HEADER    VIRAL PROTEIN, HYDROLASE                28-SEP-20   5RTU              
TITLE     PANDDA ANALYSIS GROUP DEPOSITION -- CRYSTAL STRUCTURE OF SARS-COV-2   
TITLE    2 NSP3 MACRODOMAIN IN COMPLEX WITH ZINC000000159056                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: NON-STRUCTURAL PROTEIN 3;                                  
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: NSP3,PL2-PRO,PAPAIN-LIKE PROTEASE,PAPAIN-LIKE PROTEINASE,PL-
COMPND   5 PRO;                                                                 
COMPND   6 EC: 3.4.19.121, 3.4.22.-;                                            
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;                                          
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_STRAIN: BL21(DE3);                                 
SOURCE  10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  11 EXPRESSION_SYSTEM_PLASMID: PET22B(+)                                 
KEYWDS    MACRODOMAIN, ADP-RIBOSE, SARS-COV-2, VIRAL PROTEIN, HYDROLASE         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    G.J.CORREY,I.D.YOUNG,M.C.THOMPSON,J.S.FRASER                          
REVDAT   6   22-MAY-24 5RTU    1       REMARK                                   
REVDAT   5   25-MAY-22 5RTU    1       JRNL                                     
REVDAT   4   09-JUN-21 5RTU    1       TITLE                                    
REVDAT   3   12-MAY-21 5RTU    1       REMARK                                   
REVDAT   2   27-JAN-21 5RTU    1       COMPND                                   
REVDAT   1   16-DEC-20 5RTU    0                                                
JRNL        AUTH   M.SCHULLER,G.J.CORREY,S.GAHBAUER,D.FEARON,T.WU,R.E.DIAZ,     
JRNL        AUTH 2 I.D.YOUNG,L.CARVALHO MARTINS,D.H.SMITH,U.SCHULZE-GAHMEN,     
JRNL        AUTH 3 T.W.OWENS,I.DESHPANDE,G.E.MERZ,A.C.THWIN,J.T.BIEL,           
JRNL        AUTH 4 J.K.PETERS,M.MORITZ,N.HERRERA,H.T.KRATOCHVIL,A.AIMON,        
JRNL        AUTH 5 J.M.BENNETT,J.BRANDAO NETO,A.E.COHEN,A.DIAS,A.DOUANGAMATH,   
JRNL        AUTH 6 L.DUNNETT,O.FEDOROV,M.P.FERLA,M.R.FUCHS,T.J.GORRIE-STONE,    
JRNL        AUTH 7 J.M.HOLTON,M.G.JOHNSON,T.KROJER,G.MEIGS,A.J.POWELL,          
JRNL        AUTH 8 J.G.M.RACK,V.L.RANGEL,S.RUSSI,R.E.SKYNER,C.A.SMITH,          
JRNL        AUTH 9 A.S.SOARES,J.L.WIERMAN,K.ZHU,P.O'BRIEN,N.JURA,A.ASHWORTH,    
JRNL        AUTH10 J.J.IRWIN,M.C.THOMPSON,J.E.GESTWICKI,F.VON DELFT,            
JRNL        AUTH11 B.K.SHOICHET,J.S.FRASER,I.AHEL                               
JRNL        TITL   FRAGMENT BINDING TO THE NSP3 MACRODOMAIN OF SARS-COV-2       
JRNL        TITL 2 IDENTIFIED THROUGH CRYSTALLOGRAPHIC SCREENING AND            
JRNL        TITL 3 COMPUTATIONAL DOCKING.                                       
JRNL        REF    SCI ADV                       V.   7       2021              
JRNL        REFN                   ESSN 2375-2548                               
JRNL        PMID   33853786                                                     
JRNL        DOI    10.1126/SCIADV.ABF8711                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.18.2_3874                                   
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) : 1.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 39.72                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 163575                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.147                           
REMARK   3   R VALUE            (WORKING SET) : 0.146                           
REMARK   3   FREE R VALUE                     : 0.163                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.830                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 7903                            
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 39.7200 -  3.1100    1.00     5469   270  0.1523 0.1689        
REMARK   3     2  3.1100 -  2.4700    1.00     5328   258  0.1446 0.1718        
REMARK   3     3  2.4700 -  2.1600    1.00     5279   287  0.1371 0.1405        
REMARK   3     4  2.1600 -  1.9600    0.99     5268   287  0.1363 0.1534        
REMARK   3     5  1.9600 -  1.8200    1.00     5258   278  0.1364 0.1488        
REMARK   3     6  1.8200 -  1.7100    1.00     5278   251  0.1358 0.1412        
REMARK   3     7  1.7100 -  1.6300    1.00     5281   263  0.1272 0.1567        
REMARK   3     8  1.6300 -  1.5600    1.00     5299   267  0.1257 0.1517        
REMARK   3     9  1.5600 -  1.5000    1.00     5194   274  0.1243 0.1313        
REMARK   3    10  1.5000 -  1.4400    1.00     5307   253  0.1274 0.1336        
REMARK   3    11  1.4400 -  1.4000    1.00     5231   268  0.1297 0.1533        
REMARK   3    12  1.4000 -  1.3600    1.00     5281   245  0.1331 0.1519        
REMARK   3    13  1.3600 -  1.3200    1.00     5224   279  0.1321 0.1453        
REMARK   3    14  1.3200 -  1.2900    1.00     5218   283  0.1341 0.1605        
REMARK   3    15  1.2900 -  1.2600    1.00     5270   279  0.1350 0.1518        
REMARK   3    16  1.2600 -  1.2300    1.00     5188   255  0.1371 0.1470        
REMARK   3    17  1.2300 -  1.2100    1.00     5340   233  0.1352 0.1614        
REMARK   3    18  1.2100 -  1.1900    1.00     5168   293  0.1395 0.1692        
REMARK   3    19  1.1900 -  1.1700    1.00     5233   264  0.1488 0.1745        
REMARK   3    20  1.1700 -  1.1500    1.00     5276   266  0.1523 0.1714        
REMARK   3    21  1.1500 -  1.1300    1.00     5265   240  0.1621 0.1721        
REMARK   3    22  1.1300 -  1.1100    1.00     5210   279  0.1728 0.2132        
REMARK   3    23  1.1100 -  1.0900    1.00     5263   241  0.1849 0.2008        
REMARK   3    24  1.0900 -  1.0800    1.00     5226   268  0.1967 0.2178        
REMARK   3    25  1.0800 -  1.0600    1.00     5224   248  0.2171 0.2285        
REMARK   3    26  1.0600 -  1.0500    1.00     5210   326  0.2304 0.2457        
REMARK   3    27  1.0500 -  1.0400    1.00     5177   272  0.2568 0.2571        
REMARK   3    28  1.0400 -  1.0200    1.00     5255   260  0.2936 0.2996        
REMARK   3    29  1.0200 -  1.0100    0.89     4621   219  0.3283 0.3494        
REMARK   3    30  1.0100 -  1.0000    0.72     3831   197  0.3829 0.3731        
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)     : 0.090            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 18.410           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 14.72                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 18.54                          
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  : NULL                                       
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 5RTU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-SEP-20.                  
REMARK 100 THE DEPOSITION ID IS D_1001403664.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-JUL-20                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 9.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 8.3.1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.88557                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS3 6M                
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS 0.94                           
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 163651                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 39.720                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.6                               
REMARK 200  DATA REDUNDANCY                : 6.325                              
REMARK 200  R MERGE                    (I) : 0.04700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 14.5700                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.06                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 92.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.86                               
REMARK 200  R MERGE FOR SHELL          (I) : 1.02400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.230                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER 2.8.3                                          
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.66                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.15                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM CHES, 28% PEG 3000, PH 9.5,       
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43                             
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y,X,Z+3/4                                              
REMARK 290       4555   Y,-X,Z+1/4                                              
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       19.77900            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       29.66850            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000        9.88950            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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     SER A     1                                                      
REMARK 465     MET A     2                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     LYS A  29    CG   CD   CE   NZ                                   
REMARK 470     LEU A 169    CG   CD1  CD2                                       
REMARK 470     LYS B  29    CG   CD   CE   NZ                                   
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 B   292     O    HOH B   421              1.85            
REMARK 500   O    HOH A   317     O    HOH B   213              1.86            
REMARK 500   O    HOH B   217     O    HOH B   312              1.87            
REMARK 500   O    HOH A   315     O    HOH A   467              1.90            
REMARK 500   O    HOH B   224     O    HOH B   272              1.97            
REMARK 500   O    HOH B   416     O    HOH B   436              2.04            
REMARK 500   O    HOH A   458     O    HOH A   478              2.07            
REMARK 500   O    HOH B   357     O    HOH B   359              2.08            
REMARK 500   O    HOH A   433     O    HOH A   459              2.14            
REMARK 500   O    HOH B   400     O    HOH B   415              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   HE2  TYR A   161     H8   1FF A   201     4545     1.27            
REMARK 500   O    HOH A   487     O    HOH B   391     2455     2.15            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    GLU B  26   CD    GLU B  26   OE2    -0.090                       
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    ARG A 141   NE  -  CZ  -  NH1 ANGL. DEV. =  -4.2 DEGREES          
REMARK 500    ARG A 141   NE  -  CZ  -  NH2 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG A 148   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ASP B 145   CB  -  CG  -  OD2 ANGL. DEV. =  -5.5 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    HIS A  86     -133.37     53.25                                   
REMARK 500    SER B   5       53.61    -95.29                                   
REMARK 500    HIS B  86     -127.54     57.09                                   
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 B 457        DISTANCE =  6.70 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue 1FF A 201                 
DBREF  5RTU A    3   169  UNP    P0DTD1   R1AB_SARS2    1025   1191             
DBREF  5RTU B    3   169  UNP    P0DTD1   R1AB_SARS2    1025   1191             
SEQADV 5RTU SER A    1  UNP  P0DTD1              EXPRESSION TAG                 
SEQADV 5RTU MET A    2  UNP  P0DTD1              EXPRESSION TAG                 
SEQADV 5RTU SER B    1  UNP  P0DTD1              EXPRESSION TAG                 
SEQADV 5RTU MET B    2  UNP  P0DTD1              EXPRESSION TAG                 
SEQRES   1 A  169  SER MET VAL ASN SER PHE SER GLY TYR LEU LYS LEU THR          
SEQRES   2 A  169  ASP ASN VAL TYR ILE LYS ASN ALA ASP ILE VAL GLU GLU          
SEQRES   3 A  169  ALA LYS LYS VAL LYS PRO THR VAL VAL VAL ASN ALA ALA          
SEQRES   4 A  169  ASN VAL TYR LEU LYS HIS GLY GLY GLY VAL ALA GLY ALA          
SEQRES   5 A  169  LEU ASN LYS ALA THR ASN ASN ALA MET GLN VAL GLU SER          
SEQRES   6 A  169  ASP ASP TYR ILE ALA THR ASN GLY PRO LEU LYS VAL GLY          
SEQRES   7 A  169  GLY SER CYS VAL LEU SER GLY HIS ASN LEU ALA LYS HIS          
SEQRES   8 A  169  CYS LEU HIS VAL VAL GLY PRO ASN VAL ASN LYS GLY GLU          
SEQRES   9 A  169  ASP ILE GLN LEU LEU LYS SER ALA TYR GLU ASN PHE ASN          
SEQRES  10 A  169  GLN HIS GLU VAL LEU LEU ALA PRO LEU LEU SER ALA GLY          
SEQRES  11 A  169  ILE PHE GLY ALA ASP PRO ILE HIS SER LEU ARG VAL CYS          
SEQRES  12 A  169  VAL ASP THR VAL ARG THR ASN VAL TYR LEU ALA VAL PHE          
SEQRES  13 A  169  ASP LYS ASN LEU TYR ASP LYS LEU VAL SER SER PHE LEU          
SEQRES   1 B  169  SER MET VAL ASN SER PHE SER GLY TYR LEU LYS LEU THR          
SEQRES   2 B  169  ASP ASN VAL TYR ILE LYS ASN ALA ASP ILE VAL GLU GLU          
SEQRES   3 B  169  ALA LYS LYS VAL LYS PRO THR VAL VAL VAL ASN ALA ALA          
SEQRES   4 B  169  ASN VAL TYR LEU LYS HIS GLY GLY GLY VAL ALA GLY ALA          
SEQRES   5 B  169  LEU ASN LYS ALA THR ASN ASN ALA MET GLN VAL GLU SER          
SEQRES   6 B  169  ASP ASP TYR ILE ALA THR ASN GLY PRO LEU LYS VAL GLY          
SEQRES   7 B  169  GLY SER CYS VAL LEU SER GLY HIS ASN LEU ALA LYS HIS          
SEQRES   8 B  169  CYS LEU HIS VAL VAL GLY PRO ASN VAL ASN LYS GLY GLU          
SEQRES   9 B  169  ASP ILE GLN LEU LEU LYS SER ALA TYR GLU ASN PHE ASN          
SEQRES  10 B  169  GLN HIS GLU VAL LEU LEU ALA PRO LEU LEU SER ALA GLY          
SEQRES  11 B  169  ILE PHE GLY ALA ASP PRO ILE HIS SER LEU ARG VAL CYS          
SEQRES  12 B  169  VAL ASP THR VAL ARG THR ASN VAL TYR LEU ALA VAL PHE          
SEQRES  13 B  169  ASP LYS ASN LEU TYR ASP LYS LEU VAL SER SER PHE LEU          
HET    1FF  A 201      24                                                       
HETNAM     1FF 1-METHYL-5-PHENYL-1H-PYRAZOLE-4-CARBOXYLIC ACID                  
FORMUL   3  1FF    C11 H10 N2 O2                                                
FORMUL   4  HOH   *492(H2 O)                                                    
HELIX    1 AA1 ASP A   22  LYS A   31  1                                  10    
HELIX    2 AA2 GLY A   47  THR A   57  1                                  11    
HELIX    3 AA3 ASN A   59  GLY A   73  1                                  15    
HELIX    4 AA4 ASN A   99  GLY A  103  5                                   5    
HELIX    5 AA5 GLN A  107  ASN A  115  1                                   9    
HELIX    6 AA6 PHE A  116  HIS A  119  5                                   4    
HELIX    7 AA7 ALA A  129  GLY A  133  5                                   5    
HELIX    8 AA8 ASP A  135  VAL A  147  1                                  13    
HELIX    9 AA9 ASP A  157  SER A  167  1                                  11    
HELIX   10 AB1 ASP B   22  LYS B   31  1                                  10    
HELIX   11 AB2 GLY B   47  THR B   57  1                                  11    
HELIX   12 AB3 ASN B   59  GLY B   73  1                                  15    
HELIX   13 AB4 ASN B   99  GLY B  103  5                                   5    
HELIX   14 AB5 ASP B  105  GLN B  107  5                                   3    
HELIX   15 AB6 LEU B  108  ASN B  115  1                                   8    
HELIX   16 AB7 PHE B  116  HIS B  119  5                                   4    
HELIX   17 AB8 ALA B  129  GLY B  133  5                                   5    
HELIX   18 AB9 ASP B  135  VAL B  147  1                                  13    
HELIX   19 AC1 ASP B  157  LEU B  169  1                                  13    
SHEET    1 AA1 4 LEU A  10  LYS A  11  0                                        
SHEET    2 AA1 4 VAL A  16  ASN A  20 -1  O  ILE A  18   N  LEU A  10           
SHEET    3 AA1 4 ASN A 150  VAL A 155  1  O  LEU A 153   N  TYR A  17           
SHEET    4 AA1 4 VAL A 121  ALA A 124  1  N  LEU A 122   O  TYR A 152           
SHEET    1 AA2 3 VAL A  34  ALA A  38  0                                        
SHEET    2 AA2 3 HIS A  91  VAL A  95  1  O  VAL A  95   N  ASN A  37           
SHEET    3 AA2 3 SER A  80  SER A  84 -1  N  LEU A  83   O  CYS A  92           
SHEET    1 AA3 4 LEU B  10  LYS B  11  0                                        
SHEET    2 AA3 4 VAL B  16  ASN B  20 -1  O  ILE B  18   N  LEU B  10           
SHEET    3 AA3 4 ASN B 150  VAL B 155  1  O  LEU B 153   N  TYR B  17           
SHEET    4 AA3 4 VAL B 121  ALA B 124  1  N  LEU B 122   O  TYR B 152           
SHEET    1 AA4 3 VAL B  34  ALA B  38  0                                        
SHEET    2 AA4 3 HIS B  91  VAL B  95  1  O  VAL B  95   N  ASN B  37           
SHEET    3 AA4 3 SER B  80  SER B  84 -1  N  CYS B  81   O  HIS B  94           
SITE     1 AC1 10 ALA A 129  GLY A 130  PRO A 136  VAL A 155                    
SITE     2 AC1 10 PHE A 156  ASP A 157  LEU A 160  TYR A 161                    
SITE     3 AC1 10 ASP A 162  HOH A 301                                          
CRYST1   88.806   88.806   39.558  90.00  90.00  90.00 P 43          8          
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      0.011261  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011261  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.025279        0.00000