HEADER    TOXIN                                   21-JUN-12   4FP5              
TITLE     HEAT-LABILE ENTEROTOXIN ILT-IIBB5 S74A MUTANT                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HEAT-LABILE ENTEROTOXIN IIB, B CHAIN;                      
COMPND   3 CHAIN: D, E, F, G, H;                                                
COMPND   4 FRAGMENT: HEAT-LABILE ENTEROTOXIN B PENTAMER;                        
COMPND   5 SYNONYM: LT-IIB;                                                     
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: DH5A;                                      
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PHN50;                                
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: DH5AF'KAN                                 
KEYWDS    B PENTAMER LT-IIB S74A MUTANT, TOXIN                                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    V.CODY,J.PACE,H.NAWAR,S.LIANG,T.CONNELL,G.HAJISHENGALLIS              
REVDAT   5   16-OCT-24 4FP5    1       REMARK                                   
REVDAT   4   13-SEP-23 4FP5    1       REMARK SEQADV                            
REVDAT   3   15-NOV-17 4FP5    1       REMARK                                   
REVDAT   2   28-NOV-12 4FP5    1       JRNL                                     
REVDAT   1   21-NOV-12 4FP5    0                                                
JRNL        AUTH   V.CODY,J.PACE,H.F.NAWAR,N.KING-LYONS,S.LIANG,T.D.CONNELL,    
JRNL        AUTH 2 G.HAJISHENGALLIS                                             
JRNL        TITL   STRUCTURE-ACTIVITY CORRELATIONS OF VARIANT FORMS OF THE B    
JRNL        TITL 2 PENTAMER OF ESCHERICHIA COLI TYPE II HEAT-LABILE ENTEROTOXIN 
JRNL        TITL 3 LT-IIB WITH TOLL-LIKE RECEPTOR 2 BINDING.                    
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  68  1604 2012              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   23151625                                                     
JRNL        DOI    10.1107/S0907444912038917                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.40 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.6.0117                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 41.14                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 96076                          
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) : 0.186                           
REMARK   3   R VALUE            (WORKING SET) : 0.185                           
REMARK   3   FREE R VALUE                     : 0.211                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 5052                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.40                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.44                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 6622                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.99                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2310                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 366                          
REMARK   3   BIN FREE R VALUE                    : 0.2630                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3695                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 5                                       
REMARK   3   SOLVENT ATOMS            : 409                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 32.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 15.10                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.01000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.00000                                              
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): 0.061         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.063         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.037         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.898         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.959                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.949                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3858 ; 0.029 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  5238 ; 2.447 ; 1.942       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   503 ; 6.353 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   160 ;39.742 ;24.562       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   660 ;12.773 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    26 ;18.520 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   598 ; 0.149 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2892 ; 0.014 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
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 : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN USED IF PRESENT IN    
REMARK   3  THE INPUT                                                           
REMARK   4                                                                      
REMARK   4 4FP5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-JUN-12.                  
REMARK 100 THE DEPOSITION ID IS D_1000073179.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-APR-11                          
REMARK 200  TEMPERATURE           (KELVIN) : 113                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SSRL                               
REMARK 200  BEAMLINE                       : BL9-2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.975                              
REMARK 200  MONOCHROMATOR                  : GRAPHITE                           
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 325 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 96076                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 48.410                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.8                               
REMARK 200  DATA REDUNDANCY                : 6.100                              
REMARK 200  R MERGE                    (I) : 0.06500                            
REMARK 200  R SYM                      (I) : 0.02900                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 14.1000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.48                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 8.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.33000                            
REMARK 200  R SYM FOR SHELL            (I) : 0.15000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1Q5B                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.60                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM BIS-TRIS PROPANE, PH8.5, 20%      
REMARK 280  PEG3350 AND 200 MM KSCN, VAPOR DIFFUSION, HANGING DROP,             
REMARK 280  TEMPERATURE 287K                                                    
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       24.20500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       77.77700            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       33.79250            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       77.77700            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       24.20500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       33.79250            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: PENTAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: PENTAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 11390 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 18940 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -103.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: D, E, F, G, H                         
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 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     ARG D   12   C                                                   
REMARK 480     ASN D   32   N    CA   C    O    CB   CG   OD1                   
REMARK 480     ASN D   32   ND2                                                 
REMARK 480     ARG E   12   N    CA   C    O    CB   CG   CD                    
REMARK 480     ARG E   12   NE   CZ   NH1  NH2                                  
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 E   171     O    HOH E   176              1.44            
REMARK 500   O    HOH F   271     O    HOH F   285              1.58            
REMARK 500   O    HOH E   166     O    HOH E   175              1.94            
REMARK 500   CD1  LEU F    73     O    HOH E   166              2.02            
REMARK 500   O    HOH D   156     O    HOH D   179              2.02            
REMARK 500   ND2  ASN G    31     O    HOH G   148              2.06            
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   CG   GLN H     4     O    HOH D   179     3555     2.07            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    MET F  37   CB    MET F  37   CG      0.362                       
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 D  12   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG D  12   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.2 DEGREES          
REMARK 500    ARG D  51   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    ARG D  51   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.4 DEGREES          
REMARK 500    ARG D  65   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    MET D  69   CG  -  SD  -  CE  ANGL. DEV. = -17.8 DEGREES          
REMARK 500    MET D  76   CG  -  SD  -  CE  ANGL. DEV. = -11.2 DEGREES          
REMARK 500    MET D  80   CG  -  SD  -  CE  ANGL. DEV. = -10.5 DEGREES          
REMARK 500    GLU E  97   CB  -  CA  -  C   ANGL. DEV. = -15.8 DEGREES          
REMARK 500    ASP F  29   CB  -  CG  -  OD1 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    ASP F  29   CB  -  CG  -  OD2 ANGL. DEV. =  -6.4 DEGREES          
REMARK 500    MET F  37   CB  -  CA  -  C   ANGL. DEV. =  17.6 DEGREES          
REMARK 500    MET F  37   N   -  CA  -  CB  ANGL. DEV. = -13.3 DEGREES          
REMARK 500    ARG F  48   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.0 DEGREES          
REMARK 500    ASP F  54   CB  -  CG  -  OD1 ANGL. DEV. =  -6.2 DEGREES          
REMARK 500    ARG F  65   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.3 DEGREES          
REMARK 500    MET F  80   CG  -  SD  -  CE  ANGL. DEV. = -11.9 DEGREES          
REMARK 500    ARG H  48   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    ARG H  48   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.1 DEGREES          
REMARK 500    ARG H  65   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    ASN D  33       -7.99     70.86                                   
REMARK 500    ASN D  33       -7.99     70.70                                   
REMARK 500    ASN E  33       -9.85     63.01                                   
REMARK 500    ASN G  33      -17.87    156.90                                   
REMARK 500    ASN H  33      -16.87     68.37                                   
REMARK 500    ASN H  33      -16.87     72.14                                   
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 F 101                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1Q5B   RELATED DB: PDB                                   
DBREF  4FP5 D    1    98  UNP    P43529   E2BB_ECOLX      24    121             
DBREF  4FP5 E    1    98  UNP    P43529   E2BB_ECOLX      24    121             
DBREF  4FP5 F    1    98  UNP    P43529   E2BB_ECOLX      24    121             
DBREF  4FP5 G    1    98  UNP    P43529   E2BB_ECOLX      24    121             
DBREF  4FP5 H    1    98  UNP    P43529   E2BB_ECOLX      24    121             
SEQADV 4FP5 ALA D   74  UNP  P43529    SER    97 ENGINEERED MUTATION            
SEQADV 4FP5 ALA E   74  UNP  P43529    SER    97 ENGINEERED MUTATION            
SEQADV 4FP5 ALA F   74  UNP  P43529    SER    97 ENGINEERED MUTATION            
SEQADV 4FP5 ALA G   74  UNP  P43529    SER    97 ENGINEERED MUTATION            
SEQADV 4FP5 ALA H   74  UNP  P43529    SER    97 ENGINEERED MUTATION            
SEQRES   1 D   98  GLY ALA SER GLN PHE PHE LYS ASP ASN CYS ASN ARG THR          
SEQRES   2 D   98  THR ALA SER LEU VAL GLU GLY VAL GLU LEU THR LYS TYR          
SEQRES   3 D   98  ILE SER ASP ILE ASN ASN ASN THR ASP GLY MET TYR VAL          
SEQRES   4 D   98  VAL SER SER THR GLY GLY VAL TRP ARG ILE SER ARG ALA          
SEQRES   5 D   98  LYS ASP TYR PRO ASP ASN VAL MET THR ALA GLU MET ARG          
SEQRES   6 D   98  LYS ILE ALA MET ALA ALA VAL LEU ALA GLY MET ARG VAL          
SEQRES   7 D   98  ASN MET CYS ALA SER PRO ALA SER SER PRO ASN VAL ILE          
SEQRES   8 D   98  TRP ALA ILE GLU LEU GLU ALA                                  
SEQRES   1 E   98  GLY ALA SER GLN PHE PHE LYS ASP ASN CYS ASN ARG THR          
SEQRES   2 E   98  THR ALA SER LEU VAL GLU GLY VAL GLU LEU THR LYS TYR          
SEQRES   3 E   98  ILE SER ASP ILE ASN ASN ASN THR ASP GLY MET TYR VAL          
SEQRES   4 E   98  VAL SER SER THR GLY GLY VAL TRP ARG ILE SER ARG ALA          
SEQRES   5 E   98  LYS ASP TYR PRO ASP ASN VAL MET THR ALA GLU MET ARG          
SEQRES   6 E   98  LYS ILE ALA MET ALA ALA VAL LEU ALA GLY MET ARG VAL          
SEQRES   7 E   98  ASN MET CYS ALA SER PRO ALA SER SER PRO ASN VAL ILE          
SEQRES   8 E   98  TRP ALA ILE GLU LEU GLU ALA                                  
SEQRES   1 F   98  GLY ALA SER GLN PHE PHE LYS ASP ASN CYS ASN ARG THR          
SEQRES   2 F   98  THR ALA SER LEU VAL GLU GLY VAL GLU LEU THR LYS TYR          
SEQRES   3 F   98  ILE SER ASP ILE ASN ASN ASN THR ASP GLY MET TYR VAL          
SEQRES   4 F   98  VAL SER SER THR GLY GLY VAL TRP ARG ILE SER ARG ALA          
SEQRES   5 F   98  LYS ASP TYR PRO ASP ASN VAL MET THR ALA GLU MET ARG          
SEQRES   6 F   98  LYS ILE ALA MET ALA ALA VAL LEU ALA GLY MET ARG VAL          
SEQRES   7 F   98  ASN MET CYS ALA SER PRO ALA SER SER PRO ASN VAL ILE          
SEQRES   8 F   98  TRP ALA ILE GLU LEU GLU ALA                                  
SEQRES   1 G   98  GLY ALA SER GLN PHE PHE LYS ASP ASN CYS ASN ARG THR          
SEQRES   2 G   98  THR ALA SER LEU VAL GLU GLY VAL GLU LEU THR LYS TYR          
SEQRES   3 G   98  ILE SER ASP ILE ASN ASN ASN THR ASP GLY MET TYR VAL          
SEQRES   4 G   98  VAL SER SER THR GLY GLY VAL TRP ARG ILE SER ARG ALA          
SEQRES   5 G   98  LYS ASP TYR PRO ASP ASN VAL MET THR ALA GLU MET ARG          
SEQRES   6 G   98  LYS ILE ALA MET ALA ALA VAL LEU ALA GLY MET ARG VAL          
SEQRES   7 G   98  ASN MET CYS ALA SER PRO ALA SER SER PRO ASN VAL ILE          
SEQRES   8 G   98  TRP ALA ILE GLU LEU GLU ALA                                  
SEQRES   1 H   98  GLY ALA SER GLN PHE PHE LYS ASP ASN CYS ASN ARG THR          
SEQRES   2 H   98  THR ALA SER LEU VAL GLU GLY VAL GLU LEU THR LYS TYR          
SEQRES   3 H   98  ILE SER ASP ILE ASN ASN ASN THR ASP GLY MET TYR VAL          
SEQRES   4 H   98  VAL SER SER THR GLY GLY VAL TRP ARG ILE SER ARG ALA          
SEQRES   5 H   98  LYS ASP TYR PRO ASP ASN VAL MET THR ALA GLU MET ARG          
SEQRES   6 H   98  LYS ILE ALA MET ALA ALA VAL LEU ALA GLY MET ARG VAL          
SEQRES   7 H   98  ASN MET CYS ALA SER PRO ALA SER SER PRO ASN VAL ILE          
SEQRES   8 H   98  TRP ALA ILE GLU LEU GLU ALA                                  
HET    SO4  F 101       5                                                       
HETNAM     SO4 SULFATE ION                                                      
FORMUL   6  SO4    O4 S 2-                                                      
FORMUL   7  HOH   *409(H2 O)                                                    
HELIX    1   1 SER D    3  ARG D   12  1                                  10    
HELIX    2   2 PRO D   56  GLY D   75  1                                  20    
HELIX    3   3 SER E    3  ARG E   12  1                                  10    
HELIX    4   4 PRO E   56  GLY E   75  1                                  20    
HELIX    5   5 SER F    3  ASN F   11  1                                   9    
HELIX    6   6 PRO F   56  GLY F   75  1                                  20    
HELIX    7   7 SER G    3  ARG G   12  1                                  10    
HELIX    8   8 PRO G   56  GLY G   75  1                                  20    
HELIX    9   9 SER H    3  ARG H   12  1                                  10    
HELIX   10  10 PRO H   56  GLY H   75  1                                  20    
SHEET    1   A 6 ARG D  77  SER D  83  0                                        
SHEET    2   A 6 SER D  16  ASP D  29 -1  N  VAL D  18   O  MET D  80           
SHEET    3   A 6 GLY D  36  SER D  41 -1  O  TYR D  38   N  ILE D  27           
SHEET    4   A 6 VAL D  46  ILE D  49 -1  O  ILE D  49   N  MET D  37           
SHEET    5   A 6 ASN D  89  GLU D  97  1  O  ILE D  91   N  ARG D  48           
SHEET    6   A 6 ARG D  77  SER D  83 -1  N  CYS D  81   O  TRP D  92           
SHEET    1   B10 SER G  16  VAL G  21  0                                        
SHEET    2   B10 VAL G  78  SER G  83 -1  O  MET G  80   N  VAL G  18           
SHEET    3   B10 ASN G  89  GLU G  97 -1  O  TRP G  92   N  CYS G  81           
SHEET    4   B10 SER H  16  ASP H  29 -1  O  TYR H  26   N  LEU G  96           
SHEET    5   B10 GLY H  36  SER H  41 -1  O  TYR H  38   N  ILE H  27           
SHEET    6   B10 VAL H  46  ILE H  49 -1  O  ILE H  49   N  MET H  37           
SHEET    7   B10 ASN H  89  GLU H  97  1  O  ILE H  91   N  ARG H  48           
SHEET    8   B10 SER D  16  ASP D  29 -1  N  TYR D  26   O  LEU H  96           
SHEET    9   B10 SER E  16  ASP E  29  0                                        
SHEET   10   B10 ARG E  77  SER E  83 -1  O  ALA E  82   N  SER E  16           
SHEET    1   C 9 SER G  16  VAL G  21  0                                        
SHEET    2   C 9 VAL G  78  SER G  83 -1  O  MET G  80   N  VAL G  18           
SHEET    3   C 9 ASN G  89  GLU G  97 -1  O  TRP G  92   N  CYS G  81           
SHEET    4   C 9 SER H  16  ASP H  29 -1  O  TYR H  26   N  LEU G  96           
SHEET    5   C 9 ARG H  77  SER H  83 -1  O  MET H  80   N  VAL H  18           
SHEET    6   C 9 ASN H  89  GLU H  97 -1  O  TRP H  92   N  CYS H  81           
SHEET    7   C 9 VAL H  46  ILE H  49  1  N  ARG H  48   O  ILE H  91           
SHEET    8   C 9 GLY H  36  SER H  41 -1  N  MET H  37   O  ILE H  49           
SHEET    9   C 9 SER H  16  ASP H  29 -1  N  ILE H  27   O  TYR H  38           
SHEET    1   D 7 SER D  16  ASP D  29  0                                        
SHEET    2   D 7 SER E  16  ASP E  29  0                                        
SHEET    3   D 7 ARG E  77  SER E  83 -1  O  ALA E  82   N  SER E  16           
SHEET    4   D 7 ASN E  89  GLU E  97 -1  O  TRP E  92   N  CYS E  81           
SHEET    5   D 7 VAL E  46  ILE E  49  1  N  ARG E  48   O  ILE E  91           
SHEET    6   D 7 GLY E  36  SER E  41 -1  N  MET E  37   O  ILE E  49           
SHEET    7   D 7 SER E  16  ASP E  29 -1  N  ILE E  27   O  TYR E  38           
SHEET    1   E 7 ASN E  89  GLU E  97  0                                        
SHEET    2   E 7 SER F  16  ASP F  29 -1  O  TYR F  26   N  LEU E  96           
SHEET    3   E 7 MET F  37  SER F  41 -1  O  TYR F  38   N  ILE F  27           
SHEET    4   E 7 VAL F  46  ILE F  49 -1  O  ILE F  49   N  MET F  37           
SHEET    5   E 7 ASN F  89  GLU F  97  1  O  ILE F  91   N  ARG F  48           
SHEET    6   E 7 ARG F  77  SER F  83 -1  N  CYS F  81   O  TRP F  92           
SHEET    7   E 7 SER F  16  ASP F  29 -1  N  VAL F  18   O  MET F  80           
SHEET    1   F10 SER F  16  ASP F  29  0                                        
SHEET    2   F10 MET F  37  SER F  41 -1  O  TYR F  38   N  ILE F  27           
SHEET    3   F10 VAL F  46  ILE F  49 -1  O  ILE F  49   N  MET F  37           
SHEET    4   F10 ASN F  89  GLU F  97  1  O  ILE F  91   N  ARG F  48           
SHEET    5   F10 LEU G  23  ASP G  29 -1  O  TYR G  26   N  LEU F  96           
SHEET    6   F10 GLY G  36  SER G  41 -1  O  TYR G  38   N  ILE G  27           
SHEET    7   F10 VAL G  46  ILE G  49 -1  O  ILE G  49   N  MET G  37           
SHEET    8   F10 ASN G  89  GLU G  97  1  O  ILE G  91   N  ARG G  48           
SHEET    9   F10 VAL G  78  SER G  83 -1  N  CYS G  81   O  TRP G  92           
SHEET   10   F10 SER G  16  VAL G  21 -1  N  VAL G  18   O  MET G  80           
SSBOND   1 CYS D   10    CYS D   81                          1555   1555  2.41  
SSBOND   2 CYS E   10    CYS E   81                          1555   1555  2.17  
SSBOND   3 CYS F   10    CYS F   81                          1555   1555  2.50  
SSBOND   4 CYS G   10    CYS G   81                          1555   1555  2.48  
SSBOND   5 CYS H   10    CYS H   81                          1555   1555  2.44  
CISPEP   1 TYR D   55    PRO D   56          0         6.58                     
CISPEP   2 SER D   87    PRO D   88          0        -3.37                     
CISPEP   3 TYR E   55    PRO E   56          0         6.19                     
CISPEP   4 SER E   87    PRO E   88          0        -4.16                     
CISPEP   5 TYR F   55    PRO F   56          0         1.42                     
CISPEP   6 SER F   87    PRO F   88          0        -1.54                     
CISPEP   7 TYR G   55    PRO G   56          0         2.48                     
CISPEP   8 SER G   87    PRO G   88          0        -0.61                     
CISPEP   9 TYR H   55    PRO H   56          0         2.78                     
CISPEP  10 SER H   87    PRO H   88          0        -9.03                     
SITE     1 AC1  5 ASP F  54  TYR F  55  ASN F  58  HOH F 291                    
SITE     2 AC1  5 LYS G  53                                                     
CRYST1   48.410   67.585  155.554  90.00  90.00  90.00 P 21 21 21   20          
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      0.020657  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014796  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006429        0.00000