HEADER    VIRAL PROTEIN/INHIBITOR                 14-JAN-22   7TJ0              
TITLE     CRYSTAL STRUCTURE OF SARS-COV-2 3CL IN COMPLEX WITH INHIBITOR SL-4-241
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 3C-LIKE PROTEINASE NSP5;                                   
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: 3CL-PRO,3CLP,MAIN PROTEASE,MPRO,NON-STRUCTURAL PROTEIN 5,   
COMPND   5 NSP5,SARS CORONAVIRUS MAIN PROTEINASE;                               
COMPND   6 EC: 3.4.22.69;                                                       
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS   
SOURCE   3 2;                                                                   
SOURCE   4 ORGANISM_COMMON: 2019-NCOV, SARS-COV-2;                              
SOURCE   5 ORGANISM_TAXID: 2697049;                                             
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    VIRAL PROTEIN, VIRAL PROTEIN-INHIBITOR COMPLEX                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    F.FOROUHAR,H.LIU,S.IKETANI,A.ZACK,N.KHANIZEMAN,E.BEDNAROVA,B.FOWLER,  
AUTHOR   2 S.J.HONG,H.MOHRI,M.S.NAIR,Y.HUANG,N.E.S.TAY,S.LEE,C.KARAN,           
AUTHOR   3 S.J.RESNICK,C.QUINN,W.LI,H.SHION,C.JURTSCHENKO,M.A.LAUBER,           
AUTHOR   4 T.MCDONALD,M.STOKES,B.HURST,T.ROVIS,A.CHAVEZ,D.D.HO,B.R.STOCKWELL    
REVDAT   3   23-OCT-24 7TJ0    1       REMARK                                   
REVDAT   2   18-OCT-23 7TJ0    1       REMARK                                   
REVDAT   1   04-MAY-22 7TJ0    0                                                
JRNL        AUTH   H.LIU,S.IKETANI,A.ZASK,N.KHANIZEMAN,E.BEDNAROVA,F.FOROUHAR,  
JRNL        AUTH 2 B.FOWLER,S.J.HONG,H.MOHRI,M.S.NAIR,Y.HUANG,N.E.S.TAY,S.LEE,  
JRNL        AUTH 3 C.KARAN,S.J.RESNICK,C.QUINN,W.LI,H.SHION,X.XIA,J.D.DANIELS,  
JRNL        AUTH 4 M.BARTOLO-CRUZ,M.FARINA,P.RAJBHANDARI,C.JURTSCHENKO,         
JRNL        AUTH 5 M.A.LAUBER,T.MCDONALD,M.E.STOKES,B.L.HURST,T.ROVIS,A.CHAVEZ, 
JRNL        AUTH 6 D.D.HO,B.R.STOCKWELL                                         
JRNL        TITL   DEVELOPMENT OF OPTIMIZED DRUG-LIKE SMALL MOLECULE INHIBITORS 
JRNL        TITL 2 OF THE SARS-COV-2 3CL PROTEASE FOR TREATMENT OF COVID-19.    
JRNL        REF    NAT COMMUN                    V.  13  1891 2022              
JRNL        REFN                   ESSN 2041-1723                               
JRNL        PMID   35393402                                                     
JRNL        DOI    10.1038/S41467-022-29413-2                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.17 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.17.1_3660                                   
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.17                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 48.76                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.400                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 19875                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.171                           
REMARK   3   R VALUE            (WORKING SET) : 0.166                           
REMARK   3   FREE R VALUE                     : 0.217                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.840                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1955                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 48.7600 -  5.2300    0.98     1295   145  0.1548 0.2222        
REMARK   3     2  5.2300 -  4.1500    0.99     1281   141  0.1329 0.1523        
REMARK   3     3  4.1500 -  3.6300    0.99     1292   130  0.1473 0.1788        
REMARK   3     4  3.6300 -  3.2900    1.00     1293   145  0.1634 0.2461        
REMARK   3     5  3.2900 -  3.0600    1.00     1291   121  0.1904 0.2678        
REMARK   3     6  3.0600 -  2.8800    0.99     1283   129  0.1770 0.2298        
REMARK   3     7  2.8800 -  2.7300    1.00     1271   134  0.1765 0.1999        
REMARK   3     8  2.7300 -  2.6200    1.00     1286   138  0.1759 0.2508        
REMARK   3     9  2.6100 -  2.5100    1.00     1285   136  0.1891 0.2544        
REMARK   3    10  2.5100 -  2.4300    1.00     1263   151  0.1953 0.2452        
REMARK   3    11  2.4300 -  2.3500    1.00     1284   143  0.2021 0.2452        
REMARK   3    12  2.3500 -  2.2800    1.00     1275   148  0.2154 0.2787        
REMARK   3    13  2.2800 -  2.2200    1.00     1276   159  0.2121 0.2830        
REMARK   3    14  2.2200 -  2.1700    1.00     1245   135  0.2226 0.2645        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.220            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.950           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 51.30                          
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  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :   NULL           NULL                                  
REMARK   3   ANGLE     :   NULL           NULL                                  
REMARK   3   CHIRALITY :   NULL           NULL                                  
REMARK   3   PLANARITY :   NULL           NULL                                  
REMARK   3   DIHEDRAL  :   NULL           NULL                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 1                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: ALL                                                    
REMARK   3    ORIGIN FOR THE GROUP (A):  -5.3365  -0.7337  12.2463              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1996 T22:   0.2333                                     
REMARK   3      T33:   0.2566 T12:  -0.0224                                     
REMARK   3      T13:  -0.0169 T23:  -0.0251                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.5786 L22:   1.3055                                     
REMARK   3      L33:   2.3450 L12:   0.3777                                     
REMARK   3      L13:  -0.3925 L23:   0.9777                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0831 S12:  -0.0693 S13:  -0.0522                       
REMARK   3      S21:   0.0305 S22:   0.0073 S23:  -0.0847                       
REMARK   3      S31:  -0.0854 S32:  -0.0067 S33:   0.0412                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 7TJ0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-JAN-22.                  
REMARK 100 THE DEPOSITION ID IS D_1000254901.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 06-AUG-20                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5                                  
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 24-ID-C                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.979                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS EIGER2 X 16M               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS                            
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 26833                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.950                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 59.150                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.1                               
REMARK 200  DATA REDUNDANCY                : 6.800                              
REMARK 200  R MERGE                    (I) : 0.18200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.3000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.00                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 79.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.80                               
REMARK 200  R MERGE FOR SHELL          (I) : 2.05300                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 0.700                              
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: 7JSU                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.48                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.83                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M SODIUM ACETATE, PH 5, AND 20%      
REMARK 280  (W/V) PEG 8000, MICROBATCH, TEMPERATURE 277K                        
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
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        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       48.17900            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       40.69550            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       48.17900            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       40.69550            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3110 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 25280 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 KCAL/MOL                        
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 350   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 505  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 584  LIES ON A SPECIAL POSITION.                          
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   302                                                      
REMARK 465     VAL A   303                                                      
REMARK 465     THR A   304                                                      
REMARK 465     PHE A   305                                                      
REMARK 465     GLN A   306                                                      
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     -127.88     52.66                                   
REMARK 500    ASN A  51       81.60   -158.75                                   
REMARK 500    ASN A  84     -125.82     56.93                                   
REMARK 500    THR A 190     -155.57   -137.11                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  7TJ0 A    1   306  UNP    P0DTC1   R1A_SARS2     3264   3569             
SEQRES   1 A  306  SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS VAL          
SEQRES   2 A  306  GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR THR THR          
SEQRES   3 A  306  LEU ASN GLY LEU TRP LEU ASP ASP VAL VAL TYR CYS PRO          
SEQRES   4 A  306  ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU ASN PRO          
SEQRES   5 A  306  ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS ASN          
SEQRES   6 A  306  PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL ILE          
SEQRES   7 A  306  GLY HIS SER MET GLN ASN CYS VAL LEU LYS LEU LYS VAL          
SEQRES   8 A  306  ASP THR ALA ASN PRO LYS THR PRO LYS TYR LYS PHE VAL          
SEQRES   9 A  306  ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA CYS          
SEQRES  10 A  306  TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA MET          
SEQRES  11 A  306  ARG PRO ASN PHE THR ILE LYS GLY SER PHE LEU ASN GLY          
SEQRES  12 A  306  SER CYS GLY SER VAL GLY PHE ASN ILE ASP TYR ASP CYS          
SEQRES  13 A  306  VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO THR          
SEQRES  14 A  306  GLY VAL HIS ALA GLY THR ASP LEU GLU GLY ASN PHE TYR          
SEQRES  15 A  306  GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA GLY          
SEQRES  16 A  306  THR ASP THR THR ILE THR VAL ASN VAL LEU ALA TRP LEU          
SEQRES  17 A  306  TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU ASN          
SEQRES  18 A  306  ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL ALA          
SEQRES  19 A  306  MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS VAL          
SEQRES  20 A  306  ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE ALA          
SEQRES  21 A  306  VAL LEU ASP MET CYS ALA SER LEU LYS GLU LEU LEU GLN          
SEQRES  22 A  306  ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER ALA LEU          
SEQRES  23 A  306  LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG GLN          
SEQRES  24 A  306  CYS SER GLY VAL THR PHE GLN                                  
HET    S4L  A 401      32                                                       
HET    ACT  A 402       4                                                       
HETNAM     S4L (1S,2S)-2-({N-[(BENZYLOXY)CARBONYL]-3-CYCLOHEXYL-L-              
HETNAM   2 S4L  ALANYL}AMINO)-1-HYDROXY-3-[(3S)-2-OXOPYRROLIDIN-3-              
HETNAM   3 S4L  YL]PROPANE-1-SULFONIC ACID                                      
HETNAM     ACT ACETATE ION                                                      
FORMUL   2  S4L    C24 H35 N3 O8 S                                              
FORMUL   3  ACT    C2 H3 O2 1-                                                  
FORMUL   4  HOH   *105(H2 O)                                                    
HELIX    1 AA1 SER A   10  GLY A   15  1                                   6    
HELIX    2 AA2 HIS A   41  CYS A   44  5                                   4    
HELIX    3 AA3 ASN A   53  ARG A   60  1                                   8    
HELIX    4 AA4 SER A   62  HIS A   64  5                                   3    
HELIX    5 AA5 ILE A  200  ASN A  214  1                                  15    
HELIX    6 AA6 THR A  226  TYR A  237  1                                  12    
HELIX    7 AA7 THR A  243  LEU A  250  1                                   8    
HELIX    8 AA8 LEU A  250  GLY A  258  1                                   9    
HELIX    9 AA9 ALA A  260  GLY A  275  1                                  16    
HELIX   10 AB1 THR A  292  SER A  301  1                                  10    
SHEET    1 AA1 7 VAL A  73  LEU A  75  0                                        
SHEET    2 AA1 7 PHE A  66  ALA A  70 -1  N  VAL A  68   O  LEU A  75           
SHEET    3 AA1 7 MET A  17  CYS A  22 -1  N  THR A  21   O  LEU A  67           
SHEET    4 AA1 7 THR A  25  LEU A  32 -1  O  LEU A  27   N  VAL A  20           
SHEET    5 AA1 7 VAL A  35  PRO A  39 -1  O  TYR A  37   N  LEU A  30           
SHEET    6 AA1 7 VAL A  86  VAL A  91 -1  O  LEU A  87   N  CYS A  38           
SHEET    7 AA1 7 VAL A  77  GLN A  83 -1  N  SER A  81   O  LYS A  88           
SHEET    1 AA2 5 LYS A 100  PHE A 103  0                                        
SHEET    2 AA2 5 CYS A 156  GLU A 166  1  O  VAL A 157   N  LYS A 100           
SHEET    3 AA2 5 VAL A 148  ASP A 153 -1  N  ASN A 151   O  SER A 158           
SHEET    4 AA2 5 THR A 111  TYR A 118 -1  N  SER A 113   O  PHE A 150           
SHEET    5 AA2 5 SER A 121  ALA A 129 -1  O  SER A 123   N  ALA A 116           
SHEET    1 AA3 3 LYS A 100  PHE A 103  0                                        
SHEET    2 AA3 3 CYS A 156  GLU A 166  1  O  VAL A 157   N  LYS A 100           
SHEET    3 AA3 3 HIS A 172  THR A 175 -1  O  ALA A 173   N  MET A 165           
LINK         SG  CYS A 145                 C12 S4L A 401     1555   1555  1.83  
CRYST1   96.358   81.391   54.558  90.00 116.66  90.00 C 1 2 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      0.010378  0.000000  0.005210        0.00000                         
SCALE2      0.000000  0.012286  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.020509        0.00000