HEADER    TRANSFERASE                             31-JUL-19   6PZ2              
TITLE     CRYSTAL STRUCTURE OF FOLP (DIHYDROPTEROATE SYNTHASE) FROM COLSTRIDIUM 
TITLE    2 DIFFICILE IN THE PRESENCE OF PTEROIC ACID                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DIHYDROPTEROATE SYNTHASE;                                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: DHPS,DIHYDROPTEROATE PYROPHOSPHORYLASE;                     
COMPND   5 EC: 2.5.1.15;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CLOSTRIDIOIDES DIFFICILE;                       
SOURCE   3 ORGANISM_TAXID: 1496;                                                
SOURCE   4 GENE: FOLP, SAMEA3374989_02220;                                      
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    CLOSTRIDIUM, DHPS, DIHYDROPTEROATE SYNTHASE, ANTIBIOTIC RESISTANCE,   
KEYWDS   2 TRANSFERASE                                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    N.M.GIRARDI,J.B.THODEN,H.M.HOLDEN                                     
REVDAT   3   11-OCT-23 6PZ2    1       REMARK                                   
REVDAT   2   01-JAN-20 6PZ2    1       REMARK                                   
REVDAT   1   27-NOV-19 6PZ2    0                                                
JRNL        AUTH   N.M.GIRARDI,J.B.THODEN,H.M.HOLDEN                            
JRNL        TITL   CRYSTAL STRUCTURE OF FOLP (DIHYDROPTEROATE SYNTHASE) FROM    
JRNL        TITL 2 COLSTRIDIUM DIFFICILE IN THE PRESENCE OF PTEROIC ACID        
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0222                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 37.56                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 39244                          
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) : 0.190                           
REMARK   3   R VALUE            (WORKING SET) : 0.188                           
REMARK   3   FREE R VALUE                     : 0.224                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2116                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.05                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2746                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.66                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3780                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 160                          
REMARK   3   BIN FREE R VALUE                    : 0.3570                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2061                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 81                                      
REMARK   3   SOLVENT ATOMS            : 148                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 39.82                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.63000                                             
REMARK   3    B22 (A**2) : -1.63000                                             
REMARK   3    B33 (A**2) : 5.27000                                              
REMARK   3    B12 (A**2) : -0.81000                                             
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): 0.106         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.111         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.100         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.064         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.968                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.951                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2183 ; 0.010 ; 0.015       
REMARK   3   BOND LENGTHS OTHERS               (A):  2013 ; 0.001 ; 0.017       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2950 ; 1.753 ; 1.779       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4723 ; 0.549 ; 1.728       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   268 ; 6.493 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    64 ;29.698 ;17.969       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   346 ;15.964 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    14 ;15.207 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   290 ; 0.076 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2393 ; 0.009 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   368 ; 0.002 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  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 : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS U VALUES : REFINED INDIVIDUALLY                           
REMARK   4                                                                      
REMARK   4 6PZ2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-AUG-19.                  
REMARK 100 THE DEPOSITION ID IS D_1000243322.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 06-JUN-18                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 9                                  
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 19-BM                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.99861                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 210R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-3000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-3000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 41365                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.2                               
REMARK 200  DATA REDUNDANCY                : 13.00                              
REMARK 200  R MERGE                    (I) : 0.09800                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 45.4000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.03                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.45400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.300                              
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: 4HB7                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 75.47                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 5.01                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.4-2.6 M AMMONIUM SULFATE, 200 MM       
REMARK 280  LICL, 100 MM CHES (PH 9), 4 MM PTEROIC ACID, VAPOR DIFFUSION,       
REMARK 280  HANGING DROP, TEMPERATURE 293K                                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 2 2                         
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,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/2                                            
REMARK 290       6555   X-Y,X,Z+1/2                                             
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z                                              
REMARK 290      10555   -Y,-X,-Z+1/2                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+1/2                                            
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        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       42.35400            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       42.35400            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       42.35400            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       42.35400            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       42.35400            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       42.35400            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 7270 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 21990 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -237.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  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 S    SO4 A 305  LIES ON A SPECIAL POSITION.                          
REMARK 375 O1   SO4 A 305  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 534  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 538  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     GLY A    -3                                                      
REMARK 465     GLY A    -2                                                      
REMARK 465     GLY A    -1                                                      
REMARK 465     HIS A     0                                                      
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 A   528     O    HOH A   543              1.98            
REMARK 500   O    HOH A   503     O    HOH A   509              2.04            
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 A   432     O    HOH A   432     8555     2.07            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A 208   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500    ARG A 262   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 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    ASP A  26      119.90    -26.19                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ARG A 236         0.21    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 302                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 303                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 304                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 305                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 306                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 307                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 308                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 309                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AD1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue PT1 A 310                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AD2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue NHE A 311                 
DBREF1 6PZ2 A    1   263  UNP                  A0A160WS51_CLODI                 
DBREF2 6PZ2 A     A0A160WS51                          1         263             
SEQADV 6PZ2 GLY A   -3  UNP  A0A160WS5           EXPRESSION TAG                 
SEQADV 6PZ2 GLY A   -2  UNP  A0A160WS5           EXPRESSION TAG                 
SEQADV 6PZ2 GLY A   -1  UNP  A0A160WS5           EXPRESSION TAG                 
SEQADV 6PZ2 HIS A    0  UNP  A0A160WS5           EXPRESSION TAG                 
SEQRES   1 A  267  GLY GLY GLY HIS MET PHE ASP TYR GLY LYS ARG THR TYR          
SEQRES   2 A  267  ILE MET GLY ILE LEU ASN VAL THR PRO ASP SER PHE SER          
SEQRES   3 A  267  ASP GLY GLY ASP PHE ASN ASN LEU ASP ILE ALA ILE GLN          
SEQRES   4 A  267  HIS ALA LYS ASP MET VAL ASP GLN GLY ALA ASP ILE ILE          
SEQRES   5 A  267  ASP LEU GLY GLY GLU SER THR ARG PRO GLY HIS SER TYR          
SEQRES   6 A  267  VAL ASP SER ASP GLU GLU LEU ARG ARG VAL ILE PRO VAL          
SEQRES   7 A  267  ILE LYS LYS LEU LYS GLN GLU LEU ASP ILE PRO ILE SER          
SEQRES   8 A  267  ILE ASP THR TYR LYS ALA ASP VAL ALA GLU GLU ALA LEU          
SEQRES   9 A  267  LYS LEU GLY VAL THR MET VAL ASN ASP VAL TRP GLY LEU          
SEQRES  10 A  267  ARG LYS ASP LYS ASN MET ALA SER VAL ILE GLY LYS TYR          
SEQRES  11 A  267  ASP ALA GLU VAL CYS ILE MET HIS ASN GLN ASP GLY THR          
SEQRES  12 A  267  ASN TYR ASP LYS ASP ILE MET GLU SER ILE LYS ASP PHE          
SEQRES  13 A  267  PHE LYS VAL SER ILE GLU MET ALA MET SER CYS GLY VAL          
SEQRES  14 A  267  LYS LYS GLU LYS ILE VAL LEU ASP PRO GLY VAL GLY PHE          
SEQRES  15 A  267  GLY LYS ASP PHE GLU GLN ASN ILE GLU VAL LEU ARG ARG          
SEQRES  16 A  267  LEU ASN GLU LEU LYS ASP LEU GLY TYR PRO ILE LEU LEU          
SEQRES  17 A  267  GLY THR SER ARG LYS SER VAL ILE GLY LYS VAL LEU PRO          
SEQRES  18 A  267  VAL GLU PRO LYS LYS ARG LEU GLU GLY THR ILE ALA THR          
SEQRES  19 A  267  THR VAL LEU GLY ILE ARG ASP GLY VAL ASP ILE VAL ARG          
SEQRES  20 A  267  VAL HIS ASP VAL TYR GLU ASN LEU MET ALA ALA ARG MET          
SEQRES  21 A  267  THR ASP ALA ILE TYR ARG LYS                                  
HET    SO4  A 301       5                                                       
HET    SO4  A 302       5                                                       
HET    SO4  A 303       5                                                       
HET    SO4  A 304       5                                                       
HET    SO4  A 305       5                                                       
HET    SO4  A 306       5                                                       
HET    SO4  A 307       5                                                       
HET    SO4  A 308       5                                                       
HET    SO4  A 309       5                                                       
HET    PT1  A 310      23                                                       
HET    NHE  A 311      13                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     PT1 PTEROIC ACID                                                     
HETNAM     NHE 2-[N-CYCLOHEXYLAMINO]ETHANE SULFONIC ACID                        
HETSYN     NHE N-CYCLOHEXYLTAURINE; CHES                                        
FORMUL   2  SO4    9(O4 S 2-)                                                   
FORMUL  11  PT1    C14 H12 N6 O3                                                
FORMUL  12  NHE    C8 H17 N O3 S                                                
FORMUL  13  HOH   *148(H2 O)                                                    
HELIX    1 AA1 THR A   17  PHE A   21  5                                   5    
HELIX    2 AA2 ASN A   28  GLN A   43  1                                  16    
HELIX    3 AA3 ASP A   63  LEU A   82  1                                  20    
HELIX    4 AA4 LYS A   92  LEU A  102  1                                  11    
HELIX    5 AA5 ASN A  118  TYR A  126  1                                   9    
HELIX    6 AA6 ASP A  144  CYS A  163  1                                  20    
HELIX    7 AA7 LYS A  166  GLU A  168  5                                   3    
HELIX    8 AA8 ASP A  181  LEU A  192  1                                  12    
HELIX    9 AA9 ASN A  193  GLY A  199  5                                   7    
HELIX   10 AB1 LYS A  209  LYS A  214  1                                   6    
HELIX   11 AB2 GLU A  219  LYS A  222  5                                   4    
HELIX   12 AB3 ARG A  223  ASP A  237  1                                  15    
HELIX   13 AB4 ASP A  246  ARG A  262  1                                  17    
SHEET    1 AA1 8 ILE A 170  ASP A 173  0                                        
SHEET    2 AA1 8 GLU A 129  MET A 133  1  N  ILE A 132   O  VAL A 171           
SHEET    3 AA1 8 MET A 106  ASP A 109  1  N  VAL A 107   O  CYS A 131           
SHEET    4 AA1 8 ILE A  86  ASP A  89  1  N  ILE A  88   O  MET A 106           
SHEET    5 AA1 8 ILE A  47  GLY A  51  1  N  ILE A  48   O  SER A  87           
SHEET    6 AA1 8 TYR A   9  ASN A  15  1  N  LEU A  14   O  ASP A  49           
SHEET    7 AA1 8 ILE A 241  VAL A 244  1  O  VAL A 242   N  MET A  11           
SHEET    8 AA1 8 LEU A 203  LEU A 204  1  N  LEU A 204   O  ARG A 243           
SITE     1 AC1  6 ASN A  15  ARG A  56  ARG A 243  HIS A 245                    
SITE     2 AC1  6 PT1 A 310  HOH A 437                                          
SITE     1 AC2  4 LYS A   6  ARG A   7  TYR A   9  HOH A 496                    
SITE     1 AC3  1 ARG A 208                                                     
SITE     1 AC4  5 TYR A 141  ASP A 142  LYS A 143  SER A 148                    
SITE     2 AC4  5 HOH A 450                                                     
SITE     1 AC5  2 LYS A 101  HOH A 484                                          
SITE     1 AC6  5 SER A 210  LYS A 214  ARG A 223  HOH A 404                    
SITE     2 AC6  5 HOH A 433                                                     
SITE     1 AC7  2 ARG A 255  HOH A 419                                          
SITE     1 AC8  3 ASP A 127  LYS A 166  LYS A 169                               
SITE     1 AC9  6 LEU A  14  ASN A  15  SER A  20  PHE A  21                    
SITE     2 AC9  6 ALA A  33  HIS A  36                                          
SITE     1 AD1 18 THR A  55  PRO A  57  ASP A  89  ASN A 108                    
SITE     2 AD1 18 VAL A 110  MET A 133  ASP A 173  GLY A 177                    
SITE     3 AD1 18 PHE A 178  LEU A 203  GLY A 205  LYS A 209                    
SITE     4 AD1 18 SER A 210  ARG A 243  SO4 A 301  HOH A 427                    
SITE     5 AD1 18 HOH A 456  HOH A 470                                          
SITE     1 AD2  9 VAL A  16  ASN A  29  LEU A  30  GLU A  66                    
SITE     2 AD2  9 ARG A  69  ARG A  70  VAL A  74  SER A 162                    
SITE     3 AD2  9 CYS A 163                                                     
CRYST1  156.258  156.258   84.708  90.00  90.00 120.00 P 63 2 2     12          
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      0.006400  0.003695  0.000000        0.00000                         
SCALE2      0.000000  0.007390  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011805        0.00000