HEADER    HYDROLASE                               29-APR-20   6WRH              
TITLE     THE CRYSTAL STRUCTURE OF PAPAIN-LIKE PROTEASE OF SARS COV-2 , C111S   
TITLE    2 MUTANT                                                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: NON-STRUCTURAL PROTEIN 3;                                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: PEPTIDASE C16,PAPAIN-LIKE PROTEASE,PP1AB,ORF1AB POLYPROTEIN,
COMPND   5 NSP3,PL2-PRO,PAPAIN-LIKE PROTEINASE,PL-PRO;                          
COMPND   6 EC: 3.4.19.121, 3.4.22.-;                                            
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS   
SOURCE   3 2;                                                                   
SOURCE   4 ORGANISM_COMMON: 2019-NCOV;                                          
SOURCE   5 ORGANISM_TAXID: 2697049;                                             
SOURCE   6 GENE: REP, 1A-1B;                                                    
SOURCE   7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PMCSG53                                   
KEYWDS    COVID-19, CORONAVIRUS, SARS, COV-2, PAPAIN-LIKE PROTEASE, IDP51000,   
KEYWDS   2 CENTER FOR STRUCTURAL GENOMICS OF INFECTIOUS DISEASES, CSGID,        
KEYWDS   3 HYDROLASE                                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.OSIPIUK,C.TESAR,R.JEDRZEJCZAK,M.ENDRES,L.WELK,G.BABNIGG,Y.KIM,      
AUTHOR   2 K.MICHALSKA,A.JOACHIMIAK,CENTER FOR STRUCTURAL GENOMICS OF           
AUTHOR   3 INFECTIOUS DISEASES (CSGID)                                          
REVDAT   5   18-OCT-23 6WRH    1       REMARK                                   
REVDAT   4   10-FEB-21 6WRH    1       JRNL                                     
REVDAT   3   27-JAN-21 6WRH    1       COMPND                                   
REVDAT   2   10-JUN-20 6WRH    1       COMPND                                   
REVDAT   1   06-MAY-20 6WRH    0                                                
JRNL        AUTH   J.OSIPIUK,S.A.AZIZI,S.DVORKIN,M.ENDRES,R.JEDRZEJCZAK,        
JRNL        AUTH 2 K.A.JONES,S.KANG,R.S.KATHAYAT,Y.KIM,V.G.LISNYAK,S.L.MAKI,    
JRNL        AUTH 3 V.NICOLAESCU,C.A.TAYLOR,C.TESAR,Y.A.ZHANG,Z.ZHOU,G.RANDALL,  
JRNL        AUTH 4 K.MICHALSKA,S.A.SNYDER,B.C.DICKINSON,A.JOACHIMIAK            
JRNL        TITL   STRUCTURE OF PAPAIN-LIKE PROTEASE FROM SARS-COV-2 AND ITS    
JRNL        TITL 2 COMPLEXES WITH NON-COVALENT INHIBITORS.                      
JRNL        REF    NAT COMMUN                    V.  12   743 2021              
JRNL        REFN                   ESSN 2041-1723                               
JRNL        PMID   33531496                                                     
JRNL        DOI    10.1038/S41467-021-21060-3                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0258                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 48.99                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 66140                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.126                           
REMARK   3   R VALUE            (WORKING SET) : 0.123                           
REMARK   3   FREE R VALUE                     : 0.164                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3516                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.64                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 4425                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 89.30                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2230                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 199                          
REMARK   3   BIN FREE R VALUE                    : 0.2650                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2507                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 30                                      
REMARK   3   SOLVENT ATOMS            : 380                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 28.53                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.07000                                             
REMARK   3    B22 (A**2) : -0.07000                                             
REMARK   3    B33 (A**2) : 0.21000                                              
REMARK   3    B12 (A**2) : -0.03000                                             
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.056         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.057         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.035         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.308         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.981                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.966                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2697 ; 0.009 ; 0.013       
REMARK   3   BOND LENGTHS OTHERS               (A):  2426 ; 0.001 ; 0.017       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3682 ; 1.433 ; 1.658       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  5687 ; 1.427 ; 1.573       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   348 ; 6.017 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   133 ;40.188 ;23.835       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   471 ;12.880 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     9 ;17.253 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   360 ; 0.071 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3016 ; 0.008 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   547 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  5122 ; 2.469 ; 3.000       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS U VALUES : REFINED INDIVIDUALLY                           
REMARK   4                                                                      
REMARK   4 6WRH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-APR-20.                  
REMARK 100 THE DEPOSITION ID IS D_1000248881.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 28-APR-20                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 19-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9792                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS3 X 6M              
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-3000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-3000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 69708                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 48.990                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.1                               
REMARK 200  DATA REDUNDANCY                : 13.70                              
REMARK 200  R MERGE                    (I) : 0.09500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 6.8000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.63                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 89.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 8.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.81700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.710                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: HKL-3000                                              
REMARK 200 STARTING MODEL: 6W9C                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 66.48                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.67                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M ACETATE BUFFER, 0.8 M NAH2PO4 /    
REMARK 280  1.2 M K2HPO4, PH 4.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE    
REMARK 280  277K                                                                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 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+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+1/3                                           
REMARK 290       6555   -X,-X+Y,-Z+2/3                                          
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       89.66867            
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       44.83433            
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       44.83433            
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       89.66867            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     SER A    -2                                                      
REMARK 465     ASN A    -1                                                      
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 A   672     O    HOH A   898              2.16            
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    ILE A  14      -61.04   -121.93                                   
REMARK 500    PRO A  59       92.20    -69.86                                   
REMARK 500    SER A 103     -168.89   -110.82                                   
REMARK 500    GLU A 143       78.74   -108.85                                   
REMARK 500    LYS A 279     -129.26   -120.19                                   
REMARK 500    ASN A 308      -68.19   -142.78                                   
REMARK 500    ASN A 308      -74.86   -139.33                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 980        DISTANCE =  6.39 ANGSTROMS                       
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 501  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 189   SG                                                     
REMARK 620 2 CYS A 192   SG  115.8                                              
REMARK 620 3 CYS A 224   SG  113.2 105.5                                        
REMARK 620 4 CYS A 226   SG  105.3 108.6 108.3                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 501                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue PO4 A 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue PO4 A 503                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue PO4 A 504                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 505                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 506                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue GOL A 507                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue GOL A 508                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 6W9C   RELATED DB: PDB                                   
REMARK 900 WILD-TYPE PROTEIN STRUCTURE                                          
REMARK 900 RELATED ID: IDP51000   RELATED DB: TARGETTRACK                       
DBREF  6WRH A    1   315  UNP    P0DTD1   R1AB_SARS2    1564   1878             
SEQADV 6WRH SER A   -2  UNP  P0DTD1              EXPRESSION TAG                 
SEQADV 6WRH ASN A   -1  UNP  P0DTD1              EXPRESSION TAG                 
SEQADV 6WRH ALA A    0  UNP  P0DTD1              EXPRESSION TAG                 
SEQADV 6WRH SER A  111  UNP  P0DTD1    CYS  1674 ENGINEERED MUTATION            
SEQRES   1 A  318  SER ASN ALA GLU VAL ARG THR ILE LYS VAL PHE THR THR          
SEQRES   2 A  318  VAL ASP ASN ILE ASN LEU HIS THR GLN VAL VAL ASP MET          
SEQRES   3 A  318  SER MET THR TYR GLY GLN GLN PHE GLY PRO THR TYR LEU          
SEQRES   4 A  318  ASP GLY ALA ASP VAL THR LYS ILE LYS PRO HIS ASN SER          
SEQRES   5 A  318  HIS GLU GLY LYS THR PHE TYR VAL LEU PRO ASN ASP ASP          
SEQRES   6 A  318  THR LEU ARG VAL GLU ALA PHE GLU TYR TYR HIS THR THR          
SEQRES   7 A  318  ASP PRO SER PHE LEU GLY ARG TYR MET SER ALA LEU ASN          
SEQRES   8 A  318  HIS THR LYS LYS TRP LYS TYR PRO GLN VAL ASN GLY LEU          
SEQRES   9 A  318  THR SER ILE LYS TRP ALA ASP ASN ASN SER TYR LEU ALA          
SEQRES  10 A  318  THR ALA LEU LEU THR LEU GLN GLN ILE GLU LEU LYS PHE          
SEQRES  11 A  318  ASN PRO PRO ALA LEU GLN ASP ALA TYR TYR ARG ALA ARG          
SEQRES  12 A  318  ALA GLY GLU ALA ALA ASN PHE CYS ALA LEU ILE LEU ALA          
SEQRES  13 A  318  TYR CYS ASN LYS THR VAL GLY GLU LEU GLY ASP VAL ARG          
SEQRES  14 A  318  GLU THR MET SER TYR LEU PHE GLN HIS ALA ASN LEU ASP          
SEQRES  15 A  318  SER CYS LYS ARG VAL LEU ASN VAL VAL CYS LYS THR CYS          
SEQRES  16 A  318  GLY GLN GLN GLN THR THR LEU LYS GLY VAL GLU ALA VAL          
SEQRES  17 A  318  MET TYR MET GLY THR LEU SER TYR GLU GLN PHE LYS LYS          
SEQRES  18 A  318  GLY VAL GLN ILE PRO CYS THR CYS GLY LYS GLN ALA THR          
SEQRES  19 A  318  LYS TYR LEU VAL GLN GLN GLU SER PRO PHE VAL MET MET          
SEQRES  20 A  318  SER ALA PRO PRO ALA GLN TYR GLU LEU LYS HIS GLY THR          
SEQRES  21 A  318  PHE THR CYS ALA SER GLU TYR THR GLY ASN TYR GLN CYS          
SEQRES  22 A  318  GLY HIS TYR LYS HIS ILE THR SER LYS GLU THR LEU TYR          
SEQRES  23 A  318  CYS ILE ASP GLY ALA LEU LEU THR LYS SER SER GLU TYR          
SEQRES  24 A  318  LYS GLY PRO ILE THR ASP VAL PHE TYR LYS GLU ASN SER          
SEQRES  25 A  318  TYR THR THR THR ILE LYS                                      
HET     ZN  A 501       1                                                       
HET    PO4  A 502       5                                                       
HET    PO4  A 503       5                                                       
HET    PO4  A 504       5                                                       
HET     CL  A 505       1                                                       
HET     CL  A 506       1                                                       
HET    GOL  A 507       6                                                       
HET    GOL  A 508       6                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM     PO4 PHOSPHATE ION                                                    
HETNAM      CL CHLORIDE ION                                                     
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   2   ZN    ZN 2+                                                        
FORMUL   3  PO4    3(O4 P 3-)                                                   
FORMUL   6   CL    2(CL 1-)                                                     
FORMUL   8  GOL    2(C3 H8 O3)                                                  
FORMUL  10  HOH   *380(H2 O)                                                    
HELIX    1 AA1 THR A   26  GLY A   32  1                                   7    
HELIX    2 AA2 HIS A   47  GLU A   51  5                                   5    
HELIX    3 AA3 ASP A   61  HIS A   73  1                                  13    
HELIX    4 AA4 SER A   78  LYS A   91  1                                  14    
HELIX    5 AA5 ASN A  110  GLN A  121  1                                  12    
HELIX    6 AA6 PRO A  129  ALA A  141  1                                  13    
HELIX    7 AA7 ALA A  144  ASN A  156  1                                  13    
HELIX    8 AA8 ASP A  164  HIS A  175  1                                  12    
HELIX    9 AA9 GLY A  201  VAL A  205  1                                   5    
HELIX   10 AB1 SER A  212  GLY A  219  1                                   8    
SHEET    1 AA1 5 HIS A  17  ASP A  22  0                                        
SHEET    2 AA1 5 THR A   4  THR A  10 -1  N  ILE A   5   O  VAL A  21           
SHEET    3 AA1 5 THR A  54  VAL A  57  1  O  PHE A  55   N  PHE A   8           
SHEET    4 AA1 5 THR A  34  LEU A  36 -1  N  TYR A  35   O  TYR A  56           
SHEET    5 AA1 5 ALA A  39  ASP A  40 -1  O  ALA A  39   N  LEU A  36           
SHEET    1 AA2 2 GLN A  97  VAL A  98  0                                        
SHEET    2 AA2 2 LEU A 101  THR A 102 -1  O  LEU A 101   N  VAL A  98           
SHEET    1 AA3 4 GLY A 193  LYS A 200  0                                        
SHEET    2 AA3 4 LYS A 182  CYS A 189 -1  N  ARG A 183   O  LEU A 199           
SHEET    3 AA3 4 GLN A 229  GLU A 238 -1  O  THR A 231   N  VAL A 188           
SHEET    4 AA3 4 VAL A 220  PRO A 223 -1  N  ILE A 222   O  ALA A 230           
SHEET    1 AA4 4 GLY A 193  LYS A 200  0                                        
SHEET    2 AA4 4 LYS A 182  CYS A 189 -1  N  ARG A 183   O  LEU A 199           
SHEET    3 AA4 4 GLN A 229  GLU A 238 -1  O  THR A 231   N  VAL A 188           
SHEET    4 AA4 4 SER A 309  THR A 311 -1  O  TYR A 310   N  GLN A 237           
SHEET    1 AA5 7 MET A 206  MET A 208  0                                        
SHEET    2 AA5 7 PHE A 241  LEU A 253  1  O  SER A 245   N  TYR A 207           
SHEET    3 AA5 7 TYR A 296  LYS A 306 -1  O  VAL A 303   N  MET A 244           
SHEET    4 AA5 7 CYS A 260  ASN A 267 -1  N  CYS A 260   O  PHE A 304           
SHEET    5 AA5 7 CYS A 270  SER A 278 -1  O  CYS A 270   N  ASN A 267           
SHEET    6 AA5 7 LEU A 282  ASP A 286 -1  O  TYR A 283   N  THR A 277           
SHEET    7 AA5 7 LEU A 289  SER A 293 -1  O  THR A 291   N  CYS A 284           
LINK         SG  CYS A 189                ZN    ZN A 501     1555   1555  2.31  
LINK         SG  CYS A 192                ZN    ZN A 501     1555   1555  2.34  
LINK         SG  CYS A 224                ZN    ZN A 501     1555   1555  2.33  
LINK         SG  CYS A 226                ZN    ZN A 501     1555   1555  2.28  
SITE     1 AC1  4 CYS A 189  CYS A 192  CYS A 224  CYS A 226                    
SITE     1 AC2 10 TRP A 106  ASN A 109  ASN A 110  SER A 111                    
SITE     2 AC2 10 LYS A 228  GLY A 271  HIS A 272  HOH A 692                    
SITE     3 AC2 10 HOH A 751  HOH A 884                                          
SITE     1 AC3  4 GLU A   1  HIS A  47  SER A  49  HOH A 616                    
SITE     1 AC4  7 HIS A  73  ASN A 128  PRO A 129  GLN A 174                    
SITE     2 AC4  7 HIS A 175  GLU A 203  HOH A 637                               
SITE     1 AC5  3 PHE A 127  HOH A 708  HOH A 901                               
SITE     1 AC6  5 THR A  10  VAL A  11  ASP A  12  ASN A  15                    
SITE     2 AC6  5 GLU A  67                                                     
SITE     1 AC7  5 SER A  85  ASN A  88  HIS A  89  HOH A 636                    
SITE     2 AC7  5 HOH A 790                                                     
SITE     1 AC8  7 ARG A  65  ASP A 164  TYR A 264  TYR A 273                    
SITE     2 AC8  7 THR A 301  HOH A 611  HOH A 642                               
CRYST1   82.403   82.403  134.503  90.00  90.00 120.00 P 32 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      0.012135  0.007006  0.000000        0.00000                         
SCALE2      0.000000  0.014013  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007435        0.00000