HEADER    HYDROLASE                               05-MAR-24   9AWS              
TITLE     CRYSTAL STRUCTURE OF TRYPSIN AT 275 KELVIN WITH BENZAMIDINE           
TITLE    2 (TRIPLICATE)                                                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CATIONIC TRYPSIN;                                          
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: BETA-TRYPSIN;                                               
COMPND   5 EC: 3.4.21.4;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: CATTLE;                                             
SOURCE   4 ORGANISM_TAXID: 9913;                                                
SOURCE   5 EXPRESSION_SYSTEM: BOS TAURUS;                                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 9913                                        
KEYWDS    INHIBITOR, BENZAMIDINE, COMPLEX, X-RAY., HYDROLASE                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.M.T.R.LIMA,F.DE SA RIBEIRO                                          
REVDAT   1   12-MAR-25 9AWS    0                                                
JRNL        AUTH   L.M.T.R.LIMA,F.DE SA RIBEIRO                                 
JRNL        TITL   CRYSTAL STRUCTURE OF TRYPSIN AT 275 KELVIN WITH BENZAMIDINE  
JRNL        TITL 2 (TRIPLICATE)                                                 
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0425                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 24.20                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 34873                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : FREE R-VALUE                    
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.252                           
REMARK   3   FREE R VALUE                     : 0.285                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.660                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1625                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.54                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2207                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 90.03                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.5570                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 122                          
REMARK   3   BIN FREE R VALUE                    : 0.5420                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1629                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 10                                      
REMARK   3   SOLVENT ATOMS            : 160                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 16.18                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.13600                                              
REMARK   3    B22 (A**2) : 0.68100                                              
REMARK   3    B33 (A**2) : -0.81700                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.102         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.102         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.097         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.013         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.941                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.928                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1669 ; 0.008 ; 0.012       
REMARK   3   BOND LENGTHS OTHERS               (A):  1540 ; 0.001 ; 0.016       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2263 ; 1.604 ; 1.758       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  3563 ; 0.560 ; 1.726       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   222 ; 7.132 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):     3 ; 9.199 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   269 ;12.736 ;10.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   254 ; 0.075 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1978 ; 0.009 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   366 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   277 ; 0.207 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):    20 ; 0.252 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):   832 ; 0.172 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   100 ; 0.342 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):     5 ; 0.152 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):   891 ; 1.585 ; 1.569       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   891 ; 1.583 ; 1.568       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1112 ; 2.424 ; 2.818       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  1113 ; 2.423 ; 2.818       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   778 ; 2.541 ; 1.778       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):   779 ; 2.540 ; 1.777       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1151 ; 3.909 ; 3.135       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  1151 ; 3.909 ; 3.135       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK BULK SOLVENT                                    
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THEIR        
REMARK   3  RIDING POSITIONS                                                    
REMARK   4                                                                      
REMARK   4 9AWS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-MAR-24.                  
REMARK 100 THE DEPOSITION ID IS D_1000282213.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 08-NOV-23                          
REMARK 200  TEMPERATURE           (KELVIN) : 275                                
REMARK 200  PH                             : 9.4                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : BRUKER X8 PROTEUM                  
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54184                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : BRUKER PHOTON II                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : PROTEUM PLUS                       
REMARK 200  DATA SCALING SOFTWARE          : PROTEUM PLUS                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 34873                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.497                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 24.195                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.2                               
REMARK 200  DATA REDUNDANCY                : 10.00                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 4.7800                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 24.18                    
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 47.23                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M POTASSIUM PHOSPHATE DIBASIC, 20%   
REMARK 280  W/V POLYETHYLENE GLYCOL 3,350., PH 9.4, VAPOR DIFFUSION, SITTING    
REMARK 280  DROP, TEMPERATURE 298K                                              
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       27.26600            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       33.90150            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       29.41000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       33.90150            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       27.26600            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       29.41000            
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 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   406     O    HOH A   425     4445     2.19            
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    ASP A  53      -77.14   -118.48                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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 560        DISTANCE =  6.35 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                              CA A 301  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A  52   OE1                                                    
REMARK 620 2 ASN A  54   O    89.9                                              
REMARK 620 3 VAL A  57   O   166.4  82.6                                        
REMARK 620 4 GLU A  62   OE2 102.4 157.4  88.5                                  
REMARK 620 5 HOH A 402   O    86.4  88.3 104.6  73.9                            
REMARK 620 6 HOH A 492   O    83.3 101.4  87.1  98.8 165.8                      
REMARK 620 N                    1     2     3     4     5                       
DBREF  9AWS A    1   223  UNP    P00760   TRY1_BOVIN      24    246             
SEQRES   1 A  223  ILE VAL GLY GLY TYR THR CYS GLY ALA ASN THR VAL PRO          
SEQRES   2 A  223  TYR GLN VAL SER LEU ASN SER GLY TYR HIS PHE CYS GLY          
SEQRES   3 A  223  GLY SER LEU ILE ASN SER GLN TRP VAL VAL SER ALA ALA          
SEQRES   4 A  223  HIS CYS TYR LYS SER GLY ILE GLN VAL ARG LEU GLY GLU          
SEQRES   5 A  223  ASP ASN ILE ASN VAL VAL GLU GLY ASN GLU GLN PHE ILE          
SEQRES   6 A  223  SER ALA SER LYS SER ILE VAL HIS PRO SER TYR ASN SER          
SEQRES   7 A  223  ASN THR LEU ASN ASN ASP ILE MET LEU ILE LYS LEU LYS          
SEQRES   8 A  223  SER ALA ALA SER LEU ASN SER ARG VAL ALA SER ILE SER          
SEQRES   9 A  223  LEU PRO THR SER CYS ALA SER ALA GLY THR GLN CYS LEU          
SEQRES  10 A  223  ILE SER GLY TRP GLY ASN THR LYS SER SER GLY THR SER          
SEQRES  11 A  223  TYR PRO ASP VAL LEU LYS CYS LEU LYS ALA PRO ILE LEU          
SEQRES  12 A  223  SER ASP SER SER CYS LYS SER ALA TYR PRO GLY GLN ILE          
SEQRES  13 A  223  THR SER ASN MET PHE CYS ALA GLY TYR LEU GLU GLY GLY          
SEQRES  14 A  223  LYS ASP SER CYS GLN GLY ASP SER GLY GLY PRO VAL VAL          
SEQRES  15 A  223  CYS SER GLY LYS LEU GLN GLY ILE VAL SER TRP GLY SER          
SEQRES  16 A  223  GLY CYS ALA GLN LYS ASN LYS PRO GLY VAL TYR THR LYS          
SEQRES  17 A  223  VAL CYS ASN TYR VAL SER TRP ILE LYS GLN THR ILE ALA          
SEQRES  18 A  223  SER ASN                                                      
HET     CA  A 301       1                                                       
HET    BEN  A 302       9                                                       
HETNAM      CA CALCIUM ION                                                      
HETNAM     BEN BENZAMIDINE                                                      
FORMUL   2   CA    CA 2+                                                        
FORMUL   3  BEN    C7 H8 N2                                                     
FORMUL   4  HOH   *160(H2 O)                                                    
HELIX    1 AA1 ALA A   38  TYR A   42  5                                   5    
HELIX    2 AA2 SER A  144  TYR A  152  1                                   9    
HELIX    3 AA3 TYR A  212  ASN A  223  1                                  12    
SHEET    1 AA1 7 TYR A   5  THR A   6  0                                        
SHEET    2 AA1 7 LYS A 136  PRO A 141 -1  O  CYS A 137   N  TYR A   5           
SHEET    3 AA1 7 GLN A 115  GLY A 120 -1  N  ILE A 118   O  LEU A 138           
SHEET    4 AA1 7 PRO A 180  CYS A 183 -1  O  VAL A 182   N  LEU A 117           
SHEET    5 AA1 7 LYS A 186  TRP A 193 -1  O  LYS A 186   N  CYS A 183           
SHEET    6 AA1 7 GLY A 204  LYS A 208 -1  O  VAL A 205   N  TRP A 193           
SHEET    7 AA1 7 MET A 160  ALA A 163 -1  N  PHE A 161   O  TYR A 206           
SHEET    1 AA2 7 GLN A  15  ASN A  19  0                                        
SHEET    2 AA2 7 HIS A  23  ASN A  31 -1  O  CYS A  25   N  LEU A  18           
SHEET    3 AA2 7 TRP A  34  SER A  37 -1  O  VAL A  36   N  SER A  28           
SHEET    4 AA2 7 MET A  86  LEU A  90 -1  O  ILE A  88   N  VAL A  35           
SHEET    5 AA2 7 GLN A  63  VAL A  72 -1  N  SER A  68   O  LYS A  89           
SHEET    6 AA2 7 GLN A  47  LEU A  50 -1  N  LEU A  50   O  GLN A  63           
SHEET    7 AA2 7 GLN A  15  ASN A  19 -1  N  ASN A  19   O  GLN A  47           
SSBOND   1 CYS A    7    CYS A  137                          1555   1555  1.99  
SSBOND   2 CYS A   25    CYS A   41                          1555   1555  2.07  
SSBOND   3 CYS A  109    CYS A  210                          1555   1555  2.10  
SSBOND   4 CYS A  116    CYS A  183                          1555   1555  1.98  
SSBOND   5 CYS A  148    CYS A  162                          1555   1555  1.96  
SSBOND   6 CYS A  173    CYS A  197                          1555   1555  2.00  
LINK         OE1 GLU A  52                CA    CA A 301     1555   1555  2.23  
LINK         O   ASN A  54                CA    CA A 301     1555   1555  2.21  
LINK         O   VAL A  57                CA    CA A 301     1555   1555  2.25  
LINK         OE2 GLU A  62                CA    CA A 301     1555   1555  2.46  
LINK        CA    CA A 301                 O   HOH A 402     1555   1555  2.40  
LINK        CA    CA A 301                 O   HOH A 492     1555   1555  2.34  
CRYST1   54.532   58.820   67.803  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      0.018338  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.017001  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014749        0.00000