PDB Short entry for 2B9Z
HEADER    VIRAL PROTEIN                           13-OCT-05   2B9Z              
TITLE     SOLUTION STRUCTURE OF FHV B2, A VIRAL SUPPRESSOR OF RNAI              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: B2 PROTEIN;                                                
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: FLOCK HOUSE VIRUS;                              
SOURCE   3 ORGANISM_TAXID: 12287;                                               
SOURCE   4 GENE: B2;                                                            
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PETM-11                                   
KEYWDS    SYMMETRIC ANTIPARALLEL HOMODIMER, ALL ALPHA-HELICAL, VIRAL            
KEYWDS   2 PROTEIN                                                              
EXPDTA    SOLUTION NMR                                                          
NUMMDL    10                                                                    
AUTHOR    A.LINGEL,B.SIMON,E.IZAURRALDE,M.SATTLER                               
REVDAT   3   24-FEB-09 2B9Z    1       VERSN                                    
REVDAT   2   27-DEC-05 2B9Z    1       JRNL                                     
REVDAT   1   29-NOV-05 2B9Z    0                                                
JRNL        AUTH   A.LINGEL,B.SIMON,E.IZAURRALDE,M.SATTLER                      
JRNL        TITL   THE STRUCTURE OF THE FLOCK HOUSE VIRUS B2 PROTEIN,           
JRNL        TITL 2 A VIRAL SUPPRESSOR OF RNA INTERFERENCE, SHOWS A              
JRNL        TITL 3 NOVEL MODE OF DOUBLE-STRANDED RNA RECOGNITION.               
JRNL        REF    EMBO REP.                     V.   6  1149 2005              
JRNL        REFN                   ISSN 1469-221X                               
JRNL        PMID   16270100                                                     
JRNL        DOI    10.1038/SJ.EMBOR.7400583                                     
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
REMARK   3   AUTHORS     : BRUNGER ET AL.                                       
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: THE EXPERIMENTALLY DETERMINED             
REMARK   3  DISTANCE, DIHEDRAL AND DIPOLAR COUPLING RESTRAINTS WERE             
REMARK   3  APPLIED IN A SIMULATED ANNEALING PROTOCOL USING ARIA AND CNS.       
REMARK   3  NON-CRYSTALLOGRAPHIC SYMMETRY (NCS) RESTRAINTS WERE USED TO         
REMARK   3  ENFORCE THE DIMER SYMMETRY. THE FINAL ENSEMBLE OF NMR               
REMARK   3  STRUCTURES WAS REFINED IN A SHELL OF WATER MOLECULES.               
REMARK   4                                                                      
REMARK   4 2B9Z COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-OCT-05.                  
REMARK 100 THE RCSB ID CODE IS RCSB034860.                                      
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 295                                
REMARK 210  PH                             : 6.3                                
REMARK 210  IONIC STRENGTH                 : 50 MM NAPI, 50 MM NACL             
REMARK 210  PRESSURE                       : 1ATM                               
REMARK 210  SAMPLE CONTENTS                : 0.2 - 1 MM 15N, 13C/15N OR         
REMARK 210                                   2H/13C/15N LABELLED B2 PROTEIN     
REMARK 210                                   IN 50 MM SODIUM PHOSPHATE PH       
REMARK 210                                   6.3, 50 MM SODIUM CHLORIDE, 1      
REMARK 210                                   MM DTT, 90% H2O / 10% D2O; 0.2     
REMARK 210                                   - 1 MM 13C/15N LABELLED B2         
REMARK 210                                   PROTEIN IN 50 MM SODIUM            
REMARK 210                                   PHOSPHATE PH 6.3, 50 MM SODIUM     
REMARK 210                                   CHLORIDE, 1 MM DTT, 100% D2O       
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 3D_15N-SEPARATED_NOESY, 3D_        
REMARK 210                                   13C-SEPARATED_NOESY, HNHA          
REMARK 210  SPECTROMETER FIELD STRENGTH    : 500 MHZ, 600 MHZ, 900 MHZ          
REMARK 210  SPECTROMETER MODEL             : DRX                                
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : XWINNMR 3.5, NMRPIPE, NMRVIEW      
REMARK 210                                   5, TALOS, ARIA 1.2, CNS 1.1        
REMARK 210   METHOD USED                   : MOLECULAR DYNAMICS, SIMULATED      
REMARK 210                                   ANNEALING                          
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 100                                
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 10                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : STRUCTURES WITH THE LOWEST         
REMARK 210                                   ENERGY                             
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1                   
REMARK 210                                                                      
REMARK 210 REMARK: DISTANCE RESTRAINTS WERE DERIVED FROM 15N- OR 13C-           
REMARK 210  RESOLVED 3D NOESY. HN-N RESIDUAL DIPOLAR COUPLINGS WERE             
REMARK 210  MEASURED USING A SPIN-STATE-SELECTIVE 1H,15N CORRELATION            
REMARK 210  EXPERIMENT IN DILUTE LIQUID CRYSTALLINE MEDIUM. RESTRAINTS FOR      
REMARK 210  THE BACKBONE ANGLES PHI AND PSI WERE DERIVED FROM TALOS.            
REMARK 210  STEREOSPECIFIC ASSIGNMENTS OF LEU, VAL METHYL GROUPS WERE           
REMARK 210  OBTAINED USING A 10% FRACTIONALLY 13C-LABELLED SAMPLE.              
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
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  2 MET A   1      101.46     54.27                                   
REMARK 500  2 MET B   1       90.15     48.48                                   
REMARK 500  3 SER A  26      -75.51    -67.06                                   
REMARK 500  3 TYR A  27       -1.99     56.42                                   
REMARK 500  3 PRO A  31      161.99    -46.80                                   
REMARK 500  3 TYR B  27        8.89     49.97                                   
REMARK 500  3 PRO B  31      152.36    -45.54                                   
REMARK 500  4 ALA A   0       75.25     59.62                                   
REMARK 500  4 ALA B   0       68.55     60.71                                   
REMARK 500  4 GLU B  61       32.71    -97.44                                   
REMARK 500  5 GLU A  61       36.57    -97.94                                   
REMARK 500  5 PRO B  31      155.30    -46.64                                   
REMARK 500  6 TYR A  27        6.99     55.16                                   
REMARK 500  6 PRO A  31      157.30    -46.37                                   
REMARK 500  6 ALA B   0       76.91     58.74                                   
REMARK 500  6 TYR B  27        3.06     55.98                                   
REMARK 500  6 PRO B  31      162.18    -46.22                                   
REMARK 500  7 PRO A  31      150.35    -45.95                                   
REMARK 500  8 ASP B  29       46.96    -85.93                                   
REMARK 500 10 TYR A  27        6.14     55.04                                   
REMARK 500 10 PRO A  31      153.49    -46.41                                   
REMARK 500 10 TYR B  27        9.44     53.72                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  2B9Z A    1    72  UNP    P68831   B2_FHV           1     72             
DBREF  2B9Z B    1    72  UNP    P68831   B2_FHV           1     72             
SEQADV 2B9Z GLY A   -1  UNP  P68831              CLONING ARTIFACT               
SEQADV 2B9Z ALA A    0  UNP  P68831              CLONING ARTIFACT               
SEQADV 2B9Z GLY A   53  UNP  P68831    SER    53 SEE REMARK 999                 
SEQADV 2B9Z GLY B   -1  UNP  P68831              CLONING ARTIFACT               
SEQADV 2B9Z ALA B    0  UNP  P68831              CLONING ARTIFACT               
SEQADV 2B9Z GLY B   53  UNP  P68831    SER    53 SEE REMARK 999                 
SEQRES   1 A   74  GLY ALA MET PRO SER LYS LEU ALA LEU ILE GLN GLU LEU          
SEQRES   2 A   74  PRO ASP ARG ILE GLN THR ALA VAL GLU ALA ALA MET GLY          
SEQRES   3 A   74  MET SER TYR GLN ASP ALA PRO ASN ASN VAL ARG ARG ASP          
SEQRES   4 A   74  LEU ASP ASN LEU HIS ALA CYS LEU ASN LYS ALA LYS LEU          
SEQRES   5 A   74  THR VAL GLY ARG MET VAL THR SER LEU LEU GLU LYS PRO          
SEQRES   6 A   74  SER VAL VAL ALA TYR LEU GLU GLY LYS                          
SEQRES   1 B   74  GLY ALA MET PRO SER LYS LEU ALA LEU ILE GLN GLU LEU          
SEQRES   2 B   74  PRO ASP ARG ILE GLN THR ALA VAL GLU ALA ALA MET GLY          
SEQRES   3 B   74  MET SER TYR GLN ASP ALA PRO ASN ASN VAL ARG ARG ASP          
SEQRES   4 B   74  LEU ASP ASN LEU HIS ALA CYS LEU ASN LYS ALA LYS LEU          
SEQRES   5 B   74  THR VAL GLY ARG MET VAL THR SER LEU LEU GLU LYS PRO          
SEQRES   6 B   74  SER VAL VAL ALA TYR LEU GLU GLY LYS                          
HELIX    1   1 SER A    3  GLY A   24  1                                  22    
HELIX    2   2 SER A   26  ALA A   30  5                                   5    
HELIX    3   3 PRO A   31  GLU A   61  1                                  31    
HELIX    4   4 LYS A   62  GLY A   71  1                                  10    
HELIX    5   5 SER B    3  GLY B   24  1                                  22    
HELIX    6   6 PRO B   31  GLU B   61  1                                  31    
HELIX    7   7 LYS B   62  GLY B   71  1                                  10    
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
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      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000