HEADER    LYASE                                   13-DEC-01   1KM2              
TITLE     CRYSTAL STRUCTURE OF OROTIDINE MONOPHOSPHATE MUTANT Q185A WITH 6-     
TITLE    2 AZAUMP                                                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: OROTIDINE 5'-PHOSPHATE DECARBOXYLASE;                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: OMP DECARBOXYLASE; OMPDCASE;                                
COMPND   5 EC: 4.1.1.23;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: METHANOTHERMOBACTER THERMAUTOTROPHICUS;         
SOURCE   3 ORGANISM_TAXID: 145262;                                              
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   7 EXPRESSION_SYSTEM_PLASMID: PET15B                                    
KEYWDS    TIM BARREL, LYASE                                                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    N.WU,W.GILLON,E.F.PAI                                                 
REVDAT   6   14-FEB-24 1KM2    1       REMARK                                   
REVDAT   5   27-OCT-21 1KM2    1       REMARK SEQADV                            
REVDAT   4   16-NOV-11 1KM2    1       HETATM                                   
REVDAT   3   13-JUL-11 1KM2    1       VERSN                                    
REVDAT   2   24-FEB-09 1KM2    1       VERSN                                    
REVDAT   1   28-JUN-02 1KM2    0                                                
JRNL        AUTH   N.WU,W.GILLON,E.F.PAI                                        
JRNL        TITL   MAPPING THE ACTIVE SITE-LIGAND INTERACTIONS OF OROTIDINE     
JRNL        TITL 2 5'-MONOPHOSPHATE DECARBOXYLASE BY CRYSTALLOGRAPHY.           
JRNL        REF    BIOCHEMISTRY                  V.  41  4002 2002              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   11900543                                                     
JRNL        DOI    10.1021/BI015758P                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
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 : CNS LIBRARY                                     
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 29.74                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 542215.070                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 95.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 34229                          
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) : 0.169                           
REMARK   3   FREE R VALUE                     : 0.198                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 7.400                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2546                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.004                           
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) : 1.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.59                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 94.60                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 5254                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1820                       
REMARK   3   BIN FREE R VALUE                    : 0.2020                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.60                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 311                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.011                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1594                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 21                                      
REMARK   3   SOLVENT ATOMS            : 210                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 14.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 17.00                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.08000                                             
REMARK   3    B22 (A**2) : -3.30000                                             
REMARK   3    B33 (A**2) : 3.37000                                              
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) : 0.14                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.07                            
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) : 0.16                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.08                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.012                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.600                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.90                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.330                           
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) : 1.340 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.910 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.480 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.480 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.39                                                 
REMARK   3   BSOL        : 49.64                                                
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  : AZA.PARAM                                      
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : AZA.TOP                                        
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1KM2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-DEC-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000015096.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-NOV-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               : APS                                
REMARK 200  BEAMLINE                       : 14-BM-C                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.000                              
REMARK 200  MONOCHROMATOR                  : BEND CYLINDRICAL GE(111)           
REMARK 200                                   MONOCHROMATOR                      
REMARK 200  OPTICS                         : BENT CONICAL SI-MIRROR (RH         
REMARK 200                                   COATING)                           
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 34229                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.3                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.59                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 94.6                               
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: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.49                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: TRISODIUM CITRATE, PH 7.5, VAPOR         
REMARK 280  DIFFUSION, HANGING DROP AT 298K                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
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   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       36.71100            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       36.71100            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       29.11100            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       51.73900            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       29.11100            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       51.73900            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       36.71100            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       29.11100            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       51.73900            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       36.71100            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       29.11100            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       51.73900            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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 300 REMARK: THE OTHER HALF OF THE BIOLOGICAL DIMER IS GENERATED BY THE   
REMARK 300 TWO FOLD AXIS -X, -Y, Z+1/2                                          
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -1.000000  0.000000  0.000000       58.22200            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      110.13300            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 4760 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 15070 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -43.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000      103.47800            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       73.42200            
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 A3001  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A3201  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     MET A     1                                                      
REMARK 465     ARG A     2                                                      
REMARK 465     SER A     3                                                      
REMARK 465     ARG A     4                                                      
REMARK 465     ARG A     5                                                      
REMARK 465     VAL A     6                                                      
REMARK 465     ASP A     7                                                      
REMARK 465     VAL A     8                                                      
REMARK 465     MET A     9                                                      
REMARK 465     ASP A    10                                                      
REMARK 465     VAL A    11                                                      
REMARK 465     LYS A   223                                                      
REMARK 465     ASP A   224                                                      
REMARK 465     LEU A   225                                                      
REMARK 465     LEU A   226                                                      
REMARK 465     ILE A   227                                                      
REMARK 465     PRO A   228                                                      
REMARK 465     GLU A   229                                                      
REMARK 465     ASP A   230                                                      
REMARK 465     PRO A   231                                                      
REMARK 465     ALA A   232                                                      
REMARK 465     ALA A   233                                                      
REMARK 465     ASN A   234                                                      
REMARK 465     LYS A   235                                                      
REMARK 465     ALA A   236                                                      
REMARK 465     ARG A   237                                                      
REMARK 465     LYS A   238                                                      
REMARK 465     GLU A   239                                                      
REMARK 465     ALA A   240                                                      
REMARK 465     GLU A   241                                                      
REMARK 465     LEU A   242                                                      
REMARK 465     ALA A   243                                                      
REMARK 465     ALA A   244                                                      
REMARK 465     ALA A   245                                                      
REMARK 465     THR A   246                                                      
REMARK 465     ALA A   247                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    ALA A    92     NH1  ARG A   118              2.19            
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  74       49.91   -151.62                                   
REMARK 500    PHE A 134      -37.22   -132.51                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UP6 A 2001                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1KLY   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1KLZ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1KM0   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1KM1   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1KM3   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1KM4   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1KM5   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1KM6   RELATED DB: PDB                                   
DBREF  1KM2 A    1   228  UNP    O26232   PYRF_METTH       1    228             
SEQADV 1KM2 PRO A  101  UNP  O26232    ARG   101 ENGINEERED MUTATION            
SEQADV 1KM2 ALA A  185  UNP  O26232    GLN   185 ENGINEERED MUTATION            
SEQADV 1KM2 ILE A  227  UNP  O26232    ASN   227 CLONING ARTIFACT               
SEQADV 1KM2 GLU A  229  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 ASP A  230  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 PRO A  231  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 ALA A  232  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 ALA A  233  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 ASN A  234  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 LYS A  235  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 ALA A  236  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 ARG A  237  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 LYS A  238  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 GLU A  239  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 ALA A  240  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 GLU A  241  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 LEU A  242  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 ALA A  243  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 ALA A  244  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 ALA A  245  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 THR A  246  UNP  O26232              CLONING ARTIFACT               
SEQADV 1KM2 ALA A  247  UNP  O26232              CLONING ARTIFACT               
SEQRES   1 A  247  MET ARG SER ARG ARG VAL ASP VAL MET ASP VAL MET ASN          
SEQRES   2 A  247  ARG LEU ILE LEU ALA MET ASP LEU MET ASN ARG ASP ASP          
SEQRES   3 A  247  ALA LEU ARG VAL THR GLY GLU VAL ARG GLU TYR ILE ASP          
SEQRES   4 A  247  THR VAL LYS ILE GLY TYR PRO LEU VAL LEU SER GLU GLY          
SEQRES   5 A  247  MET ASP ILE ILE ALA GLU PHE ARG LYS ARG PHE GLY CYS          
SEQRES   6 A  247  ARG ILE ILE ALA ASP PHE LYS VAL ALA ASP ILE PRO GLU          
SEQRES   7 A  247  THR ASN GLU LYS ILE CYS ARG ALA THR PHE LYS ALA GLY          
SEQRES   8 A  247  ALA ASP ALA ILE ILE VAL HIS GLY PHE PRO GLY ALA ASP          
SEQRES   9 A  247  SER VAL ARG ALA CYS LEU ASN VAL ALA GLU GLU MET GLY          
SEQRES  10 A  247  ARG GLU VAL PHE LEU LEU THR GLU MET SER HIS PRO GLY          
SEQRES  11 A  247  ALA GLU MET PHE ILE GLN GLY ALA ALA ASP GLU ILE ALA          
SEQRES  12 A  247  ARG MET GLY VAL ASP LEU GLY VAL LYS ASN TYR VAL GLY          
SEQRES  13 A  247  PRO SER THR ARG PRO GLU ARG LEU SER ARG LEU ARG GLU          
SEQRES  14 A  247  ILE ILE GLY GLN ASP SER PHE LEU ILE SER PRO GLY VAL          
SEQRES  15 A  247  GLY ALA ALA GLY GLY ASP PRO GLY GLU THR LEU ARG PHE          
SEQRES  16 A  247  ALA ASP ALA ILE ILE VAL GLY ARG SER ILE TYR LEU ALA          
SEQRES  17 A  247  ASP ASN PRO ALA ALA ALA ALA ALA GLY ILE ILE GLU SER          
SEQRES  18 A  247  ILE LYS ASP LEU LEU ILE PRO GLU ASP PRO ALA ALA ASN          
SEQRES  19 A  247  LYS ALA ARG LYS GLU ALA GLU LEU ALA ALA ALA THR ALA          
HET    UP6  A2001      21                                                       
HETNAM     UP6 6-AZA URIDINE 5'-MONOPHOSPHATE                                   
HETSYN     UP6 6-AZA-UMP                                                        
FORMUL   2  UP6    C8 H12 N3 O9 P                                               
FORMUL   3  HOH   *210(H2 O)                                                    
HELIX    1   1 ASN A   23  ARG A   35  1                                  13    
HELIX    2   2 GLU A   36  ILE A   38  5                                   3    
HELIX    3   3 TYR A   45  GLY A   52  1                                   8    
HELIX    4   4 MET A   53  GLY A   64  1                                  12    
HELIX    5   5 ILE A   76  ALA A   90  1                                  15    
HELIX    6   6 GLY A  102  GLY A  117  1                                  16    
HELIX    7   7 HIS A  128  MET A  133  5                                   6    
HELIX    8   8 PHE A  134  GLY A  150  1                                  17    
HELIX    9   9 ARG A  160  GLY A  172  1                                  13    
HELIX   10  10 ASP A  188  LEU A  193  1                                   6    
HELIX   11  11 GLY A  202  LEU A  207  1                                   6    
HELIX   12  12 ASN A  210  ILE A  222  1                                  13    
SHEET    1   A 9 LEU A  15  MET A  19  0                                        
SHEET    2   A 9 THR A  40  GLY A  44  1  O  LYS A  42   N  LEU A  17           
SHEET    3   A 9 ARG A  66  VAL A  73  1  O  ARG A  66   N  VAL A  41           
SHEET    4   A 9 ALA A  94  HIS A  98  1  O  ALA A  94   N  ALA A  69           
SHEET    5   A 9 GLU A 119  LEU A 123  1  O  LEU A 123   N  VAL A  97           
SHEET    6   A 9 ASN A 153  VAL A 155  1  O  ASN A 153   N  LEU A 122           
SHEET    7   A 9 PHE A 176  SER A 179  1  O  PHE A 176   N  TYR A 154           
SHEET    8   A 9 ALA A 198  VAL A 201  1  O  ILE A 200   N  SER A 179           
SHEET    9   A 9 LEU A  15  MET A  19  1  N  ILE A  16   O  ILE A 199           
SITE     1 AC1 18 ASP A  20  LYS A  42  LYS A  72  ASP A  75                    
SITE     2 AC1 18 ILE A  76  THR A  79  MET A 126  SER A 127                    
SITE     3 AC1 18 PRO A 180  GLY A 202  ARG A 203  HOH A3005                    
SITE     4 AC1 18 HOH A3006  HOH A3007  HOH A3009  HOH A3013                    
SITE     5 AC1 18 HOH A3014  HOH A3018                                          
CRYST1   58.222  103.478   73.422  90.00  90.00  90.00 C 2 2 21      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      0.017176  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009664  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013620        0.00000