HEADER    ISOMERASE                               22-AUG-94   1CSM              
TITLE     THE CRYSTAL STRUCTURE OF ALLOSTERIC CHORISMATE MUTASE AT 2.2 ANGSTROMS
TITLE    2 RESOLUTION                                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CHORISMATE MUTASE;                                         
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE;                       
SOURCE   3 ORGANISM_COMMON: BAKER'S YEAST;                                      
SOURCE   4 ORGANISM_TAXID: 4932                                                 
KEYWDS    ISOMERASE                                                             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    Y.XUE,W.N.LIPSCOMB                                                    
REVDAT   4   07-FEB-24 1CSM    1       REMARK SEQADV                            
REVDAT   3   24-FEB-09 1CSM    1       VERSN                                    
REVDAT   2   01-APR-03 1CSM    1       JRNL                                     
REVDAT   1   15-SEP-95 1CSM    0                                                
JRNL        AUTH   Y.XUE,W.N.LIPSCOMB,R.GRAF,G.SCHNAPPAUF,G.BRAUS               
JRNL        TITL   THE CRYSTAL STRUCTURE OF ALLOSTERIC CHORISMATE MUTASE AT     
JRNL        TITL 2 2.2-A RESOLUTION.                                            
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V.  91 10814 1994              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   7971967                                                      
JRNL        DOI    10.1073/PNAS.91.23.10814                                     
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 80.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 38840                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.196                           
REMARK   3   FREE R VALUE                     : 0.310                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4148                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 30                                      
REMARK   3   SOLVENT ATOMS            : 97                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 32.60                          
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) : 0.25                            
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) : 0.110                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.527                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 20.73                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.463                           
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: NULL                                      
REMARK   4                                                                      
REMARK   4 1CSM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000172501.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 19-OCT-93                          
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU                             
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MSC                                
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 38840                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 80.6                               
REMARK 200  DATA REDUNDANCY                : 2.100                              
REMARK 200  R MERGE                    (I) : 0.08600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 64.93                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.51                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61                             
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                                                                      
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       52.63333            
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      105.26667            
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       78.95000            
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      131.58333            
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       26.31667            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4310 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 22250 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -22.0 KCAL/MOL                        
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     ASN A   218                                                      
REMARK 465     GLU A   219                                                      
REMARK 465     SER A   220                                                      
REMARK 465     GLY A   221                                                      
REMARK 465     ASN B   218                                                      
REMARK 465     GLU B   219                                                      
REMARK 465     SER B   220                                                      
REMARK 465     GLY B   221                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   H    TYR B   113     HE2  HIS B   159              1.32            
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    PHE A   3        9.75    -66.30                                   
REMARK 500    LEU A  10       29.99    -77.33                                   
REMARK 500    CYS A  39       65.77     39.90                                   
REMARK 500    PRO A 106      -17.56    -48.43                                   
REMARK 500    ASP A 172       63.80   -155.38                                   
REMARK 500    ARG A 223      106.74     49.73                                   
REMARK 500    LEU A 254       31.83    -92.29                                   
REMARK 500    GLU A 255      -86.73    -66.33                                   
REMARK 500    LEU B  10       37.87    -82.80                                   
REMARK 500    PRO B  48      -63.48    -29.09                                   
REMARK 500    LEU B  50       44.13   -104.95                                   
REMARK 500    ASN B 194       74.48   -105.04                                   
REMARK 500    ARG B 223       83.56     53.23                                   
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 TRP B 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRP A 502                 
DBREF  1CSM A    1   256  UNP    P32178   CHMU_YEAST       1    256             
DBREF  1CSM B    1   256  UNP    P32178   CHMU_YEAST       1    256             
SEQADV 1CSM ILE A  226  UNP  P32178    THR   226 CONFLICT                       
SEQADV 1CSM ILE B  226  UNP  P32178    THR   226 CONFLICT                       
SEQRES   1 A  256  MET ASP PHE THR LYS PRO GLU THR VAL LEU ASN LEU GLN          
SEQRES   2 A  256  ASN ILE ARG ASP GLU LEU VAL ARG MET GLU ASP SER ILE          
SEQRES   3 A  256  ILE PHE LYS PHE ILE GLU ARG SER HIS PHE ALA THR CYS          
SEQRES   4 A  256  PRO SER VAL TYR GLU ALA ASN HIS PRO GLY LEU GLU ILE          
SEQRES   5 A  256  PRO ASN PHE LYS GLY SER PHE LEU ASP TRP ALA LEU SER          
SEQRES   6 A  256  ASN LEU GLU ILE ALA HIS SER ARG ILE ARG ARG PHE GLU          
SEQRES   7 A  256  SER PRO ASP GLU THR PRO PHE PHE PRO ASP LYS ILE GLN          
SEQRES   8 A  256  LYS SER PHE LEU PRO SER ILE ASN TYR PRO GLN ILE LEU          
SEQRES   9 A  256  ALA PRO TYR ALA PRO GLU VAL ASN TYR ASN ASP LYS ILE          
SEQRES  10 A  256  LYS LYS VAL TYR ILE GLU LYS ILE ILE PRO LEU ILE SER          
SEQRES  11 A  256  LYS ARG ASP GLY ASP ASP LYS ASN ASN PHE GLY SER VAL          
SEQRES  12 A  256  ALA THR ARG ASP ILE GLU CYS LEU GLN SER LEU SER ARG          
SEQRES  13 A  256  ARG ILE HIS PHE GLY LYS PHE VAL ALA GLU ALA LYS PHE          
SEQRES  14 A  256  GLN SER ASP ILE PRO LEU TYR THR LYS LEU ILE LYS SER          
SEQRES  15 A  256  LYS ASP VAL GLU GLY ILE MET LYS ASN ILE THR ASN SER          
SEQRES  16 A  256  ALA VAL GLU GLU LYS ILE LEU GLU ARG LEU THR LYS LYS          
SEQRES  17 A  256  ALA GLU VAL TYR GLY VAL ASP PRO THR ASN GLU SER GLY          
SEQRES  18 A  256  GLU ARG ARG ILE ILE PRO GLU TYR LEU VAL LYS ILE TYR          
SEQRES  19 A  256  LYS GLU ILE VAL ILE PRO ILE THR LYS GLU VAL GLU VAL          
SEQRES  20 A  256  GLU TYR LEU LEU ARG ARG LEU GLU GLU                          
SEQRES   1 B  256  MET ASP PHE THR LYS PRO GLU THR VAL LEU ASN LEU GLN          
SEQRES   2 B  256  ASN ILE ARG ASP GLU LEU VAL ARG MET GLU ASP SER ILE          
SEQRES   3 B  256  ILE PHE LYS PHE ILE GLU ARG SER HIS PHE ALA THR CYS          
SEQRES   4 B  256  PRO SER VAL TYR GLU ALA ASN HIS PRO GLY LEU GLU ILE          
SEQRES   5 B  256  PRO ASN PHE LYS GLY SER PHE LEU ASP TRP ALA LEU SER          
SEQRES   6 B  256  ASN LEU GLU ILE ALA HIS SER ARG ILE ARG ARG PHE GLU          
SEQRES   7 B  256  SER PRO ASP GLU THR PRO PHE PHE PRO ASP LYS ILE GLN          
SEQRES   8 B  256  LYS SER PHE LEU PRO SER ILE ASN TYR PRO GLN ILE LEU          
SEQRES   9 B  256  ALA PRO TYR ALA PRO GLU VAL ASN TYR ASN ASP LYS ILE          
SEQRES  10 B  256  LYS LYS VAL TYR ILE GLU LYS ILE ILE PRO LEU ILE SER          
SEQRES  11 B  256  LYS ARG ASP GLY ASP ASP LYS ASN ASN PHE GLY SER VAL          
SEQRES  12 B  256  ALA THR ARG ASP ILE GLU CYS LEU GLN SER LEU SER ARG          
SEQRES  13 B  256  ARG ILE HIS PHE GLY LYS PHE VAL ALA GLU ALA LYS PHE          
SEQRES  14 B  256  GLN SER ASP ILE PRO LEU TYR THR LYS LEU ILE LYS SER          
SEQRES  15 B  256  LYS ASP VAL GLU GLY ILE MET LYS ASN ILE THR ASN SER          
SEQRES  16 B  256  ALA VAL GLU GLU LYS ILE LEU GLU ARG LEU THR LYS LYS          
SEQRES  17 B  256  ALA GLU VAL TYR GLY VAL ASP PRO THR ASN GLU SER GLY          
SEQRES  18 B  256  GLU ARG ARG ILE ILE PRO GLU TYR LEU VAL LYS ILE TYR          
SEQRES  19 B  256  LYS GLU ILE VAL ILE PRO ILE THR LYS GLU VAL GLU VAL          
SEQRES  20 B  256  GLU TYR LEU LEU ARG ARG LEU GLU GLU                          
HET    TRP  A 502      19                                                       
HET    TRP  B 501      19                                                       
HETNAM     TRP TRYPTOPHAN                                                       
FORMUL   3  TRP    2(C11 H12 N2 O2)                                             
FORMUL   5  HOH   *97(H2 O)                                                     
HELIX    1   1 LYS A    5  LEU A   10  1                                   6    
HELIX    2   2 ASN A   11  SER A   34  1                                  24    
HELIX    3   3 CYS A   39  GLU A   44  1                                   6    
HELIX    4   4 SER A   58  ILE A   74  1                                  17    
HELIX    5   5 ARG A   75  SER A   79  5                                   5    
HELIX    6   6 TYR A  107  VAL A  111  5                                   5    
HELIX    7   7 TYR A  113  ILE A  125  1                                  13    
HELIX    8   8 ILE A  125  SER A  130  1                                   6    
HELIX    9   9 ASN A  139  PHE A  160  1                                  22    
HELIX   10  10 PHE A  160  ASP A  172  1                                  13    
HELIX   11  11 ASP A  172  SER A  182  1                                  11    
HELIX   12  12 ASP A  184  THR A  193  1                                  10    
HELIX   13  13 ASN A  194  TYR A  212  1                                  19    
HELIX   14  14 ILE A  226  ILE A  237  1                                  12    
HELIX   15  15 ILE A  237  ARG A  252  1                                  16    
HELIX   16  16 LYS B    5  LEU B   10  1                                   6    
HELIX   17  17 ASN B   11  SER B   34  1                                  24    
HELIX   18  18 CYS B   39  GLU B   44  1                                   6    
HELIX   19  19 HIS B   47  GLU B   51  5                                   5    
HELIX   20  20 SER B   58  ILE B   74  1                                  17    
HELIX   21  21 ARG B   75  SER B   79  5                                   5    
HELIX   22  22 TYR B  107  VAL B  111  5                                   5    
HELIX   23  23 TYR B  113  LYS B  124  1                                  12    
HELIX   24  24 ILE B  125  SER B  130  1                                   6    
HELIX   25  25 ASN B  139  PHE B  160  1                                  22    
HELIX   26  26 PHE B  160  ASP B  172  1                                  13    
HELIX   27  27 ASP B  172  SER B  182  1                                  11    
HELIX   28  28 ASP B  184  THR B  193  1                                  10    
HELIX   29  29 ASN B  194  TYR B  212  1                                  19    
HELIX   30  30 ILE B  226  ILE B  237  1                                  12    
HELIX   31  31 ILE B  237  ARG B  252  1                                  16    
HELIX   32  32 ARG B  253  GLU B  256  5                                   4    
SITE     1 AC1  9 ILE A  74  ARG A  76  GLU A  82  ASN B 138                    
SITE     2 AC1  9 ASN B 139  PHE B 140  GLY B 141  SER B 142                    
SITE     3 AC1  9 HOH B 516                                                     
SITE     1 AC2 14 ASN A 138  ASN A 139  PHE A 140  GLY A 141                    
SITE     2 AC2 14 SER A 142  THR A 145  HOH A 527  HOH A 536                    
SITE     3 AC2 14 HOH A 563  HOH A 574  ILE B  74  ARG B  76                    
SITE     4 AC2 14 GLU B  82  HOH B 521                                          
CRYST1   95.800   95.800  157.900  90.00  90.00 120.00 P 61         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      0.010438  0.006027  0.000000        0.00000                         
SCALE2      0.000000  0.012053  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006333        0.00000