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Database: PDB
Entry: 4AXI
LinkDB: 4AXI
Original site: 4AXI 
HEADER    STRUCTURAL PROTEIN                      13-JUN-12   4AXI              
TITLE     STRUCTURE OF THE CLOSTRIDIUM DIFFICILE EUTS PROTEIN                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ETHANOLAMINE CARBOXYSOME STRUCTURAL PROTEIN;               
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: EUTS;                                                       
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM DIFFICILE;                          
SOURCE   3 ORGANISM_TAXID: 272563;                                              
SOURCE   4 STRAIN: 630;                                                         
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI B;                               
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 37762;                                      
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: B834;                                      
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_VECTOR: PET28B                                     
KEYWDS    STRUCTURAL PROTEIN, ETHANOLAMINE, BACTERIAL MICROCOMPARTMENT, BMC     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.C.PITTS,L.R.TUCK,A.FAULDS-PAIN,R.J.LEWIS,J.MARLES-WRIGHT            
REVDAT   4   20-DEC-23 4AXI    1       REMARK                                   
REVDAT   3   08-MAY-19 4AXI    1       REMARK                                   
REVDAT   2   17-APR-13 4AXI    1       JRNL                                     
REVDAT   1   27-JUN-12 4AXI    0                                                
JRNL        AUTH   A.C.PITTS,L.R.TUCK,A.FAULDS-PAIN,R.J.LEWIS,J.MARLES-WRIGHT   
JRNL        TITL   STRUCTURAL INSIGHT INTO THE CLOSTRIDIUM DIFFICILE            
JRNL        TITL 2 ETHANOLAMINE UTILISATION MICROCOMPARTMENT.                   
JRNL        REF    PLOS ONE                      V.   7 48360 2012              
JRNL        REFN                   ESSN 1932-6203                               
JRNL        PMID   23144756                                                     
JRNL        DOI    10.1371/JOURNAL.PONE.0048360                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.51 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE)                               
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) : 1.51                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 27.93                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 2.060                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 34282                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.142                           
REMARK   3   R VALUE            (WORKING SET) : 0.140                           
REMARK   3   FREE R VALUE                     : 0.180                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1727                            
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 27.9348 -  3.2517    0.98     3150   206  0.1661 0.1849        
REMARK   3     2  3.2517 -  2.5815    1.00     3269   152  0.1344 0.1805        
REMARK   3     3  2.5815 -  2.2554    1.00     3279   171  0.1178 0.1397        
REMARK   3     4  2.2554 -  2.0492    1.00     3233   179  0.1128 0.1750        
REMARK   3     5  2.0492 -  1.9024    1.00     3281   176  0.1083 0.1588        
REMARK   3     6  1.9024 -  1.7903    1.00     3295   152  0.1119 0.1718        
REMARK   3     7  1.7903 -  1.7006    1.00     3252   184  0.1183 0.1940        
REMARK   3     8  1.7006 -  1.6266    1.00     3255   179  0.1466 0.2043        
REMARK   3     9  1.6266 -  1.5640    1.00     3297   161  0.1738 0.2350        
REMARK   3    10  1.5640 -  1.5100    1.00     3244   167  0.2310 0.2972        
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              : 0.39                                          
REMARK   3   B_SOL              : 53.97                                         
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.190            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 15.730           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 17.64                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 20.06                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 3.90180                                              
REMARK   3    B22 (A**2) : 3.90180                                              
REMARK   3    B33 (A**2) : 6.54840                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
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      :  0.016           1804                                  
REMARK   3   ANGLE     :  1.679           2457                                  
REMARK   3   CHIRALITY :  0.099            311                                  
REMARK   3   PLANARITY :  0.007            313                                  
REMARK   3   DIHEDRAL  : 12.923            678                                  
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: RESIDUE GLU11 ADOPTS MULTIPLE             
REMARK   3  CONFORMATIONS IN BOTH CHAINS AND IS MODELLED IN ALTERNATING         
REMARK   3  CONFORMATIONS OWING TO STEREOCHEMICAL CONSTRAINTS.                  
REMARK   4                                                                      
REMARK   4 4AXI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 13-JUN-12.                  
REMARK 100 THE DEPOSITION ID IS D_1290052886.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 22-NOV-09                          
REMARK 200  TEMPERATURE           (KELVIN) : 93                                 
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I02                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9793                             
REMARK 200  MONOCHROMATOR                  : SINGLE CRYSTAL                     
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC CCD                           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 34286                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.510                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 61.600                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY                : 3.800                              
REMARK 200  R MERGE                    (I) : 0.06000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.4000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.51                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.59                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.80                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.50000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.500                              
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 3CGI                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.21                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN IN 200 MM NACL, 50 MM TRIS HCL   
REMARK 280  PH 8.0 HANGING DROP VAPOUR DIFFUSION WITH 100/100 NL PROTEIN:       
REMARK 280  PRECIPITANT OVER 100 UL WELL SOLUTION OF 24% (W/V) PEG 1500, 20%    
REMARK 280  (W/V) GLYCEROL, VAPOR DIFFUSION, HANGING DROP                       
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       5555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       6555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290       7555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290       8555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290       9555   -X+Y+1/3,-X+2/3,Z+2/3                                   
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       61.60000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       35.56478            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       12.90667            
REMARK 290   SMTRY1   5 -0.500000 -0.866025  0.000000       61.60000            
REMARK 290   SMTRY2   5  0.866025 -0.500000  0.000000       35.56478            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       12.90667            
REMARK 290   SMTRY1   6 -0.500000  0.866025  0.000000       61.60000            
REMARK 290   SMTRY2   6 -0.866025 -0.500000  0.000000       35.56478            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       12.90667            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       71.12955            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       25.81333            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       71.12955            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       25.81333            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       71.12955            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       25.81333            
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: HEXAMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 20830 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 25200 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -99.6 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 350   BIOMT1   2 -0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   2 -0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -0.500000 -0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   3  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   3  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     MET A     0                                                      
REMARK 465     GLY A     1                                                      
REMARK 465     GLU A   118                                                      
REMARK 465     HIS A   119                                                      
REMARK 465     HIS A   120                                                      
REMARK 465     HIS A   121                                                      
REMARK 465     HIS A   122                                                      
REMARK 465     HIS A   123                                                      
REMARK 465     HIS A   124                                                      
REMARK 465     MET B     0                                                      
REMARK 465     GLY B     1                                                      
REMARK 465     LEU B   117                                                      
REMARK 465     GLU B   118                                                      
REMARK 465     HIS B   119                                                      
REMARK 465     HIS B   120                                                      
REMARK 465     HIS B   121                                                      
REMARK 465     HIS B   122                                                      
REMARK 465     HIS B   123                                                      
REMARK 465     HIS B   124                                                      
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   OD2  ASP B    87     HG   SER B    89              1.52            
REMARK 500   O    THR B   116     O    HOH B  2013              1.92            
REMARK 500   O    THR A   116     O    HOH A  2035              1.96            
REMARK 500   O    HOH A  2034     O    HOH A  2035              2.05            
REMARK 500   O    HOH A  2072     O    HOH A  2073              2.13            
REMARK 500   OD2  ASP B    87     OG   SER B    89              2.16            
REMARK 500   OD1  ASP A    97     O    HOH A  2081              2.17            
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   HE3  MET B   105     O    HOH A  2088     3555     1.58            
REMARK 500   O    HOH A  2016     O    HOH A  2017     2555     2.15            
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 B   8   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ARG B   8   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.5 DEGREES          
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 A2006        DISTANCE =  6.18 ANGSTROMS                       
REMARK 525    HOH A2007        DISTANCE =  6.82 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 1118                
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 N-TERMINAL INSERTION OF GLYCINE AFTER INITIATING                     
REMARK 999 METHIONINE AND C-TERMINAL HIS-TAG                                    
DBREF  4AXI A    2   116  UNP    Q187M0   Q187M0_CLOD6     2    116             
DBREF  4AXI B    2   116  UNP    Q187M0   Q187M0_CLOD6     2    116             
SEQADV 4AXI MET A    0  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI GLY A    1  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI LEU A  117  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI GLU A  118  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS A  119  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS A  120  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS A  121  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS A  122  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS A  123  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS A  124  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI MET B    0  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI GLY B    1  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI LEU B  117  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI GLU B  118  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS B  119  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS B  120  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS B  121  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS B  122  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS B  123  UNP  Q187M0              EXPRESSION TAG                 
SEQADV 4AXI HIS B  124  UNP  Q187M0              EXPRESSION TAG                 
SEQRES   1 A  125  MET GLY THR GLU GLU SER LYS GLN ARG VAL ILE GLN GLU          
SEQRES   2 A  125  TYR VAL PRO GLY LYS GLN VAL THR LEU ALA HIS ILE ILE          
SEQRES   3 A  125  ALA ASN PRO ASN GLU ASP ILE TYR LYS LYS LEU GLY LEU          
SEQRES   4 A  125  VAL LEU ASP LYS LYS ASP ALA ILE GLY ILE LEU THR ILE          
SEQRES   5 A  125  THR PRO SER GLU ALA SER ILE ILE ALA ALA ASP VAL ALA          
SEQRES   6 A  125  THR LYS ALA SER ASN VAL SER LEU GLY PHE ILE ASP ARG          
SEQRES   7 A  125  PHE SER GLY SER VAL VAL ILE SER GLY ASP VAL SER SER          
SEQRES   8 A  125  VAL GLU SER ALA LEU ASN ASP VAL LEU GLU VAL LEU GLY          
SEQRES   9 A  125  ASN MET LEU ASN PHE SER SER THR LYS ILE THR ARG THR          
SEQRES  10 A  125  LEU GLU HIS HIS HIS HIS HIS HIS                              
SEQRES   1 B  125  MET GLY THR GLU GLU SER LYS GLN ARG VAL ILE GLN GLU          
SEQRES   2 B  125  TYR VAL PRO GLY LYS GLN VAL THR LEU ALA HIS ILE ILE          
SEQRES   3 B  125  ALA ASN PRO ASN GLU ASP ILE TYR LYS LYS LEU GLY LEU          
SEQRES   4 B  125  VAL LEU ASP LYS LYS ASP ALA ILE GLY ILE LEU THR ILE          
SEQRES   5 B  125  THR PRO SER GLU ALA SER ILE ILE ALA ALA ASP VAL ALA          
SEQRES   6 B  125  THR LYS ALA SER ASN VAL SER LEU GLY PHE ILE ASP ARG          
SEQRES   7 B  125  PHE SER GLY SER VAL VAL ILE SER GLY ASP VAL SER SER          
SEQRES   8 B  125  VAL GLU SER ALA LEU ASN ASP VAL LEU GLU VAL LEU GLY          
SEQRES   9 B  125  ASN MET LEU ASN PHE SER SER THR LYS ILE THR ARG THR          
SEQRES  10 B  125  LEU GLU HIS HIS HIS HIS HIS HIS                              
HET    GOL  A1118      14                                                       
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   3  GOL    C3 H8 O3                                                     
FORMUL   4  HOH   *150(H2 O)                                                    
HELIX    1   1 THR A    2  LYS A    6  5                                   5    
HELIX    2   2 ASN A   29  LEU A   36  1                                   8    
HELIX    3   3 GLU A   55  LYS A   66  1                                  12    
HELIX    4   4 ASP A   87  ASN A  104  1                                  18    
HELIX    5   5 THR B    2  LYS B    6  5                                   5    
HELIX    6   6 ASN B   29  LEU B   36  1                                   8    
HELIX    7   7 GLU B   55  SER B   68  1                                  14    
HELIX    8   8 ASP B   87  ASN B  104  1                                  18    
SHEET    1  AA 2 GLN A   7  TYR A  13  0                                        
SHEET    2  AA 2 VAL B   9  PRO B  15  1  O  ILE B  10   N  VAL A   9           
SHEET    1  AB 5 VAL A  70  ILE A  75  0                                        
SHEET    2  AB 5 VAL A  82  GLY A  86 -1  O  VAL A  83   N  GLY A  73           
SHEET    3  AB 5 ALA A  45  THR A  52 -1  O  ALA A  45   N  GLY A  86           
SHEET    4  AB 5 GLN A  18  ILE A  25 -1  O  GLN A  18   N  THR A  52           
SHEET    5  AB 5 THR A 114  THR A 116  1  O  THR A 114   N  ILE A  24           
SHEET    1  BA 5 SER B  71  ILE B  75  0                                        
SHEET    2  BA 5 VAL B  82  GLY B  86 -1  O  VAL B  83   N  GLY B  73           
SHEET    3  BA 5 ALA B  45  THR B  52 -1  O  ALA B  45   N  GLY B  86           
SHEET    4  BA 5 GLN B  18  ILE B  25 -1  O  GLN B  18   N  THR B  52           
SHEET    5  BA 5 THR B 114  ARG B 115  1  O  THR B 114   N  ILE B  24           
CISPEP   1 THR A   52    PRO A   53          0        -4.03                     
CISPEP   2 THR B   52    PRO B   53          0        -0.60                     
SITE     1 AC1  8 PRO A  53  SER A  54  GLU A  55  HOH A2053                    
SITE     2 AC1  8 HOH A2090  TYR B  13  SER B  79  HOH B2022                    
CRYST1  123.200  123.200   38.720  90.00  90.00 120.00 H 3          18          
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      0.008117  0.004686  0.000000        0.00000                         
SCALE2      0.000000  0.009373  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.025826        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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