HEADER    VIRAL PROTEIN                           12-JUL-06   2HNF              
TITLE     STRUCTURE OF A HYPER-CLEAVABLE MONOMERIC FRAGMENT OF PHAGE LAMBDA     
TITLE    2 REPRESSOR CONTAINING THE CLEAVAGE SITE REGION                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: REPRESSOR PROTEIN CI101-229DM-K192A;                       
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: FRAGMENT OF LAMBDA REPRESSOR CONTAINING THE CLEAVAGE SITE  
COMPND   5 REGION;                                                              
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: BL21-AI;                                   
SOURCE   7 EXPRESSION_SYSTEM_VECTOR: PLASMID;                                   
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PET14B                                    
KEYWDS    VIRAL PROTEIN                                                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.NDJONKA,C.E.BELL                                                    
REVDAT   5   13-NOV-24 2HNF    1       REMARK                                   
REVDAT   4   30-AUG-23 2HNF    1       REMARK                                   
REVDAT   3   20-OCT-21 2HNF    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 2HNF    1       VERSN                                    
REVDAT   1   19-SEP-06 2HNF    0                                                
JRNL        AUTH   D.NDJONKA,C.E.BELL                                           
JRNL        TITL   STRUCTURE OF A HYPER-CLEAVABLE MONOMERIC FRAGMENT OF PHAGE   
JRNL        TITL 2 LAMBDA REPRESSOR CONTAINING THE CLEAVAGE SITE REGION.        
JRNL        REF    J.MOL.BIOL.                   V. 362   479 2006              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   16934834                                                     
JRNL        DOI    10.1016/J.JMB.2006.07.026                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 29.98                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 363715.790                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 86.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 13101                          
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) : 0.252                           
REMARK   3   FREE R VALUE                     : 0.282                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.100                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 1944                            
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) : 1.80                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.91                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 86.70                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1944                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.4360                       
REMARK   3   BIN FREE R VALUE                    : 0.4690                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 9.70                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 210                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.032                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1006                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 4                                       
REMARK   3   SOLVENT ATOMS            : 120                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 13.50                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 32.40                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 3.48000                                              
REMARK   3    B22 (A**2) : 3.48000                                              
REMARK   3    B33 (A**2) : -6.95000                                             
REMARK   3    B12 (A**2) : 2.28000                                              
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) : 0.28                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.43                            
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) : 0.32                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.48                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 26.20                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.810                           
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) : 1.690 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.870 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.180 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.190 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.37                                                 
REMARK   3   BSOL        : 47.08                                                
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  5  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  6  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  5   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  6   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2HNF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-JUL-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000038544.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 05-NOV-05                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
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 RU300                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54                               
REMARK 200  MONOCHROMATOR                  : OSMIC MIRRORS                      
REMARK 200  OPTICS                         : OSMIC MIRRORS                      
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR (MSC/RIGAKU)          
REMARK 200  DATA SCALING SOFTWARE          : D*TREK                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 15045                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 29.980                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 86.7                               
REMARK 200  DATA REDUNDANCY                : 7.900                              
REMARK 200  R MERGE                    (I) : 0.06600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 18.6000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.91                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.90                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.06600                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 18.60                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: PDB ENTRY 1F39                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 53.34                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.64                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 36% PEG 550, 0.1 M SODIUM CACODYLATE     
REMARK 280  PH 6.5, 0.2 M CALCIUM ACETATE, VAPOR DIFFUSION, HANGING DROP,       
REMARK 280  TEMPERATURE 295K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
REMARK 290       7555   Y,X,-Z+1/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+2/3                                          
REMARK 290      10555   -Y,-X,-Z+5/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+1/6                                            
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       49.48333            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       98.96667            
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       74.22500            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000      123.70833            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       24.74167            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       49.48333            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000       98.96667            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000      123.70833            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       74.22500            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       24.74167            
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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A MONOMER                         
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 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 A 405  LIES ON A SPECIAL POSITION.                          
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     THR A   154                                                      
REMARK 465     GLY A   155                                                      
REMARK 465     SER A   156                                                      
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   O    HOH A   508     O    HOH A   508    11555     2.04            
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    SER A  98     -177.00    -58.40                                   
REMARK 500    ASP A 187      -29.95   -140.23                                   
REMARK 500    ASN A 216     -108.28   -125.45                                   
REMARK 500    GLU A 217      -80.30    -60.74                                   
REMARK 500    SER A 218       25.75    -68.43                                   
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                              CA A 301  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 138   OD2                                                    
REMARK 620 2 GLU A 171   OE2  82.3                                              
REMARK 620 3 GLU A 171   OE1 119.0  48.5                                        
REMARK 620 4 GLN A 200   OE1  74.5  96.3  77.7                                  
REMARK 620 5 HOH A 405   O   153.2 123.8  81.1  94.7                            
REMARK 620 6 HOH A 405   O   153.0 124.2  81.7  95.3   0.7                      
REMARK 620 7 HOH A 408   O    82.1 156.3 154.6  96.5  74.7  74.2                
REMARK 620 8 HOH A 481   O    90.6  77.2 106.9 164.6 100.5  99.9  85.4          
REMARK 620 N                    1     2     3     4     5     6     7           
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 304  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 162   OD1                                                    
REMARK 620 2 HOH A 479   O    81.3                                              
REMARK 620 N                    1                                               
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 302  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A 175   OE2                                                    
REMARK 620 2 GLU A 175   OE1  46.9                                              
REMARK 620 3 GLU A 175   OE1 108.2  78.4                                        
REMARK 620 4 HOH A 404   O    76.4 115.9  97.9                                  
REMARK 620 5 HOH A 407   O   156.7 156.4  86.7  84.0                            
REMARK 620 6 HOH A 409   O    80.3 104.7 169.9  89.4  87.1                      
REMARK 620 7 HOH A 508   O   117.6  78.4  81.9 165.6  81.6  89.3                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 303  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 SER A 228   O                                                      
REMARK 620 2 SER A 228   OG   66.2                                              
REMARK 620 3 HOH A 418   O   136.8  70.6                                        
REMARK 620 4 HOH A 421   O   129.0 126.6  79.5                                  
REMARK 620 5 HOH A 450   O   126.2 129.5  81.3  85.9                            
REMARK 620 6 HOH A 455   O    76.8 130.6 137.5  58.2  98.4                      
REMARK 620 7 HOH A 517   O    78.2  77.8  94.7  61.4 147.2  63.0                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 302                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 303                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 304                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1F39   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE LAMBDA REPRESSOR C-TERMINAL DOMAIN          
REMARK 900 RELATED ID: 1JHC   RELATED DB: PDB                                   
REMARK 900 LEXA S119A C-TERMINAL TRYPTIC FRAGMENT                               
REMARK 900 RELATED ID: 1JHE   RELATED DB: PDB                                   
REMARK 900 LEXA L89P Q92W E152A K156A MUTANT                                    
REMARK 900 RELATED ID: 2HO0   RELATED DB: PDB                                   
REMARK 900 STRUCTURE OF A HYPER-CLEAVABLE MONOMERIC FRAGMENT OF PHAGE LAMBDA    
REMARK 900 REPRESSOR CONTAINING THE CLEAVAGE SITE REGION                        
DBREF  2HNF A  101   229  UNP    Q7B004   Q7B004_ECOLI   102    230             
SEQADV 2HNF GLY A   97  UNP  Q7B004              CLONING ARTIFACT               
SEQADV 2HNF SER A   98  UNP  Q7B004              CLONING ARTIFACT               
SEQADV 2HNF HIS A   99  UNP  Q7B004              CLONING ARTIFACT               
SEQADV 2HNF MET A  100  UNP  Q7B004              CLONING ARTIFACT               
SEQADV 2HNF THR A  152  UNP  Q7B004    ALA   153 ENGINEERED MUTATION            
SEQADV 2HNF THR A  158  UNP  Q7B004    PRO   159 ENGINEERED MUTATION            
SEQADV 2HNF ALA A  192  UNP  Q7B004    LYS   193 ENGINEERED MUTATION            
SEQRES   1 A  133  GLY SER HIS MET TYR GLU TYR PRO VAL PHE SER HIS VAL          
SEQRES   2 A  133  GLN ALA GLY MET PHE SER PRO GLU LEU ARG THR PHE THR          
SEQRES   3 A  133  LYS GLY ASP ALA GLU ARG TRP VAL SER THR THR LYS LYS          
SEQRES   4 A  133  ALA SER ASP SER ALA PHE TRP LEU GLU VAL GLU GLY ASN          
SEQRES   5 A  133  SER MET THR THR PRO THR GLY SER LYS THR SER PHE PRO          
SEQRES   6 A  133  ASP GLY MET LEU ILE LEU VAL ASP PRO GLU GLN ALA VAL          
SEQRES   7 A  133  GLU PRO GLY ASP PHE CYS ILE ALA ARG LEU GLY GLY ASP          
SEQRES   8 A  133  GLU PHE THR PHE ALA LYS LEU ILE ARG ASP SER GLY GLN          
SEQRES   9 A  133  VAL PHE LEU GLN PRO LEU ASN PRO GLN TYR PRO MET ILE          
SEQRES  10 A  133  PRO CYS ASN GLU SER CYS SER VAL VAL GLY LYS VAL ILE          
SEQRES  11 A  133  ALA SER GLN                                                  
HET     CA  A 301       1                                                       
HET     CA  A 302       1                                                       
HET     CA  A 303       1                                                       
HET     CA  A 304       1                                                       
HETNAM      CA CALCIUM ION                                                      
FORMUL   2   CA    4(CA 2+)                                                     
FORMUL   6  HOH   *120(H2 O)                                                    
SHEET    1   A 9 ARG A 128  THR A 132  0                                        
SHEET    2   A 9 TYR A 101  PHE A 106 -1  N  TYR A 101   O  THR A 132           
SHEET    3   A 9 PHE A 141  GLU A 144  1  O  TRP A 142   N  PRO A 104           
SHEET    4   A 9 LEU A 165  ASP A 169 -1  O  VAL A 168   N  PHE A 141           
SHEET    5   A 9 CYS A 219  SER A 228 -1  O  LYS A 224   N  ASP A 169           
SHEET    6   A 9 PHE A 179  LEU A 184 -1  N  ARG A 183   O  SER A 220           
SHEET    7   A 9 GLU A 188  ASP A 197 -1  O  GLU A 188   N  LEU A 184           
SHEET    8   A 9 GLN A 200  GLN A 204 -1  O  GLN A 200   N  ASP A 197           
SHEET    9   A 9 ILE A 213  PRO A 214 -1  O  ILE A 213   N  LEU A 203           
SHEET    1   B 2 HIS A 108  GLN A 110  0                                        
SHEET    2   B 2 ARG A 119  PHE A 121 -1  O  THR A 120   N  VAL A 109           
SSBOND   1 CYS A  215    CYS A  219                          1555   1555  2.03  
LINK         OD2 ASP A 138                CA    CA A 301     1555   1555  2.68  
LINK         OD1 ASP A 162                CA    CA A 304     1555   1555  3.11  
LINK         OE2 GLU A 171                CA    CA A 301     1555   1555  2.60  
LINK         OE1 GLU A 171                CA    CA A 301     1555   1555  2.77  
LINK         OE2 GLU A 175                CA    CA A 302     1555   1555  2.77  
LINK         OE1 GLU A 175                CA    CA A 302     1555   1555  2.75  
LINK         OE1 GLU A 175                CA    CA A 302    11555   1555  2.72  
LINK         OE1 GLN A 200                CA    CA A 301     6555   1555  2.67  
LINK         O   SER A 228                CA    CA A 303     1555   1555  2.67  
LINK         OG  SER A 228                CA    CA A 303     1555   1555  3.09  
LINK        CA    CA A 301                 O   HOH A 405     1555   1555  3.27  
LINK        CA    CA A 301                 O   HOH A 405     1555   9555  3.33  
LINK        CA    CA A 301                 O   HOH A 408     1555   1555  2.64  
LINK        CA    CA A 301                 O   HOH A 481     1555   1555  2.91  
LINK        CA    CA A 302                 O   HOH A 404     1555   1555  2.67  
LINK        CA    CA A 302                 O   HOH A 407     1555   1555  2.74  
LINK        CA    CA A 302                 O   HOH A 409     1555  11555  2.68  
LINK        CA    CA A 302                 O   HOH A 508     1555   1555  2.77  
LINK        CA    CA A 303                 O   HOH A 418     1555   1555  2.86  
LINK        CA    CA A 303                 O   HOH A 421     1555  10665  2.97  
LINK        CA    CA A 303                 O   HOH A 450     1555  10665  2.93  
LINK        CA    CA A 303                 O   HOH A 455     1555   1555  2.87  
LINK        CA    CA A 303                 O   HOH A 517     1555   1555  2.89  
LINK        CA    CA A 304                 O   HOH A 479     1555   1555  3.29  
SITE     1 AC1  5 ASP A 138  GLU A 171  GLN A 200  HOH A 408                    
SITE     2 AC1  5 HOH A 481                                                     
SITE     1 AC2  5 GLU A 175  HOH A 404  HOH A 407  HOH A 409                    
SITE     2 AC2  5 HOH A 508                                                     
SITE     1 AC3  6 SER A 228  HOH A 418  HOH A 421  HOH A 450                    
SITE     2 AC3  6 HOH A 455  HOH A 517                                          
SITE     1 AC4  1 ASP A 162                                                     
CRYST1   59.960   59.960  148.450  90.00  90.00 120.00 P 61 2 2     12          
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      0.016678  0.009629  0.000000        0.00000                         
SCALE2      0.000000  0.019258  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006736        0.00000