PDB Short entry for 1B5U
HEADER    HYDROLASE                               11-JAN-99   1B5U              
TITLE     CONTRIBUTION OF HYDROGEN BONDS TO THE CONFORMATIONAL                  
TITLE    2 STABILITY OF HUMAN LYSOZYME: CALORIMETRY AND X-RAY                   
TITLE    3 ANALYSIS OF SIX SER->ALA MUTANT                                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN (LYSOZYME);                                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 3.2.1.17;                                                        
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 STRAIN: AH22R-;                                                      
SOURCE   6 EXPRESSION_SYSTEM: SACCHAROMYCES CEREVISIAE;                         
SOURCE   7 EXPRESSION_SYSTEM_COMMON: BAKER'S YEAST;                             
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 4932;                                       
SOURCE   9 EXPRESSION_SYSTEM_STRAIN: AH22R-;                                    
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PGEL125                                   
KEYWDS    HYDROGEN BOND, STABILITY, HYDROLASE                                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.TAKANO,Y.YAMAGATA,M.KUBOTA,J.FUNAHASHI,S.FUJII,K.YUTANI             
REVDAT   4   24-FEB-09 1B5U    1       VERSN                                    
REVDAT   3   01-APR-03 1B5U    1       JRNL                                     
REVDAT   2   29-DEC-99 1B5U    4       HEADER COMPND REMARK JRNL                
REVDAT   2 2                   4       ATOM   SOURCE SEQRES                     
REVDAT   1   20-JAN-99 1B5U    0                                                
JRNL        AUTH   K.TAKANO,Y.YAMAGATA,M.KUBOTA,J.FUNAHASHI,S.FUJII,            
JRNL        AUTH 2 K.YUTANI                                                     
JRNL        TITL   CONTRIBUTION OF HYDROGEN BONDS TO THE                        
JRNL        TITL 2 CONFORMATIONAL STABILITY OF HUMAN LYSOZYME:                  
JRNL        TITL 3 CALORIMETRY AND X-RAY ANALYSIS OF SIX SER --> ALA            
JRNL        TITL 4 MUTANTS.                                                     
JRNL        REF    BIOCHEMISTRY                  V.  38  6623 1999              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   10350481                                                     
JRNL        DOI    10.1021/BI9901228                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   K.TAKANO,Y.YAMAGATA,K.YUTANI                                 
REMARK   1  TITL   A GENERAL RULE FOR THE RELATIONSHIP BETWEEN                  
REMARK   1  TITL 2 HYDROPHOBIC EFFECT AND CONFORMATIONAL STABILITY OF           
REMARK   1  TITL 3 A PROTEIN: STABILITY AND STRUCTURE OF A SERIES OF            
REMARK   1  TITL 4 HYDROPHOBIC MUTANTS OF HUMAN LYSOZYME                        
REMARK   1  REF    J.MOL.BIOL.                   V. 280   749 1998              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   Y.YAMAGATA,M.KUBOTA,Y.SUMIKAWA,J.FUNAHASHI,                  
REMARK   1  AUTH 2 K.TAKANO,S.FUJII,K.YUTANI                                    
REMARK   1  TITL   CONTRIBUTION OF HYDROGEN BONDS TO THE                        
REMARK   1  TITL 2 CONFORMATIONAL STABILITY OF HUMAN LYSOZYME:                  
REMARK   1  TITL 3 CALORIMETRY AND X-RAY ANALYSIS OF SIX TYR->PHE               
REMARK   1  TITL 4 MUTANTS                                                      
REMARK   1  REF    BIOCHEMISTRY                  V.  37  9355 1998              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   K.TAKANO,Y.YAMAGATA,S.FUJII,K.YUTANI                         
REMARK   1  TITL   CONTRIBUTION OF HYDROPHOBIC EFFECT VALINE MUTANTS            
REMARK   1  TITL 2 TO THE STABILITY OF HUMAN LYSOZYME: CALORIMETRIC             
REMARK   1  TITL 3 STUDIES AND X-RAY STRUCTURAL ANALYSES OF THE NINE            
REMARK   1  TITL 4 VALINE TO ALANINE MUTANTS                                    
REMARK   1  REF    BIOCHEMISTRY                  V.  36   688 1997              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   K.TAKANO,J.F.FUNAHASIHI,Y.YAMAGATA,S.FUJII,K.YUTANI          
REMARK   1  TITL   CONTRIBUTION OF WATER MOLECULES IN THE INTERIOR OF           
REMARK   1  TITL 2 A PROTEIN TO THE CONFORMATIONAL STABILITY                    
REMARK   1  REF    J.MOL.BIOL.                   V. 274   132 1997              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1 REFERENCE 5                                                          
REMARK   1  AUTH   J.FUNAHASHI,K.TAKANO,K.OGASAHARA,Y.YAMAGATA,                 
REMARK   1  AUTH 2 K.YUTANI                                                     
REMARK   1  TITL   THE STRUCTURE, STABILITY, AND FOLDING PROCESS OF             
REMARK   1  TITL 2 AMYLOIDOGENIC MUTANT HUMAN LYSOZYME                          
REMARK   1  REF    J.BIOCHEM.(TOKYO)             V. 120  1216 1996              
REMARK   1  REFN                   ISSN 0021-924X                               
REMARK   1 REFERENCE 6                                                          
REMARK   1  AUTH   K.TAKANO,K.OGASAWAHA,H.KANEDA,Y.YAMAGATA,S.FUJII,            
REMARK   1  AUTH 2 E.KANAYA,M.KIKUCHI,M.OOBATAKE,K.YUTANI                       
REMARK   1  TITL   CONTRIBUTION OF HYDROPHOBIC RESIDUES TO THE                  
REMARK   1  TITL 2 STABILITY OF HUMAN LYSOZYME: CALORIMETRIC STUDIES            
REMARK   1  TITL 3 AND X-RAY STRUCTURAL ANALYSIS OF THE FIVE                    
REMARK   1  TITL 4 ISOLEUCINE TO VALINE MUTANTS                                 
REMARK   1  REF    J.MOL.BIOL.                   V. 254    62 1995              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 3.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 92.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 10355                          
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) : 0.156                           
REMARK   3   FREE R VALUE                     : NULL                            
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            : 1028                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 1                                       
REMARK   3   SOLVENT ATOMS            : 233                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
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) : 0.008                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.50                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
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 1B5U COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-JUN-99.                  
REMARK 100 THE RCSB ID CODE IS RCSB008309.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 31-OCT-96                          
REMARK 200  TEMPERATURE           (KELVIN) : 283                                
REMARK 200  PH                             : 4.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : PHOTON FACTORY                     
REMARK 200  BEAMLINE                       : BL-18B                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : WEISSENBERG                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 10868                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 40.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.2                               
REMARK 200  DATA REDUNDANCY                : 4.300                              
REMARK 200  R MERGE                    (I) : 0.03600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 36.8000                            
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) : 1.83                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 85.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.11300                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 13.200                             
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: WILD-TYPE OF HUMAN LYSOZYME                          
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 38.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.00                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.5M TO 1.8M NACL, 20MM ACETATE, PH      
REMARK 280  4.5                                                                 
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
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       28.48000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       16.89000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       30.49000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       16.89000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       28.48000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       30.49000            
REMARK 290   SMTRY3   4  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: 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 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 144        DISTANCE = 15.89 ANGSTROMS                       
REMARK 525    HOH A 145        DISTANCE = 15.36 ANGSTROMS                       
REMARK 525    HOH A 158        DISTANCE = 12.68 ANGSTROMS                       
REMARK 525    HOH A 194        DISTANCE =  5.46 ANGSTROMS                       
REMARK 525    HOH A 254        DISTANCE =  6.32 ANGSTROMS                       
REMARK 525    HOH A 317        DISTANCE =  6.07 ANGSTROMS                       
REMARK 525    HOH A 373        DISTANCE =  5.94 ANGSTROMS                       
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                              NA A 331  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A 145   O                                                      
REMARK 620 2 HOH A 158   O    84.8                                              
REMARK 620 3 SER A  61   O    80.8 152.4                                        
REMARK 620 4 CYS A  65   O    86.7 115.1  87.5                                  
REMARK 620 5 VAL A  74   O   161.1  77.1 113.2 105.8                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 331                  
DBREF  1B5U A    1   130  UNP    P61626   LYSC_HUMAN      19    148             
SEQADV 1B5U ALA A   24  UNP  P61626    SER    42 ENGINEERED                     
SEQRES   1 A  130  LYS VAL PHE GLU ARG CYS GLU LEU ALA ARG THR LEU LYS          
SEQRES   2 A  130  ARG LEU GLY MET ASP GLY TYR ARG GLY ILE ALA LEU ALA          
SEQRES   3 A  130  ASN TRP MET CYS LEU ALA LYS TRP GLU SER GLY TYR ASN          
SEQRES   4 A  130  THR ARG ALA THR ASN TYR ASN ALA GLY ASP ARG SER THR          
SEQRES   5 A  130  ASP TYR GLY ILE PHE GLN ILE ASN SER ARG TYR TRP CYS          
SEQRES   6 A  130  ASN ASP GLY LYS THR PRO GLY ALA VAL ASN ALA CYS HIS          
SEQRES   7 A  130  LEU SER CYS SER ALA LEU LEU GLN ASP ASN ILE ALA ASP          
SEQRES   8 A  130  ALA VAL ALA CYS ALA LYS ARG VAL VAL ARG ASP PRO GLN          
SEQRES   9 A  130  GLY ILE ARG ALA TRP VAL ALA TRP ARG ASN ARG CYS GLN          
SEQRES  10 A  130  ASN ARG ASP VAL ARG GLN TYR VAL GLN GLY CYS GLY VAL          
HET     NA  A 331       1                                                       
HETNAM      NA SODIUM ION                                                       
FORMUL   2   NA    NA 1+                                                        
FORMUL   3  HOH   *233(H2 O)                                                    
HELIX    1   1 ARG A    5  ARG A   14  1                                  10    
HELIX    2   2 TYR A   20  GLY A   22  5                                   3    
HELIX    3   3 LEU A   25  SER A   36  1                                  12    
HELIX    4   4 CYS A   81  LEU A   85  5                                   5    
HELIX    5   5 ALA A   90  ARG A  101  1                                  12    
HELIX    6   6 GLY A  105  ALA A  108  5                                   4    
HELIX    7   7 VAL A  110  ARG A  115  1                                   6    
HELIX    8   8 ARG A  122  TYR A  124  5                                   3    
SHEET    1   A 2 THR A  43  ASN A  46  0                                        
SHEET    2   A 2 SER A  51  TYR A  54 -1  N  ASP A  53   O  ASN A  44           
SSBOND   1 CYS A    6    CYS A  128                          1555   1555  2.03  
SSBOND   2 CYS A   30    CYS A  116                          1555   1555  2.03  
SSBOND   3 CYS A   65    CYS A   81                          1555   1555  2.03  
SSBOND   4 CYS A   77    CYS A   95                          1555   1555  2.03  
LINK        NA    NA A 331                 O   HOH A 145     1555   1555  2.36  
LINK        NA    NA A 331                 O   HOH A 158     1555   1555  2.15  
LINK        NA    NA A 331                 O   SER A  61     1555   1554  2.04  
LINK        NA    NA A 331                 O   CYS A  65     1555   1554  2.25  
LINK        NA    NA A 331                 O   VAL A  74     1555   1554  2.46  
SITE     1 AC1  6 SER A  61  CYS A  65  ALA A  73  VAL A  74                    
SITE     2 AC1  6 HOH A 145  HOH A 158                                          
CRYST1   56.960   60.980   33.780  90.00  90.00  90.00 P 21 21 21    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      0.017556  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016399  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.029603        0.00000