PDB Short entry for 7D1M
HEADER    VIRAL PROTEIN                           14-SEP-20   7D1M              
TITLE     CRYSTAL STRUCTURE OF THE SARS-COV-2 MAIN PROTEASE COMPLEXED WITH GC376
CAVEAT     7D1M    K36 A 401 HAS WRONG CHIRALITY AT ATOM C21 K36 B 401 HAS      
CAVEAT   2 7D1M    WRONG CHIRALITY AT ATOM C21                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 3C-LIKE PROTEINASE;                                        
COMPND   3 CHAIN: A, B;                                                         
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;                                          
SOURCE   5 ORGANISM_TAXID: 2697049;                                             
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI K-12;                            
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 83333                                       
KEYWDS    SARS-COV-2, MAIN PROTEASE, INHIBITOR, GC376, VIRAL PROTEIN            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.F.FU,M.GILSKI,I.SHABALIN,G.F.GAO,J.X.QI                             
REVDAT   3   10-MAR-21 7D1M    1       COMPND                                   
REVDAT   2   25-NOV-20 7D1M    1       JRNL                                     
REVDAT   1   28-OCT-20 7D1M    0                                                
SPRSDE     28-OCT-20 7D1M      7BRR                                             
JRNL        AUTH   L.FU,F.YE,Y.FENG,F.YU,Q.WANG,Y.WU,C.ZHAO,H.SUN,B.HUANG,      
JRNL        AUTH 2 P.NIU,H.SONG,Y.SHI,X.LI,W.TAN,J.QI,G.F.GAO                   
JRNL        TITL   BOTH BOCEPREVIR AND GC376 EFFICACIOUSLY INHIBIT SARS-COV-2   
JRNL        TITL 2 BY TARGETING ITS MAIN PROTEASE.                              
JRNL        REF    NAT COMMUN                    V.  11  4417 2020              
JRNL        REFN                   ESSN 2041-1723                               
JRNL        PMID   32887884                                                     
JRNL        DOI    10.1038/S41467-020-18233-X                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.35 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 : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.35                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 49.56                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 85.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 108915                         
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) : 0.119                           
REMARK   3   R VALUE            (WORKING SET) : 0.117                           
REMARK   3   FREE R VALUE                     : 0.157                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 5649                            
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) : 1.35                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.39                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2610                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 27.99                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2610                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 146                          
REMARK   3   BIN FREE R VALUE                    : 0.2830                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4720                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 62                                      
REMARK   3   SOLVENT ATOMS            : 671                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 21.09                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.15000                                              
REMARK   3    B22 (A**2) : 0.43000                                              
REMARK   3    B33 (A**2) : -0.55000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.14000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.052         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.052         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.034         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.905         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.983                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.971                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  5082 ; 0.009 ; 0.013       
REMARK   3   BOND LENGTHS OTHERS               (A):  4607 ; 0.003 ; 0.017       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  6934 ; 1.561 ; 1.640       
REMARK   3   BOND ANGLES OTHERS          (DEGREES): 10731 ; 1.494 ; 1.588       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   647 ; 7.011 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   252 ;33.008 ;23.333       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   834 ;12.122 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    23 ;20.757 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   673 ; 0.086 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  5861 ; 0.008 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  1064 ; 0.003 ; 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):  5082 ; 4.786 ; 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   NCS TYPE: LOCAL                                                    
REMARK   3   NUMBER OF DIFFERENT NCS PAIRS  : 1                                 
REMARK   3  GROUP  CHAIN1    RANGE     CHAIN2     RANGE    COUNT RMS  WEIGHT    
REMARK   3    1     A     3    305       B     3    305    9620 0.120 0.050     
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
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:                                           
REMARK   3  HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS U VALUES      :   
REMARK   3  REFINED INDIVIDUALLY.                                               
REMARK   3  AUTHOR STATED ALL OF THE WATERS IN DISTANCE  MAKE                   
REMARK   3  SENSIBLE HYDROGEN BONDS TO AT LEAST ONE ANOTHER WATER MOLECULE IN   
REMARK   3  THIS STRUCTURE.                                                     
REMARK   4                                                                      
REMARK   4 7D1M COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 16-SEP-20.                  
REMARK 100 THE DEPOSITION ID IS D_1300018598.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 11-FEB-20                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SSRF                               
REMARK 200  BEAMLINE                       : BL17U1                             
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 EIGER X 16M                
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 131802                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.350                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.7                               
REMARK 200  DATA REDUNDANCY                : 6.400                              
REMARK 200  R MERGE                    (I) : 0.04700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 11.4000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.35                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.37                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 86.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.10                               
REMARK 200  R MERGE FOR SHELL          (I) : 1.08900                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 3F9F                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.25                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 10MM TRIS, 1MM EDTA, 1MM DTT, PH 7.8,    
REMARK 280  VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 291K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       49.51000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 2700 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 25550 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A     0                                                      
REMARK 465     SER A     1                                                      
REMARK 465     GLY B     0                                                      
REMARK 465     SER B     1                                                      
REMARK 465     GLY B     2                                                      
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   OH   TYR B   101     O    HOH B   501              2.17            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASP A  33     -127.87     55.68                                   
REMARK 500    ASN A  51       72.33   -157.11                                   
REMARK 500    ASN A  84     -124.73     54.39                                   
REMARK 500    TYR A 154     -114.91     55.38                                   
REMARK 500    PRO A 184       36.54    -85.69                                   
REMARK 500    ASP B  33     -132.64     55.85                                   
REMARK 500    ASN B  51       79.57   -154.29                                   
REMARK 500    ASN B  84     -125.10     55.61                                   
REMARK 500    TYR B 154     -114.75     56.08                                   
REMARK 500    PRO B 184       36.30    -87.04                                   
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 814        DISTANCE =  5.81 ANGSTROMS                       
REMARK 525    HOH A 815        DISTANCE =  5.98 ANGSTROMS                       
REMARK 525    HOH A 816        DISTANCE =  6.12 ANGSTROMS                       
REMARK 525    HOH A 817        DISTANCE =  6.40 ANGSTROMS                       
REMARK 525    HOH B 845        DISTANCE =  5.89 ANGSTROMS                       
REMARK 525    HOH B 846        DISTANCE =  6.00 ANGSTROMS                       
REMARK 525    HOH B 847        DISTANCE =  6.39 ANGSTROMS                       
REMARK 525    HOH B 848        DISTANCE =  6.48 ANGSTROMS                       
REMARK 525    HOH B 849        DISTANCE =  7.70 ANGSTROMS                       
REMARK 525    HOH B 850        DISTANCE =  9.68 ANGSTROMS                       
REMARK 525    HOH B 851        DISTANCE = 11.11 ANGSTROMS                       
REMARK 525    HOH B 852        DISTANCE = 14.91 ANGSTROMS                       
REMARK 525    HOH B 853        DISTANCE = 16.75 ANGSTROMS                       
REMARK 525    HOH B 854        DISTANCE = 21.49 ANGSTROMS                       
REMARK 600                                                                      
REMARK 600 HETEROGEN                                                            
REMARK 600                                                                      
REMARK 600 ATOM O22 IN K36 LIGANDS HAS TWO CONFORATIONS. EACH CONFORMATION      
REMARK 600 RESPONDS TO A DIFFERENT DIASTEREOMER. THE PROTEIN-K39 ADDUCT         
REMARK 600 FORMATION GOES THROUGH THE DISSOCIATION OF THE SUFONIC GROUP, WHICH  
REMARK 600 RESULTS IN AN ALDEHYDE. BOTH DIASTEREOMERS ARE OBSERVED IN THE       
REMARK 600 RESULTING ADDUCT.                                                    
REMARK 630                                                                      
REMARK 630 MOLECULE TYPE: NULL                                                  
REMARK 630 MOLECULE NAME: (1S,2S)-2-({N-[(BENZYLOXY)CARBONYL]-L-LEUCYL}AMINO)-  
REMARK 630 1-HYDROXY-3-[(3S)-2-OXOPYRROLIDIN-3-YL]PROPANE-1-SULFONIC ACID       
REMARK 630 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 630  SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                           
REMARK 630                                                                      
REMARK 630   M RES C SSSEQI                                                     
REMARK 630     K36 A   401                                                      
REMARK 630     K36 B   401                                                      
REMARK 630 SOURCE: NULL                                                         
REMARK 630 TAXONOMY: NULL                                                       
REMARK 630 SUBCOMP:    PHQ LEU 04F                                              
REMARK 630 DETAILS: NULL                                                        
DBREF  7D1M A    1   306  UNP    P0DTD1   R1AB_SARS2    3264   3569             
DBREF  7D1M B    1   306  UNP    P0DTD1   R1AB_SARS2    3264   3569             
SEQADV 7D1M GLY A    0  UNP  P0DTD1              EXPRESSION TAG                 
SEQADV 7D1M GLY B    0  UNP  P0DTD1              EXPRESSION TAG                 
SEQRES   1 A  307  GLY SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS          
SEQRES   2 A  307  VAL GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR THR          
SEQRES   3 A  307  THR LEU ASN GLY LEU TRP LEU ASP ASP VAL VAL TYR CYS          
SEQRES   4 A  307  PRO ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU ASN          
SEQRES   5 A  307  PRO ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS          
SEQRES   6 A  307  ASN PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL          
SEQRES   7 A  307  ILE GLY HIS SER MET GLN ASN CYS VAL LEU LYS LEU LYS          
SEQRES   8 A  307  VAL ASP THR ALA ASN PRO LYS THR PRO LYS TYR LYS PHE          
SEQRES   9 A  307  VAL ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA          
SEQRES  10 A  307  CYS TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA          
SEQRES  11 A  307  MET ARG PRO ASN PHE THR ILE LYS GLY SER PHE LEU ASN          
SEQRES  12 A  307  GLY SER CYS GLY SER VAL GLY PHE ASN ILE ASP TYR ASP          
SEQRES  13 A  307  CYS VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO          
SEQRES  14 A  307  THR GLY VAL HIS ALA GLY THR ASP LEU GLU GLY ASN PHE          
SEQRES  15 A  307  TYR GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA          
SEQRES  16 A  307  GLY THR ASP THR THR ILE THR VAL ASN VAL LEU ALA TRP          
SEQRES  17 A  307  LEU TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU          
SEQRES  18 A  307  ASN ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL          
SEQRES  19 A  307  ALA MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS          
SEQRES  20 A  307  VAL ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE          
SEQRES  21 A  307  ALA VAL LEU ASP MET CYS ALA SER LEU LYS GLU LEU LEU          
SEQRES  22 A  307  GLN ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER ALA          
SEQRES  23 A  307  LEU LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG          
SEQRES  24 A  307  GLN CYS SER GLY VAL THR PHE GLN                              
SEQRES   1 B  307  GLY SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS          
SEQRES   2 B  307  VAL GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR THR          
SEQRES   3 B  307  THR LEU ASN GLY LEU TRP LEU ASP ASP VAL VAL TYR CYS          
SEQRES   4 B  307  PRO ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU ASN          
SEQRES   5 B  307  PRO ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS          
SEQRES   6 B  307  ASN PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL          
SEQRES   7 B  307  ILE GLY HIS SER MET GLN ASN CYS VAL LEU LYS LEU LYS          
SEQRES   8 B  307  VAL ASP THR ALA ASN PRO LYS THR PRO LYS TYR LYS PHE          
SEQRES   9 B  307  VAL ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA          
SEQRES  10 B  307  CYS TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA          
SEQRES  11 B  307  MET ARG PRO ASN PHE THR ILE LYS GLY SER PHE LEU ASN          
SEQRES  12 B  307  GLY SER CYS GLY SER VAL GLY PHE ASN ILE ASP TYR ASP          
SEQRES  13 B  307  CYS VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO          
SEQRES  14 B  307  THR GLY VAL HIS ALA GLY THR ASP LEU GLU GLY ASN PHE          
SEQRES  15 B  307  TYR GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA          
SEQRES  16 B  307  GLY THR ASP THR THR ILE THR VAL ASN VAL LEU ALA TRP          
SEQRES  17 B  307  LEU TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU          
SEQRES  18 B  307  ASN ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL          
SEQRES  19 B  307  ALA MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS          
SEQRES  20 B  307  VAL ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE          
SEQRES  21 B  307  ALA VAL LEU ASP MET CYS ALA SER LEU LYS GLU LEU LEU          
SEQRES  22 B  307  GLN ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER ALA          
SEQRES  23 B  307  LEU LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG          
SEQRES  24 B  307  GLN CYS SER GLY VAL THR PHE GLN                              
HET    K36  A 401      40                                                       
HET    DMS  A 402       4                                                       
HET    K36  B 401      30                                                       
HETNAM     K36 (1S,2S)-2-({N-[(BENZYLOXY)CARBONYL]-L-LEUCYL}AMINO)-1-           
HETNAM   2 K36  HYDROXY-3-[(3S)-2-OXOPYRROLIDIN-3-YL]PROPANE-1-                 
HETNAM   3 K36  SULFONIC ACID                                                   
HETNAM     DMS DIMETHYL SULFOXIDE                                               
HETSYN     K36 GC376                                                            
FORMUL   3  K36    2(C21 H31 N3 O8 S)                                           
FORMUL   4  DMS    C2 H6 O S                                                    
FORMUL   6  HOH   *671(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 THR A   45  ASN A   51  1                                   7    
HELIX    4 AA4 ASN A   53  ARG A   60  1                                   8    
HELIX    5 AA5 SER A   62  PHE A   66  5                                   5    
HELIX    6 AA6 ILE A  200  ASN A  214  1                                  15    
HELIX    7 AA7 THR A  226  TYR A  237  1                                  12    
HELIX    8 AA8 THR A  243  LEU A  250  1                                   8    
HELIX    9 AA9 LEU A  250  GLY A  258  1                                   9    
HELIX   10 AB1 ALA A  260  GLY A  275  1                                  16    
HELIX   11 AB2 THR A  292  SER A  301  1                                  10    
HELIX   12 AB3 SER B   10  GLY B   15  1                                   6    
HELIX   13 AB4 HIS B   41  CYS B   44  5                                   4    
HELIX   14 AB5 GLU B   47  ASN B   51  5                                   5    
HELIX   15 AB6 ASN B   53  ARG B   60  1                                   8    
HELIX   16 AB7 SER B   62  PHE B   66  5                                   5    
HELIX   17 AB8 ILE B  200  ASN B  214  1                                  15    
HELIX   18 AB9 THR B  226  TYR B  237  1                                  12    
HELIX   19 AC1 THR B  243  LEU B  250  1                                   8    
HELIX   20 AC2 LEU B  250  GLY B  258  1                                   9    
HELIX   21 AC3 ALA B  260  GLY B  275  1                                  16    
HELIX   22 AC4 THR B  292  GLY B  302  1                                  11    
SHEET    1 AA1 7 VAL A  73  LEU A  75  0                                        
SHEET    2 AA1 7 LEU A  67  ALA A  70 -1  N  ALA A  70   O  VAL A  73           
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  89   N  VAL A  36           
SHEET    7 AA1 7 VAL A  77  GLN A  83 -1  N  GLN A  83   O  VAL A  86           
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           
SHEET    1 AA4 7 VAL B  73  LEU B  75  0                                        
SHEET    2 AA4 7 LEU B  67  ALA B  70 -1  N  ALA B  70   O  VAL B  73           
SHEET    3 AA4 7 MET B  17  CYS B  22 -1  N  GLN B  19   O  GLN B  69           
SHEET    4 AA4 7 THR B  25  LEU B  32 -1  O  LEU B  27   N  VAL B  20           
SHEET    5 AA4 7 VAL B  35  PRO B  39 -1  O  VAL B  35   N  LEU B  32           
SHEET    6 AA4 7 VAL B  86  VAL B  91 -1  O  LEU B  87   N  CYS B  38           
SHEET    7 AA4 7 VAL B  77  GLN B  83 -1  N  SER B  81   O  LYS B  88           
SHEET    1 AA5 5 LYS B 100  PHE B 103  0                                        
SHEET    2 AA5 5 CYS B 156  GLU B 166  1  O  VAL B 157   N  LYS B 100           
SHEET    3 AA5 5 VAL B 148  ASP B 153 -1  N  ASN B 151   O  SER B 158           
SHEET    4 AA5 5 THR B 111  TYR B 118 -1  N  SER B 113   O  PHE B 150           
SHEET    5 AA5 5 SER B 121  ALA B 129 -1  O  SER B 123   N  ALA B 116           
SHEET    1 AA6 3 LYS B 100  PHE B 103  0                                        
SHEET    2 AA6 3 CYS B 156  GLU B 166  1  O  VAL B 157   N  LYS B 100           
SHEET    3 AA6 3 HIS B 172  THR B 175 -1  O  ALA B 173   N  MET B 165           
LINK         SG  CYS A 145                 C21 K36 A 401     1555   1555  1.66  
LINK         SG  CYS B 145                 C21 K36 B 401     1555   1555  1.69  
CRYST1   55.450   99.020   59.583  90.00 108.54  90.00 P 1 21 1      4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.018034  0.000000  0.006048        0.00000                         
SCALE2      0.000000  0.010099  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.017702        0.00000