HEADER    VIRAL PROTEIN                           04-JUN-02   1LX8              
TITLE     REGULATION OF DIRECTIONALITY IN BACTERIOPHAGE LAMBDA SITE-SPECIFIC    
TITLE    2 RECOMBINATION: STRUCTURE OF THE XIS PROTEIN                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: EXCISIONASE;                                               
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: DNA BINDING DOMAIN;                                        
COMPND   5 SYNONYM: XIS;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE LAMBDA;                    
SOURCE   3 ORGANISM_TAXID: 10710;                                               
SOURCE   4 GENE: XIS;                                                           
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: RJ3386 (BL21-DE3);                         
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PBAD33                                    
KEYWDS    DNA ARCHITECTURAL PROTEIN, 'WINGED'-HELIX PROTEIN, PHAGE EXCISION,    
KEYWDS   2 SITE-SPECIFIC DNA RECOMBINATION, VIRAL PROTEIN                       
EXPDTA    SOLUTION NMR                                                          
NUMMDL    20                                                                    
AUTHOR    M.D.SAM,C.PAPAGIANNIS,K.M.CONNOLLY,L.CORSELLI,J.IWAHARA,J.LEE,        
AUTHOR   2 M.PHILLIPS,J.M.WOJCIAK,R.C.JOHNSON,R.T.CLUBB                         
REVDAT   4   22-MAY-24 1LX8    1       REMARK                                   
REVDAT   3   27-OCT-21 1LX8    1       REMARK SEQADV                            
REVDAT   2   24-FEB-09 1LX8    1       VERSN                                    
REVDAT   1   10-JUN-03 1LX8    0                                                
JRNL        AUTH   M.D.SAM,C.PAPAGIANNIS,K.M.CONNOLLY,L.CORSELLI,J.IWAHARA,     
JRNL        AUTH 2 J.LEE,M.PHILLIPS,J.M.WOJCIAK,R.C.JOHNSON,R.T.CLUBB           
JRNL        TITL   REGULATION OF DIRECTIONALITY IN BACTERIOPHAGE LAMBDA         
JRNL        TITL 2 SITE-SPECIFIC RECOMBINATION: STRUCTURE OF THE XIS PROTEIN    
JRNL        REF    J.MOL.BIOL.                   V. 324   791 2002              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   12460578                                                     
JRNL        DOI    10.1016/S0022-2836(02)01150-6                                
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1, X-PLOR 3.1                               
REMARK   3   AUTHORS     : BRUNGER, 1993 (X-PLOR), BRUNGER (X-PLOR)             
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1LX8 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-JUN-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000016372.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 298                                
REMARK 210  PH                             : 5.0                                
REMARK 210  IONIC STRENGTH                 : 100MM NACL                         
REMARK 210  PRESSURE                       : AMBIENT                            
REMARK 210  SAMPLE CONTENTS                : 1MM XIS, 15N/13C LABELED           
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 3D_15N-SEPARATED_NOESY; HNCA-J;    
REMARK 210                                   4D_13C/15N-SEPARATED_NOESY; HNHA   
REMARK 210  SPECTROMETER FIELD STRENGTH    : 600 MHZ; 500 MHZ                   
REMARK 210  SPECTROMETER MODEL             : DRX                                
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : XWINNMR 2.6, NMRPIPE SGI6X,        
REMARK 210                                   NMRVIEW 4.1.3                      
REMARK 210   METHOD USED                   : HYBRID DISTANCE GEOMETRY AND       
REMARK 210                                   SIMULATED ANNEALING CALCULATIONS.  
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 200                                
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 20                                 
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: NULL                                                         
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 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 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    ASP A    37     H    ARG A    39              1.59            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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  1 TYR A   2     -154.50    -85.26                                   
REMARK 500  1 PRO A  33      157.58    -41.82                                   
REMARK 500  1 ASP A  37       66.25    -65.60                                   
REMARK 500  1 ARG A  39      -25.07   -145.06                                   
REMARK 500  1 ASP A  51      -92.32   -102.20                                   
REMARK 500  1 LEU A  52      -76.46   -132.95                                   
REMARK 500  1 ASN A  53       62.34   -168.94                                   
REMARK 500  1 ARG A  54       71.69   -160.07                                   
REMARK 500  2 ALA A  10        0.18    -60.49                                   
REMARK 500  2 PRO A  15     -157.36    -83.88                                   
REMARK 500  2 ARG A  16     -135.61   -148.05                                   
REMARK 500  2 ASP A  37       65.62    -65.61                                   
REMARK 500  2 HIS A  44      152.97    -40.48                                   
REMARK 500  2 SER A  46       25.32   -151.46                                   
REMARK 500  2 ASP A  51     -100.41   -104.64                                   
REMARK 500  2 ARG A  54       77.56     53.85                                   
REMARK 500  3 ARG A  14       68.49   -151.74                                   
REMARK 500  3 ASP A  37       66.15    -65.43                                   
REMARK 500  3 ARG A  39      -26.93   -145.96                                   
REMARK 500  3 GLU A  45        0.41    -62.37                                   
REMARK 500  3 ASP A  51     -120.36   -153.21                                   
REMARK 500  3 LEU A  52       28.33    179.53                                   
REMARK 500  4 TYR A   2      137.44   -171.93                                   
REMARK 500  4 ARG A  14       77.47   -151.67                                   
REMARK 500  4 ARG A  16     -145.76   -150.50                                   
REMARK 500  4 SER A  28       41.18     74.06                                   
REMARK 500  4 PHE A  31      129.36   -170.59                                   
REMARK 500  4 ASP A  37       66.39    -65.84                                   
REMARK 500  4 ARG A  39      -29.10   -145.21                                   
REMARK 500  4 HIS A  44      167.75    -43.57                                   
REMARK 500  4 GLU A  45       30.27    -81.44                                   
REMARK 500  4 SER A  46       13.78   -144.79                                   
REMARK 500  4 ASP A  51     -101.39   -151.67                                   
REMARK 500  4 LEU A  52      -85.50   -132.46                                   
REMARK 500  4 ASN A  53      -46.60   -175.96                                   
REMARK 500  4 ARG A  54      152.74    -45.80                                   
REMARK 500  5 GLN A   6      -73.11    -44.83                                   
REMARK 500  5 ARG A  16     -133.04   -150.71                                   
REMARK 500  5 ASP A  37       65.84    -65.23                                   
REMARK 500  5 ARG A  39      -29.45   -142.34                                   
REMARK 500  5 ASP A  51      -79.57   -121.61                                   
REMARK 500  5 LEU A  52      -85.44   -130.88                                   
REMARK 500  6 ALA A  10        0.92    -59.70                                   
REMARK 500  6 PRO A  33      157.39    -44.77                                   
REMARK 500  6 ASP A  37       67.34    -64.54                                   
REMARK 500  6 ARG A  39      -28.18   -146.06                                   
REMARK 500  6 HIS A  44      -99.67    -51.72                                   
REMARK 500  6 GLU A  45      -37.17   -156.95                                   
REMARK 500  6 SER A  46        1.19    -68.23                                   
REMARK 500  6 ASP A  51     -109.87   -159.54                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     173 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1LX8 A    1    55  UNP    P03699   VXIS_LAMBD       1     55             
SEQADV 1LX8 SER A   28  UNP  P03699    CYS    28 ENGINEERED MUTATION            
SEQRES   1 A   55  MET TYR LEU THR LEU GLN GLU TRP ASN ALA ARG GLN ARG          
SEQRES   2 A   55  ARG PRO ARG SER LEU GLU THR VAL ARG ARG TRP VAL ARG          
SEQRES   3 A   55  GLU SER ARG ILE PHE PRO PRO PRO VAL LYS ASP GLY ARG          
SEQRES   4 A   55  GLU TYR LEU PHE HIS GLU SER ALA VAL LYS VAL ASP LEU          
SEQRES   5 A   55  ASN ARG PRO                                                  
HELIX    1   1 THR A    4  ARG A   11  1                                   8    
HELIX    2   2 SER A   17  GLU A   27  1                                  11    
SHEET    1   A 2 ILE A  30  PHE A  31  0                                        
SHEET    2   A 2 VAL A  48  LYS A  49 -1  O  VAL A  48   N  PHE A  31           
SHEET    1   B 2 VAL A  35  ASP A  37  0                                        
SHEET    2   B 2 GLU A  40  LEU A  42 -1  O  LEU A  42   N  VAL A  35           
CISPEP   1 PHE A   31    PRO A   32          1        -0.71                     
CISPEP   2 PHE A   31    PRO A   32          2        -0.51                     
CISPEP   3 PHE A   31    PRO A   32          3        -0.70                     
CISPEP   4 PHE A   31    PRO A   32          4        -1.16                     
CISPEP   5 PHE A   31    PRO A   32          5        -1.28                     
CISPEP   6 PHE A   31    PRO A   32          6        -1.01                     
CISPEP   7 PHE A   31    PRO A   32          7        -0.74                     
CISPEP   8 PHE A   31    PRO A   32          8        -0.35                     
CISPEP   9 PHE A   31    PRO A   32          9        -0.14                     
CISPEP  10 PHE A   31    PRO A   32         10        -0.74                     
CISPEP  11 PHE A   31    PRO A   32         11        -0.99                     
CISPEP  12 PHE A   31    PRO A   32         12        -0.67                     
CISPEP  13 PHE A   31    PRO A   32         13        -0.68                     
CISPEP  14 PHE A   31    PRO A   32         14        -0.73                     
CISPEP  15 PHE A   31    PRO A   32         15        -1.07                     
CISPEP  16 PHE A   31    PRO A   32         16        -1.15                     
CISPEP  17 PHE A   31    PRO A   32         17        -1.12                     
CISPEP  18 PHE A   31    PRO A   32         18        -0.53                     
CISPEP  19 PHE A   31    PRO A   32         19        -0.79                     
CISPEP  20 PHE A   31    PRO A   32         20        -0.92                     
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                         
MODEL        1