HEADER    HYDROLASE                               14-APR-08   3CTR              
TITLE     CRYSTAL STRUCTURE OF THE RRM-DOMAIN OF THE POLY(A)-SPECIFIC           
TITLE    2 RIBONUCLEASE PARN BOUND TO M7GTP                                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: POLY(A)-SPECIFIC RIBONUCLEASE PARN;                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: RNA-RECOGNITION-MOTIF OF PARN (RESIDUES 445-540);          
COMPND   5 SYNONYM: POLYADENYLATE-SPECIFIC RIBONUCLEASE, DEADENYLATING NUCLEASE,
COMPND   6 DEADENYLATION NUCLEASE;                                              
COMPND   7 EC: 3.1.13.4;                                                        
COMPND   8 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: PARN, DAN;                                                     
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL 21 (DE3);                               
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PGEX-6P-PARN3                             
KEYWDS    PARN, PROTEIN-RNA-COMPLEX, M7G-CAP, M7GTP, RNA RECOGNITION MOTIF,     
KEYWDS   2 RRM, EXONUCLEASE, HYDROLASE, MAGNESIUM, METAL-BINDING, NONSENSE-     
KEYWDS   3 MEDIATED MRNA DECAY, NUCLEASE, NUCLEUS, PHOSPHOPROTEIN, RNA-BINDING  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.MONECKE,S.SCHELL,A.DICKMANNS,R.FICNER                               
REVDAT   6   21-FEB-24 3CTR    1       REMARK SEQADV                            
REVDAT   5   25-OCT-17 3CTR    1       REMARK                                   
REVDAT   4   06-NOV-13 3CTR    1       REMARK VERSN                             
REVDAT   3   24-FEB-09 3CTR    1       VERSN                                    
REVDAT   2   11-NOV-08 3CTR    1       JRNL                                     
REVDAT   1   29-JUL-08 3CTR    0                                                
JRNL        AUTH   T.MONECKE,S.SCHELL,A.DICKMANNS,R.FICNER                      
JRNL        TITL   CRYSTAL STRUCTURE OF THE RRM DOMAIN OF POLY(A)-SPECIFIC      
JRNL        TITL 2 RIBONUCLEASE REVEALS A NOVEL M(7)G-CAP-BINDING MODE.         
JRNL        REF    J.MOL.BIOL.                   V. 382   827 2008              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   18694759                                                     
JRNL        DOI    10.1016/J.JMB.2008.07.073                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.3.0008                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 7448                           
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) : 0.211                           
REMARK   3   R VALUE            (WORKING SET) : 0.210                           
REMARK   3   FREE R VALUE                     : 0.243                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 382                             
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) : 2.10                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.15                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 509                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.81                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2490                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 26                           
REMARK   3   BIN FREE R VALUE                    : 0.2150                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 602                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 33                                      
REMARK   3   SOLVENT ATOMS            : 69                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 45.36                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.83000                                             
REMARK   3    B22 (A**2) : -1.83000                                             
REMARK   3    B33 (A**2) : 3.65000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.175         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.160         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.113         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.168         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.957                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.931                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):   654 ; 0.012 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):   898 ; 1.287 ; 1.998       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):    74 ; 6.203 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    29 ;42.777 ;24.828       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):    98 ;13.823 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     1 ;15.778 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):    98 ; 0.097 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):   486 ; 0.005 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   279 ; 0.195 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):   443 ; 0.303 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    49 ; 0.145 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
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):    40 ; 0.154 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     8 ; 0.130 ; 0.200       
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):   384 ; 0.876 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):   604 ; 1.510 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   336 ; 2.007 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   294 ; 3.207 ; 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):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
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 : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
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 3CTR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-APR-08.                  
REMARK 100 THE DEPOSITION ID IS D_1000047199.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 28-MAR-07; 18-APR-07               
REMARK 200  TEMPERATURE           (KELVIN) : 100; 100                           
REMARK 200  PH                             : 5.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y; Y                               
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG; BESSY          
REMARK 200  BEAMLINE                       : BW7A; 14.2                         
REMARK 200  X-RAY GENERATOR MODEL          : NULL; NULL                         
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M; M                               
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.078; 0.9778, 0.97861, 0.91841    
REMARK 200  MONOCHROMATOR                  : FIXED EXIT DOUBLE CRYSTAL SI       
REMARK 200                                   -111, HORIZONTALLY FOCUSSING;      
REMARK 200                                   DOUBLE CRYSTAL MONOCHROMATOR SI-   
REMARK 200                                   111                                
REMARK 200  OPTICS                         : MIRRORS; MIRRORS                   
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD; CCD                           
REMARK 200  DETECTOR MANUFACTURER          : MAR CCD 165 MM; MAR CCD 165 MM     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 7918                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.100                              
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     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 13.60                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.03800                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 67.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.18                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.80                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.20200                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 14.40                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; MAD                         
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: SHELXCD                                               
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 54.69                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.71                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2 M LISO4, PH 5.6, VAPOR DIFFUSION,      
REMARK 280  HANGING DROP, TEMPERATURE 293K                                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       3555   -Y,X+1/2,Z+1/4                                          
REMARK 290       4555   Y+1/2,-X,Z+3/4                                          
REMARK 290       5555   -X+1/2,Y,-Z+3/4                                         
REMARK 290       6555   X,-Y+1/2,-Z+1/4                                         
REMARK 290       7555   Y+1/2,X+1/2,-Z+1/2                                      
REMARK 290       8555   -Y,-X,-Z                                                
REMARK 290       9555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290      10555   -X,-Y,Z                                                 
REMARK 290      11555   -Y+1/2,X,Z+3/4                                          
REMARK 290      12555   Y,-X+1/2,Z+1/4                                          
REMARK 290      13555   -X,Y+1/2,-Z+1/4                                         
REMARK 290      14555   X+1/2,-Y,-Z+3/4                                         
REMARK 290      15555   Y,X,-Z                                                  
REMARK 290      16555   -Y+1/2,-X+1/2,-Z+1/2                                    
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       40.55350            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000       40.55350            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       39.02900            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       40.55350            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       19.51450            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       40.55350            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       58.54350            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       40.55350            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       58.54350            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       40.55350            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       19.51450            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000       40.55350            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000       40.55350            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       39.02900            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9  1.000000  0.000000  0.000000       40.55350            
REMARK 290   SMTRY2   9  0.000000  1.000000  0.000000       40.55350            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       39.02900            
REMARK 290   SMTRY1  10 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  10  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1  11  0.000000 -1.000000  0.000000       40.55350            
REMARK 290   SMTRY2  11  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000  1.000000       58.54350            
REMARK 290   SMTRY1  12  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  12 -1.000000  0.000000  0.000000       40.55350            
REMARK 290   SMTRY3  12  0.000000  0.000000  1.000000       19.51450            
REMARK 290   SMTRY1  13 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       40.55350            
REMARK 290   SMTRY3  13  0.000000  0.000000 -1.000000       19.51450            
REMARK 290   SMTRY1  14  1.000000  0.000000  0.000000       40.55350            
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  14  0.000000  0.000000 -1.000000       58.54350            
REMARK 290   SMTRY1  15  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  15  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  15  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  16  0.000000 -1.000000  0.000000       40.55350            
REMARK 290   SMTRY2  16 -1.000000  0.000000  0.000000       40.55350            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       39.02900            
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 300 REMARK: THE ASYMMENTRIC UNIT CONTAINS ONE MONOMER REPRESENTING THE   
REMARK 300 FUNCTIONAL M7G-CAP BINDING MOTIF (RRM) OF PARN                       
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 9560 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 15510 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -53.8 KCAL/MOL                        
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   BIOMT1   2  0.000000  1.000000  0.000000       40.55350            
REMARK 350   BIOMT2   2  1.000000  0.000000  0.000000      -40.55350            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       39.02900            
REMARK 350   BIOMT1   3 -1.000000  0.000000  0.000000       81.10700            
REMARK 350   BIOMT2   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   4  0.000000 -1.000000  0.000000       40.55350            
REMARK 350   BIOMT2   4 -1.000000  0.000000  0.000000       40.55350            
REMARK 350   BIOMT3   4  0.000000  0.000000 -1.000000       39.02900            
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 A 557  LIES ON A SPECIAL POSITION.                          
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     ARG A   515                                                      
REMARK 465     LYS A   516                                                      
REMARK 465     GLN A   517                                                      
REMARK 465     GLU A   518                                                      
REMARK 465     GLU A   519                                                      
REMARK 465     LYS A   520                                                      
REMARK 465     GLN A   521                                                      
REMARK 465     ILE A   522                                                      
REMARK 465     LYS A   523                                                      
REMARK 465     ARG A   524                                                      
REMARK 465     LYS A   525                                                      
REMARK 465     TRP A   526                                                      
REMARK 465     THR A   527                                                      
REMARK 465     GLU A   528                                                      
REMARK 465     ASP A   529                                                      
REMARK 465     SER A   530                                                      
REMARK 465     TRP A   531                                                      
REMARK 465     LYS A   532                                                      
REMARK 465     GLU A   533                                                      
REMARK 465     ALA A   534                                                      
REMARK 465     ASP A   535                                                      
REMARK 465     SER A   536                                                      
REMARK 465     LYS A   537                                                      
REMARK 465     ARG A   538                                                      
REMARK 465     LEU A   539                                                      
REMARK 465     ASN A   540                                                      
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    ASP A 477     -157.63   -156.92                                   
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 MGP A 1                   
DBREF  3CTR A  445   540  UNP    O95453   PARN_HUMAN     445    540             
SEQADV 3CTR GLY A  440  UNP  O95453              EXPRESSION TAG                 
SEQADV 3CTR PRO A  441  UNP  O95453              EXPRESSION TAG                 
SEQADV 3CTR LEU A  442  UNP  O95453              EXPRESSION TAG                 
SEQADV 3CTR GLY A  443  UNP  O95453              EXPRESSION TAG                 
SEQADV 3CTR SER A  444  UNP  O95453              EXPRESSION TAG                 
SEQRES   1 A  101  GLY PRO LEU GLY SER ASP HIS VAL LEU HIS VAL THR PHE          
SEQRES   2 A  101  PRO LYS GLU TRP LYS THR SER ASP LEU TYR GLN LEU PHE          
SEQRES   3 A  101  SER ALA PHE GLY ASN ILE GLN ILE SER TRP ILE ASP ASP          
SEQRES   4 A  101  THR SER ALA PHE VAL SER LEU SER GLN PRO GLU GLN VAL          
SEQRES   5 A  101  LYS ILE ALA VAL ASN THR SER LYS TYR ALA GLU SER TYR          
SEQRES   6 A  101  ARG ILE GLN THR TYR ALA GLU TYR MET GLY ARG LYS GLN          
SEQRES   7 A  101  GLU GLU LYS GLN ILE LYS ARG LYS TRP THR GLU ASP SER          
SEQRES   8 A  101  TRP LYS GLU ALA ASP SER LYS ARG LEU ASN                      
HET    MGP  A   1      33                                                       
HETNAM     MGP 7-METHYL-GUANOSINE-5'-TRIPHOSPHATE                               
FORMUL   2  MGP    C11 H19 N5 O14 P3 1+                                         
FORMUL   3  HOH   *69(H2 O)                                                     
HELIX    1   1 LYS A  457  PHE A  465  1                                   9    
HELIX    2   2 GLU A  489  LYS A  499  1                                  11    
HELIX    3   3 THR A  508  GLY A  514  1                                   7    
SHEET    1   A 3 GLY A 443  THR A 451  0                                        
SHEET    2   A 3 SER A 480  PRO A 488 -1  O  VAL A 483   N  LEU A 448           
SHEET    3   A 3 GLY A 469  ASP A 477 -1  N  SER A 474   O  PHE A 482           
SITE     1 AC1  9 LYS A 454  TRP A 456  LYS A 457  GLN A 472                    
SITE     2 AC1  9 TRP A 475  ASP A 477  ASP A 478  HOH A 579                    
SITE     3 AC1  9 HOH A 608                                                     
CRYST1   81.107   81.107   78.058  90.00  90.00  90.00 I 41 2 2     16          
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      0.012329  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012329  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012811        0.00000