PDB Short entry for 1V2N
HEADER    HYDROLASE                               17-OCT-03   1V2N              
TITLE     POTENT FACTOR XA INHIBITOR IN COMPLEX WITH BOVINE TRYPSIN VARIANT     
TITLE    2 X(99/175/190)BT                                                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TRYPSIN;                                                   
COMPND   3 CHAIN: T;                                                            
COMPND   4 SYNONYM: BETA-TRYPSIN;                                               
COMPND   5 EC: 3.4.21.4;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: CATTLE;                                             
SOURCE   4 ORGANISM_TAXID: 9913;                                                
SOURCE   5 TISSUE: PANCREAS;                                                    
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET3A                                     
KEYWDS    SERINE PROTEASE, HYDROLASE, SERINE PROTEINASE                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.RAUH,G.KLEBE,M.T.STUBBS                                             
REVDAT   4   27-DEC-23 1V2N    1       REMARK                                   
REVDAT   3   10-NOV-21 1V2N    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 1V2N    1       VERSN                                    
REVDAT   1   01-JUN-04 1V2N    0                                                
JRNL        AUTH   D.RAUH,G.KLEBE,M.T.STUBBS                                    
JRNL        TITL   UNDERSTANDING PROTEIN-LIGAND INTERACTIONS: THE PRICE OF      
JRNL        TITL 2 PROTEIN FLEXIBILITY                                          
JRNL        REF    J.MOL.BIOL.                   V. 335  1325 2004              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   14729347                                                     
JRNL        DOI    10.1016/J.JMB.2003.11.041                                    
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   D.RAUH,G.KLEBE,J.STURZEBECHER,M.T.STUBBS                     
REMARK   1  TITL   ZZ MADE EZ: INFLUENCE OF INHIBITOR CONFIGURATION ON ENZYME   
REMARK   1  TITL 2 SELECTIVITY.                                                 
REMARK   1  REF    J.MOL.BIOL.                   V. 330   761 2003              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1  DOI    10.1016/S0022-2836(03)00617-X                                
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   D.RAUH,S.REYDA,G.KLEBE,M.T.STUBBS                            
REMARK   1  TITL   TRYPSIN MUTANTS FOR STRUCTURE-BASED DRUG DESIGN: EXPRESSION, 
REMARK   1  TITL 2 REFOLDING AND CRYSTALLISATION.                               
REMARK   1  REF    BIOL.CHEM.                    V. 383  1309 2002              
REMARK   1  REFN                   ISSN 1431-6730                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   S.REYDA,C.SOHN,G.KLEBE,K.RALL,D.ULLMANN,H.D.JAKUBKE,         
REMARK   1  AUTH 2 M.T.STUBBS                                                   
REMARK   1  TITL   RECONSTRUCTING THE BINDING SITE OF FACTOR XA IN TRYPSIN      
REMARK   1  TITL 2 REVEALS LIGAND-INDUCED STRUCTURAL PLASTICITY.                
REMARK   1  REF    J.MOL.BIOL.                   V. 325   963 2003              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1  DOI    10.1016/S0022-2836(02)01337-2                                
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   M.T.STUBBS,S.REYDA,F.DULLWEBER,M.MOLLER,G.KLEBE,D.DORSCH,    
REMARK   1  AUTH 2 W.W.MEDERSKI,H.WURZIGER                                      
REMARK   1  TITL   PH-DEPENDENT BINDING MODES OBSERVED IN TRYPSIN CRYSTALS:     
REMARK   1  TITL 2 LESSONS FOR STRUCTURE-BASED DRUG DESIGN.                     
REMARK   1  REF    CHEMBIOCHEM                   V.   3   246 2002              
REMARK   1  REFN                   ISSN 1439-4227                               
REMARK   1  DOI    10.1002/1439-7633(20020301)3:2/3<246::AID-CBIC246>3.0.CO;2-# 
REMARK   1 REFERENCE 5                                                          
REMARK   1  AUTH   M.RENATUS,W.BODE,R.HUBER,J.STURZEBECHER,M.T.STUBBS           
REMARK   1  TITL   STRUCTURAL AND FUNCTIONAL ANALYSES OF BENZAMIDINE-BASED      
REMARK   1  TITL 2 INHIBITORS IN COMPLEX WITH TRYPSIN: IMPLICATIONS FOR THE     
REMARK   1  TITL 3 INHIBITION OF FACTOR XA, TPA, AND UROKINASE.                 
REMARK   1  REF    J.MED.CHEM.                   V.  41  5445 1998              
REMARK   1  REFN                   ISSN 0022-2623                               
REMARK   1  DOI    10.1021/JM981068G                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 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) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
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             : 18217                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.173                           
REMARK   3   FREE R VALUE                     : 0.196                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1778                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1632                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 29                                      
REMARK   3   SOLVENT ATOMS            : 125                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
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 1V2N COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 20-OCT-03.                  
REMARK 100 THE DEPOSITION ID IS D_1000006129.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 12-APR-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 287.0                              
REMARK 200  PH                             : 7                                  
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          : RIGAKU RU300                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NI FILTER                          
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR                       
REMARK 200  DATA SCALING SOFTWARE          : CRYSTALCLEAR                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 18842                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 100.000                            
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
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: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 36.76                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.96                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULPHATE, PH 7, VAPOR           
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 293K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+2/3                                           
REMARK 290       6555   -X,-X+Y,-Z+1/3                                          
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       37.09333            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       74.18667            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       74.18667            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       37.09333            
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: T                                     
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 IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH T   540     O    HOH T   589              0.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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 T   606     O    HOH T   618     4656     0.41            
REMARK 500   O    HOH T   571     O    HOH T   623     3664     0.58            
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 T  71      -74.05   -126.86                                   
REMARK 500    SER T 150      103.29   -161.51                                   
REMARK 500    SER T 214      -64.83   -106.01                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA T 480  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU T  70   OE1                                                    
REMARK 620 2 ASN T  72   O    86.2                                              
REMARK 620 3 VAL T  75   O   163.8  82.7                                        
REMARK 620 4 GLU T  80   OE2 107.4 158.4  86.8                                  
REMARK 620 5 HOH T 522   O    82.2 103.0  88.8  95.6                            
REMARK 620 6 HOH T 543   O    88.6  87.5 102.7  76.4 165.4                      
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 CA T 480                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BBA T 1                   
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1V2J   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSRI)BT.C1                           
REMARK 900 RELATED ID: 1V2K   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(TRIPLE.GLU)BT.D2                     
REMARK 900 RELATED ID: 1V2L   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(TRIPLE.GLU)BT.D1                     
REMARK 900 RELATED ID: 1V2M   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(TRIPLE.GLU)BT.A1                     
REMARK 900 RELATED ID: 1V2O   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSYI)BT.B4                           
REMARK 900 RELATED ID: 1V2P   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSYI)BT.A4                           
REMARK 900 RELATED ID: 1V2Q   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSWI)BT.B4                           
REMARK 900 RELATED ID: 1V2R   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSRI)BT.B4                           
REMARK 900 RELATED ID: 1V2S   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSFI.GLU)BT.D1                       
REMARK 900 RELATED ID: 1V2T   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSFI.GLU)BT.B4                       
REMARK 900 RELATED ID: 1V2U   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSAI)BT.D1                           
REMARK 900 RELATED ID: 1V2V   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSAI)BT.C1                           
REMARK 900 RELATED ID: 1V2W   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH VARIANT X(SSAI)BT.B4                           
DBREF  1V2N T   16   245  UNP    P00760   TRY1_BOVIN      21    243             
SEQADV 1V2N GLU T   97  UNP  P00760    ASN    99 ENGINEERED MUTATION            
SEQADV 1V2N TYR T   99  UNP  P00760    LEU   101 ENGINEERED MUTATION            
SEQADV 1V2N SER T  172  UNP  P00760    TYR   172 ENGINEERED MUTATION            
SEQADV 1V2N SER T  173  UNP  P00760    PRO   173 ENGINEERED MUTATION            
SEQADV 1V2N PHE T  174  UNP  P00760    GLY   174 ENGINEERED MUTATION            
SEQADV 1V2N ILE T  175  UNP  P00760    GLN   175 ENGINEERED MUTATION            
SEQADV 1V2N ALA T  190  UNP  P00760    SER   192 ENGINEERED MUTATION            
SEQRES   1 T  223  ILE VAL GLY GLY TYR THR CYS GLY ALA ASN THR VAL PRO          
SEQRES   2 T  223  TYR GLN VAL SER LEU ASN SER GLY TYR HIS PHE CYS GLY          
SEQRES   3 T  223  GLY SER LEU ILE ASN SER GLN TRP VAL VAL SER ALA ALA          
SEQRES   4 T  223  HIS CYS TYR LYS SER GLY ILE GLN VAL ARG LEU GLY GLU          
SEQRES   5 T  223  ASP ASN ILE ASN VAL VAL GLU GLY ASN GLU GLN PHE ILE          
SEQRES   6 T  223  SER ALA SER LYS SER ILE VAL HIS PRO SER TYR ASN SER          
SEQRES   7 T  223  GLU THR TYR ASN ASN ASP ILE MET LEU ILE LYS LEU LYS          
SEQRES   8 T  223  SER ALA ALA SER LEU ASN SER ARG VAL ALA SER ILE SER          
SEQRES   9 T  223  LEU PRO THR SER CYS ALA SER ALA GLY THR GLN CYS LEU          
SEQRES  10 T  223  ILE SER GLY TRP GLY ASN THR LYS SER SER GLY THR SER          
SEQRES  11 T  223  TYR PRO ASP VAL LEU LYS CYS LEU LYS ALA PRO ILE LEU          
SEQRES  12 T  223  SER ASP SER SER CYS LYS SER ALA SER SER PHE ILE ILE          
SEQRES  13 T  223  THR SER ASN MET PHE CYS ALA GLY TYR LEU GLU GLY GLY          
SEQRES  14 T  223  LYS ASP ALA CYS GLN GLY ASP SER GLY GLY PRO VAL VAL          
SEQRES  15 T  223  CYS SER GLY LYS LEU GLN GLY ILE VAL SER TRP GLY SER          
SEQRES  16 T  223  GLY CYS ALA GLN LYS ASN LYS PRO GLY VAL TYR THR LYS          
SEQRES  17 T  223  VAL CYS ASN TYR VAL SER TRP ILE LYS GLN THR ILE ALA          
SEQRES  18 T  223  SER ASN                                                      
HET     CA  T 480       1                                                       
HET    BBA  T   1      28                                                       
HETNAM      CA CALCIUM ION                                                      
HETNAM     BBA 2,7-BIS-(4-AMIDINOBENZYLIDENE)-CYCLOHEPTAN-1-ONE                 
HETSYN     BBA BIS-BENZAMIDINE                                                  
FORMUL   2   CA    CA 2+                                                        
FORMUL   3  BBA    C23 H28 N4 O                                                 
FORMUL   4  HOH   *125(H2 O)                                                    
HELIX    1   1 ALA T   55  TYR T   59  5                                   5    
HELIX    2   2 SER T  164  SER T  173  1                                  10    
HELIX    3   3 TYR T  234  SER T  244  1                                  11    
SHEET    1   A 8 TYR T  20  THR T  21  0                                        
SHEET    2   A 8 LYS T 156  LEU T 163 -1  O  CYS T 157   N  TYR T  20           
SHEET    3   A 8 MET T 180  ALA T 183 -1  O  CYS T 182   N  LEU T 163           
SHEET    4   A 8 GLY T 226  LYS T 230 -1  O  TYR T 228   N  PHE T 181           
SHEET    5   A 8 LYS T 204  TRP T 215 -1  N  TRP T 215   O  VAL T 227           
SHEET    6   A 8 PRO T 198  CYS T 201 -1  N  CYS T 201   O  LYS T 204           
SHEET    7   A 8 GLN T 135  GLY T 140 -1  N  LEU T 137   O  VAL T 200           
SHEET    8   A 8 LYS T 156  LEU T 163 -1  O  LEU T 158   N  ILE T 138           
SHEET    1   B 7 GLN T  30  ASN T  34  0                                        
SHEET    2   B 7 HIS T  40  ASN T  48 -1  O  CYS T  42   N  LEU T  33           
SHEET    3   B 7 TRP T  51  SER T  54 -1  O  VAL T  53   N  SER T  45           
SHEET    4   B 7 MET T 104  LEU T 108 -1  O  MET T 104   N  SER T  54           
SHEET    5   B 7 GLN T  81  VAL T  90 -1  N  ILE T  89   O  LEU T 105           
SHEET    6   B 7 GLN T  64  LEU T  67 -1  N  VAL T  65   O  ILE T  83           
SHEET    7   B 7 GLN T  30  ASN T  34 -1  N  ASN T  34   O  GLN T  64           
SSBOND   1 CYS T   22    CYS T  157                          1555   1555  2.03  
SSBOND   2 CYS T   42    CYS T   58                          1555   1555  2.03  
SSBOND   3 CYS T  128    CYS T  232                          1555   1555  2.03  
SSBOND   4 CYS T  136    CYS T  201                          1555   1555  2.03  
SSBOND   5 CYS T  168    CYS T  182                          1555   1555  2.03  
SSBOND   6 CYS T  191    CYS T  220                          1555   1555  2.03  
LINK         OE1 GLU T  70                CA    CA T 480     1555   1555  2.26  
LINK         O   ASN T  72                CA    CA T 480     1555   1555  2.39  
LINK         O   VAL T  75                CA    CA T 480     1555   1555  2.37  
LINK         OE2 GLU T  80                CA    CA T 480     1555   1555  2.38  
LINK        CA    CA T 480                 O   HOH T 522     1555   1555  2.57  
LINK        CA    CA T 480                 O   HOH T 543     1555   1555  2.61  
SITE     1 AC1  6 GLU T  70  ASN T  72  VAL T  75  GLU T  80                    
SITE     2 AC1  6 HOH T 522  HOH T 543                                          
SITE     1 AC2 13 THR T  98  TYR T  99  CYS T 128  ASP T 189                    
SITE     2 AC2 13 ALA T 190  GLN T 192  SER T 195  TRP T 215                    
SITE     3 AC2 13 GLY T 216  GLY T 219  CYS T 220  GLY T 226                    
SITE     4 AC2 13 HOH T 506                                                     
CRYST1   55.240   55.240  111.280  90.00  90.00 120.00 P 31 2 1      6          
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      0.018103  0.010452  0.000000        0.00000                         
SCALE2      0.000000  0.020903  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008986        0.00000