PDB Short entry for 5Z7R
HEADER    LYASE                                   30-JAN-18   5Z7R              
TITLE     CRYSTAL STRUCTURE OF CROTONASE FROM CLOSTRIDIUM ACETOBUTYLICUM        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SHORT-CHAIN-ENOYL-COA HYDRATASE;                           
COMPND   3 CHAIN: A, B, C;                                                      
COMPND   4 SYNONYM: 3-HYDROXYBUTYRYL-COA DEHYDRATASE,CROTONASE;                 
COMPND   5 EC: 4.2.1.150;                                                       
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM ACETOBUTYLICUM (STRAIN ATCC 824 /   
SOURCE   3 DSM 792 / JCM 1419 / LMG 5710 / VKM B-1787);                         
SOURCE   4 ORGANISM_TAXID: 272562;                                              
SOURCE   5 STRAIN: ATCC 824 / DSM 792 / JCM 1419 / LMG 5710 / VKM B-1787;       
SOURCE   6 GENE: CRT, CA_C2712;                                                 
SOURCE   7 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   9 EXPRESSION_SYSTEM_STRAIN: B834;                                      
SOURCE  10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  11 EXPRESSION_SYSTEM_PLASMID: PET30A                                    
KEYWDS    SHORT-CHAIN ENOYL-COA HYDRATASE, LYASE                                
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.-J.KIM,Y.-J.KIM,K.-J.KIM                                            
REVDAT   2   09-SEP-20 5Z7R    1       TITLE                                    
REVDAT   1   14-FEB-18 5Z7R    0                                                
JRNL        AUTH   E.J.KIM,Y.J.KIM,K.J.KIM                                      
JRNL        TITL   STRUCTURAL INSIGHTS INTO SUBSTRATE SPECIFICITY OF CROTONASE  
JRNL        TITL 2 FROM THE N-BUTANOL PRODUCING BACTERIUM CLOSTRIDIUM           
JRNL        TITL 3 ACETOBUTYLICUM.                                              
JRNL        REF    BIOCHEM. BIOPHYS. RES.        V. 451   431 2014              
JRNL        REF  2 COMMUN.                                                      
JRNL        REFN                   ESSN 1090-2104                               
JRNL        PMID   25110148                                                     
JRNL        DOI    10.1016/J.BBRC.2014.07.139                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0073                                      
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) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 35417                          
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) : 0.189                           
REMARK   3   FREE R VALUE                     : 0.258                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1866                            
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) : 2.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.26                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2377                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 89.34                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2670                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 120                          
REMARK   3   BIN FREE R VALUE                    : 0.2730                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5727                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 139                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 35.21                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.86000                                              
REMARK   3    B22 (A**2) : 0.86000                                              
REMARK   3    B33 (A**2) : -2.78000                                             
REMARK   3    B12 (A**2) : 0.43000                                              
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): 0.299         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.237         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.199         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 8.246         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.950                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.896                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  5778 ; 0.012 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  5814 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  7758 ; 1.569 ; 1.980       
REMARK   3   BOND ANGLES OTHERS          (DEGREES): 13389 ; 0.852 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   759 ; 6.373 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   240 ;44.225 ;25.750       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  1110 ;18.730 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    33 ;21.163 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   909 ; 0.094 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  6573 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  1188 ; 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):  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 5Z7R COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 01-FEB-18.                  
REMARK 100 THE DEPOSITION ID IS D_1300006626.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 11-NOV-10                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : PAL/PLS                            
REMARK 200  BEAMLINE                       : 7A (6B, 6C1)                       
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97956                            
REMARK 200  MONOCHROMATOR                  : DOUBLE CRYSTAL MONOCHROMATOR       
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 270                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 37287                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.1                               
REMARK 200  DATA REDUNDANCY                : 4.500                              
REMARK 200  R MERGE                    (I) : 0.06800                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.5000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.24                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 89.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.80                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.26900                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
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: 1MJ3                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.34                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 400, 0.1M SODIUM CACODYLATE PH   
REMARK 280  6.5, 0.2M LITHIUM SULFATE, VAPOR DIFFUSION, HANGING DROP,           
REMARK 280  TEMPERATURE 293K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 1 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   -Y,-X,-Z+1/3                                            
REMARK 290       5555   -X+Y,Y,-Z+2/3                                           
REMARK 290       6555   X,X-Y,-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 -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      140.46867            
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       70.23433            
REMARK 290   SMTRY1   4  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000       70.23433            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      140.46867            
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        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: HEXAMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 30950 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 50450 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -191.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C                               
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      -78.67300            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      -70.23433            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH C 303  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     ILE A   255                                                      
REMARK 465     GLU A   256                                                      
REMARK 465     GLY A   257                                                      
REMARK 465     PHE A   258                                                      
REMARK 465     LYS A   259                                                      
REMARK 465     ASN A   260                                                      
REMARK 465     ARG A   261                                                      
REMARK 465     HIS A   262                                                      
REMARK 465     HIS A   263                                                      
REMARK 465     HIS A   264                                                      
REMARK 465     HIS A   265                                                      
REMARK 465     HIS A   266                                                      
REMARK 465     HIS A   267                                                      
REMARK 465     ILE B   255                                                      
REMARK 465     GLU B   256                                                      
REMARK 465     GLY B   257                                                      
REMARK 465     PHE B   258                                                      
REMARK 465     LYS B   259                                                      
REMARK 465     ASN B   260                                                      
REMARK 465     ARG B   261                                                      
REMARK 465     HIS B   262                                                      
REMARK 465     HIS B   263                                                      
REMARK 465     HIS B   264                                                      
REMARK 465     HIS B   265                                                      
REMARK 465     HIS B   266                                                      
REMARK 465     HIS B   267                                                      
REMARK 465     ILE C   255                                                      
REMARK 465     GLU C   256                                                      
REMARK 465     GLY C   257                                                      
REMARK 465     PHE C   258                                                      
REMARK 465     LYS C   259                                                      
REMARK 465     ASN C   260                                                      
REMARK 465     ARG C   261                                                      
REMARK 465     HIS C   262                                                      
REMARK 465     HIS C   263                                                      
REMARK 465     HIS C   264                                                      
REMARK 465     HIS C   265                                                      
REMARK 465     HIS C   266                                                      
REMARK 465     HIS C   267                                                      
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   OE1  GLU B    48     OE1  GLU B    48     5554     2.18            
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 216   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    PHE A  62      -79.22    -78.32                                   
REMARK 500    LEU A  96      127.71    -39.89                                   
REMARK 500    ASN B  20       68.12   -151.24                                   
REMARK 500    PHE B  62      -74.62    -80.28                                   
REMARK 500    LEU B  96      131.20    -37.72                                   
REMARK 500    GLU B 251       18.28    -69.37                                   
REMARK 500    ARG B 253       49.90    -80.44                                   
REMARK 500    PHE C  62      -86.20    -86.22                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH C 352        DISTANCE =  6.23 ANGSTROMS                       
DBREF  5Z7R A    1   261  UNP    P52046   CRT_CLOAB        1    261             
DBREF  5Z7R B    1   261  UNP    P52046   CRT_CLOAB        1    261             
DBREF  5Z7R C    1   261  UNP    P52046   CRT_CLOAB        1    261             
SEQADV 5Z7R HIS A  262  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS A  263  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS A  264  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS A  265  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS A  266  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS A  267  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS B  262  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS B  263  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS B  264  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS B  265  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS B  266  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS B  267  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS C  262  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS C  263  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS C  264  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS C  265  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS C  266  UNP  P52046              EXPRESSION TAG                 
SEQADV 5Z7R HIS C  267  UNP  P52046              EXPRESSION TAG                 
SEQRES   1 A  267  MET GLU LEU ASN ASN VAL ILE LEU GLU LYS GLU GLY LYS          
SEQRES   2 A  267  VAL ALA VAL VAL THR ILE ASN ARG PRO LYS ALA LEU ASN          
SEQRES   3 A  267  ALA LEU ASN SER ASP THR LEU LYS GLU MET ASP TYR VAL          
SEQRES   4 A  267  ILE GLY GLU ILE GLU ASN ASP SER GLU VAL LEU ALA VAL          
SEQRES   5 A  267  ILE LEU THR GLY ALA GLY GLU LYS SER PHE VAL ALA GLY          
SEQRES   6 A  267  ALA ASP ILE SER GLU MET LYS GLU MET ASN THR ILE GLU          
SEQRES   7 A  267  GLY ARG LYS PHE GLY ILE LEU GLY ASN LYS VAL PHE ARG          
SEQRES   8 A  267  ARG LEU GLU LEU LEU GLU LYS PRO VAL ILE ALA ALA VAL          
SEQRES   9 A  267  ASN GLY PHE ALA LEU GLY GLY GLY CYS GLU ILE ALA MET          
SEQRES  10 A  267  SER CYS ASP ILE ARG ILE ALA SER SER ASN ALA ARG PHE          
SEQRES  11 A  267  GLY GLN PRO GLU VAL GLY LEU GLY ILE THR PRO GLY PHE          
SEQRES  12 A  267  GLY GLY THR GLN ARG LEU SER ARG LEU VAL GLY MET GLY          
SEQRES  13 A  267  MET ALA LYS GLN LEU ILE PHE THR ALA GLN ASN ILE LYS          
SEQRES  14 A  267  ALA ASP GLU ALA LEU ARG ILE GLY LEU VAL ASN LYS VAL          
SEQRES  15 A  267  VAL GLU PRO SER GLU LEU MET ASN THR ALA LYS GLU ILE          
SEQRES  16 A  267  ALA ASN LYS ILE VAL SER ASN ALA PRO VAL ALA VAL LYS          
SEQRES  17 A  267  LEU SER LYS GLN ALA ILE ASN ARG GLY MET GLN CYS ASP          
SEQRES  18 A  267  ILE ASP THR ALA LEU ALA PHE GLU SER GLU ALA PHE GLY          
SEQRES  19 A  267  GLU CYS PHE SER THR GLU ASP GLN LYS ASP ALA MET THR          
SEQRES  20 A  267  ALA PHE ILE GLU LYS ARG LYS ILE GLU GLY PHE LYS ASN          
SEQRES  21 A  267  ARG HIS HIS HIS HIS HIS HIS                                  
SEQRES   1 B  267  MET GLU LEU ASN ASN VAL ILE LEU GLU LYS GLU GLY LYS          
SEQRES   2 B  267  VAL ALA VAL VAL THR ILE ASN ARG PRO LYS ALA LEU ASN          
SEQRES   3 B  267  ALA LEU ASN SER ASP THR LEU LYS GLU MET ASP TYR VAL          
SEQRES   4 B  267  ILE GLY GLU ILE GLU ASN ASP SER GLU VAL LEU ALA VAL          
SEQRES   5 B  267  ILE LEU THR GLY ALA GLY GLU LYS SER PHE VAL ALA GLY          
SEQRES   6 B  267  ALA ASP ILE SER GLU MET LYS GLU MET ASN THR ILE GLU          
SEQRES   7 B  267  GLY ARG LYS PHE GLY ILE LEU GLY ASN LYS VAL PHE ARG          
SEQRES   8 B  267  ARG LEU GLU LEU LEU GLU LYS PRO VAL ILE ALA ALA VAL          
SEQRES   9 B  267  ASN GLY PHE ALA LEU GLY GLY GLY CYS GLU ILE ALA MET          
SEQRES  10 B  267  SER CYS ASP ILE ARG ILE ALA SER SER ASN ALA ARG PHE          
SEQRES  11 B  267  GLY GLN PRO GLU VAL GLY LEU GLY ILE THR PRO GLY PHE          
SEQRES  12 B  267  GLY GLY THR GLN ARG LEU SER ARG LEU VAL GLY MET GLY          
SEQRES  13 B  267  MET ALA LYS GLN LEU ILE PHE THR ALA GLN ASN ILE LYS          
SEQRES  14 B  267  ALA ASP GLU ALA LEU ARG ILE GLY LEU VAL ASN LYS VAL          
SEQRES  15 B  267  VAL GLU PRO SER GLU LEU MET ASN THR ALA LYS GLU ILE          
SEQRES  16 B  267  ALA ASN LYS ILE VAL SER ASN ALA PRO VAL ALA VAL LYS          
SEQRES  17 B  267  LEU SER LYS GLN ALA ILE ASN ARG GLY MET GLN CYS ASP          
SEQRES  18 B  267  ILE ASP THR ALA LEU ALA PHE GLU SER GLU ALA PHE GLY          
SEQRES  19 B  267  GLU CYS PHE SER THR GLU ASP GLN LYS ASP ALA MET THR          
SEQRES  20 B  267  ALA PHE ILE GLU LYS ARG LYS ILE GLU GLY PHE LYS ASN          
SEQRES  21 B  267  ARG HIS HIS HIS HIS HIS HIS                                  
SEQRES   1 C  267  MET GLU LEU ASN ASN VAL ILE LEU GLU LYS GLU GLY LYS          
SEQRES   2 C  267  VAL ALA VAL VAL THR ILE ASN ARG PRO LYS ALA LEU ASN          
SEQRES   3 C  267  ALA LEU ASN SER ASP THR LEU LYS GLU MET ASP TYR VAL          
SEQRES   4 C  267  ILE GLY GLU ILE GLU ASN ASP SER GLU VAL LEU ALA VAL          
SEQRES   5 C  267  ILE LEU THR GLY ALA GLY GLU LYS SER PHE VAL ALA GLY          
SEQRES   6 C  267  ALA ASP ILE SER GLU MET LYS GLU MET ASN THR ILE GLU          
SEQRES   7 C  267  GLY ARG LYS PHE GLY ILE LEU GLY ASN LYS VAL PHE ARG          
SEQRES   8 C  267  ARG LEU GLU LEU LEU GLU LYS PRO VAL ILE ALA ALA VAL          
SEQRES   9 C  267  ASN GLY PHE ALA LEU GLY GLY GLY CYS GLU ILE ALA MET          
SEQRES  10 C  267  SER CYS ASP ILE ARG ILE ALA SER SER ASN ALA ARG PHE          
SEQRES  11 C  267  GLY GLN PRO GLU VAL GLY LEU GLY ILE THR PRO GLY PHE          
SEQRES  12 C  267  GLY GLY THR GLN ARG LEU SER ARG LEU VAL GLY MET GLY          
SEQRES  13 C  267  MET ALA LYS GLN LEU ILE PHE THR ALA GLN ASN ILE LYS          
SEQRES  14 C  267  ALA ASP GLU ALA LEU ARG ILE GLY LEU VAL ASN LYS VAL          
SEQRES  15 C  267  VAL GLU PRO SER GLU LEU MET ASN THR ALA LYS GLU ILE          
SEQRES  16 C  267  ALA ASN LYS ILE VAL SER ASN ALA PRO VAL ALA VAL LYS          
SEQRES  17 C  267  LEU SER LYS GLN ALA ILE ASN ARG GLY MET GLN CYS ASP          
SEQRES  18 C  267  ILE ASP THR ALA LEU ALA PHE GLU SER GLU ALA PHE GLY          
SEQRES  19 C  267  GLU CYS PHE SER THR GLU ASP GLN LYS ASP ALA MET THR          
SEQRES  20 C  267  ALA PHE ILE GLU LYS ARG LYS ILE GLU GLY PHE LYS ASN          
SEQRES  21 C  267  ARG HIS HIS HIS HIS HIS HIS                                  
FORMUL   4  HOH   *139(H2 O)                                                    
HELIX    1 AA1 ARG A   21  LEU A   25  5                                   5    
HELIX    2 AA2 ASN A   29  ASP A   46  1                                  18    
HELIX    3 AA3 ASP A   67  LYS A   72  1                                   6    
HELIX    4 AA4 ASN A   75  LEU A   96  1                                  22    
HELIX    5 AA5 GLY A  110  SER A  118  1                                   9    
HELIX    6 AA6 PRO A  133  GLY A  138  5                                   6    
HELIX    7 AA7 GLY A  144  GLY A  154  1                                  11    
HELIX    8 AA8 GLY A  154  ALA A  165  1                                  12    
HELIX    9 AA9 ALA A  170  ILE A  176  1                                   7    
HELIX   10 AB1 GLU A  184  SER A  186  5                                   3    
HELIX   11 AB2 GLU A  187  ASN A  202  1                                  16    
HELIX   12 AB3 ALA A  203  MET A  218  1                                  16    
HELIX   13 AB4 ASP A  221  PHE A  237  1                                  17    
HELIX   14 AB5 THR A  239  LYS A  254  1                                  16    
HELIX   15 AB6 ASN B   29  ASN B   45  1                                  17    
HELIX   16 AB7 ASP B   67  LYS B   72  1                                   6    
HELIX   17 AB8 ASN B   75  LEU B   96  1                                  22    
HELIX   18 AB9 GLY B  110  MET B  117  1                                   8    
HELIX   19 AC1 GLN B  132  GLY B  138  5                                   7    
HELIX   20 AC2 GLY B  144  ALA B  165  1                                  22    
HELIX   21 AC3 ALA B  170  ILE B  176  1                                   7    
HELIX   22 AC4 GLU B  184  SER B  186  5                                   3    
HELIX   23 AC5 GLU B  187  SER B  201  1                                  15    
HELIX   24 AC6 ALA B  203  MET B  218  1                                  16    
HELIX   25 AC7 ASP B  221  PHE B  237  1                                  17    
HELIX   26 AC8 THR B  239  GLU B  251  1                                  13    
HELIX   27 AC9 ASN C   29  ASP C   46  1                                  18    
HELIX   28 AD1 ILE C   68  GLU C   73  1                                   6    
HELIX   29 AD2 ASN C   75  LEU C   96  1                                  22    
HELIX   30 AD3 GLY C  110  SER C  118  1                                   9    
HELIX   31 AD4 PRO C  133  GLY C  138  5                                   6    
HELIX   32 AD5 GLY C  144  GLY C  154  1                                  11    
HELIX   33 AD6 GLY C  154  ALA C  165  1                                  12    
HELIX   34 AD7 ALA C  170  ILE C  176  1                                   7    
HELIX   35 AD8 GLU C  187  SER C  201  1                                  15    
HELIX   36 AD9 ALA C  203  MET C  218  1                                  16    
HELIX   37 AE1 ASP C  221  PHE C  237  1                                  17    
HELIX   38 AE2 THR C  239  LYS C  254  1                                  16    
SHEET    1 AA1 6 VAL A   6  GLU A  11  0                                        
SHEET    2 AA1 6 VAL A  14  ILE A  19 -1  O  VAL A  14   N  GLU A  11           
SHEET    3 AA1 6 ALA A  51  GLY A  56  1  O  ILE A  53   N  VAL A  17           
SHEET    4 AA1 6 VAL A 100  VAL A 104  1  O  ILE A 101   N  LEU A  54           
SHEET    5 AA1 6 ILE A 121  SER A 125  1  O  ILE A 123   N  VAL A 104           
SHEET    6 AA1 6 VAL A 182  VAL A 183  1  O  VAL A 183   N  ALA A 124           
SHEET    1 AA2 4 SER A  61  ALA A  64  0                                        
SHEET    2 AA2 4 PHE A 107  LEU A 109  1  O  PHE A 107   N  PHE A  62           
SHEET    3 AA2 4 ARG A 129  GLY A 131  1  O  ARG A 129   N  ALA A 108           
SHEET    4 AA2 4 ILE A 168  LYS A 169 -1  O  ILE A 168   N  PHE A 130           
SHEET    1 AA3 6 VAL B   6  GLU B  11  0                                        
SHEET    2 AA3 6 VAL B  14  ILE B  19 -1  O  THR B  18   N  ILE B   7           
SHEET    3 AA3 6 ALA B  51  GLY B  56  1  O  ILE B  53   N  VAL B  17           
SHEET    4 AA3 6 VAL B 100  VAL B 104  1  O  ILE B 101   N  VAL B  52           
SHEET    5 AA3 6 ILE B 121  SER B 125  1  O  ILE B 121   N  ALA B 102           
SHEET    6 AA3 6 LYS B 181  VAL B 183  1  O  VAL B 183   N  ALA B 124           
SHEET    1 AA4 4 SER B  61  VAL B  63  0                                        
SHEET    2 AA4 4 PHE B 107  LEU B 109  1  O  PHE B 107   N  VAL B  63           
SHEET    3 AA4 4 ARG B 129  GLY B 131  1  O  ARG B 129   N  ALA B 108           
SHEET    4 AA4 4 ILE B 168  LYS B 169 -1  O  ILE B 168   N  PHE B 130           
SHEET    1 AA5 6 VAL C   6  GLU C  11  0                                        
SHEET    2 AA5 6 VAL C  14  ILE C  19 -1  O  THR C  18   N  ILE C   7           
SHEET    3 AA5 6 ALA C  51  GLY C  56  1  O  THR C  55   N  VAL C  17           
SHEET    4 AA5 6 VAL C 100  VAL C 104  1  O  ILE C 101   N  LEU C  54           
SHEET    5 AA5 6 ILE C 121  SER C 125  1  O  ILE C 121   N  ALA C 102           
SHEET    6 AA5 6 LYS C 181  VAL C 183  1  O  LYS C 181   N  ALA C 124           
SHEET    1 AA6 4 SER C  61  ALA C  64  0                                        
SHEET    2 AA6 4 PHE C 107  LEU C 109  1  O  PHE C 107   N  PHE C  62           
SHEET    3 AA6 4 ARG C 129  GLY C 131  1  O  ARG C 129   N  ALA C 108           
SHEET    4 AA6 4 ILE C 168  LYS C 169 -1  O  ILE C 168   N  PHE C 130           
CRYST1   78.673   78.673  210.703  90.00  90.00 120.00 P 32 1 2     18          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.012711  0.007339  0.000000        0.00000                         
SCALE2      0.000000  0.014677  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004746        0.00000