HEADER    HYDROLASE                               05-FEB-14   4OXP              
TITLE     X-RAY CRYSTAL STRUCTURE OF THE S1 AND 5'-SENSOR DOMAINS OF RNASE E    
TITLE    2 FROM CAULOBACTER CRESCENTUS                                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RIBONUCLEASE E;                                            
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: S1 AND 5'-SENSOR DOMAINS (UNP RESIDUES 1-270);             
COMPND   5 SYNONYM: RNASE E;                                                    
COMPND   6 EC: 3.1.26.12;                                                       
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CAULOBACTER CRESCENTUS;                         
SOURCE   3 ORGANISM_TAXID: 190650;                                              
SOURCE   4 STRAIN: ATCC 19089 / CB15;                                           
SOURCE   5 GENE: RNE, CC_1877;                                                  
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID                               
KEYWDS    RNASE E, ENDORIBONUCLEASE, HYDROLASE                                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.E.VOSS,B.F.L.LUISI,S.W.HARDWICK                                     
REVDAT   3   27-DEC-23 4OXP    1       SOURCE JRNL   REMARK                     
REVDAT   2   10-DEC-14 4OXP    1       JRNL                                     
REVDAT   1   03-DEC-14 4OXP    0                                                
JRNL        AUTH   J.E.VOSS,B.F.LUISI,S.W.HARDWICK                              
JRNL        TITL   MOLECULAR RECOGNITION OF RHLB AND RNASE D IN THE CAULOBACTER 
JRNL        TITL 2 CRESCENTUS RNA DEGRADOSOME.                                  
JRNL        REF    NUCLEIC ACIDS RES.            V.  42 13294 2014              
JRNL        REFN                   ESSN 1362-4962                               
JRNL        PMID   25389270                                                     
JRNL        DOI    10.1093/NAR/GKU1134                                          
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0049                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 48.70                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 95.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 17099                          
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) : 0.214                           
REMARK   3   R VALUE            (WORKING SET) : 0.212                           
REMARK   3   FREE R VALUE                     : 0.254                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 928                             
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) : 2.10                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.15                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1272                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 97.95                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2600                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 69                           
REMARK   3   BIN FREE R VALUE                    : 0.2780                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1488                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 101                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 36.62                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 55.29                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.35000                                             
REMARK   3    B22 (A**2) : -0.35000                                             
REMARK   3    B33 (A**2) : 0.69000                                              
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): 0.178         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.169         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.135         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 10.248        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.948                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.916                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1510 ; 0.019 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2050 ; 2.310 ; 1.970       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   198 ; 8.683 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    64 ;35.417 ;23.906       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   238 ;19.880 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    11 ;23.201 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   238 ; 0.214 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1144 ; 0.011 ; 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):   798 ; 2.917 ; 3.038       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):   994 ; 4.413 ; 4.520       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   712 ; 3.735 ; 3.091       
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):  2411 ;12.549 ;26.528       
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  : 1                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A    36        A   270                          
REMARK   3    ORIGIN FOR THE GROUP (A):  -4.0690  11.8190 -21.4842              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1950 T22:   0.0803                                     
REMARK   3      T33:   0.2033 T12:  -0.0401                                     
REMARK   3      T13:  -0.1285 T23:   0.0240                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.5336 L22:   2.9568                                     
REMARK   3      L33:   2.5125 L12:  -0.4916                                     
REMARK   3      L13:  -0.1976 L23:  -0.7350                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0089 S12:  -0.0465 S13:  -0.0871                       
REMARK   3      S21:   0.2720 S22:  -0.1275 S23:  -0.4049                       
REMARK   3      S31:  -0.1316 S32:   0.4409 S33:   0.1364                       
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 4OXP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-FEB-14.                  
REMARK 100 THE DEPOSITION ID IS D_1000200191.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 17-SEP-11                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I24                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9536                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 18069                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 48.700                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.0                               
REMARK 200  DATA REDUNDANCY                : 5.200                              
REMARK 200  R MERGE                    (I) : 0.07800                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
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: NULL                         
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.65                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M TRIS PH 8.5, 10% (V/V) ETHANOL,    
REMARK 280  VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-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 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       77.77500            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       31.26500            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       31.26500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      116.66250            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       31.26500            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       31.26500            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       38.88750            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       31.26500            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       31.26500            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      116.66250            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       31.26500            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       31.26500            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       38.88750            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       77.77500            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A   -19                                                      
REMARK 465     GLY A   -18                                                      
REMARK 465     SER A   -17                                                      
REMARK 465     SER A   -16                                                      
REMARK 465     HIS A   -15                                                      
REMARK 465     HIS A   -14                                                      
REMARK 465     HIS A   -13                                                      
REMARK 465     HIS A   -12                                                      
REMARK 465     HIS A   -11                                                      
REMARK 465     HIS A   -10                                                      
REMARK 465     SER A    -9                                                      
REMARK 465     SER A    -8                                                      
REMARK 465     GLY A    -7                                                      
REMARK 465     LEU A    -6                                                      
REMARK 465     VAL A    -5                                                      
REMARK 465     PRO A    -4                                                      
REMARK 465     ARG A    -3                                                      
REMARK 465     GLY A    -2                                                      
REMARK 465     SER A    -1                                                      
REMARK 465     HIS A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     SER A     2                                                      
REMARK 465     LYS A     3                                                      
REMARK 465     LYS A     4                                                      
REMARK 465     MET A     5                                                      
REMARK 465     LEU A     6                                                      
REMARK 465     ILE A     7                                                      
REMARK 465     ASP A     8                                                      
REMARK 465     ALA A     9                                                      
REMARK 465     ALA A    10                                                      
REMARK 465     HIS A    11                                                      
REMARK 465     ALA A    12                                                      
REMARK 465     GLU A    13                                                      
REMARK 465     GLU A    14                                                      
REMARK 465     THR A    15                                                      
REMARK 465     ARG A    16                                                      
REMARK 465     VAL A    17                                                      
REMARK 465     VAL A    18                                                      
REMARK 465     VAL A    19                                                      
REMARK 465     VAL A    20                                                      
REMARK 465     ASP A    21                                                      
REMARK 465     GLY A    22                                                      
REMARK 465     THR A    23                                                      
REMARK 465     ARG A    24                                                      
REMARK 465     VAL A    25                                                      
REMARK 465     GLU A    26                                                      
REMARK 465     GLU A    27                                                      
REMARK 465     PHE A    28                                                      
REMARK 465     ASP A    29                                                      
REMARK 465     PHE A    30                                                      
REMARK 465     GLU A    31                                                      
REMARK 465     SER A    32                                                      
REMARK 465     GLN A    33                                                      
REMARK 465     THR A    34                                                      
REMARK 465     ARG A    35                                                      
REMARK 465     SER A    94                                                      
REMARK 465     GLY A    95                                                      
REMARK 465     ASP A    96                                                      
REMARK 465     ASP A    97                                                      
REMARK 465     GLU A    98                                                      
REMARK 465     ASP A    99                                                      
REMARK 465     ASP A   100                                                      
REMARK 465     THR A   101                                                      
REMARK 465     PRO A   102                                                      
REMARK 465     ILE A   103                                                      
REMARK 465     SER A   104                                                      
REMARK 465     ARG A   105                                                      
REMARK 465     ARG A   106                                                      
REMARK 465     ALA A   107                                                      
REMARK 465     SER A   108                                                      
REMARK 465     GLY A   109                                                      
REMARK 465     GLY A   110                                                      
REMARK 465     ASP A   111                                                      
REMARK 465     ASP A   112                                                      
REMARK 465     GLU A   113                                                      
REMARK 465     ASP A   114                                                      
REMARK 465     ASP A   115                                                      
REMARK 465     VAL A   116                                                      
REMARK 465     ASN A   117                                                      
REMARK 465     GLY A   118                                                      
REMARK 465     GLY A   119                                                      
REMARK 465     ASP A   120                                                      
REMARK 465     ARG A   121                                                      
REMARK 465     ALA A   122                                                      
REMARK 465     VAL A   123                                                      
REMARK 465     ASP A   124                                                      
REMARK 465     ASP A   125                                                      
REMARK 465     ASP A   126                                                      
REMARK 465     ASP A   127                                                      
REMARK 465     ASP A   128                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ARG A  39    NE   CZ   NH1  NH2                                  
REMARK 470     LYS A  46    CE   NZ                                             
REMARK 470     ARG A  91    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP A 129    CG   OD1  OD2                                       
REMARK 470     VAL A 130    CG1  CG2                                            
REMARK 470     GLU A 132    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 133    CG   CD   OE1  OE2                                  
REMARK 470     LEU A 134    CG   CD1  CD2                                       
REMARK 470     ARG A 136    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG A 137    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG A 140    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG A 143    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 146    CE   NZ                                             
REMARK 470     ARG A 152    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 163    CE   NZ                                             
REMARK 470     ARG A 166    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG A 182    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG A 192    CZ   NH1  NH2                                       
REMARK 470     ARG A 198    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 199    CD   CE   NZ                                        
REMARK 470     ILE A 200    CG1  CG2  CD1                                       
REMARK 470     VAL A 203    CG1  CG2                                            
REMARK 470     THR A 204    OG1  CG2                                            
REMARK 470     ARG A 206    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 207    CG   CD   CE   NZ                                   
REMARK 470     LYS A 210    CG   CD   CE   NZ                                   
REMARK 470     SER A 211    OG                                                  
REMARK 470     GLN A 214    CG   CD   OE1  NE2                                  
REMARK 470     LYS A 232    CG   CD   CE   NZ                                   
REMARK 470     LYS A 235    CG   CD   CE   NZ                                   
REMARK 470     GLU A 237    CG   CD   OE1  OE2                                  
REMARK 470     ILE A 238    CG1  CG2  CD1                                       
REMARK 470     LYS A 239    CG   CD   CE   NZ                                   
REMARK 470     ARG A 240    CG   CD   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   OE2  GLU A    51     O    HOH A   601              2.03            
REMARK 500   NH1  ARG A    49     O    HOH A   602              2.05            
REMARK 500   O    ASP A    85     O    HOH A   666              2.14            
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   613     O    HOH A   624     8554     2.06            
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    ASN A 189   CB    ASN A 189   CG     -0.160                       
REMARK 500    ALA A 261   CA    ALA A 261   C      -0.161                       
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  49   NE  -  CZ  -  NH1 ANGL. DEV. =  -5.0 DEGREES          
REMARK 500    LEU A  69   CB  -  CG  -  CD2 ANGL. DEV. =  13.8 DEGREES          
REMARK 500    VAL A 150   CG1 -  CB  -  CG2 ANGL. DEV. =  10.0 DEGREES          
REMARK 500    MET A 157   CG  -  SD  -  CE  ANGL. DEV. = -11.3 DEGREES          
REMARK 500    VAL A 159   CG1 -  CB  -  CG2 ANGL. DEV. =  12.5 DEGREES          
REMARK 500    PRO A 262   C   -  N   -  CA  ANGL. DEV. = -25.4 DEGREES          
REMARK 500    PRO A 262   C   -  N   -  CD  ANGL. DEV. =  16.6 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    ALA A  88       36.36    -75.84                                   
REMARK 500    LEU A  89      -34.98   -170.30                                   
REMARK 500    ASP A  92       57.09    -27.77                                   
REMARK 500    VAL A 130       10.31    -66.66                                   
REMARK 500    ARG A 154       -8.39     77.11                                   
REMARK 500    ALA A 191       88.62    -69.03                                   
REMARK 500    LYS A 199       41.95    -72.83                                   
REMARK 500    THR A 201      -76.20    -55.74                                   
REMARK 500    ALA A 202      105.02    -49.01                                   
REMARK 500    GLN A 220      -99.73     35.89                                   
REMARK 500    LYS A 232       44.23    -88.61                                   
REMARK 500    THR A 234      149.96    -36.35                                   
REMARK 500    ALA A 261     -124.27     61.30                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 PRO A  219     GLN A  220                  144.08                    
REMARK 500 ILE A  260     ALA A  261                  147.69                    
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 A 673        DISTANCE =  8.32 ANGSTROMS                       
REMARK 525    HOH A 674        DISTANCE =  6.02 ANGSTROMS                       
REMARK 525    HOH A 675        DISTANCE =  7.85 ANGSTROMS                       
REMARK 525    HOH A 701        DISTANCE =  6.23 ANGSTROMS                       
DBREF  4OXP A    1   270  UNP    Q9A749   Q9A749_CAUCR     1    270             
SEQADV 4OXP MET A  -19  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP GLY A  -18  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP SER A  -17  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP SER A  -16  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP HIS A  -15  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP HIS A  -14  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP HIS A  -13  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP HIS A  -12  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP HIS A  -11  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP HIS A  -10  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP SER A   -9  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP SER A   -8  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP GLY A   -7  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP LEU A   -6  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP VAL A   -5  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP PRO A   -4  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP ARG A   -3  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP GLY A   -2  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP SER A   -1  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP HIS A    0  UNP  Q9A749              EXPRESSION TAG                 
SEQADV 4OXP VAL A  172  UNP  Q9A749    ALA   172 ENGINEERED MUTATION            
SEQRES   1 A  290  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  290  LEU VAL PRO ARG GLY SER HIS MET SER LYS LYS MET LEU          
SEQRES   3 A  290  ILE ASP ALA ALA HIS ALA GLU GLU THR ARG VAL VAL VAL          
SEQRES   4 A  290  VAL ASP GLY THR ARG VAL GLU GLU PHE ASP PHE GLU SER          
SEQRES   5 A  290  GLN THR ARG LYS GLN LEU ARG GLY ASN ILE TYR LEU ALA          
SEQRES   6 A  290  LYS VAL THR ARG VAL GLU PRO SER LEU GLN ALA ALA PHE          
SEQRES   7 A  290  ILE GLU TYR GLY GLY ASN ARG HIS GLY PHE LEU ALA PHE          
SEQRES   8 A  290  ASN GLU ILE HIS PRO ASP TYR TYR GLN ILE PRO VAL ALA          
SEQRES   9 A  290  ASP ARG GLU ALA LEU MET ARG ASP ASP SER GLY ASP ASP          
SEQRES  10 A  290  GLU ASP ASP THR PRO ILE SER ARG ARG ALA SER GLY GLY          
SEQRES  11 A  290  ASP ASP GLU ASP ASP VAL ASN GLY GLY ASP ARG ALA VAL          
SEQRES  12 A  290  ASP ASP ASP ASP ASP ASP VAL GLU GLU GLU LEU ALA ARG          
SEQRES  13 A  290  ARG LYS ARG ARG LEU MET ARG LYS TYR LYS ILE GLN GLU          
SEQRES  14 A  290  VAL ILE ARG ARG ARG GLN ILE MET LEU VAL GLN VAL VAL          
SEQRES  15 A  290  LYS GLU GLU ARG GLY ASN LYS GLY ALA VAL LEU THR THR          
SEQRES  16 A  290  TYR LEU SER LEU ALA GLY ARG TYR GLY VAL LEU MET PRO          
SEQRES  17 A  290  ASN THR ALA ARG GLY GLY GLY ILE SER ARG LYS ILE THR          
SEQRES  18 A  290  ALA VAL THR ASP ARG LYS ARG LEU LYS SER VAL VAL GLN          
SEQRES  19 A  290  SER LEU ASP VAL PRO GLN GLY MET GLY LEU ILE VAL ARG          
SEQRES  20 A  290  THR ALA GLY ALA LYS ARG THR LYS ALA GLU ILE LYS ARG          
SEQRES  21 A  290  ASP TYR GLU TYR LEU LEU ARG LEU TRP GLU ASN ILE ARG          
SEQRES  22 A  290  GLU ASN THR LEU HIS SER ILE ALA PRO ALA LEU ILE TYR          
SEQRES  23 A  290  GLU GLU GLU ASP                                              
FORMUL   2  HOH   *101(H2 O)                                                    
HELIX    1 AA1 ASN A   72  ILE A   74  5                                   3    
HELIX    2 AA2 HIS A   75  TYR A   79  5                                   5    
HELIX    3 AA3 PRO A   82  GLU A   87  1                                   6    
HELIX    4 AA4 GLU A  131  TYR A  145  1                                  15    
HELIX    5 AA5 LYS A  146  ILE A  151  1                                   6    
HELIX    6 AA6 ALA A  202  LEU A  216  1                                  15    
HELIX    7 AA7 THR A  228  ALA A  231  5                                   4    
HELIX    8 AA8 ALA A  236  HIS A  258  1                                  23    
SHEET    1 AA1 7 ALA A 263  TYR A 266  0                                        
SHEET    2 AA1 7 ILE A  42  GLU A  51 -1  N  ILE A  42   O  TYR A 266           
SHEET    3 AA1 7 ILE A 156  LYS A 163 -1  O  MET A 157   N  ALA A  45           
SHEET    4 AA1 7 VAL A 172  THR A 174 -1  O  VAL A 172   N  VAL A 162           
SHEET    5 AA1 7 GLY A  67  ALA A  70  1  N  PHE A  68   O  LEU A 173           
SHEET    6 AA1 7 ALA A  56  GLU A  60 -1  N  ALA A  57   O  LEU A  69           
SHEET    7 AA1 7 ILE A  42  GLU A  51 -1  N  GLU A  51   O  ALA A  56           
SHEET    1 AA2 4 LEU A 179  ALA A 180  0                                        
SHEET    2 AA2 4 GLY A 184  MET A 187 -1  O  LEU A 186   N  LEU A 179           
SHEET    3 AA2 4 GLY A 223  VAL A 226 -1  O  GLY A 223   N  MET A 187           
SHEET    4 AA2 4 GLY A 195  ILE A 196  1  N  GLY A 195   O  VAL A 226           
CRYST1   62.530   62.530  155.550  90.00  90.00  90.00 P 43 21 2     8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.015992  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.015992  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006429        0.00000