PDB Short entry for 7M55
HEADER    ANTIVIRAL PROTEIN, IMMUNE SYSTEM        22-MAR-21   7M55              
TITLE     B6 FAB FRAGMENT BOUND TO THE MERS-COV SPIKE STEM HELIX PEPTIDE        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SPIKE GLYCOPROTEIN STEM HELIX PEPTIDE;                     
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: RESIDUES 1230-1244 OF THE SPIKE GLYCOPROTEIN;              
COMPND   5 SYNONYM: S GLYCOPROTEIN,E2,PEPLOMER PROTEIN;                         
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: B6 ANTIGEN BINDING FRAGMENT (FAB) HEAVY CHAIN;             
COMPND   9 CHAIN: H;                                                            
COMPND  10 ENGINEERED: YES;                                                     
COMPND  11 MOL_ID: 3;                                                           
COMPND  12 MOLECULE: B6 ANTIGEN BINDING FRAGMENT (FAB) LIGHT CHAIN;             
COMPND  13 CHAIN: L;                                                            
COMPND  14 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 ORGANISM_SCIENTIFIC: MIDDLE EAST RESPIRATORY SYNDROME-RELATED        
SOURCE   4 CORONAVIRUS;                                                         
SOURCE   5 ORGANISM_COMMON: MERS-COV;                                           
SOURCE   6 ORGANISM_TAXID: 1335626;                                             
SOURCE   7 MOL_ID: 2;                                                           
SOURCE   8 ORGANISM_SCIENTIFIC: MUS MUSCULUS;                                   
SOURCE   9 ORGANISM_TAXID: 10090;                                               
SOURCE  10 EXPRESSION_SYSTEM: HOMO SAPIENS;                                     
SOURCE  11 EXPRESSION_SYSTEM_TAXID: 9606;                                       
SOURCE  12 MOL_ID: 3;                                                           
SOURCE  13 ORGANISM_SCIENTIFIC: MUS MUSCULUS;                                   
SOURCE  14 ORGANISM_TAXID: 10090;                                               
SOURCE  15 EXPRESSION_SYSTEM: HOMO SAPIENS;                                     
SOURCE  16 EXPRESSION_SYSTEM_TAXID: 9606                                        
KEYWDS    BROADLY NEUTRALIZING ANTIBODY, STRUCTURAL GENOMICS, SSGCID, CENTER    
KEYWDS   2 FOR STRUCTURAL GENOMICS OF INFECTIOUS DISEASES, CSGID, ANTIVIRAL     
KEYWDS   3 PROTEIN, SEATTLE STRUCTURAL GENOMICS CENTER FOR INFECTIOUS DISEASE,  
KEYWDS   4 IMMUNE SYSTEM                                                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.M.SAUER,Y.J.PARK,D.VEESLER,SEATTLE STRUCTURAL GENOMICS CENTER FOR   
AUTHOR   2 INFECTIOUS DISEASE (SSGCID)                                          
REVDAT   3   18-OCT-23 7M55    1       REMARK                                   
REVDAT   2   23-JUN-21 7M55    1       AUTHOR JRNL                              
REVDAT   1   26-MAY-21 7M55    0                                                
JRNL        AUTH   M.M.SAUER,M.A.TORTORICI,Y.J.PARK,A.C.WALLS,L.HOMAD,          
JRNL        AUTH 2 O.J.ACTON,J.E.BOWEN,C.WANG,X.XIONG,W.DE VAN DER SCHUEREN,    
JRNL        AUTH 3 J.QUISPE,B.G.HOFFSTROM,B.J.BOSCH,A.T.MCGUIRE,D.VEESLER       
JRNL        TITL   STRUCTURAL BASIS FOR BROAD CORONAVIRUS NEUTRALIZATION.       
JRNL        REF    NAT.STRUCT.MOL.BIOL.          V.  28   478 2021              
JRNL        REFN                   ESSN 1545-9985                               
JRNL        PMID   33981021                                                     
JRNL        DOI    10.1038/S41594-021-00596-4                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.40 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.19.1                                        
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) : 1.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 43.49                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.360                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 86866                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.175                           
REMARK   3   R VALUE            (WORKING SET) : 0.173                           
REMARK   3   FREE R VALUE                     : 0.200                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.950                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 4304                            
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 43.4900 -  4.3500    0.99     2835   150  0.1480 0.1707        
REMARK   3     2  4.3500 -  3.4500    0.99     2784   132  0.1323 0.1607        
REMARK   3     3  3.4500 -  3.0200    0.99     2787   129  0.1538 0.1662        
REMARK   3     4  3.0200 -  2.7400    0.99     2785   139  0.1651 0.2155        
REMARK   3     5  2.7400 -  2.5400    0.99     2755   147  0.1691 0.1873        
REMARK   3     6  2.5400 -  2.3900    0.99     2744   158  0.1709 0.1914        
REMARK   3     7  2.3900 -  2.2700    1.00     2756   149  0.1726 0.2079        
REMARK   3     8  2.2700 -  2.1700    1.00     2767   146  0.1767 0.2142        
REMARK   3     9  2.1700 -  2.0900    1.00     2766   137  0.1716 0.1634        
REMARK   3    10  2.0900 -  2.0200    1.00     2755   140  0.1771 0.1861        
REMARK   3    11  2.0200 -  1.9600    1.00     2741   155  0.1752 0.1978        
REMARK   3    12  1.9600 -  1.9000    1.00     2771   137  0.1785 0.2014        
REMARK   3    13  1.9000 -  1.8500    1.00     2742   140  0.1813 0.2315        
REMARK   3    14  1.8500 -  1.8000    1.00     2762   141  0.1874 0.2260        
REMARK   3    15  1.8000 -  1.7600    1.00     2783   156  0.1936 0.2276        
REMARK   3    16  1.7600 -  1.7300    1.00     2717   131  0.1999 0.2265        
REMARK   3    17  1.7300 -  1.6900    1.00     2734   148  0.1964 0.2283        
REMARK   3    18  1.6900 -  1.6600    1.00     2798   144  0.2025 0.2827        
REMARK   3    19  1.6600 -  1.6300    1.00     2715   149  0.2034 0.2371        
REMARK   3    20  1.6300 -  1.6000    1.00     2771   136  0.2048 0.2362        
REMARK   3    21  1.6000 -  1.5800    1.00     2747   145  0.2103 0.2242        
REMARK   3    22  1.5800 -  1.5500    1.00     2745   135  0.2126 0.2295        
REMARK   3    23  1.5500 -  1.5300    1.00     2791   146  0.2208 0.2618        
REMARK   3    24  1.5300 -  1.5100    1.00     2668   161  0.2264 0.2721        
REMARK   3    25  1.5100 -  1.4900    1.00     2802   156  0.2295 0.2288        
REMARK   3    26  1.4900 -  1.4700    0.99     2685   137  0.2390 0.2433        
REMARK   3    27  1.4700 -  1.4500    0.99     2732   148  0.2437 0.3003        
REMARK   3    28  1.4500 -  1.4300    0.99     2718   137  0.2524 0.2654        
REMARK   3    29  1.4300 -  1.4200    0.98     2706   133  0.2700 0.2795        
REMARK   3    30  1.4200 -  1.4000    0.98     2700   142  0.2808 0.3041        
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)     : 0.150            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.210           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 27.30                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.009           3703                                  
REMARK   3   ANGLE     :  1.086           5091                                  
REMARK   3   CHIRALITY :  0.095            583                                  
REMARK   3   PLANARITY :  0.008            656                                  
REMARK   3   DIHEDRAL  : 13.069           1370                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 5                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 1230 THROUGH 1240 )               
REMARK   3    ORIGIN FOR THE GROUP (A):  11.0633  11.2534  42.5683              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.3951 T22:   1.0718                                     
REMARK   3      T33:   0.1620 T12:   0.3049                                     
REMARK   3      T13:   0.0848 T23:  -0.1110                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.9498 L22:   1.2431                                     
REMARK   3      L33:   3.6211 L12:  -0.4160                                     
REMARK   3      L13:  -1.3464 L23:   1.1867                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0852 S12:  -0.1953 S13:   0.1441                       
REMARK   3      S21:   0.1364 S22:   0.0462 S23:   0.0122                       
REMARK   3      S31:  -0.2293 S32:  -0.0079 S33:  -0.1281                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: CHAIN 'H' AND (RESID 3 THROUGH 121 )                   
REMARK   3    ORIGIN FOR THE GROUP (A):   8.1501   6.1988  24.4906              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1485 T22:   0.5854                                     
REMARK   3      T33:   0.2357 T12:   0.0364                                     
REMARK   3      T13:   0.0396 T23:   0.1201                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.9420 L22:   0.2948                                     
REMARK   3      L33:   1.3376 L12:  -0.1176                                     
REMARK   3      L13:   0.2664 L23:  -0.0845                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0957 S12:  -1.0599 S13:  -0.2004                       
REMARK   3      S21:   0.0859 S22:   0.2391 S23:   0.2616                       
REMARK   3      S31:  -0.0553 S32:  -0.7716 S33:  -0.1555                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: CHAIN 'H' AND (RESID 122 THROUGH 222 )                 
REMARK   3    ORIGIN FOR THE GROUP (A):  16.6699  -3.3624  -3.2643              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1093 T22:   0.0653                                     
REMARK   3      T33:   0.1539 T12:   0.0047                                     
REMARK   3      T13:  -0.0174 T23:   0.0120                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.1176 L22:   4.5887                                     
REMARK   3      L33:   1.0331 L12:  -1.1883                                     
REMARK   3      L13:  -0.2153 L23:   1.2121                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0609 S12:   0.1130 S13:   0.0381                       
REMARK   3      S21:  -0.0986 S22:  -0.1269 S23:  -0.0900                       
REMARK   3      S31:  -0.0205 S32:  -0.1183 S33:   0.0589                       
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    SELECTION: CHAIN 'L' AND (RESID 3 THROUGH 115 )                   
REMARK   3    ORIGIN FOR THE GROUP (A):  29.1793   4.6860  29.5319              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1536 T22:   0.3070                                     
REMARK   3      T33:   0.1387 T12:   0.0502                                     
REMARK   3      T13:  -0.0152 T23:   0.0161                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.2951 L22:   0.5692                                     
REMARK   3      L33:   4.8304 L12:  -0.1239                                     
REMARK   3      L13:  -0.7908 L23:   0.4231                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1213 S12:  -0.5790 S13:  -0.0170                       
REMARK   3      S21:   0.1512 S22:   0.1314 S23:  -0.0075                       
REMARK   3      S31:  -0.0974 S32:  -0.1770 S33:   0.0086                       
REMARK   3   TLS GROUP : 5                                                      
REMARK   3    SELECTION: CHAIN 'L' AND (RESID 116 THROUGH 220 )                 
REMARK   3    ORIGIN FOR THE GROUP (A):  29.4296   4.0077  -9.2925              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1213 T22:   0.0880                                     
REMARK   3      T33:   0.1307 T12:   0.0262                                     
REMARK   3      T13:  -0.0073 T23:  -0.0063                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.6384 L22:   0.7657                                     
REMARK   3      L33:   3.2445 L12:  -0.8594                                     
REMARK   3      L13:   1.4768 L23:  -0.9060                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1351 S12:   0.3809 S13:  -0.0025                       
REMARK   3      S21:  -0.1042 S22:  -0.1031 S23:   0.0111                       
REMARK   3      S31:   0.0473 S32:   0.1339 S33:  -0.0337                       
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 7M55 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-MAR-21.                  
REMARK 100 THE DEPOSITION ID IS D_1001310083.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 07-FEB-20                          
REMARK 200  TEMPERATURE           (KELVIN) : 80                                 
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.977410                           
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 300K               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS                            
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 86876                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 43.490                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY                : 1.900                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.7100                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.45                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.90                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.510                              
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: PDB ENTRY 6NB8                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.22                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M MAGNESIUM CHLORIDE AND 20% (W/V)   
REMARK 280  PEG3350, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K            
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
REMARK 290       4555   -X+1/2,Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       46.79450            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       30.22200            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       46.79450            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       30.22200            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5780 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 18660 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -27.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, H, L                               
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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH H 418  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH H 584  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     ASN A  1241                                                      
REMARK 465     VAL A  1242                                                      
REMARK 465     SER A  1243                                                      
REMARK 465     THR A  1244                                                      
REMARK 465     CYS L   221                                                      
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     GLU A1237    CG   CD   OE1  OE2                                  
REMARK 470     LYS A1240    CG   CD   CE   NZ                                   
REMARK 470     TYR H  56    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     LYS H  67    CG   CD   CE   NZ                                   
REMARK 470     LYS H 214    CG   CD   CE   NZ                                   
REMARK 470     LYS H 222    CG   CD   CE   NZ                                   
REMARK 470     ASN L   3    CG   OD1  ND2                                       
REMARK 470     LYS L  26    CG   CD   CE   NZ                                   
REMARK 470     SER L  64    OG                                                  
REMARK 470     LYS L 133    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 L   315     O    HOH L   530              2.07            
REMARK 500   O    HOH H   572     O    HOH H   617              2.09            
REMARK 500   O    HOH H   563     O    HOH L   493              2.13            
REMARK 500   O    HOH H   401     O    HOH H   653              2.15            
REMARK 500   O    HOH H   528     O    HOH H   612              2.15            
REMARK 500   O    HOH L   531     O    HOH L   543              2.18            
REMARK 500   O    HOH H   638     O    HOH L   353              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   O    HOH H   549     O    HOH L   416     4545     2.06            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    CYS H  98   CA  -  CB  -  SG  ANGL. DEV. =   8.1 DEGREES          
REMARK 500    CYS H 204   CA  -  CB  -  SG  ANGL. DEV. =   9.1 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    LYS H  45      -76.84   -146.72                                   
REMARK 500    ASP H 152       65.23     74.17                                   
REMARK 500    ALA L  59      -34.36     69.13                                   
REMARK 500    ALA L  92      168.46    178.38                                   
REMARK 500    SER L 101     -164.43   -110.45                                   
REMARK 500    LYS L 197      -60.88   -101.85                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  7M55 A 1230  1244  UNP    K9N5Q8   SPIKE_MERS1   1230   1244             
DBREF  7M55 H    3   222  PDB    7M55     7M55             3    222             
DBREF  7M55 L    3   221  PDB    7M55     7M55             3    221             
SEQRES   1 A   15  ASP PHE GLN ASP GLU LEU ASP GLU PHE PHE LYS ASN VAL          
SEQRES   2 A   15  SER THR                                                      
SEQRES   1 H  220  GLU VAL GLN LEU GLN GLN SER GLY PRO VAL LEU VAL LYS          
SEQRES   2 H  220  PRO GLY ALA SER VAL ARG MET SER CYS LYS ALA SER GLY          
SEQRES   3 H  220  TYR THR ILE THR ASP TYR TYR LEU ASN TRP VAL LYS GLN          
SEQRES   4 H  220  SER HIS GLY LYS SER LEU GLU TRP LEU GLY VAL LEU ASN          
SEQRES   5 H  220  PRO TYR SER GLY GLY SER LEU TYR SER GLN THR PHE LYS          
SEQRES   6 H  220  GLY LYS ALA THR LEU THR VAL ASP ARG SER SER SER THR          
SEQRES   7 H  220  ALA TYR LEU GLU LEU ASN SER LEU THR SER GLU ASP SER          
SEQRES   8 H  220  ALA VAL TYR TYR CYS ALA ARG GLN LEU GLY ARG GLY ASN          
SEQRES   9 H  220  GLY LEU ASP TYR TRP GLY GLN GLY THR SER VAL THR VAL          
SEQRES  10 H  220  SER SER VAL SER THR LYS GLY PRO SER VAL PHE PRO LEU          
SEQRES  11 H  220  ALA PRO SER SER LYS SER THR SER GLY GLY THR ALA ALA          
SEQRES  12 H  220  LEU GLY CYS LEU VAL LYS ASP TYR PHE PRO GLU PRO VAL          
SEQRES  13 H  220  THR VAL SER TRP ASN SER GLY ALA LEU THR SER GLY VAL          
SEQRES  14 H  220  HIS THR PHE PRO ALA VAL LEU GLN SER SER GLY LEU TYR          
SEQRES  15 H  220  SER LEU SER SER VAL VAL THR VAL PRO SER SER SER LEU          
SEQRES  16 H  220  GLY THR GLN THR TYR ILE CYS ASN VAL ASN HIS LYS PRO          
SEQRES  17 H  220  SER ASN THR LYS VAL ASP LYS ARG VAL GLU PRO LYS              
SEQRES   1 L  219  ASN ILE MET MET THR GLN SER PRO SER SER LEU ALA VAL          
SEQRES   2 L  219  SER ALA GLY GLU LYS VAL THR MET SER CYS LYS SER SER          
SEQRES   3 L  219  GLN SER VAL LEU HIS SER SER ASP GLN LYS ASN TYR LEU          
SEQRES   4 L  219  ALA TRP TYR GLN GLN LYS PRO GLY GLN SER PRO LYS LEU          
SEQRES   5 L  219  LEU ILE TYR TRP ALA SER THR ARG GLU SER GLY VAL PRO          
SEQRES   6 L  219  ASP ARG PHE THR GLY SER GLY SER GLY THR ASP PHE THR          
SEQRES   7 L  219  LEU THR ILE SER SER VAL GLN ALA GLU ASP LEU ALA VAL          
SEQRES   8 L  219  TYR PHE CYS HIS GLN TYR LEU SER SER TYR THR PHE GLY          
SEQRES   9 L  219  GLY GLY THR LYS LEU GLU ILE LYS ARG THR VAL ALA ALA          
SEQRES  10 L  219  PRO SER VAL PHE ILE PHE PRO PRO SER ASP GLU GLN LEU          
SEQRES  11 L  219  LYS SER GLY THR ALA SER VAL VAL CYS LEU LEU ASN ASN          
SEQRES  12 L  219  PHE TYR PRO ARG GLU ALA LYS VAL GLN TRP LYS VAL ASP          
SEQRES  13 L  219  ASN ALA LEU GLN SER GLY ASN SER GLN GLU SER VAL THR          
SEQRES  14 L  219  GLU GLN ASP SER LYS ASP SER THR TYR SER LEU SER SER          
SEQRES  15 L  219  THR LEU THR LEU SER LYS ALA ASP TYR GLU LYS HIS LYS          
SEQRES  16 L  219  VAL TYR ALA CYS GLU VAL THR HIS GLN GLY LEU SER SER          
SEQRES  17 L  219  PRO VAL THR LYS SER PHE ASN ARG GLY GLU CYS                  
HET    GOL  H 301       6                                                       
HET    GOL  H 302       6                                                       
HET    GOL  H 303       6                                                       
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   4  GOL    3(C3 H8 O3)                                                  
FORMUL   7  HOH   *562(H2 O)                                                    
HELIX    1 AA1 ASP A 1230  LYS A 1240  1                                  11    
HELIX    2 AA2 THR H   30  TYR H   34  5                                   5    
HELIX    3 AA3 ARG H   76  SER H   78  5                                   3    
HELIX    4 AA4 THR H   89  SER H   93  5                                   5    
HELIX    5 AA5 SER H  164  ALA H  166  5                                   3    
HELIX    6 AA6 SER H  195  LEU H  197  5                                   3    
HELIX    7 AA7 LYS H  209  ASN H  212  5                                   4    
HELIX    8 AA8 GLN L   87  LEU L   91  5                                   5    
HELIX    9 AA9 SER L  128  SER L  134  1                                   7    
HELIX   10 AB1 LYS L  190  GLU L  194  1                                   5    
SHEET    1 AA1 4 GLN H   5  GLN H   8  0                                        
SHEET    2 AA1 4 VAL H  20  SER H  27 -1  O  LYS H  25   N  GLN H   7           
SHEET    3 AA1 4 THR H  80  LEU H  85 -1  O  ALA H  81   N  CYS H  24           
SHEET    4 AA1 4 ALA H  70  ASP H  75 -1  N  ASP H  75   O  THR H  80           
SHEET    1 AA2 6 VAL H  12  VAL H  14  0                                        
SHEET    2 AA2 6 THR H 115  VAL H 119  1  O  THR H 118   N  VAL H  14           
SHEET    3 AA2 6 ALA H  94  GLN H 101 -1  N  ALA H  94   O  VAL H 117           
SHEET    4 AA2 6 TYR H  35  GLN H  41 -1  N  VAL H  39   O  TYR H  97           
SHEET    5 AA2 6 GLU H  48  LEU H  53 -1  O  LEU H  53   N  LEU H  36           
SHEET    6 AA2 6 SER H  60  TYR H  62 -1  O  LEU H  61   N  VAL H  52           
SHEET    1 AA3 4 VAL H  12  VAL H  14  0                                        
SHEET    2 AA3 4 THR H 115  VAL H 119  1  O  THR H 118   N  VAL H  14           
SHEET    3 AA3 4 ALA H  94  GLN H 101 -1  N  ALA H  94   O  VAL H 117           
SHEET    4 AA3 4 LEU H 108  TRP H 111 -1  O  TYR H 110   N  ARG H 100           
SHEET    1 AA4 4 SER H 128  LEU H 132  0                                        
SHEET    2 AA4 4 THR H 143  TYR H 153 -1  O  LEU H 149   N  PHE H 130           
SHEET    3 AA4 4 TYR H 184  PRO H 193 -1  O  LEU H 186   N  VAL H 150           
SHEET    4 AA4 4 VAL H 171  THR H 173 -1  N  HIS H 172   O  VAL H 189           
SHEET    1 AA5 4 THR H 139  SER H 140  0                                        
SHEET    2 AA5 4 THR H 143  TYR H 153 -1  O  THR H 143   N  SER H 140           
SHEET    3 AA5 4 TYR H 184  PRO H 193 -1  O  LEU H 186   N  VAL H 150           
SHEET    4 AA5 4 VAL H 177  LEU H 178 -1  N  VAL H 177   O  SER H 185           
SHEET    1 AA6 3 THR H 159  TRP H 162  0                                        
SHEET    2 AA6 3 ILE H 203  HIS H 208 -1  O  ASN H 205   N  SER H 161           
SHEET    3 AA6 3 THR H 213  ARG H 218 -1  O  VAL H 215   N  VAL H 206           
SHEET    1 AA7 4 MET L   6  SER L   9  0                                        
SHEET    2 AA7 4 VAL L  21  SER L  27 -1  O  SER L  24   N  SER L   9           
SHEET    3 AA7 4 ASP L  78  ILE L  83 -1  O  PHE L  79   N  CYS L  25           
SHEET    4 AA7 4 PHE L  70  SER L  75 -1  N  THR L  71   O  THR L  82           
SHEET    1 AA8 6 SER L  12  SER L  16  0                                        
SHEET    2 AA8 6 THR L 109  LYS L 114  1  O  GLU L 112   N  LEU L  13           
SHEET    3 AA8 6 ALA L  92  GLN L  98 -1  N  ALA L  92   O  LEU L 111           
SHEET    4 AA8 6 LEU L  41  GLN L  46 -1  N  ALA L  42   O  HIS L  97           
SHEET    5 AA8 6 LYS L  53  TYR L  57 -1  O  LEU L  55   N  TRP L  43           
SHEET    6 AA8 6 THR L  61  ARG L  62 -1  O  THR L  61   N  TYR L  57           
SHEET    1 AA9 4 SER L  12  SER L  16  0                                        
SHEET    2 AA9 4 THR L 109  LYS L 114  1  O  GLU L 112   N  LEU L  13           
SHEET    3 AA9 4 ALA L  92  GLN L  98 -1  N  ALA L  92   O  LEU L 111           
SHEET    4 AA9 4 THR L 104  PHE L 105 -1  O  THR L 104   N  GLN L  98           
SHEET    1 AB1 2 LEU L  32  HIS L  33  0                                        
SHEET    2 AB1 2 LYS L  38  ASN L  39 -1  O  LYS L  38   N  HIS L  33           
SHEET    1 AB2 4 SER L 121  PHE L 125  0                                        
SHEET    2 AB2 4 THR L 136  PHE L 146 -1  O  LEU L 142   N  PHE L 123           
SHEET    3 AB2 4 TYR L 180  SER L 189 -1  O  LEU L 182   N  LEU L 143           
SHEET    4 AB2 4 SER L 166  VAL L 170 -1  N  GLN L 167   O  THR L 185           
SHEET    1 AB3 4 ALA L 160  LEU L 161  0                                        
SHEET    2 AB3 4 ALA L 151  VAL L 157 -1  N  VAL L 157   O  ALA L 160           
SHEET    3 AB3 4 VAL L 198  HIS L 205 -1  O  GLU L 202   N  GLN L 154           
SHEET    4 AB3 4 VAL L 212  ASN L 217 -1  O  VAL L 212   N  VAL L 203           
SSBOND   1 CYS H   24    CYS H   98                          1555   1555  2.04  
SSBOND   2 CYS H  148    CYS H  204                          1555   1555  2.03  
SSBOND   3 CYS L   25    CYS L   96                          1555   1555  2.10  
SSBOND   4 CYS L  141    CYS L  201                          1555   1555  2.06  
CISPEP   1 PHE H  154    PRO H  155          0        -5.21                     
CISPEP   2 GLU H  156    PRO H  157          0        -0.93                     
CISPEP   3 SER L    9    PRO L   10          0        -6.12                     
CISPEP   4 SER L    9    PRO L   10          0        -8.04                     
CISPEP   5 TYR L  147    PRO L  148          0         2.18                     
CRYST1   93.589   60.444   79.710  90.00  93.75  90.00 C 1 2 1       4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.010685  0.000000  0.000700        0.00000                         
SCALE2      0.000000  0.016544  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012572        0.00000