDINE-5'-MONOPHOSPHATE                              
HETNAM     1MG 1N-METHYLGUANOSINE-5'-MONOPHOSPHATE                              
HETNAM     5MC 5-METHYLCYTIDINE-5'-MONOPHOSPHATE                                
HETNAM     5MU 5-METHYLURIDINE 5'-MONOPHOSPHATE                                 
HETNAM      MG MAGNESIUM ION                                                    
FORMUL   1  PSU    3(C9 H13 N2 O9 P)                                            
FORMUL   1  H2U    2(C9 H15 N2 O9 P)                                            
FORMUL   1  1MG    C11 H16 N5 O8 P                                              
FORMUL   1  5MC    C10 H16 N3 O8 P                                              
FORMUL   1  5MU    C10 H15 N2 O9 P                                              
FORMUL   2   MG    MG 2+                                                        
FORMUL   3  HOH   *115(H2 O)                                                    
LINK         P   PSU A  13                 O3'   U A  12     1555   1555  1.60  
LINK         O3' PSU A  13                 P     A A  14     1555   1555  1.60  
LINK         P   H2U A  16                 O3'   A A  15     1555   1555  1.61  
LINK         O3' H2U A  16                 P     G A  17     1555   1555  1.63  
LINK         P   H2U A  19                 O3'   G A  18     1555   1555  1.61  
LINK         O3' H2U A  19                 P     C A  20     1555   1555  1.63  
LINK         P   PSU A  32                 O3'   C A  31     1555   1555  1.62  
LINK         O3' PSU A  32                 P     U A  33     1555   1555  1.60  
LINK         P   1MG A  37                 O3'   C A  36     1555   1555  1.63  
LINK         O3' 1MG A  37                 P     C A  38     1555   1555  1.62  
LINK         P   5MC A  48                 O3'   U A  47     1555   1555  1.62  
LINK         O3' 5MC A  48                 P     G A  49     1555   1555  1.60  
LINK         P   5MU A  53                 O3'   G A  52     1555   1555  1.62  
LINK         O3' 5MU A  53                 P   PSU A  54     1555   1555  1.62  
LINK         O3' PSU A  54                 P     C A  55     1555   1555  1.62  
CRYST1   60.300   68.000  149.500  90.00  90.00  90.00 C 2 2 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      0.016584  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014706  0.000000        0.00000                         
SCALE3      0.000070  0.000000  0.006689        0.00000