HEADER    SERINE HYDROLASE                        01-SEP-98   1BS9              
TITLE     ACETYLXYLAN ESTERASE FROM P. PURPUROGENUM REFINED AT 1.10 ANGSTROMS   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ACETYL XYLAN ESTERASE;                                     
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 3.1.1.6                                                          
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: PENICILLIUM PURPUROGENUM;                       
SOURCE   3 ORGANISM_TAXID: 28575                                                
KEYWDS    SERINE HYDROLASE, ESTERASE, ALPHA/BETA HYDROLASE                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.GHOSH,M.ERMAN,M.W.SAWICKI,P.LALA,D.R.WEEKS,N.LI,W.PANGBORN,         
AUTHOR   2 D.J.THIEL,H.JORNVALL,J.EYZAGUIRRE                                    
REVDAT   3   16-OCT-24 1BS9    1       REMARK                                   
REVDAT   2   24-FEB-09 1BS9    1       VERSN                                    
REVDAT   1   18-MAY-99 1BS9    0                                                
JRNL        AUTH   D.GHOSH,M.ERMAN,M.SAWICKI,P.LALA,D.R.WEEKS,N.LI,W.PANGBORN,  
JRNL        AUTH 2 D.J.THIEL,H.JORNVALL,R.GUTIERREZ,J.EYZAGUIRRE                
JRNL        TITL   DETERMINATION OF A PROTEIN STRUCTURE BY IODINATION: THE      
JRNL        TITL 2 STRUCTURE OF IODINATED ACETYLXYLAN ESTERASE.                 
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  55   779 1999              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   10089308                                                     
JRNL        DOI    10.1107/S0907444999000244                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELX                                                
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 99.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 69.2                           
REMARK   3   CROSS-VALIDATION METHOD           : FREE R                         
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.123                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.128                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.182                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.100                  
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 2232                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 43972                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.111                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : 0.116                  
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : 0.169                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.100                  
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : 1946                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : 38151                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 1442                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 5                                             
REMARK   3   SOLVENT ATOMS      : 143                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 1576.5                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 1203.0                  
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 4                       
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 14389                   
REMARK   3   NUMBER OF RESTRAINTS                     : 16950                   
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.013                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.029                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.027                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.079                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.091                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.063                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.005                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.046                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.000                   
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-2          
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER                      
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1BS9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000172046.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : FEB-95                             
REMARK 200  TEMPERATURE           (KELVIN) : 287                                
REMARK 200  PH                             : 6.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : CHESS                              
REMARK 200  BEAMLINE                       : F2                                 
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.92                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : PRINCETON 2K                       
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 44040                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 99.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 69.3                               
REMARK 200  DATA REDUNDANCY                : 3.400                              
REMARK 200  R MERGE                    (I) : 0.05900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 32.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.14                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 45.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.37000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS                        
REMARK 200 SOFTWARE USED: SHELX                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 22.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.57                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.0                                   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   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       17.44300            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       36.21250            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       30.49150            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       36.21250            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       17.44300            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       30.49150            
REMARK 290   SMTRY3   4  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: MONOMERIC                         
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 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    VAL A  25   CG1 -  CB  -  CG2 ANGL. DEV. =  12.1 DEGREES          
REMARK 500    ALA A 173   C   -  N   -  CA  ANGL. DEV. =  15.6 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    THR A  14       -2.90     71.44                                   
REMARK 500    SER A  90     -118.20     59.69                                   
REMARK 500    ALA A 149     -117.15   -122.05                                   
REMARK 500    CYS A 179     -164.94   -124.69                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: CAT                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: THESE THREE RESIDUES FORM THE CATALYTIC TRIAD      
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 208                 
DBREF  1BS9 A    1   207  UNP    O59893   O59893_PENPU    28    234             
SEQRES   1 A  207  SER CYS PRO ALA ILE HIS VAL PHE GLY ALA ARG GLU THR          
SEQRES   2 A  207  THR ALA SER PRO GLY TYR GLY SER SER SER THR VAL VAL          
SEQRES   3 A  207  ASN GLY VAL LEU SER ALA TYR PRO GLY SER THR ALA GLU          
SEQRES   4 A  207  ALA ILE ASN TYR PRO ALA CYS GLY GLY GLN SER SER CYS          
SEQRES   5 A  207  GLY GLY ALA SER TYR SER SER SER VAL ALA GLN GLY ILE          
SEQRES   6 A  207  ALA ALA VAL ALA SER ALA VAL ASN SER PHE ASN SER GLN          
SEQRES   7 A  207  CYS PRO SER THR LYS ILE VAL LEU VAL GLY TYR SER GLN          
SEQRES   8 A  207  GLY GLY GLU ILE MET ASP VAL ALA LEU CYS GLY GLY GLY          
SEQRES   9 A  207  ASP PRO ASN GLN GLY TYR THR ASN THR ALA VAL GLN LEU          
SEQRES  10 A  207  SER SER SER ALA VAL ASN MET VAL LYS ALA ALA ILE PHE          
SEQRES  11 A  207  MET GLY ASP PRO MET PHE ARG ALA GLY LEU SER TYR GLU          
SEQRES  12 A  207  VAL GLY THR CYS ALA ALA GLY GLY PHE ASP GLN ARG PRO          
SEQRES  13 A  207  ALA GLY PHE SER CYS PRO SER ALA ALA LYS ILE LYS SER          
SEQRES  14 A  207  TYR CYS ASP ALA SER ASP PRO TYR CYS CYS ASN GLY SER          
SEQRES  15 A  207  ASN ALA ALA THR HIS GLN GLY TYR GLY SER GLU TYR GLY          
SEQRES  16 A  207  SER GLN ALA LEU ALA PHE VAL LYS SER LYS LEU GLY              
HET    SO4  A 208       5                                                       
HETNAM     SO4 SULFATE ION                                                      
FORMUL   2  SO4    O4 S 2-                                                      
FORMUL   3  HOH   *143(H2 O)                                                    
HELIX    1   1 GLY A   20  ALA A   32  5                                  13    
HELIX    2   2 SER A   50  CYS A   52  5                                   3    
HELIX    3   3 TYR A   57  GLN A   78  1                                  22    
HELIX    4   4 SER A   90  CYS A  101  5                                  12    
HELIX    5   5 PRO A  106  GLN A  108  5                                   3    
HELIX    6   6 SER A  119  MET A  124  1                                   6    
HELIX    7   7 ALA A  164  LYS A  166  5                                   3    
HELIX    8   8 ALA A  184  GLN A  188  1                                   5    
HELIX    9   9 TYR A  190  LYS A  205  1                                  16    
SHEET    1   A 5 THR A  37  ALA A  40  0                                        
SHEET    2   A 5 ILE A   5  ALA A  10  1  N  VAL A   7   O  THR A  37           
SHEET    3   A 5 LYS A  83  TYR A  89  1  N  LYS A  83   O  HIS A   6           
SHEET    4   A 5 VAL A 125  MET A 131  1  N  LYS A 126   O  ILE A  84           
SHEET    5   A 5 ILE A 167  TYR A 170  1  N  LYS A 168   O  ALA A 128           
SSBOND   1 CYS A    2    CYS A   79                          1555   1555  2.04  
SSBOND   2 CYS A   46    CYS A   52                          1555   1555  2.03  
SSBOND   3 CYS A  101    CYS A  161                          1555   1555  2.01  
SSBOND   4 CYS A  147    CYS A  179                          1555   1555  2.04  
SSBOND   5 CYS A  171    CYS A  178                          1555   1555  2.03  
SITE     1 CAT  3 SER A  90  ASP A 175  HIS A 187                               
SITE     1 AC1  5 THR A 146  ASP A 172  ALA A 173  SER A 174                    
SITE     2 AC1  5 HOH A 399                                                     
CRYST1   34.886   60.983   72.425  90.00  90.00  90.00 P 21 21 21    4          
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      0.028665  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016398  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013807        0.00000