HEADER    TRANSFERASE                             27-NOV-09   3KUK              
TITLE     TRAPPING OF AN OXOCARBENIUM ION INTERMEDIATE IN UP CRYSTALS           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: URIDINE PHOSPHORYLASE;                                     
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 2.4.2.3;                                                         
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: BOVINE;                                             
SOURCE   4 ORGANISM_TAXID: 9913;                                                
SOURCE   5 GENE: UPP1;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21STAR(DE3);                             
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: XF1                                       
KEYWDS    OXOCARBENIUM ION, GLYCAL, PYRIMIDINE SALVAGE, URIDINE PHOSPHORYLASE,  
KEYWDS   2 TRANSFERASE                                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.PAUL,S.O'LEARY,K.RAJASHANKAR,W.BU,A.TOMS,E.SETTEMBRE,J.SANDERS,     
AUTHOR   2 T.P.BEGLEY,S.E.EALICK                                                
REVDAT   3   21-FEB-24 3KUK    1       REMARK                                   
REVDAT   2   05-MAY-10 3KUK    1       JRNL                                     
REVDAT   1   28-APR-10 3KUK    0                                                
JRNL        AUTH   D.PAUL,S.E.O'LEARY,K.RAJASHANKAR,W.BU,A.TOMS,E.C.SETTEMBRE,  
JRNL        AUTH 2 J.M.SANDERS,T.P.BEGLEY,S.E.EALICK                            
JRNL        TITL   GLYCAL FORMATION IN CRYSTALS OF URIDINE PHOSPHORYLASE.       
JRNL        REF    BIOCHEMISTRY                  V.  49  3499 2010              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   20364833                                                     
JRNL        DOI    10.1021/BI902073B                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.78 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX                                               
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.78                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : NULL                           
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 0.090                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 83.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 19589                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.186                           
REMARK   3   R VALUE            (WORKING SET) : 0.182                           
REMARK   3   FREE R VALUE                     : 0.250                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.030                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 986                             
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 43.8980 -  5.3210    0.84     2881   156  0.1830 0.2210        
REMARK   3     2  5.3210 -  4.2250    0.88     2854   136  0.1400 0.1930        
REMARK   3     3  4.2250 -  3.6910    0.89     2830   150  0.1560 0.2150        
REMARK   3     4  3.6910 -  3.3540    0.89     2810   140  0.1820 0.2810        
REMARK   3     5  3.3540 -  3.1130    0.88     2737   164  0.2160 0.2890        
REMARK   3     6  3.1130 -  2.9300    0.82     2536   140  0.2320 0.3100        
REMARK   3     7  2.9300 -  2.7830    0.63     1955   100  0.2250 0.3460        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : 0.34                                          
REMARK   3   B_SOL              : 20.48                                         
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 2.810            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL             
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 30.51                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 39.35                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 4.46900                                              
REMARK   3    B22 (A**2) : 4.46900                                              
REMARK   3    B33 (A**2) : -23.23800                                            
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  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.007           4615                                  
REMARK   3   ANGLE     :  1.091           6238                                  
REMARK   3   CHIRALITY :  0.067            695                                  
REMARK   3   PLANARITY :  0.004            808                                  
REMARK   3   DIHEDRAL  : 17.143           1696                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3KUK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-DEC-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000056465.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 16-MAR-07                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.3                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 24-ID-C                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97920                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 20711                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.783                              
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     (%) : NULL                               
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) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 62.26                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.26                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 18% PEG5K MME, 140 MM MGCL2, 100 MM      
REMARK 280  MES, PH 6.3, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K        
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+1/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+3/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+1/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+3/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      129.50900            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       41.31950            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       41.31950            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       64.75450            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       41.31950            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       41.31950            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      194.26350            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       41.31950            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       41.31950            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       64.75450            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       41.31950            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       41.31950            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000      194.26350            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000      129.50900            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 7280 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 20810 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -77.0 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 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     ALA A     2                                                      
REMARK 465     SER A     3                                                      
REMARK 465     THR A     4                                                      
REMARK 465     ALA A     5                                                      
REMARK 465     ALA A     6                                                      
REMARK 465     GLU A     7                                                      
REMARK 465     THR A     8                                                      
REMARK 465     GLU A     9                                                      
REMARK 465     LYS A    10                                                      
REMARK 465     PRO A    11                                                      
REMARK 465     GLU A    12                                                      
REMARK 465     ASP A    13                                                      
REMARK 465     HIS A    14                                                      
REMARK 465     ASN A    15                                                      
REMARK 465     HIS A    79                                                      
REMARK 465     PRO A    80                                                      
REMARK 465     GLY A    81                                                      
REMARK 465     ALA A   309                                                      
REMARK 465     MET B     1                                                      
REMARK 465     ALA B     2                                                      
REMARK 465     SER B     3                                                      
REMARK 465     THR B     4                                                      
REMARK 465     ALA B     5                                                      
REMARK 465     ALA B     6                                                      
REMARK 465     GLU B     7                                                      
REMARK 465     THR B     8                                                      
REMARK 465     GLU B     9                                                      
REMARK 465     LYS B    10                                                      
REMARK 465     PRO B    11                                                      
REMARK 465     GLU B    12                                                      
REMARK 465     ASP B    13                                                      
REMARK 465     PRO B    80                                                      
REMARK 465     GLY B    81                                                      
REMARK 465     ALA B   309                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     LYS A 163    CG   CD   CE   NZ                                   
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    CYS A  88       39.92    -97.35                                   
REMARK 500    ASP A  92       23.37   -142.73                                   
REMARK 500    PRO A 164       49.27    -80.29                                   
REMARK 500    TYR A 213      -83.07    -99.12                                   
REMARK 500    ASP A 220       35.32    -94.47                                   
REMARK 500    CYS A 224      118.80   -176.89                                   
REMARK 500    TYR A 226     -167.98   -120.92                                   
REMARK 500    GLU A 249      -34.89   -149.30                                   
REMARK 500    CYS B  88       48.85   -102.56                                   
REMARK 500    HIS B 107       -0.13   -143.01                                   
REMARK 500    ASP B 182      110.95    -39.72                                   
REMARK 500    TYR B 213      -81.43    -99.44                                   
REMARK 500    CYS B 224      105.24   -174.41                                   
REMARK 500    GLU B 247     -157.17   -143.32                                   
REMARK 500    LEU B 306       30.34    -89.87                                   
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 SO4 A 310                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DUR A 311                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 310                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DUR B 311                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3KU4   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3KVR   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3KVV   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3KVY   RELATED DB: PDB                                   
DBREF  3KUK A    1   309  UNP    A5PJH9   A5PJH9_BOVIN     1    309             
DBREF  3KUK B    1   309  UNP    A5PJH9   A5PJH9_BOVIN     1    309             
SEQRES   1 A  309  MET ALA SER THR ALA ALA GLU THR GLU LYS PRO GLU ASP          
SEQRES   2 A  309  HIS ASN ASP LEU VAL GLN LEU CYS ASN PRO HIS ILE ALA          
SEQRES   3 A  309  ALA MET LYS GLU ASP ILE LEU TYR HIS PHE SER LEU SER          
SEQRES   4 A  309  THR SER THR HIS ASP PHE PRO ALA MET PHE GLY ASP VAL          
SEQRES   5 A  309  LYS PHE VAL CYS VAL GLY GLY SER PRO SER ARG MET LYS          
SEQRES   6 A  309  ALA PHE ILE LYS TYR VAL ALA MET GLU LEU GLY PHE ALA          
SEQRES   7 A  309  HIS PRO GLY ALA ASP TYR PRO ASN ILE CYS GLU GLY THR          
SEQRES   8 A  309  ASP ARG TYR ALA MET PHE LYS VAL GLY PRO VAL LEU SER          
SEQRES   9 A  309  VAL SER HIS GLY MET GLY VAL PRO SER ILE ALA ILE MET          
SEQRES  10 A  309  LEU HIS GLU LEU ILE LYS LEU LEU TYR HIS ALA HIS CYS          
SEQRES  11 A  309  SER GLY VAL THR LEU ILE ARG ILE GLY THR SER GLY GLY          
SEQRES  12 A  309  ILE GLY LEU GLU PRO GLY SER VAL VAL ILE THR ARG GLN          
SEQRES  13 A  309  ALA VAL ASP PRO CYS PHE LYS PRO GLU PHE GLU GLN ILE          
SEQRES  14 A  309  VAL LEU GLY LYS ARG GLU VAL ARG ASN THR ASP LEU ASP          
SEQRES  15 A  309  GLU GLN LEU VAL GLN GLU LEU ALA ARG CYS SER ALA GLU          
SEQRES  16 A  309  LEU GLY GLU PHE PRO THR VAL VAL GLY ASN THR MET CYS          
SEQRES  17 A  309  THR LEU ASP PHE TYR GLU GLY GLN GLY ARG LEU ASP GLY          
SEQRES  18 A  309  ALA LEU CYS SER TYR THR GLU LYS ASP LYS GLN ASP TYR          
SEQRES  19 A  309  LEU ARG ALA ALA TYR ALA ALA GLY ILE ARG ASN ILE GLU          
SEQRES  20 A  309  MET GLU ALA SER VAL PHE ALA ALA MET CYS ASN ALA CYS          
SEQRES  21 A  309  GLY LEU ARG ALA ALA VAL VAL CYS VAL THR LEU LEU ASN          
SEQRES  22 A  309  ARG LEU GLU GLY ASP GLN ILE SER SER PRO HIS ASP VAL          
SEQRES  23 A  309  LEU ALA GLU TYR GLN GLN ARG PRO GLN ARG LEU VAL GLY          
SEQRES  24 A  309  GLN PHE ILE LYS LYS ARG LEU MET GLN ALA                      
SEQRES   1 B  309  MET ALA SER THR ALA ALA GLU THR GLU LYS PRO GLU ASP          
SEQRES   2 B  309  HIS ASN ASP LEU VAL GLN LEU CYS ASN PRO HIS ILE ALA          
SEQRES   3 B  309  ALA MET LYS GLU ASP ILE LEU TYR HIS PHE SER LEU SER          
SEQRES   4 B  309  THR SER THR HIS ASP PHE PRO ALA MET PHE GLY ASP VAL          
SEQRES   5 B  309  LYS PHE VAL CYS VAL GLY GLY SER PRO SER ARG MET LYS          
SEQRES   6 B  309  ALA PHE ILE LYS TYR VAL ALA MET GLU LEU GLY PHE ALA          
SEQRES   7 B  309  HIS PRO GLY ALA ASP TYR PRO ASN ILE CYS GLU GLY THR          
SEQRES   8 B  309  ASP ARG TYR ALA MET PHE LYS VAL GLY PRO VAL LEU SER          
SEQRES   9 B  309  VAL SER HIS GLY MET GLY VAL PRO SER ILE ALA ILE MET          
SEQRES  10 B  309  LEU HIS GLU LEU ILE LYS LEU LEU TYR HIS ALA HIS CYS          
SEQRES  11 B  309  SER GLY VAL THR LEU ILE ARG ILE GLY THR SER GLY GLY          
SEQRES  12 B  309  ILE GLY LEU GLU PRO GLY SER VAL VAL ILE THR ARG GLN          
SEQRES  13 B  309  ALA VAL ASP PRO CYS PHE LYS PRO GLU PHE GLU GLN ILE          
SEQRES  14 B  309  VAL LEU GLY LYS ARG GLU VAL ARG ASN THR ASP LEU ASP          
SEQRES  15 B  309  GLU GLN LEU VAL GLN GLU LEU ALA ARG CYS SER ALA GLU          
SEQRES  16 B  309  LEU GLY GLU PHE PRO THR VAL VAL GLY ASN THR MET CYS          
SEQRES  17 B  309  THR LEU ASP PHE TYR GLU GLY GLN GLY ARG LEU ASP GLY          
SEQRES  18 B  309  ALA LEU CYS SER TYR THR GLU LYS ASP LYS GLN ASP TYR          
SEQRES  19 B  309  LEU ARG ALA ALA TYR ALA ALA GLY ILE ARG ASN ILE GLU          
SEQRES  20 B  309  MET GLU ALA SER VAL PHE ALA ALA MET CYS ASN ALA CYS          
SEQRES  21 B  309  GLY LEU ARG ALA ALA VAL VAL CYS VAL THR LEU LEU ASN          
SEQRES  22 B  309  ARG LEU GLU GLY ASP GLN ILE SER SER PRO HIS ASP VAL          
SEQRES  23 B  309  LEU ALA GLU TYR GLN GLN ARG PRO GLN ARG LEU VAL GLY          
SEQRES  24 B  309  GLN PHE ILE LYS LYS ARG LEU MET GLN ALA                      
HET    SO4  A 310       5                                                       
HET    DUR  A 311      16                                                       
HET    SO4  B 310       5                                                       
HET    DUR  B 311      16                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     DUR 2'-DEOXYURIDINE                                                  
FORMUL   3  SO4    2(O4 S 2-)                                                   
FORMUL   4  DUR    2(C9 H12 N2 O5)                                              
FORMUL   7  HOH   *60(H2 O)                                                     
HELIX    1   1 PRO A   23  MET A   28  1                                   6    
HELIX    2   2 TYR A   34  SER A   37  5                                   4    
HELIX    3   3 ASP A   44  GLY A   50  1                                   7    
HELIX    4   4 SER A   60  LEU A   75  1                                  16    
HELIX    5   5 GLY A  110  ALA A  128  1                                  19    
HELIX    6   6 ASP A  182  GLY A  197  1                                  16    
HELIX    7   7 TYR A  213  GLY A  217  5                                   5    
HELIX    8   8 THR A  227  ALA A  241  1                                  15    
HELIX    9   9 GLU A  249  GLY A  261  1                                  13    
HELIX   10  10 PRO A  283  GLN A  308  1                                  26    
HELIX   11  11 HIS B   24  MET B   28  5                                   5    
HELIX   12  12 ASP B   44  GLY B   50  1                                   7    
HELIX   13  13 SER B   60  LEU B   75  1                                  16    
HELIX   14  14 GLY B  110  HIS B  129  1                                  20    
HELIX   15  15 ASP B  182  GLY B  197  1                                  16    
HELIX   16  16 TYR B  213  GLY B  217  5                                   5    
HELIX   17  17 THR B  227  ALA B  241  1                                  15    
HELIX   18  18 GLU B  249  GLY B  261  1                                  13    
HELIX   19  19 PRO B  283  GLN B  291  1                                   9    
HELIX   20  20 GLN B  291  LEU B  306  1                                  16    
SHEET    1   A 2 ILE A  32  LEU A  33  0                                        
SHEET    2   A 2 LEU A  38  SER A  39 -1  O  LEU A  38   N  LEU A  33           
SHEET    1   B 9 MET A  96  VAL A  99  0                                        
SHEET    2   B 9 VAL A 102  SER A 106 -1  O  SER A 104   N  PHE A  97           
SHEET    3   B 9 PHE A  54  GLY A  58  1  N  CYS A  56   O  LEU A 103           
SHEET    4   B 9 THR A 134  GLY A 143  1  O  ILE A 136   N  VAL A  55           
SHEET    5   B 9 ARG A 263  ASN A 273  1  O  ALA A 265   N  ARG A 137           
SHEET    6   B 9 VAL A 151  VAL A 158 -1  N  VAL A 152   O  CYS A 268           
SHEET    7   B 9 THR A 201  CYS A 208  1  O  CYS A 208   N  VAL A 158           
SHEET    8   B 9 ILE A 243  GLU A 247  1  O  GLU A 247   N  MET A 207           
SHEET    9   B 9 THR A 134  GLY A 143 -1  N  GLY A 142   O  ILE A 246           
SHEET    1   C 2 GLU A 165  VAL A 170  0                                        
SHEET    2   C 2 LYS A 173  ASN A 178 -1  O  GLU A 175   N  GLN A 168           
SHEET    1   D 2 ILE B  32  LEU B  33  0                                        
SHEET    2   D 2 LEU B  38  SER B  39 -1  O  LEU B  38   N  LEU B  33           
SHEET    1   E 9 MET B  96  VAL B  99  0                                        
SHEET    2   E 9 VAL B 102  SER B 106 -1  O  SER B 104   N  PHE B  97           
SHEET    3   E 9 PHE B  54  GLY B  58  1  N  CYS B  56   O  LEU B 103           
SHEET    4   E 9 THR B 134  GLY B 143  1  O  THR B 134   N  VAL B  55           
SHEET    5   E 9 ARG B 263  ASN B 273  1  O  VAL B 267   N  ARG B 137           
SHEET    6   E 9 VAL B 151  VAL B 158 -1  N  VAL B 152   O  CYS B 268           
SHEET    7   E 9 THR B 201  CYS B 208  1  O  CYS B 208   N  VAL B 158           
SHEET    8   E 9 ILE B 243  GLU B 247  1  O  ARG B 244   N  ASN B 205           
SHEET    9   E 9 THR B 134  GLY B 143 -1  N  GLY B 142   O  ILE B 246           
SHEET    1   F 2 GLU B 165  VAL B 170  0                                        
SHEET    2   F 2 LYS B 173  ASN B 178 -1  O  GLU B 175   N  GLN B 168           
SITE     1 AC1  6 GLY A  59  ARG A 137  GLY A 139  THR A 140                    
SITE     2 AC1  6 DUR A 311  ARG B  93                                          
SITE     1 AC2 13 MET A 109  THR A 140  SER A 141  GLY A 142                    
SITE     2 AC2 13 PHE A 212  GLN A 216  ARG A 218  ILE A 246                    
SITE     3 AC2 13 GLU A 247  GLU A 249  SO4 A 310  HOH A 342                    
SITE     4 AC2 13 HIS B  35                                                     
SITE     1 AC3  7 ARG A  93  GLY B  59  ARG B  63  ARG B 137                    
SITE     2 AC3  7 GLY B 139  THR B 140  DUR B 311                               
SITE     1 AC4 15 TYR A  34  HIS A  35  ARG A  93  MET B 109                    
SITE     2 AC4 15 THR B 140  SER B 141  GLY B 142  PHE B 212                    
SITE     3 AC4 15 GLN B 216  ARG B 218  ILE B 246  GLU B 247                    
SITE     4 AC4 15 MET B 248  GLU B 249  SO4 B 310                               
CRYST1   82.639   82.639  259.018  90.00  90.00  90.00 P 41 21 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      0.012101  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012101  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.003861        0.00000