HEADER    DNA BINDING PROTEIN                     17-APR-01   1IG6              
TITLE     HUMAN MRF-2 DOMAIN, NMR, 11 STRUCTURES                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MODULATOR RECOGNITION FACTOR 2;                            
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: DNA-BINDING DOMAIN;                                        
COMPND   5 SYNONYM: MRF-2;                                                      
COMPND   6 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: MRF-2;                                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21 DE3;                                  
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PQE30                                     
KEYWDS    DNA BINDING PROTEIN, MRF-2, DNA-BINDING MOTIF, PROTEIN-DNA            
KEYWDS   2 INTERACTION                                                          
EXPDTA    SOLUTION NMR                                                          
NUMMDL    11                                                                    
AUTHOR    D.LIN,V.TSUI,D.CASE,Y.C.YUAN,Y.CHEN                                   
REVDAT   5   22-MAY-24 1IG6    1       REMARK                                   
REVDAT   4   23-FEB-22 1IG6    1       REMARK                                   
REVDAT   3   24-FEB-09 1IG6    1       VERSN                                    
REVDAT   2   02-MAY-01 1IG6    1       SPRSDE                                   
REVDAT   1   25-APR-01 1IG6    0                                                
SPRSDE     02-MAY-01 1IG6      1BMY                                             
JRNL        AUTH   D.LIN,V.TSUI,D.CASE,Y.C.YUAN,Y.CHEN                          
JRNL        TITL   HUMAN MRF-2 DOMAIN, NMR, 11 STRUCTURES                       
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   Y.C.YUAN,R.H.WHITSON,Q.LIU,K.ITAKURA,Y.CHEN                  
REMARK   1  TITL   A NOVEL DNA-BINDING MOTIF SHARES STRUCTURAL HOMOLOGY TO DNA  
REMARK   1  TITL 2 REPLICATION AND REPAIR NUCLEASES AND POLYMERASES             
REMARK   1  REF    NAT.STRUCT.BIOL.              V.   5   959 1998              
REMARK   1  REFN                   ISSN 1072-8368                               
REMARK   1  DOI    10.1038/2934                                                 
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   Y.C.YUAN,R.H.WHITSON,K.ITAKURA,Y.CHEN                        
REMARK   1  TITL   RESONANCE ASSIGNMENTS OF THE MRF-2 DNA-BINDING DOMAIN        
REMARK   1  REF    J.BIOMOL.NMR                  V.  11   459 1998              
REMARK   1  REFN                   ISSN 0925-2738                               
REMARK   1  DOI    10.1023/A:1008231900431                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : FELIX 98.0, AMBER 7.0                                
REMARK   3   AUTHORS     : BIOSYM/MSI (FELIX), KOLLMAN, CASE, MERZ, CHEATHAM,   
REMARK   3                 SIMMERLING, PEARLMAN (AMBER)                         
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: THE STRUCTURES ARE BASED ON A TOTAL OF    
REMARK   3  2478 RESTRAINTS, 2290 ARE NOE-DERIVED DISTANCE CONSTRAINTS, 74      
REMARK   3  DIHEDRAL ANGLE RESTRAINTS, 42 DISTANCE RESTRAINTS FROM HYDROGEN     
REMARK   3  BONDS, 35 RESIDUAL DIPOLAR COUPLING CONSTANTS.                      
REMARK   4                                                                      
REMARK   4 1IG6 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-APR-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000013244.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 298                                
REMARK 210  PH                             : 6.00                               
REMARK 210  IONIC STRENGTH                 : 100 MM SODIUM PHOSPHATE            
REMARK 210  PRESSURE                       : AMBIENT                            
REMARK 210  SAMPLE CONTENTS                : 0.7 MM MRF-2 U-15N,13C, 100MM      
REMARK 210                                   PHOSPHATE BUFFER NA, 0.02% NAN3,   
REMARK 210                                   5 MM DDT; 0.7 MM MRF-2 U-15N,13C,  
REMARK 210                                   100MM PHOSPHATE BUFFER NA, 0.02%   
REMARK 210                                   NAN3, 5 MM DDT                     
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 3D_13C-SEPARATED_NOESY; 3D_15N     
REMARK 210                                   -SEPARATED_NOESY; 3D HNHB; 3D_     
REMARK 210                                   15N_TOCSY-HSQC; 3D HCCH-TOCSY;     
REMARK 210                                   2D_PFG-SE-IPAP                     
REMARK 210  SPECTROMETER FIELD STRENGTH    : 500 MHZ                            
REMARK 210  SPECTROMETER MODEL             : UNITYPLUS                          
REMARK 210  SPECTROMETER MANUFACTURER      : VARIAN                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : DYANA 1.5, VNMR 6.1                
REMARK 210   METHOD USED                   : TORSION ANGLE DYNAMICS             
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 100                                
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 11                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : STRUCTURES WITH ACCEPTABLE         
REMARK 210                                   COVALENT GEOMETRY,STRUCTURES       
REMARK 210                                   WITH THE LEAST RESTRAINT           
REMARK 210                                   VIOLATIONS,STRUCTURES WITH THE     
REMARK 210                                   LOWEST ENERGY                      
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1                   
REMARK 210                                                                      
REMARK 210 REMARK: THIS STRUCTURE WAS DETERMINED USING THE RESTRAINTS DERIVED   
REMARK 210  FROM NMR EXPERIMENTS (NOE, DIHEDRAL ANGLES, HYDROGEN BONDS,         
REMARK 210  RESIDUAL DIPOLAR COUPLING CONSTANTS, ETC.)                          
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: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500  4 ARG A  90   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500  5 ARG A  78   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500  6 ARG A  83   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500  6 ARG A  90   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500  7 ARG A  78   NE  -  CZ  -  NH1 ANGL. DEV. =   4.5 DEGREES          
REMARK 500  8 ARG A  90   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500  9 ARG A  54   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500  9 ARG A  78   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500 11 ARG A  83   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
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 LEU A  28      -71.59    -64.35                                   
REMARK 500  1 ASN A  34       51.97   -141.29                                   
REMARK 500  1 SER A  70       48.23   -141.87                                   
REMARK 500  1 ALA A  74      -44.99     64.87                                   
REMARK 500  1 ILE A  85      -21.91   -158.01                                   
REMARK 500  1 GLU A  95       22.86   -142.03                                   
REMARK 500  1 GLU A  96      -46.40   -151.83                                   
REMARK 500  2 ARG A  18        4.55    -68.84                                   
REMARK 500  2 LYS A  19       34.89     73.92                                   
REMARK 500  2 ILE A  22      -34.23     60.23                                   
REMARK 500  2 LEU A  28       48.47    -97.35                                   
REMARK 500  2 ILE A  33       99.30    -63.69                                   
REMARK 500  2 SER A  70       24.33    -78.15                                   
REMARK 500  2 ILE A  85      -21.78   -164.05                                   
REMARK 500  2 LYS A  93      -15.02   -141.73                                   
REMARK 500  2 GLU A  96       82.62     34.17                                   
REMARK 500  2 LYS A  98      -39.07   -131.93                                   
REMARK 500  2 ILE A 103       29.42     45.12                                   
REMARK 500  3 PRO A  21       22.33    -71.96                                   
REMARK 500  3 ILE A  22      -20.11     62.09                                   
REMARK 500  3 ASN A  34       42.80   -141.60                                   
REMARK 500  3 TYR A  48      -45.82     62.08                                   
REMARK 500  3 ILE A  85      -24.13   -150.77                                   
REMARK 500  3 GLU A  96       48.43     31.42                                   
REMARK 500  3 ASP A  97       30.21    -74.56                                   
REMARK 500  3 ILE A 103       38.11     36.97                                   
REMARK 500  3 LYS A 104       63.33   -155.52                                   
REMARK 500  4 ARG A  18      -77.42   -103.37                                   
REMARK 500  4 LYS A  19       15.44    176.06                                   
REMARK 500  4 PRO A  26     -168.86    -75.98                                   
REMARK 500  4 LEU A  28       36.51    -81.88                                   
REMARK 500  4 PHE A  30       -2.88   -143.42                                   
REMARK 500  4 GLN A  32       37.87    -78.33                                   
REMARK 500  4 ILE A  33       71.12     53.44                                   
REMARK 500  4 ASN A  34       64.47    -69.80                                   
REMARK 500  4 SER A  70       41.75    -79.61                                   
REMARK 500  4 ILE A  85      -23.97   -154.92                                   
REMARK 500  4 GLU A  96       64.96     26.78                                   
REMARK 500  4 LYS A  98       53.45     36.35                                   
REMARK 500  4 PRO A 102       -9.53    -50.73                                   
REMARK 500  4 PRO A 105      170.98    -54.36                                   
REMARK 500  5 PRO A  26     -142.97    -77.05                                   
REMARK 500  5 PHE A  30       -2.18   -144.61                                   
REMARK 500  5 GLN A  32       39.40    -78.92                                   
REMARK 500  5 SER A  70       47.41    -84.09                                   
REMARK 500  5 ILE A  85      -25.35   -157.92                                   
REMARK 500  5 GLU A  96      -43.25   -154.64                                   
REMARK 500  5 LYS A 104      -36.01   -132.94                                   
REMARK 500  5 ARG A 106       28.41     45.66                                   
REMARK 500  6 ARG A  18      -71.15   -128.76                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     110 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500  5 ARG A  78         0.11    SIDE CHAIN                              
REMARK 500  8 TYR A  88         0.06    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1BMY   RELATED DB: PDB                                   
REMARK 900 1BMY IS LOW QUALITY STRUCTURE OF HUMAN MRF-2 DOMAIN                  
DBREF  1IG6 A    1   107  UNP    Q14865   ARI5B_HUMAN     17    123             
SEQRES   1 A  107  ARG ALA ASP GLU GLN ALA PHE LEU VAL ALA LEU TYR LYS          
SEQRES   2 A  107  TYR MET LYS GLU ARG LYS THR PRO ILE GLU ARG ILE PRO          
SEQRES   3 A  107  TYR LEU GLY PHE LYS GLN ILE ASN LEU TRP THR MET PHE          
SEQRES   4 A  107  GLN ALA ALA GLN LYS LEU GLY GLY TYR GLU THR ILE THR          
SEQRES   5 A  107  ALA ARG ARG GLN TRP LYS HIS ILE TYR ASP GLU LEU GLY          
SEQRES   6 A  107  GLY ASN PRO GLY SER THR SER ALA ALA THR CYS THR ARG          
SEQRES   7 A  107  ARG HIS TYR GLU ARG LEU ILE LEU PRO TYR GLU ARG PHE          
SEQRES   8 A  107  ILE LYS GLY GLU GLU ASP LYS PRO LEU PRO PRO ILE LYS          
SEQRES   9 A  107  PRO ARG LYS                                                  
HELIX    1   1 ARG A    1  GLU A   17  1                                  17    
HELIX    2   2 PRO A   21  ILE A   25  5                                   5    
HELIX    3   3 ASN A   34  LEU A   45  1                                  12    
HELIX    4   4 GLY A   46  ARG A   55  1                                  10    
HELIX    5   5 GLN A   56  GLY A   65  1                                  10    
HELIX    6   6 CYS A   76  ILE A   85  1                                  10    
HELIX    7   7 TYR A   88  GLU A   96  1                                   9    
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