HEADER    HYDROLASE                               20-NOV-18   6N4U              
TITLE     MICROED STRUCTURE OF PROTEINASE K AT 2.75A RESOLUTION FROM A SINGLE   
TITLE    2 MILLED CRYSTAL.                                                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEINASE K;                                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: ENDOPEPTIDASE K,TRITIRACHIUM ALKALINE PROTEINASE;           
COMPND   5 EC: 3.4.21.64;                                                       
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ENGYODONTIUM ALBUM;                             
SOURCE   3 ORGANISM_TAXID: 37998;                                               
SOURCE   4 GENE: PROK;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ENGYODONTIUM ALBUM;                               
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 37998                                       
KEYWDS    BROAD-SPECTRUM SERUM PROTEINASE, HYDROLASE                            
EXPDTA    ELECTRON CRYSTALLOGRAPHY                                              
AUTHOR    M.W.MARTYNOWYCZ,W.ZHAO,J.HATTNE,G.J.JENSEN,T.GONEN                    
REVDAT   5   06-NOV-24 6N4U    1       REMARK                                   
REVDAT   4   11-OCT-23 6N4U    1       REMARK                                   
REVDAT   3   18-DEC-19 6N4U    1       REMARK                                   
REVDAT   2   13-MAR-19 6N4U    1       JRNL                                     
REVDAT   1   06-FEB-19 6N4U    0                                                
JRNL        AUTH   M.W.MARTYNOWYCZ,W.ZHAO,J.HATTNE,G.J.JENSEN,T.GONEN           
JRNL        TITL   COLLECTION OF CONTINUOUS ROTATION MICROED DATA FROM ION      
JRNL        TITL 2 BEAM-MILLED CRYSTALS OF ANY SIZE.                            
JRNL        REF    STRUCTURE                     V.  27   545 2019              
JRNL        REFN                   ISSN 1878-4186                               
JRNL        PMID   30661853                                                     
JRNL        DOI    10.1016/J.STR.2018.12.003                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.75 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (1.14_3260: ???)                              
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.75                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 43.55                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 87.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 6008                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.239                           
REMARK   3   R VALUE            (WORKING SET) : 0.238                           
REMARK   3   FREE R VALUE                     : 0.263                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 6.370                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 383                             
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 43.5511 -  3.9661    0.87     1924   133  0.2047 0.2331        
REMARK   3     2  3.9661 -  3.1483    0.88     1870   126  0.2408 0.2560        
REMARK   3     3  3.1483 -  2.7504    0.89     1831   124  0.3032 0.3362        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : NULL                                          
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.360            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.250           
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  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.005           2072                                  
REMARK   3   ANGLE     :  0.697           2818                                  
REMARK   3   CHIRALITY :  0.044            312                                  
REMARK   3   PLANARITY :  0.004            370                                  
REMARK   3   DIHEDRAL  : 14.908            720                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 6N4U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-NOV-18.                  
REMARK 100 THE DEPOSITION ID IS D_1000238148.                                   
REMARK 240                                                                      
REMARK 240 EXPERIMENTAL DETAILS                                                 
REMARK 240   RECONSTRUCTION METHOD          : CRYSTALLOGRAPHY                   
REMARK 240   SAMPLE TYPE                    : 3D ARRAY                          
REMARK 240   SPECIMEN TYPE                  : NULL                              
REMARK 240 DATA ACQUISITION                                                     
REMARK 240   DATE OF DATA COLLECTION        : NULL                              
REMARK 240   TEMPERATURE           (KELVIN) : NULL                              
REMARK 240   PH                             : NULL                              
REMARK 240   NUMBER OF CRYSTALS USED        : NULL                              
REMARK 240   MICROSCOPE MODEL               : FEI TALOS ARCTICA                 
REMARK 240   DETECTOR TYPE                  : FEI CETA (4K X 4K)                
REMARK 240   ACCELERATION VOLTAGE (KV)      : 200                               
REMARK 240   NUMBER OF UNIQUE REFLECTIONS   : NULL                              
REMARK 240   RESOLUTION RANGE HIGH      (A) : NULL                              
REMARK 240   RESOLUTION RANGE LOW       (A) : NULL                              
REMARK 240   DATA SCALING SOFTWARE          : NULL                              
REMARK 240   COMPLETENESS FOR RANGE     (%) : NULL                              
REMARK 240   DATA REDUNDANCY                : NULL                              
REMARK 240 IN THE HIGHEST RESOLUTION SHELL                                      
REMARK 240   HIGHEST RESOLUTION SHELL, RANGE HIGH (A) :NULL                     
REMARK 240   HIGHEST RESOLUTION SHELL, RANGE LOW  (A) :NULL                     
REMARK 240   COMPLETENESS FOR SHELL     (%) : NULL                              
REMARK 240   DATA REDUNDANCY IN SHELL       : NULL                              
REMARK 240   R MERGE FOR SHELL          (I) : NULL                              
REMARK 240   METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT      
REMARK 240   SOFTWARE USED                  : NULL                              
REMARK 240   STARTING MODEL                 : 6CL7                              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
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        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       53.33500            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       33.73000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       33.73000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       80.00250            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       33.73000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       33.73000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       26.66750            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       33.73000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       33.73000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       80.00250            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       33.73000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       33.73000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       26.66750            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       53.33500            
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 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ARG A  64    NE   CZ   NH1  NH2                                  
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    ASP A  39     -133.69   -148.09                                   
REMARK 500    TYR A  60     -139.04   -116.92                                   
REMARK 500    ALA A  85       78.45   -104.04                                   
REMARK 500    ASP A  98        0.52    -62.47                                   
REMARK 500    ASN A 161       46.79   -106.82                                   
REMARK 500    ALA A 256     -159.94    -82.30                                   
REMARK 500    ASN A 270       66.91   -119.53                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 301  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  39   OD2                                                    
REMARK 620 2 HIS A  69   O   100.2                                              
REMARK 620 N                    1                                               
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 302                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 303                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: EMD-0343   RELATED DB: EMDB                              
REMARK 900 MICROED STRUCTURE OF PROTEINASE K AT 2.75A RESOLUTION FROM A SINGLE  
REMARK 900 MILLED CRYSTAL.                                                      
DBREF  6N4U A    1   279  UNP    P06873   PRTK_PARAQ     106    384             
SEQADV 6N4U ASP A  207  UNP  P06873    SER   312 CONFLICT                       
SEQRES   1 A  279  ALA ALA GLN THR ASN ALA PRO TRP GLY LEU ALA ARG ILE          
SEQRES   2 A  279  SER SER THR SER PRO GLY THR SER THR TYR TYR TYR ASP          
SEQRES   3 A  279  GLU SER ALA GLY GLN GLY SER CYS VAL TYR VAL ILE ASP          
SEQRES   4 A  279  THR GLY ILE GLU ALA SER HIS PRO GLU PHE GLU GLY ARG          
SEQRES   5 A  279  ALA GLN MET VAL LYS THR TYR TYR TYR SER SER ARG ASP          
SEQRES   6 A  279  GLY ASN GLY HIS GLY THR HIS CYS ALA GLY THR VAL GLY          
SEQRES   7 A  279  SER ARG THR TYR GLY VAL ALA LYS LYS THR GLN LEU PHE          
SEQRES   8 A  279  GLY VAL LYS VAL LEU ASP ASP ASN GLY SER GLY GLN TYR          
SEQRES   9 A  279  SER THR ILE ILE ALA GLY MET ASP PHE VAL ALA SER ASP          
SEQRES  10 A  279  LYS ASN ASN ARG ASN CYS PRO LYS GLY VAL VAL ALA SER          
SEQRES  11 A  279  LEU SER LEU GLY GLY GLY TYR SER SER SER VAL ASN SER          
SEQRES  12 A  279  ALA ALA ALA ARG LEU GLN SER SER GLY VAL MET VAL ALA          
SEQRES  13 A  279  VAL ALA ALA GLY ASN ASN ASN ALA ASP ALA ARG ASN TYR          
SEQRES  14 A  279  SER PRO ALA SER GLU PRO SER VAL CYS THR VAL GLY ALA          
SEQRES  15 A  279  SER ASP ARG TYR ASP ARG ARG SER SER PHE SER ASN TYR          
SEQRES  16 A  279  GLY SER VAL LEU ASP ILE PHE GLY PRO GLY THR ASP ILE          
SEQRES  17 A  279  LEU SER THR TRP ILE GLY GLY SER THR ARG SER ILE SER          
SEQRES  18 A  279  GLY THR SER MET ALA THR PRO HIS VAL ALA GLY LEU ALA          
SEQRES  19 A  279  ALA TYR LEU MET THR LEU GLY LYS THR THR ALA ALA SER          
SEQRES  20 A  279  ALA CYS ARG TYR ILE ALA ASP THR ALA ASN LYS GLY ASP          
SEQRES  21 A  279  LEU SER ASN ILE PRO PHE GLY THR VAL ASN LEU LEU ALA          
SEQRES  22 A  279  TYR ASN ASN TYR GLN ALA                                      
HET     CA  A 301       1                                                       
HET     CA  A 302       1                                                       
HET    SO4  A 303       5                                                       
HETNAM      CA CALCIUM ION                                                      
HETNAM     SO4 SULFATE ION                                                      
FORMUL   2   CA    2(CA 2+)                                                     
FORMUL   4  SO4    O4 S 2-                                                      
FORMUL   5  HOH   *23(H2 O)                                                     
HELIX    1 AA1 PRO A    7  SER A   14  1                                   8    
HELIX    2 AA2 GLY A   68  SER A   79  1                                  12    
HELIX    3 AA3 GLN A  103  LYS A  118  1                                  16    
HELIX    4 AA4 ASN A  119  ARG A  121  5                                   3    
HELIX    5 AA5 SER A  138  SER A  151  1                                  14    
HELIX    6 AA6 ASP A  165  ARG A  167  5                                   3    
HELIX    7 AA7 GLY A  222  LEU A  240  1                                  19    
HELIX    8 AA8 THR A  244  ALA A  246  5                                   3    
HELIX    9 AA9 SER A  247  THR A  255  1                                   9    
SHEET    1 AA1 2 ALA A   2  GLN A   3  0                                        
SHEET    2 AA1 2 TYR A  23  TYR A  24 -1  O  TYR A  23   N  GLN A   3           
SHEET    1 AA2 7 ALA A  53  THR A  58  0                                        
SHEET    2 AA2 7 GLN A  89  LYS A  94  1  O  GLY A  92   N  GLN A  54           
SHEET    3 AA2 7 SER A  33  ASP A  39  1  N  VAL A  37   O  PHE A  91           
SHEET    4 AA2 7 GLY A 126  LEU A 131  1  O  VAL A 128   N  TYR A  36           
SHEET    5 AA2 7 VAL A 153  ALA A 158  1  O  ALA A 156   N  ALA A 129           
SHEET    6 AA2 7 CYS A 178  SER A 183  1  O  CYS A 178   N  VAL A 157           
SHEET    7 AA2 7 ILE A 201  PRO A 204  1  O  GLY A 203   N  SER A 183           
SHEET    1 AA3 2 GLY A 135  GLY A 136  0                                        
SHEET    2 AA3 2 TYR A 169  SER A 170 -1  O  SER A 170   N  GLY A 135           
SHEET    1 AA4 2 ILE A 208  TRP A 212  0                                        
SHEET    2 AA4 2 SER A 216  ILE A 220 -1  O  SER A 216   N  TRP A 212           
SHEET    1 AA5 2 ASN A 257  LYS A 258  0                                        
SHEET    2 AA5 2 LEU A 271  LEU A 272 -1  O  LEU A 272   N  ASN A 257           
SSBOND   1 CYS A   34    CYS A  123                          1555   1555  2.03  
SSBOND   2 CYS A  178    CYS A  249                          1555   1555  2.04  
LINK         OD2 ASP A  39                CA    CA A 301     1555   1555  2.96  
LINK         O   HIS A  69                CA    CA A 301     1555   1555  2.65  
CISPEP   1 SER A  170    PRO A  171          0        -2.70                     
SITE     1 AC1  4 ASP A  39  HIS A  69  CYS A  73  MET A 225                    
SITE     1 AC2  1 ASN A 270                                                     
SITE     1 AC3  3 PRO A   7  TRP A   8  ARG A 185                               
CRYST1   67.460   67.460  106.670  90.00  90.00  90.00 P 43 21 2     8          
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      0.014824  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014824  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009375        0.00000