HEADER    DNA BINDING PROTEIN                     19-SEP-12   2LYK              
TITLE     NOE-BASED 3D STRUCTURE OF THE CYLR2 HOMODIMER AT 270K (-3 CELSIUS     
TITLE    2 DEGREES)                                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CYLR2;                                                     
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: PUTATIVE TRANSCRIPTION REGULATOR;                           
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ENTEROCOCCUS FAECALIS;                          
SOURCE   3 ORGANISM_TAXID: 1351;                                                
SOURCE   4 GENE: CYLR2;                                                         
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
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: PET32A                                    
KEYWDS    HOMODIMER, CYLR2, DNA BINDING PROTEIN, NOE-BASED STRUCTURE, PROTEIN   
KEYWDS   2 FOLDING, COLD DENATURATION, CYTOLYSIN REPRESSOR 2, HELIX-TURN-HELIX  
EXPDTA    SOLUTION NMR                                                          
NUMMDL    20                                                                    
AUTHOR    M.JAREMKO,L.JAREMKO,H.KIM,M.CHO,C.D.SCHWIETERS,K.GILLER,S.BECKER,     
AUTHOR   2 M.ZWECKSTETTER                                                       
REVDAT   5   15-MAY-24 2LYK    1       REMARK                                   
REVDAT   4   14-JUN-23 2LYK    1       REMARK                                   
REVDAT   3   03-APR-13 2LYK    1       JRNL                                     
REVDAT   2   27-FEB-13 2LYK    1       JRNL                                     
REVDAT   1   20-FEB-13 2LYK    0                                                
JRNL        AUTH   M.JAREMKO,L.JAREMKO,H.Y.KIM,M.K.CHO,C.D.SCHWIETERS,K.GILLER, 
JRNL        AUTH 2 S.BECKER,M.ZWECKSTETTER                                      
JRNL        TITL   COLD DENATURATION OF A PROTEIN DIMER MONITORED AT ATOMIC     
JRNL        TITL 2 RESOLUTION.                                                  
JRNL        REF    NAT.CHEM.BIOL.                V.   9   264 2013              
JRNL        REFN                   ISSN 1552-4450                               
JRNL        PMID   23396077                                                     
JRNL        DOI    10.1038/NCHEMBIO.1181                                        
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR NIH 2.26                                      
REMARK   3   AUTHORS     : SCHWIETERS, KUSZEWSKI, TJANDRA AND CLORE             
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2LYK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-SEP-12.                  
REMARK 100 THE DEPOSITION ID IS D_1000102993.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 270                                
REMARK 210  PH                             : 7.0                                
REMARK 210  IONIC STRENGTH                 : 0.6                                
REMARK 210  PRESSURE                       : AMBIENT                            
REMARK 210  SAMPLE CONTENTS                : 0.52 MM [U-100% 13C; U-100% 15N]   
REMARK 210                                   CYLR2_HOMODIMER, 600 MM SODIUM     
REMARK 210                                   CHLORIDE, 50 MM HEPES, 93 % H2O,   
REMARK 210                                   7 % D2O, 93% H2O/7% D2O            
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 2D 1H-15N HSQC; 2D 1H-13C HSQC     
REMARK 210                                   ALIPHATIC; 2D 1H-13C HSQC          
REMARK 210                                   AROMATIC; 3D 1H-15N NOESY; 3D 1H-  
REMARK 210                                   13C NOESY ALIPHATIC; 3D 1H-13C     
REMARK 210                                   NOESY AROMATIC; 3D HCCH-TOCSY      
REMARK 210  SPECTROMETER FIELD STRENGTH    : 700 MHZ                            
REMARK 210  SPECTROMETER MODEL             : AVANCE III                         
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : CYANA 3.0, SPARKY, NMRPIPE         
REMARK 210   METHOD USED                   : SIMULATED ANNEALING                
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: 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 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   HZ3  LYS A    13     O    LEU A    53              1.34            
REMARK 500   HZ2  LYS A     7     O    GLU A    35              1.35            
REMARK 500   HZ3  LYS B   114     OH   TYR B   118              1.37            
REMARK 500   HZ3  LYS B    79     O    LEU B   119              1.38            
REMARK 500   HG   SER A    16     OG   SER A    18              1.38            
REMARK 500   HZ1  LYS A    13     OG1  THR A    55              1.39            
REMARK 500   OE2  GLU B    91     HZ1  LYS B   114              1.42            
REMARK 500   O    SER A    27     HG1  THR A    30              1.42            
REMARK 500  HD21  ASN A     5     OE1  GLN A    62              1.43            
REMARK 500   OG   SER B    93    HE21  GLN B    95              1.44            
REMARK 500   O    LEU B   123     H    PHE B   127              1.45            
REMARK 500  HH11  ARG B    76     O    ILE B    81              1.45            
REMARK 500   HE   ARG A    28     OD1  ASN A    32              1.46            
REMARK 500   OG   SER A    27    HE21  GLN A    29              1.46            
REMARK 500   OD1  ASN B    70     H    LEU B    72              1.47            
REMARK 500   HE   ARG A    10     OE1  GLU A    35              1.47            
REMARK 500   O    SER B   108     H    ALA B   112              1.47            
REMARK 500   O    ASN A     5     H    ILE A     9              1.48            
REMARK 500   O    SER A    42     H    ALA A    46              1.48            
REMARK 500  HH11  ARG A    10     O    ILE A    15              1.48            
REMARK 500  HH12  ARG A    10     OE2  GLU A    11              1.48            
REMARK 500   HE   ARG B    76     OE2  GLU B   101              1.49            
REMARK 500   H    ASN A     5     O    ILE A    60              1.49            
REMARK 500   O    LEU B    89     HH   TYR B   118              1.49            
REMARK 500   OD1  ASN A     4     H    LEU A     6              1.50            
REMARK 500  HH21  ARG A    10     OE2  GLU A    35              1.51            
REMARK 500   O    LEU A    57     H    PHE A    61              1.51            
REMARK 500   O    SER B    93     HG1  THR B    96              1.51            
REMARK 500   HE   ARG B    94     OD1  ASN B    98              1.51            
REMARK 500   O    GLU B   124    HE21  GLN B   128              1.52            
REMARK 500   O    LEU B    72     H    ARG B    76              1.52            
REMARK 500   H    ASN B    71     O    ILE B   126              1.54            
REMARK 500   O    GLN B    83     H    ALA B    87              1.55            
REMARK 500   O    SER A    18     H    ALA A    22              1.55            
REMARK 500  HE21  GLN A    17     OE2  GLU A    35              1.55            
REMARK 500  HH21  ARG B    76     OE1  GLU B   101              1.57            
REMARK 500   O    GLN A    29     H    GLY A    33              1.57            
REMARK 500   O    ASN B    71     H    ILE B    75              1.57            
REMARK 500   OG   SER A    16     H    GLU A    19              1.58            
REMARK 500  HD21  ASN B    70     O    ILE B   100              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 LYS A  36     -164.71   -110.42                                   
REMARK 500  1 LYS A  38      -73.16    -63.28                                   
REMARK 500  1 ASN B 103       25.51    -66.58                                   
REMARK 500  2 ASN A  37        2.88    145.08                                   
REMARK 500  2 ASN A  54       33.12     72.31                                   
REMARK 500  2 ASN B 103        9.82    138.83                                   
REMARK 500  3 ASN A  37       11.64    122.64                                   
REMARK 500  3 ASN A  54       55.84     72.38                                   
REMARK 500  3 ASN B 103      -22.51    149.56                                   
REMARK 500  3 LYS B 104      -66.37    -24.04                                   
REMARK 500  4 ASN B 120       39.16     72.04                                   
REMARK 500  5 LYS A  36      -98.43    -70.01                                   
REMARK 500  5 ASN A  37       30.94   -171.33                                   
REMARK 500  5 LYS B 104      -71.22    -59.92                                   
REMARK 500  6 ASN A  37       37.73    -63.07                                   
REMARK 500  6 LYS A  38      -72.08    -81.86                                   
REMARK 500  6 LYS B 102     -105.01    -86.00                                   
REMARK 500  6 ASN B 103       23.01   -160.54                                   
REMARK 500  6 ASN B 120       34.43     76.74                                   
REMARK 500  7 LYS A  36      -76.51    -73.98                                   
REMARK 500  7 ASN A  37       34.55    174.32                                   
REMARK 500  7 LYS A  38      -76.49    -71.96                                   
REMARK 500  7 ASN B 103       43.51    123.69                                   
REMARK 500  8 ASN A  37       13.57    121.54                                   
REMARK 500  8 LYS B 102     -105.83   -105.11                                   
REMARK 500  8 ASN B 103       12.25   -149.03                                   
REMARK 500  9 LYS A  36      -76.05    -79.36                                   
REMARK 500  9 ASN A  37       29.67    158.27                                   
REMARK 500  9 ASN A  54       55.15     74.25                                   
REMARK 500  9 ASN B 103        2.49    147.18                                   
REMARK 500 10 ASN B 103       41.01    -63.34                                   
REMARK 500 11 ASN A  37      -80.45    168.85                                   
REMARK 500 11 LYS A  38      -86.32     36.76                                   
REMARK 500 11 LYS B 102      -85.06    -83.82                                   
REMARK 500 11 ASN B 103       27.67    178.18                                   
REMARK 500 11 PRO B 131       52.29    -41.12                                   
REMARK 500 12 GLU A  25       36.91     70.72                                   
REMARK 500 12 LYS A  36      -82.37    -70.82                                   
REMARK 500 12 ASN A  37       36.26    170.95                                   
REMARK 500 12 LYS B 102     -101.96    -91.63                                   
REMARK 500 12 ASN B 120       43.29     70.37                                   
REMARK 500 13 ASN B 120       53.88     75.06                                   
REMARK 500 14 LYS A  14       18.27     56.14                                   
REMARK 500 14 LYS A  36     -112.41    -82.72                                   
REMARK 500 14 ASN A  54       49.25     77.09                                   
REMARK 500 14 LYS B 102      -82.46    -76.80                                   
REMARK 500 14 ASN B 103       16.81    178.81                                   
REMARK 500 14 ASN B 120       40.41     73.32                                   
REMARK 500 15 LYS B 102     -115.08    -85.51                                   
REMARK 500 15 ASN B 103       22.93   -149.63                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      73 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2GZU   RELATED DB: PDB                                   
REMARK 900 STRUCTURE OF THE SAME PROTEIN USING INTERMONOMER DISTANCES FROM      
REMARK 900 PARAMAGNETIC RELAXATION ENHANCEMENT AND NMR DIPOLAR COUPLINGS        
REMARK 900 RELATED ID: 1UTX   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF THE SAME PROTEIN AT 1.9 A RESOLUTION              
REMARK 900 RELATED ID: 2XI8   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF THE SAME PROTEIN AT 1.21 A RESOLUTION             
REMARK 900 RELATED ID: 2XIU   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF MTSL-TAGGED CYLR2                                 
REMARK 900 RELATED ID: 2XJ3   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF T55C MUTANT OF CYLR2                              
REMARK 900 RELATED ID: 2LYJ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2LYL   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2LYP   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2LYQ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2LYR   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2LYS   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 17893   RELATED DB: BMRB                                 
DBREF  2LYK A    1    66  UNP    Q8VL32   Q8VL32_ENTFL     1     66             
DBREF  2LYK B   67   132  UNP    Q8VL32   Q8VL32_ENTFL     1     66             
SEQRES   1 A   66  MET ILE ILE ASN ASN LEU LYS LEU ILE ARG GLU LYS LYS          
SEQRES   2 A   66  LYS ILE SER GLN SER GLU LEU ALA ALA LEU LEU GLU VAL          
SEQRES   3 A   66  SER ARG GLN THR ILE ASN GLY ILE GLU LYS ASN LYS TYR          
SEQRES   4 A   66  ASN PRO SER LEU GLN LEU ALA LEU LYS ILE ALA TYR TYR          
SEQRES   5 A   66  LEU ASN THR PRO LEU GLU ASP ILE PHE GLN TRP GLN PRO          
SEQRES   6 A   66  GLU                                                          
SEQRES   1 B   66  MET ILE ILE ASN ASN LEU LYS LEU ILE ARG GLU LYS LYS          
SEQRES   2 B   66  LYS ILE SER GLN SER GLU LEU ALA ALA LEU LEU GLU VAL          
SEQRES   3 B   66  SER ARG GLN THR ILE ASN GLY ILE GLU LYS ASN LYS TYR          
SEQRES   4 B   66  ASN PRO SER LEU GLN LEU ALA LEU LYS ILE ALA TYR TYR          
SEQRES   5 B   66  LEU ASN THR PRO LEU GLU ASP ILE PHE GLN TRP GLN PRO          
SEQRES   6 B   66  GLU                                                          
HELIX    1   1 ASN A    5  LYS A   13  1                                   9    
HELIX    2   2 SER A   16  GLU A   25  1                                  10    
HELIX    3   3 SER A   27  GLU A   35  1                                   9    
HELIX    4   4 SER A   42  ASN A   54  1                                  13    
HELIX    5   5 PRO A   56  ILE A   60  1                                   5    
HELIX    6   6 ASN B   71  LYS B   80  1                                  10    
HELIX    7   7 SER B   82  LEU B   90  1                                   9    
HELIX    8   8 SER B   93  GLU B  101  1                                   9    
HELIX    9   9 SER B  108  ASN B  120  1                                  13    
HELIX   10  10 PRO B  122  ILE B  126  1                                   5    
SHEET    1   A 2 ILE A   2  ASN A   4  0                                        
SHEET    2   A 2 PHE A  61  TRP A  63 -1  O  GLN A  62   N  ILE A   3           
SHEET    1   B 2 ILE B  68  ASN B  70  0                                        
SHEET    2   B 2 PHE B 127  TRP B 129 -1  O  GLN B 128   N  ILE B  69           
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