HEADER    FOUR HELIX BUNDLE                       15-SEP-03   1UNU              
TITLE     STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR    
TITLE    2 HELIX BUNDLES                                                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GENERAL CONTROL PROTEIN GCN4;                              
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: GCN4 LEUCINE ZIPPER, AMINO ACID BIOSYNTHESIS REGULATORY     
COMPND   5 PROTEIN, PLI;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES;                                                       
COMPND   8 OTHER_DETAILS: DIMER ASYMMETRIC UNIT OF FOUR HELIX BUNDLE MUTATION   
COMPND   9 LEU9SER                                                              
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE;                       
SOURCE   4 ORGANISM_COMMON: BAKER'S YEAST;                                      
SOURCE   5 ORGANISM_TAXID: 4932;                                                
SOURCE   6 OTHER_DETAILS: BASED ON SEQUENCE FROM SACCHAROMYCES CEREVISIAE       
SOURCE   7 (BAKER'S YEAST)                                                      
KEYWDS    FOUR HELIX BUNDLE, CAVITY                                             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.K.YADAV,J.E.REDMAN,J.M.ALVAREZ-GUTIERREZ,Y.ZHANG,C.D.STOUT,         
AUTHOR   2 M.R.GHADIRI                                                          
REVDAT   6   06-NOV-24 1UNU    1       REMARK                                   
REVDAT   5   08-MAY-24 1UNU    1       REMARK                                   
REVDAT   4   08-MAY-19 1UNU    1       REMARK                                   
REVDAT   3   24-FEB-09 1UNU    1       VERSN                                    
REVDAT   2   20-JUL-05 1UNU    1       AUTHOR JRNL                              
REVDAT   1   13-OCT-04 1UNU    0                                                
JRNL        AUTH   M.K.YADAV,J.E.REDMAN,L.J.LEMAN,J.M.ALVAREZ-GUTIERREZ,        
JRNL        AUTH 2 Y.ZHANG,C.D.STOUT,M.R.GHADIRI                                
JRNL        TITL   STRUCTURE-BASED ENGINEERING OF INTERNAL CAVITIES IN          
JRNL        TITL 2 COILED-COIL PEPTIDES                                         
JRNL        REF    BIOCHEMISTRY                  V.  44  9723 2005              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   16008357                                                     
JRNL        DOI    10.1021/BI050742A                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.07 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.07                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 55.90                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 5168                           
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 + TEST SET) : 0.227                           
REMARK   3   R VALUE            (WORKING SET) : 0.225                           
REMARK   3   FREE R VALUE                     : 0.273                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.500                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 245                             
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 516                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 1                                       
REMARK   3   SOLVENT ATOMS            : 28                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 42.63                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.203         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.186         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.118         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.314         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : NULL  ; NULL                
REMARK   3    ANGLE DISTANCE                  (A) : NULL  ; NULL                
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : NULL  ; NULL                
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : NULL  ; NULL                
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : NULL  ; NULL                
REMARK   3    MULTIPLE TORSION                (A) : NULL  ; NULL                
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : NULL  ; NULL                
REMARK   3    STAGGERED                 (DEGREES) : NULL  ; NULL                
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1UNU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 15-SEP-03.                  
REMARK 100 THE DEPOSITION ID IS D_1290013485.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-JUL-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 114.0                              
REMARK 200  PH                             : 7.00                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
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                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR (MSC/RIGAKU)          
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 5435                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.070                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 35.100                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 5.530                              
REMARK 200  R MERGE                    (I) : 0.02700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 17.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.07                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.14                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.39                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.22300                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: HANGING DROP, RESERVOIR: 10%W/V PEG      
REMARK 280  6K, 2 M NACL, PH 7.0, PH 7.00, VAPOR DIFFUSION, HANGING DROP        
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 3 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290       5555   Z,X,Y                                                   
REMARK 290       6555   Z+1/2,-X+1/2,-Y                                         
REMARK 290       7555   -Z+1/2,-X,Y+1/2                                         
REMARK 290       8555   -Z,X+1/2,-Y+1/2                                         
REMARK 290       9555   Y,Z,X                                                   
REMARK 290      10555   -Y,Z+1/2,-X+1/2                                         
REMARK 290      11555   Y+1/2,-Z+1/2,-X                                         
REMARK 290      12555   -Y+1/2,-Z,X+1/2                                         
REMARK 290      13555   Y+3/4,X+1/4,-Z+1/4                                      
REMARK 290      14555   -Y+3/4,-X+3/4,-Z+3/4                                    
REMARK 290      15555   Y+1/4,-X+1/4,Z+3/4                                      
REMARK 290      16555   -Y+1/4,X+3/4,Z+1/4                                      
REMARK 290      17555   X+3/4,Z+1/4,-Y+1/4                                      
REMARK 290      18555   -X+1/4,Z+3/4,Y+1/4                                      
REMARK 290      19555   -X+3/4,-Z+3/4,-Y+3/4                                    
REMARK 290      20555   X+1/4,-Z+1/4,Y+3/4                                      
REMARK 290      21555   Z+3/4,Y+1/4,-X+1/4                                      
REMARK 290      22555   Z+1/4,-Y+1/4,X+3/4                                      
REMARK 290      23555   -Z+1/4,Y+3/4,X+1/4                                      
REMARK 290      24555   -Z+3/4,-Y+3/4,-X+3/4                                    
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       39.24300            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       39.24300            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       39.24300            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       39.24300            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       39.24300            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       39.24300            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY2   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   6  0.000000  0.000000  1.000000       39.24300            
REMARK 290   SMTRY2   6 -1.000000  0.000000  0.000000       39.24300            
REMARK 290   SMTRY3   6  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   7  0.000000  0.000000 -1.000000       39.24300            
REMARK 290   SMTRY2   7 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  1.000000  0.000000       39.24300            
REMARK 290   SMTRY1   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY2   8  1.000000  0.000000  0.000000       39.24300            
REMARK 290   SMTRY3   8  0.000000 -1.000000  0.000000       39.24300            
REMARK 290   SMTRY1   9  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   9  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY3   9  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  10  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  10  0.000000  0.000000  1.000000       39.24300            
REMARK 290   SMTRY3  10 -1.000000  0.000000  0.000000       39.24300            
REMARK 290   SMTRY1  11  0.000000  1.000000  0.000000       39.24300            
REMARK 290   SMTRY2  11  0.000000  0.000000 -1.000000       39.24300            
REMARK 290   SMTRY3  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  12  0.000000 -1.000000  0.000000       39.24300            
REMARK 290   SMTRY2  12  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY3  12  1.000000  0.000000  0.000000       39.24300            
REMARK 290   SMTRY1  13  0.000000  1.000000  0.000000       58.86450            
REMARK 290   SMTRY2  13  1.000000  0.000000  0.000000       19.62150            
REMARK 290   SMTRY3  13  0.000000  0.000000 -1.000000       19.62150            
REMARK 290   SMTRY1  14  0.000000 -1.000000  0.000000       58.86450            
REMARK 290   SMTRY2  14 -1.000000  0.000000  0.000000       58.86450            
REMARK 290   SMTRY3  14  0.000000  0.000000 -1.000000       58.86450            
REMARK 290   SMTRY1  15  0.000000  1.000000  0.000000       19.62150            
REMARK 290   SMTRY2  15 -1.000000  0.000000  0.000000       19.62150            
REMARK 290   SMTRY3  15  0.000000  0.000000  1.000000       58.86450            
REMARK 290   SMTRY1  16  0.000000 -1.000000  0.000000       19.62150            
REMARK 290   SMTRY2  16  1.000000  0.000000  0.000000       58.86450            
REMARK 290   SMTRY3  16  0.000000  0.000000  1.000000       19.62150            
REMARK 290   SMTRY1  17  1.000000  0.000000  0.000000       58.86450            
REMARK 290   SMTRY2  17  0.000000  0.000000  1.000000       19.62150            
REMARK 290   SMTRY3  17  0.000000 -1.000000  0.000000       19.62150            
REMARK 290   SMTRY1  18 -1.000000  0.000000  0.000000       19.62150            
REMARK 290   SMTRY2  18  0.000000  0.000000  1.000000       58.86450            
REMARK 290   SMTRY3  18  0.000000  1.000000  0.000000       19.62150            
REMARK 290   SMTRY1  19 -1.000000  0.000000  0.000000       58.86450            
REMARK 290   SMTRY2  19  0.000000  0.000000 -1.000000       58.86450            
REMARK 290   SMTRY3  19  0.000000 -1.000000  0.000000       58.86450            
REMARK 290   SMTRY1  20  1.000000  0.000000  0.000000       19.62150            
REMARK 290   SMTRY2  20  0.000000  0.000000 -1.000000       19.62150            
REMARK 290   SMTRY3  20  0.000000  1.000000  0.000000       58.86450            
REMARK 290   SMTRY1  21  0.000000  0.000000  1.000000       58.86450            
REMARK 290   SMTRY2  21  0.000000  1.000000  0.000000       19.62150            
REMARK 290   SMTRY3  21 -1.000000  0.000000  0.000000       19.62150            
REMARK 290   SMTRY1  22  0.000000  0.000000  1.000000       19.62150            
REMARK 290   SMTRY2  22  0.000000 -1.000000  0.000000       19.62150            
REMARK 290   SMTRY3  22  1.000000  0.000000  0.000000       58.86450            
REMARK 290   SMTRY1  23  0.000000  0.000000 -1.000000       19.62150            
REMARK 290   SMTRY2  23  0.000000  1.000000  0.000000       58.86450            
REMARK 290   SMTRY3  23  1.000000  0.000000  0.000000       19.62150            
REMARK 290   SMTRY1  24  0.000000  0.000000 -1.000000       58.86450            
REMARK 290   SMTRY2  24  0.000000 -1.000000  0.000000       58.86450            
REMARK 290   SMTRY3  24 -1.000000  0.000000  0.000000       58.86450            
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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PQS                                                   
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 350   BIOMT1   2  0.000000  0.000000 -1.000000       58.86450            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000       58.86450            
REMARK 350   BIOMT3   2 -1.000000  0.000000  0.000000       58.86450            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A2004  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A2006  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH B2002  LIES ON A SPECIAL POSITION.                          
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 ENGINEERED RESIDUE VAL 257 SER, CHAINS A AND B                       
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     ACE A    -1                                                      
REMARK 465     ARG A     1                                                      
REMARK 465     ARG A    33                                                      
REMARK 465     ACE B    -1                                                      
REMARK 465     ARG B     1                                                      
REMARK 465     ARG B    33                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500  CL     CL A  1033     O    HOH B  2004     8645     1.88            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    SER B   9   CB    SER B   9   OG      0.085                       
REMARK 500    GLU B  22   CD    GLU B  22   OE1    -0.087                       
REMARK 500    LYS B  28   CD    LYS B  28   CE      0.187                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    ARG A  25   NE  -  CZ  -  NH1 ANGL. DEV. =   4.8 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A1033                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1GCL   RELATED DB: PDB                                   
REMARK 900 GCN4 LEUCINE ZIPPER CORE MUTANT P-LI                                 
REMARK 900 RELATED ID: 1GCM   RELATED DB: PDB                                   
REMARK 900 GCN4 LEUCINE ZIPPER CORE MUTANT P-LI                                 
REMARK 900 RELATED ID: 1UNT   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
REMARK 900 RELATED ID: 1UNV   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
REMARK 900 RELATED ID: 1UNW   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
REMARK 900 RELATED ID: 1UNX   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
REMARK 900 RELATED ID: 1UNY   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
REMARK 900 RELATED ID: 1UNZ   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
REMARK 900 RELATED ID: 1UO0   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
REMARK 900 RELATED ID: 1UO1   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
REMARK 900 RELATED ID: 1UO2   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
REMARK 900 RELATED ID: 1UO3   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
REMARK 900 RELATED ID: 1UO4   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
REMARK 900 RELATED ID: 1UO5   RELATED DB: PDB                                   
REMARK 900 STRUCTURE BASED ENGINEERING OF INTERNAL MOLECULAR SURFACES OF FOUR   
REMARK 900 HELIX BUNDLES                                                        
DBREF  1UNU A   -1    -1  PDB    1UNU     1UNU            -1     -1             
DBREF  1UNU A    1    33  UNP    P03069   GCN4_YEAST     249    281             
DBREF  1UNU B   -1    -1  PDB    1UNU     1UNU            -1     -1             
DBREF  1UNU B    1    33  UNP    P03069   GCN4_YEAST     249    281             
SEQADV 1UNU ILE A    5  UNP  P03069    LEU   253 CONFLICT                       
SEQADV 1UNU SER A    9  UNP  P03069    VAL   257 ENGINEERED MUTATION            
SEQADV 1UNU ILE A   12  UNP  P03069    LEU   260 CONFLICT                       
SEQADV 1UNU LEU A   16  UNP  P03069    ASN   264 CONFLICT                       
SEQADV 1UNU ILE A   19  UNP  P03069    LEU   267 CONFLICT                       
SEQADV 1UNU LEU A   23  UNP  P03069    VAL   271 CONFLICT                       
SEQADV 1UNU ILE A   26  UNP  P03069    LEU   274 CONFLICT                       
SEQADV 1UNU LEU A   30  UNP  P03069    VAL   278 CONFLICT                       
SEQADV 1UNU ILE B    5  UNP  P03069    LEU   253 CONFLICT                       
SEQADV 1UNU SER B    9  UNP  P03069    VAL   257 ENGINEERED MUTATION            
SEQADV 1UNU ILE B   12  UNP  P03069    LEU   260 CONFLICT                       
SEQADV 1UNU LEU B   16  UNP  P03069    ASN   264 CONFLICT                       
SEQADV 1UNU ILE B   19  UNP  P03069    LEU   267 CONFLICT                       
SEQADV 1UNU LEU B   23  UNP  P03069    VAL   271 CONFLICT                       
SEQADV 1UNU ILE B   26  UNP  P03069    LEU   274 CONFLICT                       
SEQADV 1UNU LEU B   30  UNP  P03069    VAL   278 CONFLICT                       
SEQRES   1 A   34  ACE ARG MET LYS GLN ILE GLU ASP LYS SER GLU GLU ILE          
SEQRES   2 A   34  LEU SER LYS LEU TYR HIS ILE GLU ASN GLU LEU ALA ARG          
SEQRES   3 A   34  ILE LYS LYS LEU LEU GLY GLU ARG                              
SEQRES   1 B   34  ACE ARG MET LYS GLN ILE GLU ASP LYS SER GLU GLU ILE          
SEQRES   2 B   34  LEU SER LYS LEU TYR HIS ILE GLU ASN GLU LEU ALA ARG          
SEQRES   3 B   34  ILE LYS LYS LEU LEU GLY GLU ARG                              
HET     CL  A1033       1                                                       
HETNAM      CL CHLORIDE ION                                                     
FORMUL   3   CL    CL 1-                                                        
FORMUL   4  HOH   *28(H2 O)                                                     
HELIX    1   1 MET A    2  GLY A   31  1                                  30    
HELIX    2   2 MET B    2  GLY B   31  1                                  30    
SITE     1 AC1  5 GLU A  10  LYS B   8  HIS B  18  ASN B  21                    
SITE     2 AC1  5 HOH B2004                                                     
CRYST1   78.486   78.486   78.486  90.00  90.00  90.00 P 41 3 2     48          
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      0.012741  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012741  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012741        0.00000