HEADER    TRANSFERASE                             09-SEP-11   3TQG              
TITLE     STRUCTURE OF THE 2-METHYLCITRATE SYNTHASE (PRPC) FROM COXIELLA        
TITLE    2 BURNETII                                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 2-METHYLCITRATE SYNTHASE;                                  
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 2.3.3.5;                                                         
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: COXIELLA BURNETII;                              
SOURCE   3 ORGANISM_TAXID: 777;                                                 
SOURCE   4 STRAIN: RSA 493 NINE MILE PHASE I;                                   
SOURCE   5 GENE: CBU_0772, PRPC;                                                
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET                                       
KEYWDS    ENERGY METABOLISM, TRANSFERASE                                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.C.FRANKLIN,J.CHEUNG,M.RUDOLPH,M.CASSIDY,E.GARY,F.BURSHTEYN,J.LOVE   
REVDAT   6   09-OCT-24 3TQG    1       REMARK                                   
REVDAT   5   06-DEC-23 3TQG    1       REMARK                                   
REVDAT   4   13-SEP-23 3TQG    1       SEQADV LINK                              
REVDAT   3   20-JAN-16 3TQG    1       JRNL                                     
REVDAT   2   24-JUN-15 3TQG    1       JRNL                                     
REVDAT   1   28-SEP-11 3TQG    0                                                
JRNL        AUTH   M.C.FRANKLIN,J.CHEUNG,M.J.RUDOLPH,F.BURSHTEYN,M.CASSIDY,     
JRNL        AUTH 2 E.GARY,B.HILLERICH,Z.K.YAO,P.R.CARLIER,M.TOTROV,J.D.LOVE     
JRNL        TITL   STRUCTURAL GENOMICS FOR DRUG DESIGN AGAINST THE PATHOGEN     
JRNL        TITL 2 COXIELLA BURNETII.                                           
JRNL        REF    PROTEINS                      V.  83  2124 2015              
JRNL        REFN                   ISSN 0887-3585                               
JRNL        PMID   26033498                                                     
JRNL        DOI    10.1002/PROT.24841                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0109                                      
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) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 32.94                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 90.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 29348                          
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) : 0.192                           
REMARK   3   R VALUE            (WORKING SET) : 0.188                           
REMARK   3   FREE R VALUE                     : 0.256                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.200                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1524                            
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) : 2.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.36                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1748                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 78.40                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2500                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 92                           
REMARK   3   BIN FREE R VALUE                    : 0.4020                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5683                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 430                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 24.48                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.34000                                             
REMARK   3    B22 (A**2) : 2.83000                                              
REMARK   3    B33 (A**2) : -1.49000                                             
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  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.291         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.199         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 18.629        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.939                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.884                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  5813 ; 0.009 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  3954 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  7877 ; 1.114 ; 1.960       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  9625 ; 0.857 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   720 ; 5.348 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   264 ;38.414 ;23.712       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   989 ;15.486 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    38 ;17.463 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   868 ; 0.062 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  6472 ; 0.005 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  1190 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  3600 ; 0.337 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1450 ; 0.072 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  5773 ; 0.643 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2213 ; 1.051 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  2104 ; 1.622 ; 4.500       
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):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : 2                                 
REMARK   3                                                                      
REMARK   3  NCS GROUP NUMBER               : 1                                  
REMARK   3     CHAIN NAMES                    : A B                             
REMARK   3     NUMBER OF COMPONENTS NCS GROUP : 1                               
REMARK   3       COMPONENT C  SSSEQI  TO  C   SSSEQI   CODE                     
REMARK   3           1     A      1       A     355      4                      
REMARK   3           1     B      1       B     355      4                      
REMARK   3                   GROUP CHAIN        COUNT   RMS     WEIGHT          
REMARK   3   MEDIUM POSITIONAL  1    A    (A):   4534 ;  0.41 ;  0.50           
REMARK   3   MEDIUM THERMAL     1    A (A**2):   4534 ;  0.33 ;  2.00           
REMARK   3                                                                      
REMARK   3  NCS GROUP NUMBER               : 2                                  
REMARK   3     CHAIN NAMES                    : A B                             
REMARK   3     NUMBER OF COMPONENTS NCS GROUP : 1                               
REMARK   3       COMPONENT C  SSSEQI  TO  C   SSSEQI   CODE                     
REMARK   3           1     A    356       A     372      4                      
REMARK   3           1     B    356       B     372      4                      
REMARK   3                   GROUP CHAIN        COUNT   RMS     WEIGHT          
REMARK   3   MEDIUM POSITIONAL  2    B    (A):    261 ;  0.51 ;  0.50           
REMARK   3   MEDIUM THERMAL     2    B (A**2):    261 ;  0.30 ;  2.00           
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 2                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A    13        A   355                          
REMARK   3    RESIDUE RANGE :   B   356        B   372                          
REMARK   3    ORIGIN FOR THE GROUP (A):   9.8769  -7.9316  96.2935              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0761 T22:   0.0858                                     
REMARK   3      T33:   0.0225 T12:   0.0282                                     
REMARK   3      T13:   0.0075 T23:  -0.0233                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.3832 L22:   0.8815                                     
REMARK   3      L33:   1.6431 L12:  -0.0124                                     
REMARK   3      L13:   0.5221 L23:   0.3341                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0246 S12:  -0.1965 S13:   0.1557                       
REMARK   3      S21:   0.1346 S22:   0.0357 S23:  -0.0267                       
REMARK   3      S31:  -0.1457 S32:  -0.0479 S33:  -0.0111                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 2                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B    11        B   355                          
REMARK   3    RESIDUE RANGE :   A   356        A   372                          
REMARK   3    ORIGIN FOR THE GROUP (A):   5.3791   1.0275  61.9097              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0395 T22:   0.0570                                     
REMARK   3      T33:   0.0592 T12:  -0.0073                                     
REMARK   3      T13:  -0.0038 T23:  -0.0031                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.7334 L22:   1.2042                                     
REMARK   3      L33:   1.2836 L12:   0.1275                                     
REMARK   3      L13:   0.3949 L23:  -0.5870                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0400 S12:   0.0423 S13:   0.3113                       
REMARK   3      S21:   0.0488 S22:  -0.0268 S23:   0.0646                       
REMARK   3      S31:  -0.1601 S32:  -0.0535 S33:   0.0668                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3TQG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-SEP-11.                  
REMARK 100 THE DEPOSITION ID IS D_1000067794.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-APR-11                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X4C                                
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                  : SI(111)                            
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MAR CCD 165 MM                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 29397                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 100.000                            
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 90.7                               
REMARK 200  DATA REDUNDANCY                : 3.700                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.07900                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.1000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.34                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 80.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.50                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.38400                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.200                              
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 CODE 3HWK                                        
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 41.45                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M NACL, 20% PEG 3350, PH 7.5,        
REMARK 280  VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
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       29.67700            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       72.94900            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       41.13950            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       72.94900            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       29.67700            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       41.13950            
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 300 REMARK: CHAINS A AND B                                               
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: 7250 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 27940 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -39.0 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     SER A    -2                                                      
REMARK 465     ASN A    -1                                                      
REMARK 465     ALA A     0                                                      
REMARK 465     MSE A     1                                                      
REMARK 465     THR A     2                                                      
REMARK 465     LYS A     3                                                      
REMARK 465     THR A     4                                                      
REMARK 465     ALA A     5                                                      
REMARK 465     LYS A     6                                                      
REMARK 465     GLY A     7                                                      
REMARK 465     LEU A     8                                                      
REMARK 465     ARG A     9                                                      
REMARK 465     GLY A    10                                                      
REMARK 465     GLN A    11                                                      
REMARK 465     SER A    12                                                      
REMARK 465     SER B    -2                                                      
REMARK 465     ASN B    -1                                                      
REMARK 465     ALA B     0                                                      
REMARK 465     MSE B     1                                                      
REMARK 465     THR B     2                                                      
REMARK 465     LYS B     3                                                      
REMARK 465     THR B     4                                                      
REMARK 465     ALA B     5                                                      
REMARK 465     LYS B     6                                                      
REMARK 465     GLY B     7                                                      
REMARK 465     LEU B     8                                                      
REMARK 465     ARG B     9                                                      
REMARK 465     GLY B    10                                                      
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 B  24    CG   CD   OE1  OE2                                  
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    THR B    43     O    HOH B   388              1.90            
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    GLU A  24       42.23   -100.97                                   
REMARK 500    LYS A  55      153.78    178.04                                   
REMARK 500    HIS A 183       63.45   -162.04                                   
REMARK 500    GLU A 184     -160.33     57.32                                   
REMARK 500    LYS A 249      -29.37     65.62                                   
REMARK 500    ARG B  31       43.89     38.79                                   
REMARK 500    ASN B 110     -134.51     56.06                                   
REMARK 500    GLU B 115      -63.70    -24.24                                   
REMARK 500    HIS B 183       54.55   -156.32                                   
REMARK 500    GLU B 184     -150.36     56.82                                   
REMARK 500    HIS B 218      -50.98   -121.14                                   
REMARK 500    LYS B 249       25.79     47.98                                   
REMARK 500    VAL B 259      -58.61   -121.18                                   
REMARK 500    ASN B 280       46.04   -100.81                                   
REMARK 500    ASP B 283       53.48   -101.98                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  3TQG A    1   372  UNP    Q83DG4   Q83DG4_COXBU     1    372             
DBREF  3TQG B    1   372  UNP    Q83DG4   Q83DG4_COXBU     1    372             
SEQADV 3TQG SER A   -2  UNP  Q83DG4              EXPRESSION TAG                 
SEQADV 3TQG ASN A   -1  UNP  Q83DG4              EXPRESSION TAG                 
SEQADV 3TQG ALA A    0  UNP  Q83DG4              EXPRESSION TAG                 
SEQADV 3TQG SER B   -2  UNP  Q83DG4              EXPRESSION TAG                 
SEQADV 3TQG ASN B   -1  UNP  Q83DG4              EXPRESSION TAG                 
SEQADV 3TQG ALA B    0  UNP  Q83DG4              EXPRESSION TAG                 
SEQRES   1 A  375  SER ASN ALA MSE THR LYS THR ALA LYS GLY LEU ARG GLY          
SEQRES   2 A  375  GLN SER ALA GLY GLU THR SER ILE ALA THR VAL GLY LYS          
SEQRES   3 A  375  GLU GLY HIS GLY LEU THR TYR ARG GLY TYR ARG ILE GLU          
SEQRES   4 A  375  ASP LEU ALA ALA ASN ALA THR PHE GLU GLU VAL ALA TYR          
SEQRES   5 A  375  LEU LEU LEU LYS ASN LYS LEU PRO THR LYS SER GLU LEU          
SEQRES   6 A  375  ASP ALA TYR THR LYS LYS LEU VAL ASN LEU ARG SER LEU          
SEQRES   7 A  375  PRO PRO ALA LEU LYS ASP THR LEU GLU ARG ILE PRO ALA          
SEQRES   8 A  375  SER SER HIS PRO MSE ASP VAL MSE ARG THR GLY CYS SER          
SEQRES   9 A  375  MSE LEU GLY ASN LEU GLU PRO GLU ASN GLY PHE GLU ASN          
SEQRES  10 A  375  GLU GLN ASN ILE ALA ASP ARG LEU VAL ALA ILE PHE PRO          
SEQRES  11 A  375  ALA ILE GLN CYS TYR TRP TYR HIS TYR SER HIS HIS GLY          
SEQRES  12 A  375  LYS ARG ILE ASP THR GLU LEU ASP ASP LEU THR LEU ALA          
SEQRES  13 A  375  GLY TYR PHE LEU HIS LEU LEU LEU GLY LYS LYS ALA ALA          
SEQRES  14 A  375  GLN MSE ALA ILE ASP CYS MSE ASN ALA SER LEU ILE LEU          
SEQRES  15 A  375  TYR ALA GLU HIS GLU PHE ASN ALA SER THR PHE ALA ALA          
SEQRES  16 A  375  ARG VAL CYS SER ALA THR LEU SER ASP ILE TYR SER ALA          
SEQRES  17 A  375  VAL THR ALA ALA ILE ALA THR LEU ARG GLY PRO LEU HIS          
SEQRES  18 A  375  GLY GLY ALA ASN GLU ALA ALA MSE ASP LEU ILE MSE LEU          
SEQRES  19 A  375  TYR LYS THR PRO SER GLU ALA ILE ALA GLY ILE LYS ARG          
SEQRES  20 A  375  LYS LEU ALA ASN LYS GLU LEU ILE MSE GLY PHE GLY HIS          
SEQRES  21 A  375  ALA VAL TYR ARG GLU ARG ASP PRO ARG ASN ALA ILE ILE          
SEQRES  22 A  375  LYS SER TRP ALA GLN LYS LEU ALA PRO ASN ALA ALA ASP          
SEQRES  23 A  375  GLY TYR LEU PHE ASP ILE SER ASP ALA ILE GLU ASN THR          
SEQRES  24 A  375  MSE GLN ASP GLU LYS LYS LEU PHE PRO ASN LEU ASP PHE          
SEQRES  25 A  375  TYR SER ALA THR ALA TYR HIS PHE LEU ASN ILE PRO THR          
SEQRES  26 A  375  LYS LEU PHE THR PRO ILE PHE VAL MSE SER ARG VAL THR          
SEQRES  27 A  375  GLY TRP CYS ALA HIS ILE PHE GLU GLN ARG LYS ASP ASN          
SEQRES  28 A  375  ARG ILE ILE ARG PRO ASN ALA ASP TYR ILE GLY PRO GLU          
SEQRES  29 A  375  GLU GLN GLY TRP VAL PRO ILE GLU LYS ARG ARG                  
SEQRES   1 B  375  SER ASN ALA MSE THR LYS THR ALA LYS GLY LEU ARG GLY          
SEQRES   2 B  375  GLN SER ALA GLY GLU THR SER ILE ALA THR VAL GLY LYS          
SEQRES   3 B  375  GLU GLY HIS GLY LEU THR TYR ARG GLY TYR ARG ILE GLU          
SEQRES   4 B  375  ASP LEU ALA ALA ASN ALA THR PHE GLU GLU VAL ALA TYR          
SEQRES   5 B  375  LEU LEU LEU LYS ASN LYS LEU PRO THR LYS SER GLU LEU          
SEQRES   6 B  375  ASP ALA TYR THR LYS LYS LEU VAL ASN LEU ARG SER LEU          
SEQRES   7 B  375  PRO PRO ALA LEU LYS ASP THR LEU GLU ARG ILE PRO ALA          
SEQRES   8 B  375  SER SER HIS PRO MSE ASP VAL MSE ARG THR GLY CYS SER          
SEQRES   9 B  375  MSE LEU GLY ASN LEU GLU PRO GLU ASN GLY PHE GLU ASN          
SEQRES  10 B  375  GLU GLN ASN ILE ALA ASP ARG LEU VAL ALA ILE PHE PRO          
SEQRES  11 B  375  ALA ILE GLN CYS TYR TRP TYR HIS TYR SER HIS HIS GLY          
SEQRES  12 B  375  LYS ARG ILE ASP THR GLU LEU ASP ASP LEU THR LEU ALA          
SEQRES  13 B  375  GLY TYR PHE LEU HIS LEU LEU LEU GLY LYS LYS ALA ALA          
SEQRES  14 B  375  GLN MSE ALA ILE ASP CYS MSE ASN ALA SER LEU ILE LEU          
SEQRES  15 B  375  TYR ALA GLU HIS GLU PHE ASN ALA SER THR PHE ALA ALA          
SEQRES  16 B  375  ARG VAL CYS SER ALA THR LEU SER ASP ILE TYR SER ALA          
SEQRES  17 B  375  VAL THR ALA ALA ILE ALA THR LEU ARG GLY PRO LEU HIS          
SEQRES  18 B  375  GLY GLY ALA ASN GLU ALA ALA MSE ASP LEU ILE MSE LEU          
SEQRES  19 B  375  TYR LYS THR PRO SER GLU ALA ILE ALA GLY ILE LYS ARG          
SEQRES  20 B  375  LYS LEU ALA ASN LYS GLU LEU ILE MSE GLY PHE GLY HIS          
SEQRES  21 B  375  ALA VAL TYR ARG GLU ARG ASP PRO ARG ASN ALA ILE ILE          
SEQRES  22 B  375  LYS SER TRP ALA GLN LYS LEU ALA PRO ASN ALA ALA ASP          
SEQRES  23 B  375  GLY TYR LEU PHE ASP ILE SER ASP ALA ILE GLU ASN THR          
SEQRES  24 B  375  MSE GLN ASP GLU LYS LYS LEU PHE PRO ASN LEU ASP PHE          
SEQRES  25 B  375  TYR SER ALA THR ALA TYR HIS PHE LEU ASN ILE PRO THR          
SEQRES  26 B  375  LYS LEU PHE THR PRO ILE PHE VAL MSE SER ARG VAL THR          
SEQRES  27 B  375  GLY TRP CYS ALA HIS ILE PHE GLU GLN ARG LYS ASP ASN          
SEQRES  28 B  375  ARG ILE ILE ARG PRO ASN ALA ASP TYR ILE GLY PRO GLU          
SEQRES  29 B  375  GLU GLN GLY TRP VAL PRO ILE GLU LYS ARG ARG                  
MODRES 3TQG MSE A   93  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE A   96  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE A  102  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE A  168  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE A  173  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE A  226  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE A  230  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE A  253  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE A  297  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE A  331  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE B   93  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE B   96  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE B  102  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE B  168  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE B  173  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE B  226  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE B  230  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE B  253  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE B  297  MET  SELENOMETHIONINE                                   
MODRES 3TQG MSE B  331  MET  SELENOMETHIONINE                                   
HET    MSE  A  93       8                                                       
HET    MSE  A  96       8                                                       
HET    MSE  A 102       8                                                       
HET    MSE  A 168       8                                                       
HET    MSE  A 173       8                                                       
HET    MSE  A 226       8                                                       
HET    MSE  A 230       8                                                       
HET    MSE  A 253       8                                                       
HET    MSE  A 297       8                                                       
HET    MSE  A 331       8                                                       
HET    MSE  B  93       8                                                       
HET    MSE  B  96       8                                                       
HET    MSE  B 102       8                                                       
HET    MSE  B 168       8                                                       
HET    MSE  B 173       8                                                       
HET    MSE  B 226       8                                                       
HET    MSE  B 230       8                                                       
HET    MSE  B 253       8                                                       
HET    MSE  B 297       8                                                       
HET    MSE  B 331       8                                                       
HETNAM     MSE SELENOMETHIONINE                                                 
FORMUL   1  MSE    20(C5 H11 N O2 SE)                                           
FORMUL   3  HOH   *430(H2 O)                                                    
HELIX    1   1 ILE A   35  ALA A   42  1                                   8    
HELIX    2   2 THR A   43  ASN A   54  1                                  12    
HELIX    3   3 THR A   58  ASN A   71  1                                  14    
HELIX    4   4 PRO A   76  ARG A   85  1                                  10    
HELIX    5   5 HIS A   91  GLU A  107  1                                  17    
HELIX    6   6 GLY A  111  GLU A  113  5                                   3    
HELIX    7   7 ASN A  114  GLY A  140  1                                  27    
HELIX    8   8 THR A  151  GLY A  162  1                                  12    
HELIX    9   9 ALA A  166  ALA A  181  1                                  16    
HELIX   10  10 ASN A  186  ALA A  197  1                                  12    
HELIX   11  11 ASP A  201  ARG A  214  1                                  14    
HELIX   12  12 GLY A  215  GLY A  220  1                                   6    
HELIX   13  13 GLY A  220  MSE A  230  1                                  11    
HELIX   14  14 THR A  234  ASN A  248  1                                  15    
HELIX   15  15 ASP A  264  ALA A  278  1                                  15    
HELIX   16  16 GLY A  284  LYS A  302  1                                  19    
HELIX   17  17 ASN A  306  LEU A  318  1                                  13    
HELIX   18  18 PRO A  321  LYS A  323  5                                   3    
HELIX   19  19 LEU A  324  ASP A  347  1                                  24    
HELIX   20  20 PRO A  367  ARG A  371  5                                   5    
HELIX   21  21 ILE B   35  ALA B   42  1                                   8    
HELIX   22  22 THR B   43  ASN B   54  1                                  12    
HELIX   23  23 THR B   58  ASN B   71  1                                  14    
HELIX   24  24 PRO B   76  GLU B   84  1                                   9    
HELIX   25  25 HIS B   91  GLU B  107  1                                  17    
HELIX   26  26 GLY B  111  GLU B  113  5                                   3    
HELIX   27  27 ASN B  114  GLY B  140  1                                  27    
HELIX   28  28 THR B  151  GLY B  162  1                                  12    
HELIX   29  29 ALA B  166  ALA B  181  1                                  16    
HELIX   30  30 ASN B  186  ALA B  197  1                                  12    
HELIX   31  31 ASP B  201  ARG B  214  1                                  14    
HELIX   32  32 GLY B  220  MSE B  230  1                                  11    
HELIX   33  33 THR B  234  ASN B  248  1                                  15    
HELIX   34  34 ASP B  264  ALA B  278  1                                  15    
HELIX   35  35 GLY B  284  LYS B  302  1                                  19    
HELIX   36  36 ASN B  306  LEU B  318  1                                  13    
HELIX   37  37 PRO B  321  LYS B  323  5                                   3    
HELIX   38  38 LEU B  324  ASP B  347  1                                  24    
HELIX   39  39 PRO B  367  ARG B  371  5                                   5    
SHEET    1   A 2 GLU A  15  THR A  16  0                                        
SHEET    2   A 2 ASP B 356  TYR B 357  1  O  ASP B 356   N  THR A  16           
SHEET    1   B 3 ALA A  19  VAL A  21  0                                        
SHEET    2   B 3 LEU A  28  TYR A  30 -1  O  THR A  29   N  THR A  20           
SHEET    3   B 3 TYR A  33  ARG A  34 -1  O  TYR A  33   N  TYR A  30           
SHEET    1   C 2 ASN A 354  TYR A 357  0                                        
SHEET    2   C 2 SER B  12  THR B  16  1  O  ALA B  13   N  ASN A 354           
SHEET    1   D 3 ALA B  19  THR B  20  0                                        
SHEET    2   D 3 THR B  29  TYR B  30 -1  O  THR B  29   N  THR B  20           
SHEET    3   D 3 TYR B  33  ARG B  34 -1  O  TYR B  33   N  TYR B  30           
LINK         C   PRO A  92                 N   MSE A  93     1555   1555  1.32  
LINK         C   MSE A  93                 N   ASP A  94     1555   1555  1.34  
LINK         C   VAL A  95                 N   MSE A  96     1555   1555  1.34  
LINK         C   MSE A  96                 N   ARG A  97     1555   1555  1.33  
LINK         C   SER A 101                 N   MSE A 102     1555   1555  1.33  
LINK         C   MSE A 102                 N   LEU A 103     1555   1555  1.34  
LINK         C   GLN A 167                 N   MSE A 168     1555   1555  1.33  
LINK         C   MSE A 168                 N   ALA A 169     1555   1555  1.33  
LINK         C   CYS A 172                 N   MSE A 173     1555   1555  1.33  
LINK         C   MSE A 173                 N   ASN A 174     1555   1555  1.33  
LINK         C   ALA A 225                 N   MSE A 226     1555   1555  1.33  
LINK         C   MSE A 226                 N   ASP A 227     1555   1555  1.34  
LINK         C   ILE A 229                 N   MSE A 230     1555   1555  1.33  
LINK         C   MSE A 230                 N   LEU A 231     1555   1555  1.33  
LINK         C   ILE A 252                 N   MSE A 253     1555   1555  1.33  
LINK         C   MSE A 253                 N   GLY A 254     1555   1555  1.33  
LINK         C   THR A 296                 N   MSE A 297     1555   1555  1.32  
LINK         C   MSE A 297                 N   GLN A 298     1555   1555  1.33  
LINK         C   VAL A 330                 N   MSE A 331     1555   1555  1.33  
LINK         C   MSE A 331                 N   SER A 332     1555   1555  1.34  
LINK         C   PRO B  92                 N   MSE B  93     1555   1555  1.33  
LINK         C   MSE B  93                 N   ASP B  94     1555   1555  1.34  
LINK         C   VAL B  95                 N   MSE B  96     1555   1555  1.33  
LINK         C   MSE B  96                 N   ARG B  97     1555   1555  1.33  
LINK         C   SER B 101                 N   MSE B 102     1555   1555  1.33  
LINK         C   MSE B 102                 N   LEU B 103     1555   1555  1.33  
LINK         C   GLN B 167                 N   MSE B 168     1555   1555  1.34  
LINK         C   MSE B 168                 N   ALA B 169     1555   1555  1.33  
LINK         C   CYS B 172                 N   MSE B 173     1555   1555  1.33  
LINK         C   MSE B 173                 N   ASN B 174     1555   1555  1.32  
LINK         C   ALA B 225                 N   MSE B 226     1555   1555  1.33  
LINK         C   MSE B 226                 N   ASP B 227     1555   1555  1.34  
LINK         C   ILE B 229                 N   MSE B 230     1555   1555  1.33  
LINK         C   MSE B 230                 N   LEU B 231     1555   1555  1.33  
LINK         C   ILE B 252                 N   MSE B 253     1555   1555  1.33  
LINK         C   MSE B 253                 N   GLY B 254     1555   1555  1.33  
LINK         C   THR B 296                 N   MSE B 297     1555   1555  1.33  
LINK         C   MSE B 297                 N   GLN B 298     1555   1555  1.33  
LINK         C   VAL B 330                 N   MSE B 331     1555   1555  1.34  
LINK         C   MSE B 331                 N   SER B 332     1555   1555  1.33  
CRYST1   59.354   82.279  145.898  90.00  90.00  90.00 P 21 21 21    8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.016848  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012154  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006854        0.00000