PDB Short entry for 1JK2
HEADER    TRANSCRIPTION/DNA                       11-JUL-01   1JK2              
TITLE     ZIF268 D20A MUTANT BOUND TO THE GCT DNA SITE                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 5'-D(*AP*GP*CP*GP*TP*GP*GP*GP*CP*TP*G)-3';                 
COMPND   3 CHAIN: B;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: 5'-D(*TP*CP*AP*GP*CP*CP*CP*AP*CP*GP*C)-3';                 
COMPND   7 CHAIN: C;                                                            
COMPND   8 ENGINEERED: YES;                                                     
COMPND   9 MOL_ID: 3;                                                           
COMPND  10 MOLECULE: ZIF268;                                                    
COMPND  11 CHAIN: A;                                                            
COMPND  12 FRAGMENT: ZINC FINGERS (RESIDUES 333-421);                           
COMPND  13 SYNONYM: EARLY GROWTH RESPONSE PROTEIN 1;                            
COMPND  14 ENGINEERED: YES;                                                     
COMPND  15 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 MOL_ID: 2;                                                           
SOURCE   4 SYNTHETIC: YES;                                                      
SOURCE   5 MOL_ID: 3;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: MUS MUSCULUS;                                   
SOURCE   7 ORGANISM_COMMON: HOUSE MOUSE;                                        
SOURCE   8 ORGANISM_TAXID: 10090;                                               
SOURCE   9 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE  10 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE  11 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3);                                
SOURCE  12 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  13 EXPRESSION_SYSTEM_PLASMID: PZIFD20A                                  
KEYWDS    ZINC-FINGER, DOUBLE STRANDED DNA, PROTEIN-DNA COMPLEX, TRANSCRIPTION- 
KEYWDS   2 DNA COMPLEX                                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.C.MILLER,C.O.PABO                                                   
REVDAT   5   07-FEB-24 1JK2    1       REMARK                                   
REVDAT   4   27-OCT-21 1JK2    1       REMARK SEQADV LINK                       
REVDAT   3   24-FEB-09 1JK2    1       VERSN                                    
REVDAT   2   01-APR-03 1JK2    1       JRNL                                     
REVDAT   1   19-OCT-01 1JK2    0                                                
JRNL        AUTH   J.C.MILLER,C.O.PABO                                          
JRNL        TITL   REARRANGEMENT OF SIDE-CHAINS IN A ZIF268 MUTANT HIGHLIGHTS   
JRNL        TITL 2 THE COMPLEXITIES OF ZINC FINGER-DNA RECOGNITION.             
JRNL        REF    J.MOL.BIOL.                   V. 313   309 2001              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   11800559                                                     
JRNL        DOI    10.1006/JMBI.2001.4975                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   M.ELROD-ERICKSON,M.A.ROULD,L.NEKLUDOVA,C.O.PABO              
REMARK   1  TITL   ZIF268 PROTEIN-DNA COMPLEX REFINED AT 1.6 A: A MODEL SYSTEM  
REMARK   1  TITL 2 FOR UNDERSTANDING ZINC FINGER-DNA INTERACTIONS               
REMARK   1  REF    STRUCTURE                     V.   4  1171 1996              
REMARK   1  REFN                   ISSN 0969-2126                               
REMARK   1  DOI    10.1016/S0969-2126(96)00125-6                                
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   M.ELROD-ERICKSON,C.O.PABO                                    
REMARK   1  TITL   BINDING STUDIES WITH MUTANTS OF ZIF268. CONTRIBUTION OF      
REMARK   1  TITL 2 INDIVIDUAL SIDE CHAINS TO BINDING AFFINITY AND SPECIFICITY   
REMARK   1  TITL 3 IN THE ZIF268 ZINC FINGER-DNA COMPLEX                        
REMARK   1  REF    J.BIOL.CHEM.                  V. 274 19281 1999              
REMARK   1  REFN                   ISSN 0021-9258                               
REMARK   1  DOI    10.1074/JBC.274.27.19281                                     
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.65 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.851                                         
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 10000000.000                   
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0010                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 87.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 17401                          
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) : 0.230                           
REMARK   3   FREE R VALUE                     : 0.273                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1714                            
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) : 1.65                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.75                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 65.90                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1935                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3950                       
REMARK   3   BIN FREE R VALUE                    : 0.4340                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.00                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 215                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.030                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 709                                     
REMARK   3   NUCLEIC ACID ATOMS       : 445                                     
REMARK   3   HETEROGEN ATOMS          : 3                                       
REMARK   3   SOLVENT ATOMS            : 145                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 24.70                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 30.10                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.00000                                              
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) : 0.25                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.24                            
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) : 0.29                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.25                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.400                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.70                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.410                           
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) : 0.970 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.690 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.130 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 1.930 ; 2.500                
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  : PARHCSDX.PRO                                   
REMARK   3  PARAMETER FILE  2  : PARNDBX.DNA                                    
REMARK   3  PARAMETER FILE  3  : PARAM11.WAT                                    
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : TOPNDBX.DNA                                    
REMARK   3  TOPOLOGY FILE  3   : TOPH11.WAT                                     
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1JK2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-JUL-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000013865.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 28-MAY-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 125                                
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 3                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : YALE MIRRORS                       
REMARK 200  OPTICS                         : YALE MIRRORS                       
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 18149                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.650                              
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     (%) : 91.3                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.05200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.71                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 75.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: D20A BOUND TO THE WT SITE WITH THE APPROPRIATE       
REMARK 200  CHANGE TO THE DNA AND WITH WATERS AND SIDE CHAINS OF RESIDUES 18    
REMARK 200  AND 21 REMOVED                                                      
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.44                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 300 MM NACL, 10% PEG 1450, 25 MM BIS     
REMARK 280  -TRIS PROPANE, PH 8.0, VAPOR DIFFUSION, HANGING DROP,               
REMARK 280  TEMPERATURE 298K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   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        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       65.78000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       65.78000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       21.80000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       28.02500            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       21.80000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       28.02500            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       65.78000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       21.80000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       28.02500            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       65.78000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       21.80000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       28.02500            
REMARK 290   SMTRY3   8  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: TRIMERIC                          
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, C, 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 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A   101                                                      
REMARK 465     GLU A   102                                                      
REMARK 465     GLN A   188                                                      
REMARK 465     LYS A   189                                                      
REMARK 465     ASP A   190                                                      
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     DC B   3   C3' -  C2' -  C1' ANGL. DEV. =  -5.3 DEGREES          
REMARK 500     DT C  51   N1  -  C1' -  C2' ANGL. DEV. =   8.4 DEGREES          
REMARK 500     DC C  52   C4' -  C3' -  O3' ANGL. DEV. = -17.0 DEGREES          
REMARK 500     DC C  52   C3' -  O3' -  P   ANGL. DEV. = -10.1 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    ASP A 113       53.61   -111.50                                   
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     DC B   3         0.07    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 201  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 107   SG                                                     
REMARK 620 2 CYS A 112   SG  111.2                                              
REMARK 620 3 HIS A 125   NE2  96.8  97.0                                        
REMARK 620 4 HIS A 129   NE2 121.7 114.7 110.9                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 202  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 137   SG                                                     
REMARK 620 2 CYS A 140   SG  115.7                                              
REMARK 620 3 HIS A 153   NE2 108.1 106.8                                        
REMARK 620 4 HIS A 157   NE2 105.6 117.5 101.9                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 203  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 165   SG                                                     
REMARK 620 2 CYS A 168   SG  117.4                                              
REMARK 620 3 HIS A 181   NE2 104.1 107.5                                        
REMARK 620 4 HIS A 185   NE2 103.9 118.2 104.1                                  
REMARK 620 N                    1     2     3                                   
REMARK 650                                                                      
REMARK 650 HELIX                                                                
REMARK 650 DETERMINATION METHOD: AUTHOR                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 201                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 202                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 203                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1AAY   RELATED DB: PDB                                   
REMARK 900 WT ZIF268-DNA COPMLEX                                                
REMARK 900 RELATED ID: 1JK1   RELATED DB: PDB                                   
REMARK 900 ZIF268 D20A MUTANT BOUND TO WT DNA SITE                              
DBREF  1JK2 A  101   190  UNP    P08046   EGR1_MOUSE     333    421             
DBREF  1JK2 B    1    11  PDB    1JK2     1JK2             1     11             
DBREF  1JK2 C   51    61  PDB    1JK2     1JK2            51     61             
SEQADV 1JK2 MET A  101  UNP  P08046              CLONING ARTIFACT               
SEQADV 1JK2 ALA A  120  UNP  P08046    ASP   351 ENGINEERED MUTATION            
SEQRES   1 B   11   DA  DG  DC  DG  DT  DG  DG  DG  DC  DT  DG                  
SEQRES   1 C   11   DT  DC  DA  DG  DC  DC  DC  DA  DC  DG  DC                  
SEQRES   1 A   90  MET GLU ARG PRO TYR ALA CYS PRO VAL GLU SER CYS ASP          
SEQRES   2 A   90  ARG ARG PHE SER ARG SER ALA GLU LEU THR ARG HIS ILE          
SEQRES   3 A   90  ARG ILE HIS THR GLY GLN LYS PRO PHE GLN CYS ARG ILE          
SEQRES   4 A   90  CYS MET ARG ASN PHE SER ARG SER ASP HIS LEU THR THR          
SEQRES   5 A   90  HIS ILE ARG THR HIS THR GLY GLU LYS PRO PHE ALA CYS          
SEQRES   6 A   90  ASP ILE CYS GLY ARG LYS PHE ALA ARG SER ASP GLU ARG          
SEQRES   7 A   90  LYS ARG HIS THR LYS ILE HIS LEU ARG GLN LYS ASP              
HET     ZN  A 201       1                                                       
HET     ZN  A 202       1                                                       
HET     ZN  A 203       1                                                       
HETNAM      ZN ZINC ION                                                         
FORMUL   4   ZN    3(ZN 2+)                                                     
FORMUL   7  HOH   *145(H2 O)                                                    
HELIX    1   1 SER A  119  THR A  130  1                                  12    
HELIX    2   2 SER A  147  THR A  158  1                                  12    
HELIX    3   3 SER A  175  HIS A  185  1                                  11    
SHEET    1   A 2 TYR A 105  ALA A 106  0                                        
SHEET    2   A 2 ARG A 115  PHE A 116 -1  N  PHE A 116   O  TYR A 105           
SHEET    1   B 2 PHE A 135  GLN A 136  0                                        
SHEET    2   B 2 ASN A 143  PHE A 144 -1  N  PHE A 144   O  PHE A 135           
SHEET    1   C 2 PHE A 163  ALA A 164  0                                        
SHEET    2   C 2 LYS A 171  PHE A 172 -1  O  PHE A 172   N  PHE A 163           
LINK         SG  CYS A 107                ZN    ZN A 201     1555   1555  2.26  
LINK         SG  CYS A 112                ZN    ZN A 201     1555   1555  2.50  
LINK         NE2 HIS A 125                ZN    ZN A 201     1555   1555  2.47  
LINK         NE2 HIS A 129                ZN    ZN A 201     1555   1555  1.88  
LINK         SG  CYS A 137                ZN    ZN A 202     1555   1555  2.32  
LINK         SG  CYS A 140                ZN    ZN A 202     1555   1555  2.22  
LINK         NE2 HIS A 153                ZN    ZN A 202     1555   1555  2.09  
LINK         NE2 HIS A 157                ZN    ZN A 202     1555   1555  2.10  
LINK         SG  CYS A 165                ZN    ZN A 203     1555   1555  2.39  
LINK         SG  CYS A 168                ZN    ZN A 203     1555   1555  2.25  
LINK         NE2 HIS A 181                ZN    ZN A 203     1555   1555  2.06  
LINK         NE2 HIS A 185                ZN    ZN A 203     1555   1555  2.01  
SITE     1 AC1  4 CYS A 107  CYS A 112  HIS A 125  HIS A 129                    
SITE     1 AC2  4 CYS A 137  CYS A 140  HIS A 153  HIS A 157                    
SITE     1 AC3  4 CYS A 165  CYS A 168  HIS A 181  HIS A 185                    
CRYST1   43.600   56.050  131.560  90.00  90.00  90.00 C 2 2 21      8          
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      0.022936  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.017841  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007601        0.00000