HEADER    RNA                                     15-MAY-06   2H0S              
TITLE     PRE-CLEAVAGE STATE OF THE THERMOANAEROBACTER TENGCONGENSIS GLMS       
TITLE    2 RIBOZYME                                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GLMS RIBOZYME DEOXY RNA INHIBITOR;                         
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 OTHER_DETAILS: ADENOSINE -1 IS DEOXY, ITS O2* IS NOT MISSING;        
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: GLMS RIBOZYME RNA;                                         
COMPND   8 CHAIN: B;                                                            
COMPND   9 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 OTHER_DETAILS: THIS SEQUENCE OCCURS NATURALLY IN THERMOANAEROBACTER  
SOURCE   4 TENGCONGENSIS;                                                       
SOURCE   5 MOL_ID: 2;                                                           
SOURCE   6 SYNTHETIC: YES;                                                      
SOURCE   7 OTHER_DETAILS: RNA PRODUCED BY IN VITRO TRANSCRIPTION. THIS SEQUENCE 
SOURCE   8 OCCURS NATURALLY IN THERMOANAEROBACTER TENGCONGENSIS                 
KEYWDS    RNA, RIBOZYME, PSEUDOKNOT, HELIX                                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.J.KLEIN,A.R.FERRE-D'AMARE                                           
REVDAT   4   14-FEB-24 2H0S    1       REMARK SEQADV LINK                       
REVDAT   3   24-FEB-09 2H0S    1       VERSN                                    
REVDAT   2   03-OCT-06 2H0S    1       JRNL                                     
REVDAT   1   26-SEP-06 2H0S    0                                                
JRNL        AUTH   D.J.KLEIN,A.R.FERRE-D'AMARE                                  
JRNL        TITL   STRUCTURAL BASIS OF GLMS RIBOZYME ACTIVATION BY              
JRNL        TITL 2 GLUCOSAMINE-6-PHOSPHATE                                      
JRNL        REF    SCIENCE                       V. 313  1752 2006              
JRNL        REFN                   ISSN 0036-8075                               
JRNL        PMID   16990543                                                     
JRNL        DOI    10.1126/SCIENCE.1129666                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.35 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.35                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 30.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 21556                          
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 SET) : 0.218                           
REMARK   3   FREE R VALUE                     : 0.250                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.600                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2077                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 0                                       
REMARK   3   NUCLEIC ACID ATOMS       : 3099                                    
REMARK   3   HETEROGEN ATOMS          : 5                                       
REMARK   3   SOLVENT ATOMS            : 72                                      
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) : 0.36                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.37                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.41                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.42                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.004                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.180                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : A SOLVENT DENSITY LEVEL OF 0.35 AND SOLVENT B        
REMARK   3                 -FACTOR OF 20 WERE USED FOR THE BULK SOLVENT         
REMARK   3                 DURING REFINEMENT                                    
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2H0S COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-MAY-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000037786.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-FEB-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.2155                             
REMARK 200  MONOCHROMATOR                  : DOUBLE-CRYSTAL, SI(111) LIQUID     
REMARK 200                                   N2 COOLED                          
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 21613                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.350                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 93.3                               
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) : 2.35                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.43                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 63.0                               
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: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR                          
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   (%): 54.06                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.68                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 14% PEG 4000, 1M LICL, 100MM MES-NAOH    
REMARK 280  PH 5.6, 5MM MGCL2, 4MM GLCN6P, VAPOR DIFFUSION, SITTING DROP,       
REMARK 280  TEMPERATURE 295K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
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       90.27000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       20.63000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       90.27000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       20.63000            
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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A MONOMER                         
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 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       U A    21                                                      
REMARK 465       G A    22                                                      
REMARK 465       C A    23                                                      
REMARK 465       A A    24                                                      
REMARK 465       C A    25                                                      
REMARK 465       U A    26                                                      
REMARK 465       C B    21                                                      
REMARK 465       C B    22                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470       U A   6    N1   C2   O2   N3   C4   O4   C5                    
REMARK 470       U A   6    C6                                                  
REMARK 470       U B 103    N1   C2   O2   N3   C4   O4   C5                    
REMARK 470       U B 103    C6                                                  
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      G B  41   N9  -  C1' -  C2' ANGL. DEV. =   8.0 DEGREES          
REMARK 500      U B  48   N1  -  C1' -  C2' ANGL. DEV. =   8.2 DEGREES          
REMARK 500      C B  57   C2' -  C3' -  O3' ANGL. DEV. =  13.1 DEGREES          
REMARK 500      A B  58   N9  -  C1' -  C2' ANGL. DEV. =   8.4 DEGREES          
REMARK 500      U B 103   C2' -  C3' -  O3' ANGL. DEV. =  14.4 DEGREES          
REMARK 500      G B 130   N9  -  C1' -  C2' ANGL. DEV. =   9.2 DEGREES          
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      G B  55         0.05    SIDE CHAIN                              
REMARK 500      G B 114         0.06    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG B 301  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1   C A   2   OP2                                                    
REMARK 620 2 HOH A 229   O    85.1                                              
REMARK 620 3   C B  36   OP2 173.7  96.7                                        
REMARK 620 4   G B  37   OP2  81.8 102.1  92.0                                  
REMARK 620 5 HOH B 220   O    92.3 177.1  85.9  78.9                            
REMARK 620 6 HOH B 230   O   103.3  91.8  82.7 165.7  87.4                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG B 305  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1   G B 114   N7                                                     
REMARK 620 2 HOH B 217   O    79.6                                              
REMARK 620 3 HOH B 234   O   108.6 171.8                                        
REMARK 620 4 HOH B 267   O   141.9  62.6 109.2                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 302                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 303                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 304                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 305                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2GCS   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2GCV   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2H0W   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2H0X   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2H0Z   RELATED DB: PDB                                   
DBREF  2H0S B   23   145  GB     20517198 AE013165      2582   2704             
DBREF  2H0S A   -2    26  PDB    2H0S     2H0S            -2     26             
SEQADV 2H0S   C B   21  GB   20517198            INSERTION                      
SEQADV 2H0S   C B   22  GB   20517198            INSERTION                      
SEQADV 2H0S A23 B  145  GB   20517198    A  2704 MODIFIED RESIDUE               
SEQRES   1 A   28    A  DA   G   C   G   C   C   U   G   G   A   C   U          
SEQRES   2 A   28   IU   A   A   A   G   C   C   A   U   U   G   C   A          
SEQRES   3 A   28    C   U                                                      
SEQRES   1 B  125    C   C   G   G   C   U   U   U   A   A   G   U   U          
SEQRES   2 B  125    G   A   C   G   A   G   G   G   C   A   G   G   G          
SEQRES   3 B  125    U   U   U   A   U   C   G   A   G   A   C   A   U          
SEQRES   4 B  125    C   G   G   C   G   G   G   U   G   C   C   C   U          
SEQRES   5 B  125    G   C   G   G   U   C   U   U   C   C   U   G   C          
SEQRES   6 B  125    G   A   C   C   G   U   U   A   G   A   G   G   A          
SEQRES   7 B  125    C   U   G   G   U   A   A   A   A   C   C   A   C          
SEQRES   8 B  125    A   G   G   C   G   A   C   U   G   U   G   G   C          
SEQRES   9 B  125    A   U   A   G   A   G   C   A   G   U   C   C   G          
SEQRES  10 B  125    G   G   C   A   G   G   A A23                              
MODRES 2H0S  IU A   12    U  5-IODOURIDINE-5'-MONOPHOSPHATE                     
MODRES 2H0S A23 B  145    A                                                     
HET     IU  A  12      21                                                       
HET    A23  B 145      25                                                       
HET     MG  B 301       1                                                       
HET     MG  B 302       1                                                       
HET     MG  B 303       1                                                       
HET     MG  B 304       1                                                       
HET     MG  B 305       1                                                       
HETNAM      IU 5-IODOURIDINE-5'-MONOPHOSPHATE                                   
HETNAM     A23 ADENOSINE-5'-PHOSPHATE-2',3'-CYCLIC PHOSPHATE                    
HETNAM      MG MAGNESIUM ION                                                    
FORMUL   1   IU    C9 H12 I N2 O9 P                                             
FORMUL   2  A23    C10 H13 N5 O9 P2                                             
FORMUL   3   MG    5(MG 2+)                                                     
FORMUL   8  HOH   *72(H2 O)                                                     
LINK         O3'   U A  11                 P    IU A  12     1555   1555  1.61  
LINK         O3'  IU A  12                 P     A A  13     1555   1555  1.61  
LINK         O3'   A B 144                 P   A23 B 145     1555   1555  1.61  
LINK         OP2   C A   2                MG    MG B 301     1555   1555  2.40  
LINK         O   HOH A 229                MG    MG B 301     1555   1555  2.02  
LINK         OP2   C B  36                MG    MG B 301     1555   1555  2.19  
LINK         OP2   G B  37                MG    MG B 301     1555   1555  2.37  
LINK         N7    G B 114                MG    MG B 305     1555   1555  2.62  
LINK         O   HOH B 217                MG    MG B 305     1555   1555  2.49  
LINK         O   HOH B 220                MG    MG B 301     1555   1555  2.01  
LINK         O   HOH B 230                MG    MG B 301     1555   1555  2.43  
LINK         O   HOH B 234                MG    MG B 305     1555   1555  2.75  
LINK         O   HOH B 267                MG    MG B 305     1555   1555  2.64  
SITE     1 AC1  8   G A   1    C A   2  HOH A 229    A B  35                    
SITE     2 AC1  8   C B  36    G B  37  HOH B 220  HOH B 230                    
SITE     1 AC2  3   U B  79    C B  81    C B  82                               
SITE     1 AC3  4   A B  56    C B  57    U B  59  HOH B 242                    
SITE     1 AC4  1   A B 107                                                     
SITE     1 AC5  4   G B 114  HOH B 217  HOH B 234  HOH B 267                    
CRYST1  180.540   41.260   71.404  90.00  90.00  90.00 P 21 21 2     4          
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      0.005539  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.024237  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014005        0.00000