HEADER    HYDROLASE                               01-DEC-98   1EGA               
TITLE     CRYSTAL STRUCTURE OF A WIDELY CONSERVED GTPASE ERA                     
COMPND    MOL_ID: 1;                                                             
COMPND   2 MOLECULE: PROTEIN (GTP-BINDING PROTEIN ERA);                          
COMPND   3 CHAIN: A, B                                                           
SOURCE    MOL_ID: 1;                                                             
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                                
SOURCE   3 ORGANISM_TAXID: 562;                                                  
SOURCE   4 STRAIN: TAP106;                                                       
SOURCE   5 CELLULAR_LOCATION: CYTOPLASM/MEMBRANE                                 
KEYWDS    ERA, GTPASE, RNA-BINDING, RAS-LIKE, HYDROLASE                          
EXPDTA    X-RAY DIFFRACTION                                                      
AUTHOR    X.CHEN,X.JI                                                            
REVDAT   3   30-AUG-23 1EGA    1       AUTHOR JRNL   REMARK                      
REVDAT   2   24-FEB-09 1EGA    1       VERSN                                     
REVDAT   1   12-JUL-99 1EGA    0                                                 
JRNL        AUTH   X.CHEN,D.L.COURT,X.JI                                         
JRNL        TITL   CRYSTAL STRUCTURE OF ERA: A GTPASE-DEPENDENT CELL CYCLE       
JRNL        TITL 2 REGULATOR CONTAINING AN RNA BINDING MOTIF.                    
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V.  96  8396 1999               
JRNL        REFN                   ISSN 0027-8424                                
JRNL        PMID   10411886                                                      
JRNL        DOI    10.1073/PNAS.96.15.8396                                       
REMARK   1                                                                       
REMARK   1 REFERENCE 1                                                           
REMARK   1  AUTH   R.A.BRITTON,B.S.POWELL,S.DASGUPTA,Q.SUN,W.MARGOLIN,           
REMARK   1  AUTH 2 J.R.LUPSKI,D.L.COURT                                          
REMARK   1  TITL   CELL CYCLE ARREST IN ERA GTPASE MUTANTS: A POTENTIAL GROWTH   
REMARK   1  TITL 2 RATE-REGULATED CHECKPOINT IN E. COLI                          
REMARK   1  REF    MOL.MICROBIOL.                V.  27   739 1998               
REMARK   1  REFN                   ISSN 0950-382X                                
REMARK   2                                                                       
REMARK   2 RESOLUTION.    2.40 ANGSTROMS.                                        
REMARK   3                                                                       
REMARK   3 REFINEMENT.                                                           
REMARK   3   PROGRAM     : X-PLOR 3.85                                           
REMARK   3   AUTHORS     : BRUNGER                                               
REMARK   3                                                                       
REMARK   3  DATA USED IN REFINEMENT.                                             
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40                            
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                            
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 4.000                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 100000.000                      
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.1000                          
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 82.9                            
REMARK   3   NUMBER OF REFLECTIONS             : 28848                           
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) : 0.243                            
REMARK   3   FREE R VALUE                     : 0.298                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1185                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.009                            
REMARK   3                                                                       
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                   
REMARK   3   TOTAL NUMBER OF BINS USED           : 8                             
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.40                          
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.50                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 56.90                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2361                          
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3460                        
REMARK   3   BIN FREE R VALUE                    : 0.3670                        
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 3.75                          
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 108                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.035                         
REMARK   3                                                                       
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                     
REMARK   3   PROTEIN ATOMS            : 4616                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                        
REMARK   3   HETEROGEN ATOMS          : 25                                       
REMARK   3   SOLVENT ATOMS            : 149                                      
REMARK   3                                                                       
REMARK   3  B VALUES.                                                            
REMARK   3   FROM WILSON PLOT           (A**2) : 53.40                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 49.50                           
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 COORDINATE ERROR.                                          
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                             
REMARK   3   ESD FROM SIGMAA              (A) : NULL                             
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                             
REMARK   3                                                                       
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                          
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                             
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                             
REMARK   3                                                                       
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                    
REMARK   3   BOND LENGTHS                 (A) : 0.009                            
REMARK   3   BOND ANGLES            (DEGREES) : 1.540                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 29.00                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.190                            
REMARK   3                                                                       
REMARK   3  ISOTROPIC THERMAL MODEL : 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  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  : NULL                                            
REMARK   3  TOPOLOGY FILE  1   : NULL                                            
REMARK   3                                                                       
REMARK   3  OTHER REFINEMENT REMARKS:                                            
REMARK   3  N-TERMINAL RESIDUES 1-3 FOR BOTH CHAINS, AND C-TERMINAL RESIDUES     
REMARK   3  296-301 FOR                                                          
REMARK   3  CHAIN A AND RESIDUES 297-301 FOR CHAIN B WERE NOT OBSERVED IN THE    
REMARK   3  ELECTRON                                                             
REMARK   3  DNESITY AND NOT INCLUDED IN THE MODEL; RESIDUES 224 - 228 IN BOTH    
REMARK   3  CHAINS WERE                                                          
REMARK   3  NOT OBSERVED IN THE ELECTRON DENSITY AND NOT INCLUDED IN THE         
REMARK   3  REFINEMENT, BUT                                                      
REMARK   3  BUILT STEREOCHEMICALLY AND INCLUDED IN THE MODEL; RESTRAINTS         
REMARK   3  BETWEEN THE TWO                                                      
REMARK   3  COPIES OF MOLECULES WERE APPLIED DURING THE INITIAL STAGE OF THE     
REMARK   3  REFINEMENT ONLY                                                      
REMARK   4                                                                       
REMARK   4 1EGA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                          
REMARK 100                                                                       
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-DEC-98.                   
REMARK 100 THE DEPOSITION ID IS D_1000000186.                                    
REMARK 200                                                                       
REMARK 200 EXPERIMENTAL DETAILS                                                  
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                   
REMARK 200  DATE OF DATA COLLECTION        : 18-JUN-98                           
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                               
REMARK 200  PH                             : 8.0                                 
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                              
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                   
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                              
REMARK 200  MONOCHROMATOR                  : GRAPHITE                            
REMARK 200  OPTICS                         : BENT MIRRORS                        
REMARK 200                                                                       
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                         
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                         
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                            
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                            
REMARK 200                                                                       
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 35696                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.400                               
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     (%) : 99.7                                
REMARK 200  DATA REDUNDANCY                : 6.400                               
REMARK 200  R MERGE                    (I) : NULL                                
REMARK 200  R SYM                      (I) : 0.05600                             
REMARK 200   FOR THE DATA SET  : 31.8000                             
REMARK 200                                                                       
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                      
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40                      
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.50                      
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.1                                
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.10                                
REMARK 200  R MERGE FOR SHELL          (I) : NULL                                
REMARK 200  R SYM FOR SHELL            (I) : 0.49000                             
REMARK 200   FOR SHELL         : 3.900                               
REMARK 200                                                                       
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                               
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR                           
REMARK 200 SOFTWARE USED: PHASES, SHARP                                          
REMARK 200 STARTING MODEL: NULL                                                  
REMARK 200                                                                       
REMARK 200 REMARK:                                                               
REMARK 200  THE STRUCTURE WAS SOLVED BY A COMBINATION OF MIR AND MAD METHODS.    
REMARK 200  MAD DATA                                                             
REMARK 200  SETS, USING HG ANOMALOUS SCATTERING AT WAVELENGTH 1.00870A,          
REMARK 200  1.00764A, 0.99184A                                                   
REMARK 200  AND 1.00903A, WERE COLLECTED AT NSLS BEAMLINE X9B WITH MAR345        
REMARK 200  DETECTOR.                                                            
REMARK 280                                                                       
REMARK 280 CRYSTAL                                                               
REMARK 280 SOLVENT CONTENT, VS   (%): 65.00                                      
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.50                      
REMARK 280                                                                       
REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN 8MG/ML TRIS BUFFER 0.1M, PH       
REMARK 280  8.0 LITHIUM SULFATE 0.8M SODIUM CHLORIDE 0.8M                        
REMARK 290                                                                       
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                             
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                          
REMARK 290                                                                       
REMARK 290      SYMOP   SYMMETRY                                                 
REMARK 290     NNNMMM   OPERATOR                                                 
REMARK 290       1555   X,Y,Z                                                    
REMARK 290       2555   -X,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       33.78000             
REMARK 290   SMTRY3   2  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: DIMERIC                            
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                   
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000             
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000             
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000             
REMARK 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     1                                                       
REMARK 465     SER A     2                                                       
REMARK 465     ILE A     3                                                       
REMARK 465     GLY A   296                                                       
REMARK 465     TYR A   297                                                       
REMARK 465     VAL A   298                                                       
REMARK 465     ASP A   299                                                       
REMARK 465     ASP A   300                                                       
REMARK 465     LEU A   301                                                       
REMARK 465     MET B     1                                                       
REMARK 465     SER B     2                                                       
REMARK 465     ILE B     3                                                       
REMARK 465     TYR B   297                                                       
REMARK 465     VAL B   298                                                       
REMARK 465     ASP B   299                                                       
REMARK 465     ASP B   300                                                       
REMARK 465     LEU B   301                                                       
REMARK 475                                                                       
REMARK 475 ZERO OCCUPANCY RESIDUES                                               
REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY.              
REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT                 
REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;                       
REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE)           
REMARK 475   M RES C  SSEQI                                                      
REMARK 475     ASN A   224                                                       
REMARK 475     GLU A   225                                                       
REMARK 475     ARG A   226                                                       
REMARK 475     GLY A   227                                                       
REMARK 475     GLY A   228                                                       
REMARK 475     ASN B   224                                                       
REMARK 475     GLU B   225                                                       
REMARK 475     ARG B   226                                                       
REMARK 475     GLY B   227                                                       
REMARK 475     GLY B   228                                                       
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    PRO B 211   C   -  N   -  CA  ANGL. DEV. =   9.7 DEGREES           
REMARK 500    ARG B 293   NE  -  CZ  -  NH2 ANGL. DEV. =   3.6 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    ARG A  38       79.88   -116.72                                    
REMARK 500    GLN A  41       77.75    -69.97                                    
REMARK 500    GLU A  53      117.71   -160.69                                    
REMARK 500    TRP A 101       96.49   -161.16                                    
REMARK 500    ARG A 113      -40.05    -29.10                                    
REMARK 500    VAL A 129       90.09    -62.46                                    
REMARK 500    GLU A 131       79.12   -105.66                                    
REMARK 500    ALA A 133       -6.71    -56.95                                    
REMARK 500    MET A 146      170.99    176.18                                    
REMARK 500    LEU A 160      -72.23    -41.40                                    
REMARK 500    GLU A 182      -71.07    -47.59                                    
REMARK 500    ASP A 183       44.25    -98.21                                    
REMARK 500    LYS A 250       -2.99     56.41                                    
REMARK 500    GLU A 270       77.41   -114.56                                    
REMARK 500    ALA A 271      142.52    170.36                                    
REMARK 500    SER B  37     -163.40    -75.55                                    
REMARK 500    ARG B  38       22.83   -161.57                                    
REMARK 500    LYS B  39       95.75    -63.19                                    
REMARK 500    ALA B 143        0.02    -62.25                                    
REMARK 500    LEU B 160      -75.44    -53.72                                    
REMARK 500    GLU B 182      -70.95    -46.29                                    
REMARK 500    ASP B 183       43.96    -96.18                                    
REMARK 500    LEU B 210      148.11    -38.76                                    
REMARK 500    TYR B 212       -3.66    -57.38                                    
REMARK 500    GLU B 217      125.94   -173.37                                    
REMARK 500    GLU B 238      -75.38    -77.98                                    
REMARK 500    LYS B 250       -4.93     53.17                                    
REMARK 500    SER B 283       11.33    -67.99                                    
REMARK 500    TRP B 285      178.78    -59.06                                    
REMARK 500    SER B 294       28.11    -63.11                                    
REMARK 500                                                                       
REMARK 500 REMARK: NULL                                                          
REMARK 800                                                                       
REMARK 800 SITE                                                                  
REMARK 800 SITE_IDENTIFIER: HG                                                   
REMARK 800 EVIDENCE_CODE: AUTHOR                                                 
REMARK 800 SITE_DESCRIPTION: MERCURY ATOM-BINDING SITES IN EMP DERIVATIVE        
REMARK 800  USED IN MAD PHASING                                                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC1                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 302                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC2                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 303                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC3                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 303                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC4                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 304                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC5                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 305                  
DBREF  1EGA A    1   301  UNP    P06616   ERA_ECOLI        1    301              
DBREF  1EGA B    1   301  UNP    P06616   ERA_ECOLI        1    301              
SEQRES   1 A  301  MET SER ILE ASP LYS SER TYR CYS GLY PHE ILE ALA ILE           
SEQRES   2 A  301  VAL GLY ARG PRO ASN VAL GLY LYS SER THR LEU LEU ASN           
SEQRES   3 A  301  LYS LEU LEU GLY GLN LYS ILE SER ILE THR SER ARG LYS           
SEQRES   4 A  301  ALA GLN THR THR ARG HIS ARG ILE VAL GLY ILE HIS THR           
SEQRES   5 A  301  GLU GLY ALA TYR GLN ALA ILE TYR VAL ASP THR PRO GLY           
SEQRES   6 A  301  LEU HIS MET GLU GLU LYS ARG ALA ILE ASN ARG LEU MET           
SEQRES   7 A  301  ASN LYS ALA ALA SER SER SER ILE GLY ASP VAL GLU LEU           
SEQRES   8 A  301  VAL ILE PHE VAL VAL GLU GLY THR ARG TRP THR PRO ASP           
SEQRES   9 A  301  ASP GLU MET VAL LEU ASN LYS LEU ARG GLU GLY LYS ALA           
SEQRES  10 A  301  PRO VAL ILE LEU ALA VAL ASN LYS VAL ASP ASN VAL GLN           
SEQRES  11 A  301  GLU LYS ALA ASP LEU LEU PRO HIS LEU GLN PHE LEU ALA           
SEQRES  12 A  301  SER GLN MET ASN PHE LEU ASP ILE VAL PRO ILE SER ALA           
SEQRES  13 A  301  GLU THR GLY LEU ASN VAL ASP THR ILE ALA ALA ILE VAL           
SEQRES  14 A  301  ARG LYS HIS LEU PRO GLU ALA THR HIS HIS PHE PRO GLU           
SEQRES  15 A  301  ASP TYR ILE THR ASP ARG SER GLN ARG PHE MET ALA SER           
SEQRES  16 A  301  GLU ILE ILE ARG GLU LYS LEU MET ARG PHE LEU GLY ALA           
SEQRES  17 A  301  GLU LEU PRO TYR SER VAL THR VAL GLU ILE GLU ARG PHE           
SEQRES  18 A  301  VAL SER ASN GLU ARG GLY GLY TYR ASP ILE ASN GLY LEU           
SEQRES  19 A  301  ILE LEU VAL GLU ARG GLU GLY GLN LYS LYS MET VAL ILE           
SEQRES  20 A  301  GLY ASN LYS GLY ALA LYS ILE LYS THR ILE GLY ILE GLU           
SEQRES  21 A  301  ALA ARG LYS ASP MET GLN GLU MET PHE GLU ALA PRO VAL           
SEQRES  22 A  301  HIS LEU GLU LEU TRP VAL LYS VAL LYS SER GLY TRP ALA           
SEQRES  23 A  301  ASP ASP GLU ARG ALA LEU ARG SER LEU GLY TYR VAL ASP           
SEQRES  24 A  301  ASP LEU                                                       
SEQRES   1 B  301  MET SER ILE ASP LYS SER TYR CYS GLY PHE ILE ALA ILE           
SEQRES   2 B  301  VAL GLY ARG PRO ASN VAL GLY LYS SER THR LEU LEU ASN           
SEQRES   3 B  301  LYS LEU LEU GLY GLN LYS ILE SER ILE THR SER ARG LYS           
SEQRES   4 B  301  ALA GLN THR THR ARG HIS ARG ILE VAL GLY ILE HIS THR           
SEQRES   5 B  301  GLU GLY ALA TYR GLN ALA ILE TYR VAL ASP THR PRO GLY           
SEQRES   6 B  301  LEU HIS MET GLU GLU LYS ARG ALA ILE ASN ARG LEU MET           
SEQRES   7 B  301  ASN LYS ALA ALA SER SER SER ILE GLY ASP VAL GLU LEU           
SEQRES   8 B  301  VAL ILE PHE VAL VAL GLU GLY THR ARG TRP THR PRO ASP           
SEQRES   9 B  301  ASP GLU MET VAL LEU ASN LYS LEU ARG GLU GLY LYS ALA           
SEQRES  10 B  301  PRO VAL ILE LEU ALA VAL ASN LYS VAL ASP ASN VAL GLN           
SEQRES  11 B  301  GLU LYS ALA ASP LEU LEU PRO HIS LEU GLN PHE LEU ALA           
SEQRES  12 B  301  SER GLN MET ASN PHE LEU ASP ILE VAL PRO ILE SER ALA           
SEQRES  13 B  301  GLU THR GLY LEU ASN VAL ASP THR ILE ALA ALA ILE VAL           
SEQRES  14 B  301  ARG LYS HIS LEU PRO GLU ALA THR HIS HIS PHE PRO GLU           
SEQRES  15 B  301  ASP TYR ILE THR ASP ARG SER GLN ARG PHE MET ALA SER           
SEQRES  16 B  301  GLU ILE ILE ARG GLU LYS LEU MET ARG PHE LEU GLY ALA           
SEQRES  17 B  301  GLU LEU PRO TYR SER VAL THR VAL GLU ILE GLU ARG PHE           
SEQRES  18 B  301  VAL SER ASN GLU ARG GLY GLY TYR ASP ILE ASN GLY LEU           
SEQRES  19 B  301  ILE LEU VAL GLU ARG GLU GLY GLN LYS LYS MET VAL ILE           
SEQRES  20 B  301  GLY ASN LYS GLY ALA LYS ILE LYS THR ILE GLY ILE GLU           
SEQRES  21 B  301  ALA ARG LYS ASP MET GLN GLU MET PHE GLU ALA PRO VAL           
SEQRES  22 B  301  HIS LEU GLU LEU TRP VAL LYS VAL LYS SER GLY TRP ALA           
SEQRES  23 B  301  ASP ASP GLU ARG ALA LEU ARG SER LEU GLY TYR VAL ASP           
SEQRES  24 B  301  ASP LEU                                                       
HET    SO4  A 302       5                                                        
HET    SO4  A 303       5                                                        
HET    SO4  A 305       5                                                        
HET    SO4  B 303       5                                                        
HET    SO4  B 304       5                                                        
HETNAM     SO4 SULFATE ION                                                       
FORMUL   3  SO4    5(O4 S 2-)                                                    
FORMUL   8  HOH   *149(H2 O)                                                     
HELIX    1   1 LYS A   21  LEU A   29  1                                   9     
HELIX    2   2 MET A   68  MET A   78  1                                  11     
HELIX    3   3 PRO A  103  ARG A  113  1                                  11     
HELIX    4   4 LYS A  132  GLN A  145  1                                  14     
HELIX    5   5 VAL A  162  HIS A  172  1                                  11     
HELIX    6   6 GLN A  190  GLU A  209  1                                  20     
HELIX    7   7 GLU A  240  ILE A  247  1                                   8     
HELIX    8   8 ASN A  249  MET A  268  5                                  20     
HELIX    9   9 ASP A  287  LEU A  292  1                                   6     
HELIX   10  10 LYS B   21  LEU B   29  1                                   9     
HELIX   11  11 MET B   68  MET B   78  1                                  11     
HELIX   12  12 PRO B  103  ARG B  113  1                                  11     
HELIX   13  13 VAL B  126  ASN B  128  5                                   3     
HELIX   14  14 LYS B  132  LEU B  142  1                                  11     
HELIX   15  15 VAL B  162  HIS B  172  1                                  11     
HELIX   16  16 GLN B  190  PHE B  205  1                                  16     
HELIX   17  17 GLU B  240  ILE B  247  1                                   8     
HELIX   18  18 ASN B  249  GLU B  267  5                                  19     
HELIX   19  19 ASP B  287  ARG B  293  1                                   7     
SHEET    1   A 6 ASP A 150  PRO A 153  0                                         
SHEET    2   A 6 PRO A 118  ASN A 124  1  N  LEU A 121   O  ASP A 150            
SHEET    3   A 6 LEU A  91  GLU A  97  1  N  VAL A  92   O  PRO A 118            
SHEET    4   A 6 TYR A   7  VAL A  14  1  N  ALA A  12   O  ILE A  93            
SHEET    5   A 6 TYR A  56  VAL A  61  1  N  GLN A  57   O  TYR A   7            
SHEET    6   A 6 ILE A  47  GLU A  53 -1  N  GLU A  53   O  TYR A  56            
SHEET    1   B 4 ILE A  33  ILE A  35  0                                         
SHEET    2   B 4 VAL A 214  VAL A 222  1  N  VAL A 214   O  SER A  34            
SHEET    3   B 4 TYR A 229  VAL A 237 -1  N  LEU A 236   O  THR A 215            
SHEET    4   B 4 VAL A 273  VAL A 281  1  N  HIS A 274   O  TYR A 229            
SHEET    1   C 6 ASP B 150  ILE B 154  0                                         
SHEET    2   C 6 PRO B 118  ASN B 124  1  N  LEU B 121   O  ASP B 150            
SHEET    3   C 6 LEU B  91  GLU B  97  1  N  VAL B  92   O  PRO B 118            
SHEET    4   C 6 TYR B   7  VAL B  14  1  N  ALA B  12   O  ILE B  93            
SHEET    5   C 6 TYR B  56  VAL B  61  1  N  GLN B  57   O  TYR B   7            
SHEET    6   C 6 ILE B  47  GLU B  53 -1  N  GLU B  53   O  TYR B  56            
SHEET    1   D 2 ILE B  33  ILE B  35  0                                         
SHEET    2   D 2 VAL B 214  VAL B 216  1  N  VAL B 214   O  SER B  34            
SHEET    1   E 3 VAL B 273  VAL B 281  0                                         
SHEET    2   E 3 TYR B 229  VAL B 237  1  N  TYR B 229   O  HIS B 274            
SHEET    3   E 3 ILE B 218  VAL B 222 -1  N  VAL B 222   O  ASP B 230            
SITE     1  HG  4 CYS A   8  HIS A  51  CYS B   8  HIS B  51                     
SITE     1 AC1  5 ASN A  18  VAL A  19  GLY A  20  LYS A  21                     
SITE     2 AC1  5 SER A  22                                                      
SITE     1 AC2  6 THR A  23  ASN A  26  LYS A  27  THR A  36                     
SITE     2 AC2  6 THR A 215  LYS A 282                                           
SITE     1 AC3  5 ASN B  18  VAL B  19  GLY B  20  LYS B  21                     
SITE     2 AC3  5 SER B  22                                                      
SITE     1 AC4  6 THR B  23  ASN B  26  LYS B  27  THR B  36                     
SITE     2 AC4  6 THR B 215  LYS B 282                                           
SITE     1 AC5  4 LYS A  32  TYR A 212  HOH A 374  HOH A 405                     
CRYST1   86.790   67.560   87.290  90.00 115.82  90.00 P 1 21 1      4           
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      0.011522  0.000000  0.005575        0.00000                          
SCALE2      0.000000  0.014802  0.000000        0.00000                          
SCALE3      0.000000  0.000000  0.012727        0.00000                          
MTRIX1   1 -0.436003  0.021836  0.899680      -53.95378    1                     
MTRIX2   1 -0.006210 -0.899924  0.003681       40.59216    1                     
MTRIX3   1  0.436031  0.999755  0.021255       33.22843    1                     
END