PDB Short entry for 1LO6
HEADER    HYDROLASE                               06-MAY-02   1LO6              
TITLE     HUMAN KALLIKREIN 6 (HK6) ACTIVE FORM WITH BENZAMIDINE INHIBITOR AT    
TITLE    2 1.56 A RESOLUTION                                                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: KALLIKREIN 6;                                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: HK6;                                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   6 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM;                             
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE   8 EXPRESSION_SYSTEM_CELL_LINE: SF9;                                    
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS;                          
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PBAC3                                     
KEYWDS    SERINE PROTEASE, KALLIKREIN, HUMAN KALLIKREIN 6, HK6, BENZAMIDINE,    
KEYWDS   2 PROTEASE, BRAIN SERINE PROTEASE, MYELENCEPHALON SPECIFIC PROTEASE,   
KEYWDS   3 MSP, ZYME, PROTEASE M, NEUROSIN, HYDROLASE                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.J.BERNETT,S.I.BLABER,I.A.SCARISBRICK,P.DHANARAJAN,S.M.THOMPSON,     
AUTHOR   2 M.BLABER                                                             
REVDAT   3   16-AUG-23 1LO6    1       REMARK LINK                              
REVDAT   2   24-FEB-09 1LO6    1       VERSN                                    
REVDAT   1   15-MAY-02 1LO6    0                                                
JRNL        AUTH   M.J.BERNETT,S.I.BLABER,I.A.SCARISBRICK,P.DHANARAJAN,         
JRNL        AUTH 2 S.M.THOMPSON,M.BLABER                                        
JRNL        TITL   CRYSTAL STRUCTURE AND BIOCHEMICAL CHARACTERIZATION OF HUMAN  
JRNL        TITL 2 KALLIKREIN 6 REVEALS A TRYPSIN-LIKE KALLIKREIN IS EXPRESSED  
JRNL        TITL 3 IN THE CENTRAL NERVOUS SYSTEM                                
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.56 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.56                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 25.97                          
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)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 26163                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.196                           
REMARK   3   FREE R VALUE                     : 0.223                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 753                             
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) : 1.56                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.66                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2220                       
REMARK   3   BIN FREE R VALUE                    : 0.2340                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 89                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.025                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1684                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 10                                      
REMARK   3   SOLVENT ATOMS            : 139                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 25.50                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 30.50                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.517                           
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  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : 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 1LO6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-MAY-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000016130.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 24-OCT-01; 14-APR-02               
REMARK 200  TEMPERATURE           (KELVIN) : 103; 103                           
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N; Y                               
REMARK 200  RADIATION SOURCE               : ROTATING ANODE; APS                
REMARK 200  BEAMLINE                       : NULL; 14-BM-C                      
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU; NULL                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M; NULL                            
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418; 0.9000                     
REMARK 200  MONOCHROMATOR                  : BENT GE(111) MONOCHROMATOR; NULL   
REMARK 200  OPTICS                         : OSMIC BLUE CONFOCAL MIRRORS;       
REMARK 200                                   NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE; CCD                   
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IIC; ADSC QUANTUM 4   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 28869                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.560                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 25.970                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.3                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.07700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 37.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.56                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.60                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 89.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.46600                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.300                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; NULL                        
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: PDB ENTRY 1L2E                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 41.95                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 30% (W/V) PEG 4000, 0.2M MAGNESIUM       
REMARK 280  CHLORIDE HEXAHYDRATE, 0.1M TRIS HYDROCHLORIDE, PH 8.5, VAPOR        
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 277.15K                        
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       19.60350            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       42.91900            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       30.90700            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       42.91900            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       19.60350            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       30.90700            
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 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     ALA A   244                                                      
REMARK 465     LYS A   245                                                      
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     LYS A  24    CG   CD   CE   NZ                                   
REMARK 470     ARG A 110    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLN A 239    CG   CD   OE1  NE2                                  
REMARK 470     GLN A 243    CG   CD   OE1  NE2                                  
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    CYS A 182   CA  -  CB  -  SG  ANGL. DEV. =   7.4 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    HIS A  27       53.11   -140.05                                   
REMARK 500    HIS A  48      149.91   -170.41                                   
REMARK 500    HIS A  71      -57.55   -135.64                                   
REMARK 500    SER A 195      133.40    -37.54                                   
REMARK 500    SER A 214      -63.04   -121.00                                   
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                              MG A 443  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A 341   O                                                      
REMARK 620 2 HOH A 357   O    96.2                                              
REMARK 620 3 HOH A 419   O    91.5  90.4                                        
REMARK 620 4 HOH A 424   O    94.8  94.6 171.5                                  
REMARK 620 5 HOH A 433   O    91.7 172.1  89.9  84.2                            
REMARK 620 6 HOH A 434   O   174.7  83.1  93.8  80.0  89.0                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 443                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BEN A 299                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1L2E   RELATED DB: PDB                                   
REMARK 900 HUMAN KALLIKREIN 6 (HK6) ACTIVE FORM WITH BENZAMIDINE INHIBITOR AT   
REMARK 900 1.75 A RESOLUTION                                                    
DBREF  1LO6 A   16   238  UNP    Q92876   KLK6_HUMAN      22    244             
SEQRES   1 A  223  LEU VAL HIS GLY GLY PRO CYS ASP LYS THR SER HIS PRO          
SEQRES   2 A  223  TYR GLN ALA ALA LEU TYR THR SER GLY HIS LEU LEU CYS          
SEQRES   3 A  223  GLY GLY VAL LEU ILE HIS PRO LEU TRP VAL LEU THR ALA          
SEQRES   4 A  223  ALA HIS CYS LYS LYS PRO ASN LEU GLN VAL PHE LEU GLY          
SEQRES   5 A  223  LYS HIS ASN LEU ARG GLN ARG GLU SER SER GLN GLU GLN          
SEQRES   6 A  223  SER SER VAL VAL ARG ALA VAL ILE HIS PRO ASP TYR ASP          
SEQRES   7 A  223  ALA ALA SER HIS ASP GLN ASP ILE MET LEU LEU ARG LEU          
SEQRES   8 A  223  ALA ARG PRO ALA LYS LEU SER GLU LEU ILE GLN PRO LEU          
SEQRES   9 A  223  PRO LEU GLU ARG ASP CYS SER ALA ASN THR THR SER CYS          
SEQRES  10 A  223  HIS ILE LEU GLY TRP GLY LYS THR ALA ASP GLY ASP PHE          
SEQRES  11 A  223  PRO ASP THR ILE GLN CYS ALA TYR ILE HIS LEU VAL SER          
SEQRES  12 A  223  ARG GLU GLU CYS GLU HIS ALA TYR PRO GLY GLN ILE THR          
SEQRES  13 A  223  GLN ASN MET LEU CYS ALA GLY ASP GLU LYS TYR GLY LYS          
SEQRES  14 A  223  ASP SER CYS GLN GLY ASP SER GLY GLY PRO LEU VAL CYS          
SEQRES  15 A  223  GLY ASP HIS LEU ARG GLY LEU VAL SER TRP GLY ASN ILE          
SEQRES  16 A  223  PRO CYS GLY SER LYS GLU LYS PRO GLY VAL TYR THR ASN          
SEQRES  17 A  223  VAL CYS ARG TYR THR ASN TRP ILE GLN LYS THR ILE GLN          
SEQRES  18 A  223  ALA LYS                                                      
HET     MG  A 443       1                                                       
HET    BEN  A 299       9                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     BEN BENZAMIDINE                                                      
FORMUL   2   MG    MG 2+                                                        
FORMUL   3  BEN    C7 H8 N2                                                     
FORMUL   4  HOH   *139(H2 O)                                                    
HELIX    1   1 ALA A   55  LYS A   59  5                                   5    
HELIX    2   2 SER A  164  TYR A  172  1                                   9    
HELIX    3   3 TYR A  234  GLN A  243  1                                  10    
SHEET    1   A 8 GLY A  20  PRO A  21  0                                        
SHEET    2   A 8 GLN A 156  VAL A 163 -1  N  CYS A 157   O  GLY A  20           
SHEET    3   A 8 SER A 135  GLY A 140 -1  N  CYS A 136   O  ILE A 160           
SHEET    4   A 8 PRO A 198  CYS A 201 -1  O  PRO A 198   N  LEU A 139           
SHEET    5   A 8 HIS A 208  TRP A 215 -1  O  HIS A 208   N  CYS A 201           
SHEET    6   A 8 GLY A 226  ASN A 230 -1  N  VAL A 227   O  TRP A 215           
SHEET    7   A 8 MET A 180  GLY A 184 -1  O  LEU A 181   N  TYR A 228           
SHEET    8   A 8 GLN A 156  VAL A 163 -1  N  HIS A 161   O  GLY A 184           
SHEET    1   B 7 GLN A  30  THR A  35  0                                        
SHEET    2   B 7 HIS A  39  HIS A  48 -1  N  HIS A  39   O  THR A  35           
SHEET    3   B 7 TRP A  51  THR A  54 -1  O  TRP A  51   N  ILE A  47           
SHEET    4   B 7 MET A 104  LEU A 108 -1  N  MET A 104   O  THR A  54           
SHEET    5   B 7 GLU A  81  ILE A  90 -1  N  VAL A  86   O  ARG A 107           
SHEET    6   B 7 GLN A  64  LEU A  67 -1  N  VAL A  65   O  SER A  83           
SHEET    7   B 7 GLN A  30  THR A  35 -1  O  ALA A  32   N  PHE A  66           
SSBOND   1 CYS A   22    CYS A  157                          1555   1555  2.03  
SSBOND   2 CYS A   42    CYS A   58                          1555   1555  2.03  
SSBOND   3 CYS A  128    CYS A  232                          1555   1555  2.04  
SSBOND   4 CYS A  136    CYS A  201                          1555   1555  2.03  
SSBOND   5 CYS A  168    CYS A  182                          1555   1555  2.02  
SSBOND   6 CYS A  191    CYS A  220                          1555   1555  2.04  
LINK         O   HOH A 341                MG    MG A 443     1555   1555  1.95  
LINK         O   HOH A 357                MG    MG A 443     1555   1555  2.35  
LINK         O   HOH A 419                MG    MG A 443     1555   1555  2.06  
LINK         O   HOH A 424                MG    MG A 443     1555   1555  1.97  
LINK         O   HOH A 433                MG    MG A 443     1555   1555  2.10  
LINK         O   HOH A 434                MG    MG A 443     1555   1555  2.20  
CISPEP   1 ILE A  218    PRO A  219          0         0.17                     
SITE     1 AC1  6 HOH A 341  HOH A 357  HOH A 419  HOH A 424                    
SITE     2 AC1  6 HOH A 433  HOH A 434                                          
SITE     1 AC2  6 ASP A 189  SER A 190  TRP A 215  GLY A 216                    
SITE     2 AC2  6 ASN A 217  GLY A 226                                          
CRYST1   39.207   61.814   85.838  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      0.025506  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016178  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011650        0.00000