HEADER    RNA BINDING PROTEIN                     08-JAN-04   1S29              
TITLE     LA AUTOANTIGEN N-TERMINAL DOMAIN                                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: LA PROTEIN;                                                
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: N-TERMINAL FRAGMENT;                                       
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: TRYPANOSOMA BRUCEI;                             
SOURCE   3 ORGANISM_TAXID: 5691;                                                
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    WINGED HELIX-TURN-HELIX, AUTOANTIGEN, RNA-BINDING, RNA BINDING        
KEYWDS   2 PROTEIN                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    G.DONG,G.CHAKSHUSMATHI,S.L.WOLIN,K.M.REINISCH                         
REVDAT   3   06-NOV-24 1S29    1       SEQADV LINK                              
REVDAT   2   24-FEB-09 1S29    1       VERSN                                    
REVDAT   1   23-MAR-04 1S29    0                                                
JRNL        AUTH   G.DONG,G.CHAKSHUSMATHI,S.L.WOLIN,K.M.REINISCH                
JRNL        TITL   STRUCTURE OF THE LA MOTIF: A WINGED HELIX DOMAIN MEDIATES    
JRNL        TITL 2 RNA BINDING VIA A CONSERVED AROMATIC PATCH.                  
JRNL        REF    EMBO J.                       V.  23  1000 2004              
JRNL        REFN                   ISSN 0261-4189                               
JRNL        PMID   14976553                                                     
JRNL        DOI    10.1038/SJ.EMBOJ.7600115                                     
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
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) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.45                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 616074.900                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 99.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 13099                          
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) : 0.232                           
REMARK   3   FREE R VALUE                     : 0.250                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.300                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 1347                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.007                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.70                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 97.00                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1861                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2270                       
REMARK   3   BIN FREE R VALUE                    : 0.3100                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.70                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 223                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.021                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 737                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 100                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 15.40                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 13.10                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.36000                                              
REMARK   3    B22 (A**2) : -0.61000                                             
REMARK   3    B33 (A**2) : 0.25000                                              
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 COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.21                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.05                            
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) : 0.23                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.16                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.200                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.10                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.780                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.040 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.650 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.210 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.090 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.55                                                 
REMARK   3   BSOL        : 70.71                                                
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1S29 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-JAN-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000021275.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-AUG-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X12C                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97                               
REMARK 200  MONOCHROMATOR                  : DOUBLE-CRYSTAL MONOCHROMATOR       
REMARK 200                                   SI(111), BEAM FOCUSED BY A         
REMARK 200                                   TOROIDAL MIRROR                    
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : BRANDEIS                           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 24632                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.5                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.03200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 41.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.62                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 95.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.06000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 21.00                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD                          
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: FRIEDEL PAIRS WERE USED.                                     
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.14                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG3500, GLYCEROL, HEPES, DTT, PH 7.5,   
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       16.46300            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       26.91650            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       26.95600            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       26.91650            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       16.46300            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       26.95600            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: 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 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1OWX   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF THE C-TERMINAL RRM OF HUMAN LA (LA225- 334)    
DBREF  1S29 A    4    92  UNP    Q9NIH4   Q9NIH4_9TRYP     1     89             
SEQADV 1S29 GLY A    1  UNP  Q9NIH4              CLONING ARTIFACT               
SEQADV 1S29 SER A    2  UNP  Q9NIH4              CLONING ARTIFACT               
SEQADV 1S29 HIS A    3  UNP  Q9NIH4              CLONING ARTIFACT               
SEQADV 1S29 MSE A    4  UNP  Q9NIH4    MET     1 MODIFIED RESIDUE               
SEQADV 1S29 MSE A   37  UNP  Q9NIH4    MET    34 MODIFIED RESIDUE               
SEQADV 1S29 MSE A   84  UNP  Q9NIH4    MET    81 MODIFIED RESIDUE               
SEQRES   1 A   92  GLY SER HIS MSE PRO LEU SER SER GLU ASN LYS GLN LYS          
SEQRES   2 A   92  LEU GLN LYS GLN VAL GLU PHE TYR PHE SER ASP VAL ASN          
SEQRES   3 A   92  VAL GLN ARG ASP ILE PHE LEU LYS GLY LYS MSE ALA GLU          
SEQRES   4 A   92  ASN ALA GLU GLY PHE VAL SER LEU GLU THR LEU LEU THR          
SEQRES   5 A   92  PHE LYS ARG VAL ASN SER VAL THR THR ASP VAL LYS GLU          
SEQRES   6 A   92  VAL VAL GLU ALA ILE ARG PRO SER GLU LYS LEU VAL LEU          
SEQRES   7 A   92  SER GLU ASP GLY LEU MSE VAL ARG ARG ARG ASP PRO LEU          
SEQRES   8 A   92  PRO                                                          
MODRES 1S29 MSE A    4  MET  SELENOMETHIONINE                                   
MODRES 1S29 MSE A   37  MET  SELENOMETHIONINE                                   
MODRES 1S29 MSE A   84  MET  SELENOMETHIONINE                                   
HET    MSE  A   4       8                                                       
HET    MSE  A  37       8                                                       
HET    MSE  A  84       8                                                       
HETNAM     MSE SELENOMETHIONINE                                                 
FORMUL   1  MSE    3(C5 H11 N O2 SE)                                            
FORMUL   2  HOH   *100(H2 O)                                                    
HELIX    1   1 SER A    7  PHE A   22  1                                  16    
HELIX    2   2 SER A   23  GLN A   28  1                                   6    
HELIX    3   3 ASP A   30  ALA A   38  1                                   9    
HELIX    4   4 LEU A   47  LEU A   51  1                                   5    
HELIX    5   5 PHE A   53  SER A   58  1                                   6    
HELIX    6   6 ASP A   62  ARG A   71  1                                  10    
SHEET    1   A 3 VAL A  45  SER A  46  0                                        
SHEET    2   A 3 MSE A  84  ARG A  87 -1  O  VAL A  85   N  VAL A  45           
SHEET    3   A 3 LEU A  76  LEU A  78 -1  N  VAL A  77   O  ARG A  86           
LINK         C   HIS A   3                 N   MSE A   4     1555   1555  1.33  
LINK         C   MSE A   4                 N   PRO A   5     1555   1555  1.34  
LINK         C   LYS A  36                 N   MSE A  37     1555   1555  1.33  
LINK         C   MSE A  37                 N   ALA A  38     1555   1555  1.33  
LINK         C   LEU A  83                 N   MSE A  84     1555   1555  1.33  
LINK         C   MSE A  84                 N   VAL A  85     1555   1555  1.33  
CRYST1   32.926   53.912   53.833  90.00  90.00  90.00 P 21 21 21    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      0.030371  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.018549  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.018576        0.00000