HEADER    PHOSPHOTRANSFERASE                      25-FEB-99   1PYM              
TITLE     PHOSPHOENOLPYRUVATE MUTASE FROM MOLLUSK IN WITH BOUND MG2-OXALATE     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN (PHOSPHOENOLPYRUVATE MUTASE);                      
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: PHOSPHOENOLPYRUVATE PHOSPHOMUTASE;                          
COMPND   5 EC: 5.4.2.9;                                                         
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 OTHER_DETAILS: WITH BOUND MG2+-OXALATE INHIBITOR                     
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: MYTILUS EDULIS;                                 
SOURCE   3 ORGANISM_TAXID: 6550;                                                
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: B834(DE3);                                 
SOURCE   7 EXPRESSION_SYSTEM_VECTOR: PET24A(+)                                  
KEYWDS    PHOSPHOTRANSFERASE, PHOSPHOMUTASE, P-C BOND FORMATION                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.HUANG,Z.LI,O.HERZBERG                                               
REVDAT   7   06-NOV-24 1PYM    1       REMARK                                   
REVDAT   6   27-DEC-23 1PYM    1       REMARK LINK                              
REVDAT   5   04-OCT-17 1PYM    1       REMARK                                   
REVDAT   4   13-JUL-11 1PYM    1       VERSN                                    
REVDAT   3   24-FEB-09 1PYM    1       VERSN                                    
REVDAT   2   01-APR-03 1PYM    1       JRNL                                     
REVDAT   1   21-JUL-99 1PYM    0                                                
JRNL        AUTH   K.HUANG,Z.LI,Y.JIA,D.DUNAWAY-MARIANO,O.HERZBERG              
JRNL        TITL   HELIX SWAPPING BETWEEN TWO ALPHA/BETA BARRELS: CRYSTAL       
JRNL        TITL 2 STRUCTURE OF PHOSPHOENOLPYRUVATE MUTASE WITH BOUND           
JRNL        TITL 3 MG(2+)-OXALATE.                                              
JRNL        REF    STRUCTURE FOLD.DES.           V.   7   539 1999              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   10378273                                                     
JRNL        DOI    10.1016/S0969-2126(99)80070-7                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 100000.000                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.1000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 88.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 43980                          
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) : 0.188                           
REMARK   3   FREE R VALUE                     : 0.256                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 5207                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.003                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4548                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 14                                      
REMARK   3   SOLVENT ATOMS            : 590                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 16.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 16.60                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.021                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.000                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
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  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: THE 0.95A DATA SET WAS REFINED            
REMARK   4                                                                      
REMARK   4 1PYM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-FEB-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000000544.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : JAN-98                             
REMARK 200  TEMPERATURE           (KELVIN) : 120                                
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                       : X12C                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9787,0.9784,0.9500               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : BRANDEIS - B1                      
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 49056                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.780                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.0                               
REMARK 200  DATA REDUNDANCY                : 6.300                              
REMARK 200  R MERGE                    (I) : 0.07300                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 26.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.78                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.84                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 67.0                               
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: MAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: MLPHARE, SHELX, DM                                    
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.02                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.5                                   
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       45.45000            
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       45.45000            
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       45.20000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       65.55000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       45.20000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       65.55000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       45.45000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       45.20000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       65.55000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       45.45000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       45.20000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       65.55000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 22410 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 36930 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -121.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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       90.40000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      136.35000            
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 A1209  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A1215  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A1233  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH B1163  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH B1232  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH B1282  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH B1285  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     SER A     2                                                      
REMARK 465     THR A     3                                                      
REMARK 465     LYS A     4                                                      
REMARK 465     MET B     1                                                      
REMARK 465     SER B     2                                                      
REMARK 465     THR B     3                                                      
REMARK 465     LYS B     4                                                      
REMARK 465     LYS B   294                                                      
REMARK 465     ASN B   295                                                      
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    LYS A 204   CD    LYS A 204   CE      0.154                       
REMARK 500    GLU B  69   CD    GLU B  69   OE1    -0.071                       
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  57   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG A  57   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.9 DEGREES          
REMARK 500    ARG A 175   NE  -  CZ  -  NH1 ANGL. DEV. =   4.8 DEGREES          
REMARK 500    ARG A 175   NE  -  CZ  -  NH2 ANGL. DEV. =  -6.0 DEGREES          
REMARK 500    ALA A 238   N   -  CA  -  C   ANGL. DEV. =  18.2 DEGREES          
REMARK 500    ARG B  33   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ARG B  57   NE  -  CZ  -  NH1 ANGL. DEV. =   4.4 DEGREES          
REMARK 500    ARG B  57   NE  -  CZ  -  NH2 ANGL. DEV. =  -6.4 DEGREES          
REMARK 500    LEU B  71   CA  -  CB  -  CG  ANGL. DEV. = -17.4 DEGREES          
REMARK 500    ARG B 106   NE  -  CZ  -  NH1 ANGL. DEV. =   3.0 DEGREES          
REMARK 500    ARG B 180   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.9 DEGREES          
REMARK 500    ALA B 238   N   -  CA  -  C   ANGL. DEV. =  16.9 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    SER A  59       36.80   -141.62                                   
REMARK 500    ASP A  87     -124.52     49.45                                   
REMARK 500    LYS A 116     -161.69   -124.09                                   
REMARK 500    PRO A 216       31.37    -85.10                                   
REMARK 500    ASN A 239       21.72   -162.43                                   
REMARK 500    SER B  59       29.46   -141.26                                   
REMARK 500    ASP B  87     -131.50     46.12                                   
REMARK 500    PRO B 216       18.16    -69.45                                   
REMARK 500    ASN B 239       19.16   -157.85                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ARG A 175         0.12    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A1003  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  85   OD2                                                    
REMARK 620 2 OXL A1001   O3   91.9                                              
REMARK 620 3 OXL A1001   O4   77.0  74.4                                        
REMARK 620 4 HOH A1073   O    88.5  91.9 159.5                                  
REMARK 620 5 HOH A1086   O   173.1  87.5  96.3  98.4                            
REMARK 620 6 HOH A1158   O    88.9 172.1  98.1  96.0  90.7                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG B1004  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP B  85   OD2                                                    
REMARK 620 2 OXL B1002   O3   92.4                                              
REMARK 620 3 OXL B1002   O4   79.0  74.5                                        
REMARK 620 4 HOH B1089   O    91.8 171.4  99.0                                  
REMARK 620 5 HOH B1094   O    90.6  89.7 160.5  97.8                            
REMARK 620 6 HOH B1115   O   176.9  88.3  98.3  87.2  92.4                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: PEP                                                 
REMARK 800 EVIDENCE_CODE: AUTHOR                                                
REMARK 800 SITE_DESCRIPTION: CATALYTIC SITE                                     
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OXL A 1001                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OXL B 1002                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 1003                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1004                 
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 NOT YET PUBLISHED                                                    
DBREF  1PYM A    2   295  UNP    P56839   PEPM_MYTED       1    294             
DBREF  1PYM B    2   295  UNP    P56839   PEPM_MYTED       1    294             
SEQRES   1 A  295  MET SER THR LYS VAL LYS LYS THR THR GLN LEU LYS GLN          
SEQRES   2 A  295  MSE LEU ASN SER LYS ASP LEU GLU PHE ILE MSE GLU ALA          
SEQRES   3 A  295  HIS ASN GLY LEU SER ALA ARG ILE VAL GLN GLU ALA GLY          
SEQRES   4 A  295  PHE LYS GLY ILE TRP GLY SER GLY LEU SER VAL SER ALA          
SEQRES   5 A  295  GLN LEU GLY VAL ARG ASP SER ASN GLU ALA SER TRP THR          
SEQRES   6 A  295  GLN VAL VAL GLU VAL LEU GLU PHE MSE SER ASP ALA SER          
SEQRES   7 A  295  ASP VAL PRO ILE LEU LEU ASP ALA ASP THR GLY TYR GLY          
SEQRES   8 A  295  ASN PHE ASN ASN ALA ARG ARG LEU VAL ARG LYS LEU GLU          
SEQRES   9 A  295  ASP ARG GLY VAL ALA GLY ALA CYS LEU GLU ASP LYS LEU          
SEQRES  10 A  295  PHE PRO LYS THR ASN SER LEU HIS ASP GLY ARG ALA GLN          
SEQRES  11 A  295  PRO LEU ALA ASP ILE GLU GLU PHE ALA LEU LYS ILE LYS          
SEQRES  12 A  295  ALA CYS LYS ASP SER GLN THR ASP PRO ASP PHE CYS ILE          
SEQRES  13 A  295  VAL ALA ARG VAL GLU ALA PHE ILE ALA GLY TRP GLY LEU          
SEQRES  14 A  295  ASP GLU ALA LEU LYS ARG ALA GLU ALA TYR ARG ASN ALA          
SEQRES  15 A  295  GLY ALA ASP ALA ILE LEU MSE HIS SER LYS LYS ALA ASP          
SEQRES  16 A  295  PRO SER ASP ILE GLU ALA PHE MSE LYS ALA TRP ASN ASN          
SEQRES  17 A  295  GLN GLY PRO VAL VAL ILE VAL PRO THR LYS TYR TYR LYS          
SEQRES  18 A  295  THR PRO THR ASP HIS PHE ARG ASP MSE GLY VAL SER MSE          
SEQRES  19 A  295  VAL ILE TRP ALA ASN HIS ASN LEU ARG ALA SER VAL SER          
SEQRES  20 A  295  ALA ILE GLN GLN THR THR LYS GLN ILE TYR ASP ASP GLN          
SEQRES  21 A  295  SER LEU VAL ASN VAL GLU ASP LYS ILE VAL SER VAL LYS          
SEQRES  22 A  295  GLU ILE PHE ARG LEU GLN ARG ASP ASP GLU LEU VAL GLN          
SEQRES  23 A  295  ALA GLU ASP LYS TYR LEU PRO LYS ASN                          
SEQRES   1 B  295  MET SER THR LYS VAL LYS LYS THR THR GLN LEU LYS GLN          
SEQRES   2 B  295  MSE LEU ASN SER LYS ASP LEU GLU PHE ILE MSE GLU ALA          
SEQRES   3 B  295  HIS ASN GLY LEU SER ALA ARG ILE VAL GLN GLU ALA GLY          
SEQRES   4 B  295  PHE LYS GLY ILE TRP GLY SER GLY LEU SER VAL SER ALA          
SEQRES   5 B  295  GLN LEU GLY VAL ARG ASP SER ASN GLU ALA SER TRP THR          
SEQRES   6 B  295  GLN VAL VAL GLU VAL LEU GLU PHE MSE SER ASP ALA SER          
SEQRES   7 B  295  ASP VAL PRO ILE LEU LEU ASP ALA ASP THR GLY TYR GLY          
SEQRES   8 B  295  ASN PHE ASN ASN ALA ARG ARG LEU VAL ARG LYS LEU GLU          
SEQRES   9 B  295  ASP ARG GLY VAL ALA GLY ALA CYS LEU GLU ASP LYS LEU          
SEQRES  10 B  295  PHE PRO LYS THR ASN SER LEU HIS ASP GLY ARG ALA GLN          
SEQRES  11 B  295  PRO LEU ALA ASP ILE GLU GLU PHE ALA LEU LYS ILE LYS          
SEQRES  12 B  295  ALA CYS LYS ASP SER GLN THR ASP PRO ASP PHE CYS ILE          
SEQRES  13 B  295  VAL ALA ARG VAL GLU ALA PHE ILE ALA GLY TRP GLY LEU          
SEQRES  14 B  295  ASP GLU ALA LEU LYS ARG ALA GLU ALA TYR ARG ASN ALA          
SEQRES  15 B  295  GLY ALA ASP ALA ILE LEU MSE HIS SER LYS LYS ALA ASP          
SEQRES  16 B  295  PRO SER ASP ILE GLU ALA PHE MSE LYS ALA TRP ASN ASN          
SEQRES  17 B  295  GLN GLY PRO VAL VAL ILE VAL PRO THR LYS TYR TYR LYS          
SEQRES  18 B  295  THR PRO THR ASP HIS PHE ARG ASP MSE GLY VAL SER MSE          
SEQRES  19 B  295  VAL ILE TRP ALA ASN HIS ASN LEU ARG ALA SER VAL SER          
SEQRES  20 B  295  ALA ILE GLN GLN THR THR LYS GLN ILE TYR ASP ASP GLN          
SEQRES  21 B  295  SER LEU VAL ASN VAL GLU ASP LYS ILE VAL SER VAL LYS          
SEQRES  22 B  295  GLU ILE PHE ARG LEU GLN ARG ASP ASP GLU LEU VAL GLN          
SEQRES  23 B  295  ALA GLU ASP LYS TYR LEU PRO LYS ASN                          
MODRES 1PYM MSE A   14  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE A   24  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE A   74  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE A  189  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE A  203  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE A  230  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE A  234  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE B   14  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE B   24  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE B   74  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE B  189  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE B  203  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE B  230  MET  SELENOMETHIONINE                                   
MODRES 1PYM MSE B  234  MET  SELENOMETHIONINE                                   
HET    MSE  A  14       8                                                       
HET    MSE  A  24       8                                                       
HET    MSE  A  74       8                                                       
HET    MSE  A 189       8                                                       
HET    MSE  A 203       8                                                       
HET    MSE  A 230       8                                                       
HET    MSE  A 234       8                                                       
HET    MSE  B  14       8                                                       
HET    MSE  B  24       8                                                       
HET    MSE  B  74       8                                                       
HET    MSE  B 189       8                                                       
HET    MSE  B 203       8                                                       
HET    MSE  B 230       8                                                       
HET    MSE  B 234       8                                                       
HET    OXL  A1001       6                                                       
HET     MG  A1003       1                                                       
HET    OXL  B1002       6                                                       
HET     MG  B1004       1                                                       
HETNAM     MSE SELENOMETHIONINE                                                 
HETNAM     OXL OXALATE ION                                                      
HETNAM      MG MAGNESIUM ION                                                    
FORMUL   1  MSE    14(C5 H11 N O2 SE)                                           
FORMUL   3  OXL    2(C2 O4 2-)                                                  
FORMUL   4   MG    2(MG 2+)                                                     
FORMUL   7  HOH   *590(H2 O)                                                    
HELIX    1   1 LYS A    7  ASN A   16  1                                  10    
HELIX    2   2 GLY A   29  GLU A   37  1                                   9    
HELIX    3   3 GLY A   47  LEU A   54  1                                   8    
HELIX    4   4 TRP A   64  ALA A   77  1                                  14    
HELIX    5   5 PHE A   93  ARG A  106  1                                  14    
HELIX    6   6 ILE A  135  ASP A  147  1                                  13    
HELIX    7   7 LEU A  169  ASN A  181  1                                  13    
HELIX    8   8 SER A  197  ALA A  205  1                                   9    
HELIX    9   9 THR A  224  ARG A  228  1                                   5    
HELIX   10  10 HIS A  240  ASP A  259  1                                  20    
HELIX   11  11 VAL A  263  GLU A  266  1                                   4    
HELIX   12  12 VAL A  272  LEU A  278  1                                   7    
HELIX   13  13 ASP A  281  TYR A  291  1                                  11    
HELIX   14  14 LYS B    7  ASN B   16  1                                  10    
HELIX   15  15 GLY B   29  ALA B   38  1                                  10    
HELIX   16  16 GLY B   47  LEU B   54  1                                   8    
HELIX   17  17 TRP B   64  ALA B   77  1                                  14    
HELIX   18  18 PHE B   93  ARG B  106  1                                  14    
HELIX   19  19 ILE B  135  SER B  148  1                                  14    
HELIX   20  20 LEU B  169  ASN B  181  1                                  13    
HELIX   21  21 SER B  197  ALA B  205  1                                   9    
HELIX   22  22 THR B  224  ARG B  228  1                                   5    
HELIX   23  23 HIS B  240  ASP B  259  1                                  20    
HELIX   24  24 VAL B  263  GLU B  266  1                                   4    
HELIX   25  25 VAL B  272  LEU B  278  1                                   7    
HELIX   26  26 ASP B  281  TYR B  291  1                                  11    
SHEET    1   A 5 GLY A  42  GLY A  45  0                                        
SHEET    2   A 5 PRO A  81  ASP A  85  1  N  PRO A  81   O  ILE A  43           
SHEET    3   A 5 GLY A 110  GLU A 114  1  N  GLY A 110   O  LEU A  84           
SHEET    4   A 5 CYS A 155  ARG A 159  1  N  CYS A 155   O  ALA A 111           
SHEET    5   A 5 ALA A 186  LEU A 188  1  N  ALA A 186   O  ALA A 158           
SHEET    1   B 5 GLY B  42  GLY B  45  0                                        
SHEET    2   B 5 PRO B  81  ASP B  85  1  N  PRO B  81   O  ILE B  43           
SHEET    3   B 5 GLY B 110  GLU B 114  1  N  GLY B 110   O  LEU B  84           
SHEET    4   B 5 CYS B 155  ARG B 159  1  N  CYS B 155   O  ALA B 111           
SHEET    5   B 5 ALA B 186  LEU B 188  1  N  ALA B 186   O  ALA B 158           
LINK         C   GLN A  13                 N   MSE A  14     1555   1555  1.33  
LINK         C   MSE A  14                 N   LEU A  15     1555   1555  1.33  
LINK         C   ILE A  23                 N   MSE A  24     1555   1555  1.32  
LINK         C   MSE A  24                 N   GLU A  25     1555   1555  1.32  
LINK         C   PHE A  73                 N   MSE A  74     1555   1555  1.33  
LINK         C   MSE A  74                 N   SER A  75     1555   1555  1.35  
LINK         C   LEU A 188                 N   MSE A 189     1555   1555  1.33  
LINK         C   MSE A 189                 N   HIS A 190     1555   1555  1.33  
LINK         C   PHE A 202                 N   MSE A 203     1555   1555  1.33  
LINK         C   MSE A 203                 N   LYS A 204     1555   1555  1.34  
LINK         C   ASP A 229                 N   MSE A 230     1555   1555  1.34  
LINK         C   MSE A 230                 N   GLY A 231     1555   1555  1.33  
LINK         C   SER A 233                 N   MSE A 234     1555   1555  1.32  
LINK         C   MSE A 234                 N   VAL A 235     1555   1555  1.33  
LINK         C   GLN B  13                 N   MSE B  14     1555   1555  1.32  
LINK         C   MSE B  14                 N   LEU B  15     1555   1555  1.33  
LINK         C   ILE B  23                 N   MSE B  24     1555   1555  1.31  
LINK         C   MSE B  24                 N   GLU B  25     1555   1555  1.33  
LINK         C   PHE B  73                 N   MSE B  74     1555   1555  1.34  
LINK         C   MSE B  74                 N   SER B  75     1555   1555  1.33  
LINK         C   LEU B 188                 N   MSE B 189     1555   1555  1.33  
LINK         C   MSE B 189                 N   HIS B 190     1555   1555  1.33  
LINK         C   PHE B 202                 N   MSE B 203     1555   1555  1.33  
LINK         C   MSE B 203                 N   LYS B 204     1555   1555  1.34  
LINK         C   ASP B 229                 N   MSE B 230     1555   1555  1.33  
LINK         C   MSE B 230                 N   GLY B 231     1555   1555  1.34  
LINK         C   SER B 233                 N   MSE B 234     1555   1555  1.32  
LINK         C   MSE B 234                 N   VAL B 235     1555   1555  1.33  
LINK         OD2 ASP A  85                MG    MG A1003     1555   1555  2.18  
LINK         O3  OXL A1001                MG    MG A1003     1555   1555  2.19  
LINK         O4  OXL A1001                MG    MG A1003     1555   1555  2.18  
LINK        MG    MG A1003                 O   HOH A1073     1555   1555  2.12  
LINK        MG    MG A1003                 O   HOH A1086     1555   1555  2.11  
LINK        MG    MG A1003                 O   HOH A1158     1555   1555  2.23  
LINK         OD2 ASP B  85                MG    MG B1004     1555   1555  2.18  
LINK         O3  OXL B1002                MG    MG B1004     1555   1555  2.32  
LINK         O4  OXL B1002                MG    MG B1004     1555   1555  2.25  
LINK        MG    MG B1004                 O   HOH B1089     1555   1555  2.19  
LINK        MG    MG B1004                 O   HOH B1094     1555   1555  2.18  
LINK        MG    MG B1004                 O   HOH B1115     1555   1555  2.14  
CISPEP   1 PHE A  118    PRO A  119          0        -1.06                     
CISPEP   2 PHE B  118    PRO B  119          0        -2.03                     
SITE     1 PEP 16 ASP A  58  ASP A  85  ASP A  87  GLU A 114                    
SITE     2 PEP 16 ARG A 159  LYS A 120  GLY A  47  LEU A  48                    
SITE     3 PEP 16 ASP B  58  ASP B  85  ASP B  87  GLU B 114                    
SITE     4 PEP 16 ARG B 159  LYS B 120  GLY B  47  LEU B  48                    
SITE     1 AC1 12 TRP A  44  SER A  46  GLY A  47  LEU A  48                    
SITE     2 AC1 12 ASP A  85  ARG A 159  ALA A 238   MG A1003                    
SITE     3 AC1 12 HOH A1073  HOH A1086  HOH A1109  HOH A1245                    
SITE     1 AC2 10 TRP B  44  SER B  46  GLY B  47  LEU B  48                    
SITE     2 AC2 10 ASP B  85  ARG B 159  ALA B 238   MG B1004                    
SITE     3 AC2 10 HOH B1010  HOH B1144                                          
SITE     1 AC3  5 ASP A  85  OXL A1001  HOH A1073  HOH A1086                    
SITE     2 AC3  5 HOH A1158                                                     
SITE     1 AC4  5 ASP B  85  OXL B1002  HOH B1089  HOH B1094                    
SITE     2 AC4  5 HOH B1115                                                     
CRYST1   90.400  131.100   90.900  90.00  90.00  90.00 C 2 2 21     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      0.011062  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.007628  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011001        0.00000