HEADER    HYDROLASE                               08-SEP-05   2D2D              
TITLE     CRYSTAL STRUCTURE OF SARS-COV MPRO IN COMPLEX WITH AN INHIBITOR I2    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 3C-LIKE PROTEINASE;                                        
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 3.4.24.-;                                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SARS CORONAVIRUS;                               
SOURCE   3 ORGANISM_TAXID: 227859;                                              
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PGEX-6P-1                                 
KEYWDS    ANTI-PARALLEL B-BARREL, ANTI-PARALLEL A-HELICES, HYDROLASE            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.YANG,M.BARTLAM,X.XUE,K.YANG,W.LIANG,Y.DING,Z.RAO                    
REVDAT   4   20-NOV-24 2D2D    1       REMARK SEQADV LINK                       
REVDAT   3   24-FEB-09 2D2D    1       VERSN                                    
REVDAT   2   04-OCT-05 2D2D    1       JRNL                                     
REVDAT   1   20-SEP-05 2D2D    0                                                
SPRSDE     20-SEP-05 2D2D      1WNQ                                             
JRNL        AUTH   H.YANG,W.XIE,X.XUE,K.YANG,J.MA,W.LIANG,Q.ZHAO,Z.ZHOU,D.PEI,  
JRNL        AUTH 2 J.ZIEBUHR,R.HILGENFELD,K.Y.YUEN,L.WONG,G.GAO,S.CHEN,Z.CHEN,  
JRNL        AUTH 3 D.MA,M.BARTLAM,Z.RAO                                         
JRNL        TITL   DESIGN OF WIDE-SPECTRUM INHIBITORS TARGETING CORONAVIRUS     
JRNL        TITL 2 MAIN PROTEASES.                                              
JRNL        REF    PLOS BIOL.                    V.   3   324 2005              
JRNL        REFN                   ISSN 1544-9173                               
JRNL        PMID   16128623                                                     
JRNL        DOI    10.1371/JOURNAL.PBIO.0030324                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.70 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) : 2.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 30.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
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             : 15970                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.209                           
REMARK   3   FREE R VALUE                     : 0.282                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 785                             
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            : 4669                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 80                                      
REMARK   3   SOLVENT ATOMS            : 136                                     
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) : 0.010                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.520                           
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 2D2D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 09-SEP-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000024901.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 02-DEC-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.0                                
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 RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : OSMIC MIRROR                       
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 16799                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
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) : 2.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.80                     
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: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.40                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 6000, MES, DMSO, PH 6.0, VAPOR       
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 291K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,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        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       47.36850            
REMARK 290   SMTRY3   2  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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4630 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 23970 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -6.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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     GLY A    -4                                                      
REMARK 465     PRO A    -3                                                      
REMARK 465     LEU A    -2                                                      
REMARK 465     GLY A    -1                                                      
REMARK 465     SER A     0                                                      
REMARK 465     SER A     1                                                      
REMARK 465     GLY A     2                                                      
REMARK 465     THR A   304                                                      
REMARK 465     PHE A   305                                                      
REMARK 465     GLN A   306                                                      
REMARK 465     GLY B    -4                                                      
REMARK 465     PRO B    -3                                                      
REMARK 465     LEU B    -2                                                      
REMARK 465     GLY B    -1                                                      
REMARK 465     SER B     0                                                      
REMARK 465     VAL B   303                                                      
REMARK 465     THR B   304                                                      
REMARK 465     PHE B   305                                                      
REMARK 465     GLN B   306                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    CYS A 145   N     CYS A 145   CA     -0.266                       
REMARK 500    CYS A 145   C     CYS A 145   O      -0.128                       
REMARK 500    CYS B 145   C     CYS B 145   O       0.208                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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 145   CB  -  CA  -  C   ANGL. DEV. = -14.1 DEGREES          
REMARK 500    CYS A 145   N   -  CA  -  CB  ANGL. DEV. =  14.5 DEGREES          
REMARK 500    CYS A 145   CA  -  C   -  O   ANGL. DEV. =  14.2 DEGREES          
REMARK 500    CYS B 145   C   -  N   -  CA  ANGL. DEV. = -19.8 DEGREES          
REMARK 500    CYS B 145   CB  -  CA  -  C   ANGL. DEV. = -14.8 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    ASP A  33     -142.41     51.72                                   
REMARK 500    ILE A  43       39.03    -91.90                                   
REMARK 500    CYS A  44     -167.55   -127.99                                   
REMARK 500    THR A  45      156.89    169.82                                   
REMARK 500    ALA A  46      -42.14    -18.15                                   
REMARK 500    ASP A  48       76.14   -103.15                                   
REMARK 500    MET A  49      -46.05   -134.51                                   
REMARK 500    ASN A  51       74.17   -176.50                                   
REMARK 500    ASN A  84     -110.84     62.38                                   
REMARK 500    ASP A  92        3.83    -68.31                                   
REMARK 500    ARG A 131      150.26    -46.69                                   
REMARK 500    HIS A 134       18.43     81.21                                   
REMARK 500    TYR A 154     -100.96     67.48                                   
REMARK 500    HIS A 164      -68.79   -128.67                                   
REMARK 500    PHE A 185      157.27    -45.37                                   
REMARK 500    ASP A 187       57.58    -97.44                                   
REMARK 500    THR A 190     -119.97    -73.62                                   
REMARK 500    ALA A 191       33.81   -162.98                                   
REMARK 500    LEU A 227      -34.67    -39.88                                   
REMARK 500    ASN A 277       71.23     30.12                                   
REMARK 500    SER A 301       58.86    -97.83                                   
REMARK 500    ASP B  33     -124.10     58.63                                   
REMARK 500    HIS B  41       12.64    -68.99                                   
REMARK 500    ALA B  46      -81.97    -48.18                                   
REMARK 500    ASN B  51       71.57   -157.33                                   
REMARK 500    LEU B  67       74.06   -103.74                                   
REMARK 500    ASN B  84     -131.84     61.04                                   
REMARK 500    ASN B  95      101.44    -55.00                                   
REMARK 500    ARG B 131      158.37    -44.59                                   
REMARK 500    HIS B 134       -2.57     79.28                                   
REMARK 500    TYR B 154      -78.96     77.34                                   
REMARK 500    HIS B 164      -59.90   -152.40                                   
REMARK 500    LEU B 177       21.29    -66.70                                   
REMARK 500    PRO B 184       49.01    -90.12                                   
REMARK 500    ASP B 187       38.51    -70.61                                   
REMARK 500    ALA B 191      124.71    -36.07                                   
REMARK 500    THR B 196      115.31    -39.83                                   
REMARK 500    ARG B 217      -12.42   -140.14                                   
REMARK 500    ALA B 255      -76.46    -47.85                                   
REMARK 500    THR B 257      -19.47     84.28                                   
REMARK 500    SER B 284      159.03    -48.81                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    CYS B 145         16.60                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ENB A 307                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ENB B 1145                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1UJ1   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1WOF   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN COMPLEXED WITH AN INHIBITOR N1                      
DBREF  2D2D A    1   306  UNP    P59641   R1AB_CVHSA    3241   3546             
DBREF  2D2D B    1   306  UNP    P59641   R1AB_CVHSA    3241   3546             
SEQADV 2D2D GLY A   -4  UNP  P59641              CLONING ARTIFACT               
SEQADV 2D2D PRO A   -3  UNP  P59641              CLONING ARTIFACT               
SEQADV 2D2D LEU A   -2  UNP  P59641              CLONING ARTIFACT               
SEQADV 2D2D GLY A   -1  UNP  P59641              CLONING ARTIFACT               
SEQADV 2D2D SER A    0  UNP  P59641              CLONING ARTIFACT               
SEQADV 2D2D GLY B   -4  UNP  P59641              CLONING ARTIFACT               
SEQADV 2D2D PRO B   -3  UNP  P59641              CLONING ARTIFACT               
SEQADV 2D2D LEU B   -2  UNP  P59641              CLONING ARTIFACT               
SEQADV 2D2D GLY B   -1  UNP  P59641              CLONING ARTIFACT               
SEQADV 2D2D SER B    0  UNP  P59641              CLONING ARTIFACT               
SEQRES   1 A  311  GLY PRO LEU GLY SER SER GLY PHE ARG LYS MET ALA PHE          
SEQRES   2 A  311  PRO SER GLY LYS VAL GLU GLY CYS MET VAL GLN VAL THR          
SEQRES   3 A  311  CYS GLY THR THR THR LEU ASN GLY LEU TRP LEU ASP ASP          
SEQRES   4 A  311  THR VAL TYR CYS PRO ARG HIS VAL ILE CYS THR ALA GLU          
SEQRES   5 A  311  ASP MET LEU ASN PRO ASN TYR GLU ASP LEU LEU ILE ARG          
SEQRES   6 A  311  LYS SER ASN HIS SER PHE LEU VAL GLN ALA GLY ASN VAL          
SEQRES   7 A  311  GLN LEU ARG VAL ILE GLY HIS SER MET GLN ASN CYS LEU          
SEQRES   8 A  311  LEU ARG LEU LYS VAL ASP THR SER ASN PRO LYS THR PRO          
SEQRES   9 A  311  LYS TYR LYS PHE VAL ARG ILE GLN PRO GLY GLN THR PHE          
SEQRES  10 A  311  SER VAL LEU ALA CYS TYR ASN GLY SER PRO SER GLY VAL          
SEQRES  11 A  311  TYR GLN CYS ALA MET ARG PRO ASN HIS THR ILE LYS GLY          
SEQRES  12 A  311  SER PHE LEU ASN GLY SER CYS GLY SER VAL GLY PHE ASN          
SEQRES  13 A  311  ILE ASP TYR ASP CYS VAL SER PHE CYS TYR MET HIS HIS          
SEQRES  14 A  311  MET GLU LEU PRO THR GLY VAL HIS ALA GLY THR ASP LEU          
SEQRES  15 A  311  GLU GLY LYS PHE TYR GLY PRO PHE VAL ASP ARG GLN THR          
SEQRES  16 A  311  ALA GLN ALA ALA GLY THR ASP THR THR ILE THR LEU ASN          
SEQRES  17 A  311  VAL LEU ALA TRP LEU TYR ALA ALA VAL ILE ASN GLY ASP          
SEQRES  18 A  311  ARG TRP PHE LEU ASN ARG PHE THR THR THR LEU ASN ASP          
SEQRES  19 A  311  PHE ASN LEU VAL ALA MET LYS TYR ASN TYR GLU PRO LEU          
SEQRES  20 A  311  THR GLN ASP HIS VAL ASP ILE LEU GLY PRO LEU SER ALA          
SEQRES  21 A  311  GLN THR GLY ILE ALA VAL LEU ASP MET CYS ALA ALA LEU          
SEQRES  22 A  311  LYS GLU LEU LEU GLN ASN GLY MET ASN GLY ARG THR ILE          
SEQRES  23 A  311  LEU GLY SER THR ILE LEU GLU ASP GLU PHE THR PRO PHE          
SEQRES  24 A  311  ASP VAL VAL ARG GLN CYS SER GLY VAL THR PHE GLN              
SEQRES   1 B  311  GLY PRO LEU GLY SER SER GLY PHE ARG LYS MET ALA PHE          
SEQRES   2 B  311  PRO SER GLY LYS VAL GLU GLY CYS MET VAL GLN VAL THR          
SEQRES   3 B  311  CYS GLY THR THR THR LEU ASN GLY LEU TRP LEU ASP ASP          
SEQRES   4 B  311  THR VAL TYR CYS PRO ARG HIS VAL ILE CYS THR ALA GLU          
SEQRES   5 B  311  ASP MET LEU ASN PRO ASN TYR GLU ASP LEU LEU ILE ARG          
SEQRES   6 B  311  LYS SER ASN HIS SER PHE LEU VAL GLN ALA GLY ASN VAL          
SEQRES   7 B  311  GLN LEU ARG VAL ILE GLY HIS SER MET GLN ASN CYS LEU          
SEQRES   8 B  311  LEU ARG LEU LYS VAL ASP THR SER ASN PRO LYS THR PRO          
SEQRES   9 B  311  LYS TYR LYS PHE VAL ARG ILE GLN PRO GLY GLN THR PHE          
SEQRES  10 B  311  SER VAL LEU ALA CYS TYR ASN GLY SER PRO SER GLY VAL          
SEQRES  11 B  311  TYR GLN CYS ALA MET ARG PRO ASN HIS THR ILE LYS GLY          
SEQRES  12 B  311  SER PHE LEU ASN GLY SER CYS GLY SER VAL GLY PHE ASN          
SEQRES  13 B  311  ILE ASP TYR ASP CYS VAL SER PHE CYS TYR MET HIS HIS          
SEQRES  14 B  311  MET GLU LEU PRO THR GLY VAL HIS ALA GLY THR ASP LEU          
SEQRES  15 B  311  GLU GLY LYS PHE TYR GLY PRO PHE VAL ASP ARG GLN THR          
SEQRES  16 B  311  ALA GLN ALA ALA GLY THR ASP THR THR ILE THR LEU ASN          
SEQRES  17 B  311  VAL LEU ALA TRP LEU TYR ALA ALA VAL ILE ASN GLY ASP          
SEQRES  18 B  311  ARG TRP PHE LEU ASN ARG PHE THR THR THR LEU ASN ASP          
SEQRES  19 B  311  PHE ASN LEU VAL ALA MET LYS TYR ASN TYR GLU PRO LEU          
SEQRES  20 B  311  THR GLN ASP HIS VAL ASP ILE LEU GLY PRO LEU SER ALA          
SEQRES  21 B  311  GLN THR GLY ILE ALA VAL LEU ASP MET CYS ALA ALA LEU          
SEQRES  22 B  311  LYS GLU LEU LEU GLN ASN GLY MET ASN GLY ARG THR ILE          
SEQRES  23 B  311  LEU GLY SER THR ILE LEU GLU ASP GLU PHE THR PRO PHE          
SEQRES  24 B  311  ASP VAL VAL ARG GLN CYS SER GLY VAL THR PHE GLN              
HET    ENB  A 307      40                                                       
HET    ENB  B1145      40                                                       
HETNAM     ENB ETHYL (2E,4S)-4-[((2R)-2-{[N-(TERT-BUTOXYCARBONYL)-L-            
HETNAM   2 ENB  VALYL]AMINO}-2-PHENYLETHANOYL)AMINO]-5-[(3S)-2-                 
HETNAM   3 ENB  OXOPYRROLIDIN-3-YL]PENT-2-ENOATE                                
HETSYN     ENB (E)-(S)-4-[(S)-2-((S)-2-TERT-BUTOXYCARBONYLAMINO-3-              
HETSYN   2 ENB  METHYL-BUTYRYLAMINO)-2-PHENYL-ACETYLAMINO]-5-(2-OXO-            
HETSYN   3 ENB  PYRROLIDIN-3-YL)-PENT-2-ENOIC ACID ETHYL ESTER                  
FORMUL   3  ENB    2(C29 H42 N4 O7)                                             
FORMUL   5  HOH   *136(H2 O)                                                    
HELIX    1   1 SER A   10  GLY A   15  1                                   6    
HELIX    2   2 HIS A   41  CYS A   44  5                                   4    
HELIX    3   3 ASN A   53  ARG A   60  1                                   8    
HELIX    4   4 SER A   62  HIS A   64  5                                   3    
HELIX    5   5 ILE A  200  GLY A  215  1                                  16    
HELIX    6   6 THR A  226  TYR A  237  1                                  12    
HELIX    7   7 THR A  243  GLY A  258  1                                  16    
HELIX    8   8 ALA A  260  ASN A  274  1                                  15    
HELIX    9   9 THR A  292  SER A  301  1                                  10    
HELIX   10  10 SER B   10  GLY B   15  1                                   6    
HELIX   11  11 HIS B   41  ILE B   43  5                                   3    
HELIX   12  12 ALA B   46  LEU B   50  5                                   5    
HELIX   13  13 ASN B   53  ARG B   60  1                                   8    
HELIX   14  14 SER B   62  HIS B   64  5                                   3    
HELIX   15  15 ILE B  200  ASN B  214  1                                  15    
HELIX   16  16 THR B  226  MET B  235  1                                  10    
HELIX   17  17 LYS B  236  ASN B  238  5                                   3    
HELIX   18  18 THR B  243  LEU B  250  1                                   8    
HELIX   19  19 LEU B  250  GLN B  256  1                                   7    
HELIX   20  20 THR B  257  ILE B  259  5                                   3    
HELIX   21  21 ALA B  260  GLY B  275  1                                  16    
HELIX   22  22 THR B  292  SER B  301  1                                  10    
SHEET    1   A 7 VAL A  73  LEU A  75  0                                        
SHEET    2   A 7 PHE A  66  ALA A  70 -1  N  VAL A  68   O  LEU A  75           
SHEET    3   A 7 MET A  17  CYS A  22 -1  N  GLN A  19   O  GLN A  69           
SHEET    4   A 7 THR A  25  LEU A  32 -1  O  LEU A  27   N  VAL A  20           
SHEET    5   A 7 THR A  35  PRO A  39 -1  O  TYR A  37   N  LEU A  30           
SHEET    6   A 7 LEU A  86  LYS A  90 -1  O  LEU A  87   N  CYS A  38           
SHEET    7   A 7 SER A  81  GLN A  83 -1  N  SER A  81   O  ARG A  88           
SHEET    1   B 5 TYR A 101  PHE A 103  0                                        
SHEET    2   B 5 CYS A 156  MET A 165  1  O  VAL A 157   N  LYS A 102           
SHEET    3   B 5 VAL A 148  ASP A 153 -1  N  ASN A 151   O  SER A 158           
SHEET    4   B 5 THR A 111  TYR A 118 -1  N  SER A 113   O  PHE A 150           
SHEET    5   B 5 SER A 121  ALA A 129 -1  O  SER A 123   N  ALA A 116           
SHEET    1   C 3 TYR A 101  PHE A 103  0                                        
SHEET    2   C 3 CYS A 156  MET A 165  1  O  VAL A 157   N  LYS A 102           
SHEET    3   C 3 ALA A 173  THR A 175 -1  O  THR A 175   N  MET A 162           
SHEET    1   D 6 VAL B  73  GLN B  74  0                                        
SHEET    2   D 6 PHE B  66  ALA B  70 -1  N  ALA B  70   O  VAL B  73           
SHEET    3   D 6 MET B  17  CYS B  22 -1  N  THR B  21   O  LEU B  67           
SHEET    4   D 6 THR B  25  PRO B  39 -1  O  THR B  25   N  CYS B  22           
SHEET    5   D 6 LEU B  86  ASN B  95 -1  O  LEU B  89   N  VAL B  36           
SHEET    6   D 6 VAL B  77  GLY B  79 -1  N  GLY B  79   O  LYS B  90           
SHEET    1   E 6 VAL B  73  GLN B  74  0                                        
SHEET    2   E 6 PHE B  66  ALA B  70 -1  N  ALA B  70   O  VAL B  73           
SHEET    3   E 6 MET B  17  CYS B  22 -1  N  THR B  21   O  LEU B  67           
SHEET    4   E 6 THR B  25  PRO B  39 -1  O  THR B  25   N  CYS B  22           
SHEET    5   E 6 LEU B  86  ASN B  95 -1  O  LEU B  89   N  VAL B  36           
SHEET    6   E 6 MET B  82  GLN B  83 -1  N  GLN B  83   O  LEU B  86           
SHEET    1   F 5 LYS B 100  PHE B 103  0                                        
SHEET    2   F 5 CYS B 156  GLU B 166  1  O  VAL B 157   N  LYS B 100           
SHEET    3   F 5 VAL B 148  ASP B 153 -1  N  GLY B 149   O  TYR B 161           
SHEET    4   F 5 THR B 111  TYR B 118 -1  N  SER B 113   O  PHE B 150           
SHEET    5   F 5 SER B 121  ALA B 129 -1  O  SER B 123   N  ALA B 116           
SHEET    1   G 3 LYS B 100  PHE B 103  0                                        
SHEET    2   G 3 CYS B 156  GLU B 166  1  O  VAL B 157   N  LYS B 100           
SHEET    3   G 3 HIS B 172  THR B 175 -1  O  ALA B 173   N  MET B 165           
LINK         SG  CYS A 145                 C2  ENB A 307     1555   1555  1.84  
LINK         SG  CYS B 145                 C2  ENB B1145     1555   1555  1.84  
SITE     1 AC1 19 THR A  26  LEU A  27  HIS A  41  MET A  49                    
SITE     2 AC1 19 PHE A 140  LEU A 141  ASN A 142  CYS A 145                    
SITE     3 AC1 19 HIS A 163  HIS A 164  MET A 165  GLU A 166                    
SITE     4 AC1 19 PRO A 168  HIS A 172  GLN A 189  THR A 190                    
SITE     5 AC1 19 ALA A 191  GLN A 192  HOH A 338                               
SITE     1 AC2 22 THR B  26  LEU B  27  HIS B  41  MET B  49                    
SITE     2 AC2 22 PHE B 140  LEU B 141  ASN B 142  GLY B 143                    
SITE     3 AC2 22 SER B 144  CYS B 145  HIS B 163  HIS B 164                    
SITE     4 AC2 22 MET B 165  GLU B 166  PRO B 168  HIS B 172                    
SITE     5 AC2 22 GLN B 189  THR B 190  ALA B 191  GLN B 192                    
SITE     6 AC2 22 HOH B1167  HOH B1206                                          
CRYST1   50.703   94.737   66.204  90.00 103.04  90.00 P 1 21 1      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      0.019723 -0.000001  0.004567        0.00000                         
SCALE2      0.000000  0.010556  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015505        0.00000