HEADER    STRUCTURAL GENOMICS, UNKNOWN FUNCTION   22-JAN-02   1KUU              
TITLE     CRYSTAL STRUCTURE OF METHANOBACTERIUM THERMOAUTOTROPHICUM CONSERVED   
TITLE    2 PROTEIN MTH1020 REVEALS AN NTN-HYDROLASE FOLD                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CONSERVED PROTEIN;                                         
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: METHANOTHERMOBACTER;                            
SOURCE   3 ORGANISM_TAXID: 145260;                                              
SOURCE   4 GENE: MTH1020;                                                       
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET15B                                    
KEYWDS    STRUCTURAL GENOMICS, CONSERVED PROTEIN, NTN-HYDROLASE FOLD, UNKNOWN   
KEYWDS   2 FUNCTION                                                             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    V.SARIDAKIS,D.CHRISTENDAT,A.THYGESEN,C.H.ARROWSMITH,A.M.EDWARDS,      
AUTHOR   2 E.F.PAI                                                              
REVDAT   4   14-FEB-24 1KUU    1       REMARK                                   
REVDAT   3   24-FEB-09 1KUU    1       VERSN                                    
REVDAT   2   25-NOV-03 1KUU    1       JRNL                                     
REVDAT   1   29-MAY-02 1KUU    0                                                
JRNL        AUTH   V.SARIDAKIS,D.CHRISTENDAT,A.THYGESEN,C.H.ARROWSMITH,         
JRNL        AUTH 2 A.M.EDWARDS,E.F.PAI                                          
JRNL        TITL   CRYSTAL STRUCTURE OF METHANOBACTERIUM THERMOAUTOTROPHICUM    
JRNL        TITL 2 CONSERVED PROTEIN MTH1020 REVEALS AN NTN-HYDROLASE FOLD      
JRNL        REF    PROTEINS:                     V.  48   141 2002              
JRNL        REF  2 STRUCT.,FUNCT.,GENET.                                        
JRNL        REFN                   ISSN 0887-3585                               
JRNL        PMID   12012346                                                     
JRNL        DOI    10.1002/PROT.10147                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.0                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
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) : 14.50                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 245271.050                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 97.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 12746                          
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 SET) : 0.229                           
REMARK   3   FREE R VALUE                     : 0.248                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 656                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.010                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.34                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 91.70                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1865                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2700                       
REMARK   3   BIN FREE R VALUE                    : 0.2880                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 4.70                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 91                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.030                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1536                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 32                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 29.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 46.80                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -2.57000                                             
REMARK   3    B22 (A**2) : -2.57000                                             
REMARK   3    B33 (A**2) : 5.13000                                              
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 COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.30                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.22                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.34                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.27                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.400                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.60                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.800                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.190 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.050 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.610 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.340 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.35                                                 
REMARK   3   BSOL        : 38.12                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1KUU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-JAN-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000015364.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 10-AUG-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X8C                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.00000                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO, SDMS                        
REMARK 200  DATA SCALING SOFTWARE          : SDMS                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 13025                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.0                               
REMARK 200  DATA REDUNDANCY                : 9.000                              
REMARK 200  R MERGE                    (I) : 0.04900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 35.6000                            
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) : 2.34                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.37400                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: SOLVE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.84                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.85                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 14 % MPD, 0.2 M MG ACETATE, 100 MM       
REMARK 280  HEPES, PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       3555   -Y,X+1/2,Z+1/4                                          
REMARK 290       4555   Y+1/2,-X,Z+3/4                                          
REMARK 290       5555   -X+1/2,Y,-Z+3/4                                         
REMARK 290       6555   X,-Y+1/2,-Z+1/4                                         
REMARK 290       7555   Y+1/2,X+1/2,-Z+1/2                                      
REMARK 290       8555   -Y,-X,-Z                                                
REMARK 290       9555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290      10555   -X,-Y,Z                                                 
REMARK 290      11555   -Y+1/2,X,Z+3/4                                          
REMARK 290      12555   Y,-X+1/2,Z+1/4                                          
REMARK 290      13555   -X,Y+1/2,-Z+1/4                                         
REMARK 290      14555   X+1/2,-Y,-Z+3/4                                         
REMARK 290      15555   Y,X,-Z                                                  
REMARK 290      16555   -Y+1/2,-X+1/2,-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       53.51650            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000       53.51650            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       43.52550            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       53.51650            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       21.76275            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       53.51650            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       65.28825            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       53.51650            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       65.28825            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       53.51650            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       21.76275            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000       53.51650            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000       53.51650            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       43.52550            
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        0.00000            
REMARK 290   SMTRY1   9  1.000000  0.000000  0.000000       53.51650            
REMARK 290   SMTRY2   9  0.000000  1.000000  0.000000       53.51650            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       43.52550            
REMARK 290   SMTRY1  10 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  10  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1  11  0.000000 -1.000000  0.000000       53.51650            
REMARK 290   SMTRY2  11  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000  1.000000       65.28825            
REMARK 290   SMTRY1  12  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  12 -1.000000  0.000000  0.000000       53.51650            
REMARK 290   SMTRY3  12  0.000000  0.000000  1.000000       21.76275            
REMARK 290   SMTRY1  13 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       53.51650            
REMARK 290   SMTRY3  13  0.000000  0.000000 -1.000000       21.76275            
REMARK 290   SMTRY1  14  1.000000  0.000000  0.000000       53.51650            
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  14  0.000000  0.000000 -1.000000       65.28825            
REMARK 290   SMTRY1  15  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  15  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  15  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  16  0.000000 -1.000000  0.000000       53.51650            
REMARK 290   SMTRY2  16 -1.000000  0.000000  0.000000       53.51650            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       43.52550            
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: TETRAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 350   BIOMT1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   4  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT2   4  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT3   4  0.000000  0.000000 -1.000000        0.00000            
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    GLY A    87     O    GLY A    87    10555     1.87            
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    ARG A  38      135.77   -170.41                                   
REMARK 500    TYR A  59      164.97    178.14                                   
REMARK 500    ASP A 102      179.62     72.07                                   
REMARK 500    ASP A 106     -169.61   -115.15                                   
REMARK 500    ASN A 118     -165.27   -127.45                                   
REMARK 500    GLU A 149      -70.79     72.11                                   
REMARK 500    ALA A 160      147.75   -179.90                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1KUU A    1   202  UNP    O27099   PURO_METTH       1    202             
SEQRES   1 A  202  MET TYR LEU GLY ARG ILE LEU ALA VAL GLY ARG ASN SER          
SEQRES   2 A  202  ASN GLY SER PHE VAL ALA TYR ARG VAL SER SER ARG SER          
SEQRES   3 A  202  PHE PRO ASN ARG THR THR SER ILE GLN GLU GLU ARG VAL          
SEQRES   4 A  202  ALA VAL VAL PRO VAL GLU GLY HIS GLU ARG ASP VAL PHE          
SEQRES   5 A  202  ARG ASN PRO TYR ILE ALA TYR ASN CYS ILE ARG ILE VAL          
SEQRES   6 A  202  GLY ASP THR ALA VAL VAL SER ASN GLY SER HIS THR ASP          
SEQRES   7 A  202  THR ILE ALA ASP LYS VAL ALA LEU GLY MET ASN LEU ARG          
SEQRES   8 A  202  ASP ALA ILE GLY LEU SER LEU LEU ALA MET ASP TYR GLU          
SEQRES   9 A  202  LYS ASP GLU LEU ASN THR PRO ARG ILE ALA ALA ALA ILE          
SEQRES  10 A  202  ASN GLY SER GLU ALA PHE ILE GLY ILE VAL THR ALA ASP          
SEQRES  11 A  202  GLY LEU MET VAL SER ARG VAL PRO GLU GLU THR PRO VAL          
SEQRES  12 A  202  TYR ILE SER THR TYR GLU GLN THR GLU PRO ALA ALA THR          
SEQRES  13 A  202  GLU PHE LYS ALA GLY SER PRO GLU GLU ALA ALA GLU PHE          
SEQRES  14 A  202  ILE LEU LYS GLY GLY GLU PHE ALA ALA PHE THR HIS PRO          
SEQRES  15 A  202  VAL THR ALA ALA ALA ALA PHE ASN ASP GLY GLU GLY TRP          
SEQRES  16 A  202  ASN LEU ALA THR ARG GLU MET                                  
FORMUL   2  HOH   *32(H2 O)                                                     
HELIX    1   1 HIS A   47  ARG A   53  5                                   7    
HELIX    2   2 SER A   75  GLY A   87  1                                  13    
HELIX    3   3 ASN A   89  ASP A  102  1                                  14    
HELIX    4   4 SER A  162  LYS A  172  1                                  11    
HELIX    5   5 GLY A  173  ALA A  178  5                                   6    
SHEET    1   A 6 ALA A 154  ALA A 155  0                                        
SHEET    2   A 6 VAL A 143  SER A 146 -1  N  TYR A 144   O  ALA A 154           
SHEET    3   A 6 ILE A   6  ARG A  11 -1  N  VAL A   9   O  VAL A 143           
SHEET    4   A 6 SER A  16  SER A  23 -1  O  ARG A  21   N  ILE A   6           
SHEET    5   A 6 PRO A 182  ASN A 190 -1  O  ALA A 186   N  TYR A  20           
SHEET    6   A 6 TRP A 195  ARG A 200 -1  O  ASN A 196   N  PHE A 189           
SHEET    1   B 7 ARG A  30  GLN A  35  0                                        
SHEET    2   B 7 ARG A  38  PRO A  43 -1  O  VAL A  42   N  THR A  31           
SHEET    3   B 7 TYR A  59  VAL A  65 -1  O  TYR A  59   N  VAL A  41           
SHEET    4   B 7 THR A  68  SER A  72 -1  O  VAL A  70   N  ARG A  63           
SHEET    5   B 7 ARG A 112  ILE A 117 -1  O  ILE A 117   N  ALA A  69           
SHEET    6   B 7 ALA A 122  THR A 128 -1  O  GLY A 125   N  ALA A 114           
SHEET    7   B 7 GLY A 131  ARG A 136 -1  O  SER A 135   N  ILE A 124           
CRYST1  107.033  107.033   87.051  90.00  90.00  90.00 I 41 2 2     16          
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      0.009343  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009343  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011488        0.00000