HEADER    HYDROLASE INHIBITOR                     08-OCT-12   4HGU              
TITLE     CRYSTAL STRUCTURE OF GALLERIA MELLONELLA SILK PROTEASE INHIBITOR 2    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SILK PROTEASE INHIBITOR 2;                                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: GALLERIA MELLONELLA;                            
SOURCE   3 ORGANISM_COMMON: GREATER WAX MOTH;                                   
SOURCE   4 ORGANISM_TAXID: 7137;                                                
SOURCE   5 EXPRESSION_SYSTEM: PICHIA PASTORIS;                                  
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 4919;                                       
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PPICZALPHAB                               
KEYWDS    KAZAL-TYPE SERINE PROTEASE INHIBITOR, HYDROLASE INHIBITOR             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.KRZYWDA,M.JASKOLSKI,A.DVORNYK,B.KLUDKIEWICZ,K.GRZELAK,W.ZAGORSKI,   
AUTHOR   2 W.BAL,E.KOPERA                                                       
REVDAT   4   30-OCT-24 4HGU    1       REMARK                                   
REVDAT   3   20-SEP-23 4HGU    1       REMARK SEQADV LINK                       
REVDAT   2   25-FEB-15 4HGU    1       JRNL                                     
REVDAT   1   09-OCT-13 4HGU    0                                                
JRNL        AUTH   E.KOPERA,W.BAL,M.LENARCIC ZIVKOVIC,A.DVORNYK,B.KLUDKIEWICZ,  
JRNL        AUTH 2 K.GRZELAK,I.ZHUKOV,W.ZAGORSKI-OSTOJA,M.JASKOLSKI,S.KRZYWDA   
JRNL        TITL   ATOMIC RESOLUTION STRUCTURE OF A PROTEIN PREPARED BY         
JRNL        TITL 2 NON-ENZYMATIC HIS-TAG REMOVAL. CRYSTALLOGRAPHIC AND NMR      
JRNL        TITL 3 STUDY OF GMSPI-2 INHIBITOR.                                  
JRNL        REF    PLOS ONE                      V.   9 06936 2014              
JRNL        REFN                   ESSN 1932-6203                               
JRNL        PMID   25233114                                                     
JRNL        DOI    10.1371/JOURNAL.PONE.0106936                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    0.98 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELXL-97                                            
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 0.98                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 94.8                           
REMARK   3   CROSS-VALIDATION METHOD           : FREE R                         
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.106                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.108                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.129                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 6.000                  
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 1031                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 17179                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.086                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : 0.088                  
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : 0.110                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 6.000                  
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : 848                    
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : 14133                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 300                                           
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 4                                             
REMARK   3   SOLVENT ATOMS      : 81                                            
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 356.69                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 260.62                  
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 17                      
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 3821                    
REMARK   3   NUMBER OF RESTRAINTS                     : 3967                    
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.023                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.058                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.064                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.142                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.114                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.022                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.007                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.039                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.053                   
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228        
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER                        
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: ANISOTROPIC REFINEMENT. CONJUGATE         
REMARK   3  GRADIENT LEAST SQUARES REFINEMENT WITH RESTRAINTS APPLIED ONLY      
REMARK   3  TO RESIDUES IN DOUBLE CONFORMATION. HYDROGEN ATOMS WERE ADDED AT    
REMARK   3  RIDING POSITIONS                                                    
REMARK   4                                                                      
REMARK   4 4HGU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-OCT-12.                  
REMARK 100 THE DEPOSITION ID IS D_1000075449.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 05-JUN-09                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : BESSY                              
REMARK 200  BEAMLINE                       : 14.1                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.80000,0.91841                    
REMARK 200  MONOCHROMATOR                  : DOUBLE CRYSTAL                     
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : RAYONIX MX-225                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 17179                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 0.980                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.8                               
REMARK 200  DATA REDUNDANCY                : 12.90                              
REMARK 200  R MERGE                    (I) : 0.07200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 22.5200                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 0.98                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.01                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 84.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.46000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.040                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1AN1                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 30.23                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.76                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.4 M SODIUM CITRATE AND 0.1 M HEPES     
REMARK 280  PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 292K             
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       13.63500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       17.87000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       15.62000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       17.87000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       13.63500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       15.62000            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     LYS A   18   NZ                                                  
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    GLU A   8   CB  -  CA  -  C   ANGL. DEV. =  12.2 DEGREES          
REMARK 500    GLU A  38   OE1 -  CD  -  OE2 ANGL. DEV. =  -8.4 DEGREES          
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                              NA A 104  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR A   7   OG1                                                    
REMARK 620 2 HOH A 234   O    87.4                                              
REMARK 620 3 HOH A 257   O   169.7  94.7                                        
REMARK 620 4 HOH A 258   O    90.7 134.2  80.6                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA A 103  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  16   O                                                      
REMARK 620 2 HOH A 266   O    94.3                                              
REMARK 620 3 HOH A 279   O    78.1 172.0                                        
REMARK 620 4 HOH A 281   O   110.9  76.0 108.8                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA A 102  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  34   OD1                                                    
REMARK 620 2 ASP A  34   O    78.3                                              
REMARK 620 3 HOH A 271   O    92.1  95.2                                        
REMARK 620 4 HOH A 272   O   166.7  95.7 100.3                                  
REMARK 620 5 HOH A 273   O    89.4 167.5  87.9  95.7                            
REMARK 620 6 HOH A 274   O    91.0  96.8 168.1  77.8  80.6                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA A 101  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A 204   O                                                      
REMARK 620 2 HOH A 205   O    82.2                                              
REMARK 620 3 HOH A 208   O    98.5 175.5                                        
REMARK 620 4 HOH A 210   O    87.0  98.2  86.3                                  
REMARK 620 5 HOH A 212   O   171.2  95.6  84.4  84.8                            
REMARK 620 6 HOH A 242   O    99.1  86.4  89.0 172.8  89.2                      
REMARK 620 7 HOH A 242   O    83.2 103.8  71.9 154.5 105.6  25.4                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 101                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 102                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 103                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 104                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1AN1   RELATED DB: PDB                                   
REMARK 900 LEECH-DERIVED TRYPTASE INHIBITOR/TRYPSIN COMPLEX                     
REMARK 900 RELATED ID: 2OVO   RELATED DB: PDB                                   
REMARK 900 THE CRYSTAL AND MOLECULAR STRUCTURE OF THE THIRD DOMAIN OF SILVER    
REMARK 900 PHEASANT OVOMUCOID (OMSVP3)                                          
REMARK 900 RELATED ID: 3PIS   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF CARCINOSCORPIUS ROTUNDICAUDA SERINE PROTEASE    
REMARK 900 INHIBITOR DOMAIN 1                                                   
DBREF  4HGU A    4    39  UNP    Q968S7   Q968S7_GALME    23     58             
SEQADV 4HGU GLU A    1  UNP  Q968S7              EXPRESSION TAG                 
SEQADV 4HGU ALA A    2  UNP  Q968S7              EXPRESSION TAG                 
SEQADV 4HGU ALA A    3  UNP  Q968S7              EXPRESSION TAG                 
SEQADV 4HGU LEU A   40  UNP  Q968S7              EXPRESSION TAG                 
SEQRES   1 A   40  GLU ALA ALA VAL CYS THR THR GLU TRP ASP PRO VAL CYS          
SEQRES   2 A   40  GLY LYS ASP GLY LYS THR TYR SER ASN LEU CYS TRP LEU          
SEQRES   3 A   40  ASN GLU ALA GLY VAL GLY LEU ASP HIS GLU GLY GLU CYS          
SEQRES   4 A   40  LEU                                                          
HET     NA  A 101       1                                                       
HET     NA  A 102       1                                                       
HET     NA  A 103       1                                                       
HET     NA  A 104       1                                                       
HETNAM      NA SODIUM ION                                                       
FORMUL   2   NA    4(NA 1+)                                                     
FORMUL   6  HOH   *81(H2 O)                                                     
HELIX    1   1 ASN A   22  GLY A   30  1                                   9    
SHEET    1   A 3 THR A  19  TYR A  20  0                                        
SHEET    2   A 3 VAL A  12  GLY A  14 -1  N  VAL A  12   O  TYR A  20           
SHEET    3   A 3 LEU A  33  GLU A  36 -1  O  HIS A  35   N  CYS A  13           
SSBOND   1 CYS A    5    CYS A   24                          1555   1555  2.06  
SSBOND   2 CYS A   13    CYS A   39                          1555   1555  2.06  
LINK         OG1 THR A   7                NA    NA A 104     1555   1555  2.34  
LINK         O   ASP A  16                NA    NA A 103     1555   1555  2.39  
LINK         OD1 ASP A  34                NA    NA A 102     1555   1555  2.34  
LINK         O   ASP A  34                NA    NA A 102     1555   1555  2.58  
LINK        NA    NA A 101                 O   HOH A 204     1555   1555  2.41  
LINK        NA    NA A 101                 O   HOH A 205     1555   1555  2.51  
LINK        NA    NA A 101                 O   HOH A 208     1555   1555  2.47  
LINK        NA    NA A 101                 O   HOH A 210     1555   1555  2.45  
LINK        NA    NA A 101                 O   HOH A 212     1555   1555  2.43  
LINK        NA    NA A 101                 O  BHOH A 242     1555   1555  2.37  
LINK        NA    NA A 101                 O  AHOH A 242     1555   1555  2.51  
LINK        NA    NA A 102                 O   HOH A 271     1555   1555  2.45  
LINK        NA    NA A 102                 O   HOH A 272     1555   1555  2.50  
LINK        NA    NA A 102                 O   HOH A 273     1555   1555  2.46  
LINK        NA    NA A 102                 O   HOH A 274     1555   1555  2.34  
LINK        NA    NA A 103                 O  AHOH A 266     1555   1555  2.33  
LINK        NA    NA A 103                 O   HOH A 279     1555   1555  2.43  
LINK        NA    NA A 103                 O   HOH A 281     1555   1555  2.02  
LINK        NA    NA A 104                 O   HOH A 234     1555   1555  2.38  
LINK        NA    NA A 104                 O   HOH A 257     1555   1555  2.51  
LINK        NA    NA A 104                 O   HOH A 258     1555   1555  2.13  
SITE     1 AC1  6 HOH A 204  HOH A 205  HOH A 208  HOH A 210                    
SITE     2 AC1  6 HOH A 212  HOH A 242                                          
SITE     1 AC2  5 ASP A  34  HOH A 271  HOH A 272  HOH A 273                    
SITE     2 AC2  5 HOH A 274                                                     
SITE     1 AC3  7 ASP A  16   NA A 104  HOH A 257  HOH A 258                    
SITE     2 AC3  7 HOH A 266  HOH A 279  HOH A 281                               
SITE     1 AC4  6 THR A   7   NA A 103  HOH A 234  HOH A 257                    
SITE     2 AC4  6 HOH A 258  HOH A 265                                          
CRYST1   27.270   31.240   35.740  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      0.036670  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.032010  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.027980        0.00000