HEADER    ISOMERASE                               08-DEC-00   1HNO              
TITLE     CRYSTAL STRUCTURE OF PEROXISOMAL DELTA3-DELTA2-ENOYL-COA ISOMERASE    
TITLE    2 FROM SACCHAROMYCES CEREVISIAE                                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: D3,D2-ENOYL COA ISOMERASE ECI1;                            
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 5.3.3.8;                                                         
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE;                       
SOURCE   3 ORGANISM_COMMON: BAKER'S YEAST;                                      
SOURCE   4 ORGANISM_TAXID: 4932;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS;                            
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET3A                                     
KEYWDS    ALPHA/BETA, UNLIGANDED, ISOMERASE                                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.M.MURSULA,D.M.F.VAN AALTEN,J.K.HILTUNEN,R.K.WIERENGA                
REVDAT   8   03-APR-24 1HNO    1       REMARK                                   
REVDAT   7   07-FEB-24 1HNO    1       REMARK                                   
REVDAT   6   27-OCT-21 1HNO    1       REMARK SEQADV                            
REVDAT   5   13-JUL-11 1HNO    1       VERSN                                    
REVDAT   4   24-FEB-09 1HNO    1       VERSN                                    
REVDAT   3   01-APR-03 1HNO    1       JRNL                                     
REVDAT   2   05-SEP-01 1HNO    3       ATOM   SEQRES SEQADV                     
REVDAT   1   20-JUN-01 1HNO    0                                                
JRNL        AUTH   A.M.MURSULA,D.M.VAN AALTEN,J.K.HILTUNEN,R.K.WIERENGA         
JRNL        TITL   THE CRYSTAL STRUCTURE OF DELTA(3)-DELTA(2)-ENOYL-COA         
JRNL        TITL 2 ISOMERASE.                                                   
JRNL        REF    J.MOL.BIOL.                   V. 309   845 2001              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   11399063                                                     
JRNL        DOI    10.1006/JMBI.2001.4671                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   A.M.MURSULA,D.M.VAN AALTEN,Y.MODIS,J.K.HILTUNEN,R.K.WIERENGA 
REMARK   1  TITL   CRYSTALLIZATION AND X-RAY DIFFRACTION ANALYSIS OF            
REMARK   1  TITL 2 PEROXISOMAL DELTA3-DELTA2-ENOYL-COA ISOMERASE FROM           
REMARK   1  TITL 3 SACCHAROMYCES CEREVISIAE                                     
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.D      V.  56  1020 2000              
REMARK   1  REFN                   ISSN 0907-4449                               
REMARK   1  DOI    10.1107/S0907444900006533                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 17271                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.201                           
REMARK   3   R VALUE            (WORKING SET) : 0.201                           
REMARK   3   FREE R VALUE                     : 0.251                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 874                             
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1977                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 8                                       
REMARK   3   SOLVENT ATOMS            : 176                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 44.25                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 49.47                          
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): NULL          
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : 0.016 ; NULL                
REMARK   3    ANGLE DISTANCE                  (A) : NULL  ; NULL                
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : NULL  ; NULL                
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : NULL  ; NULL                
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : NULL  ; NULL                
REMARK   3    MULTIPLE TORSION                (A) : NULL  ; NULL                
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : NULL  ; NULL                
REMARK   3    STAGGERED                 (DEGREES) : NULL  ; NULL                
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 4.053 ; 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  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1HNO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-DEC-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000012468.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 28-JUN-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X11                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.909                              
REMARK 200  MONOCHROMATOR                  : SYNCHROTRON                        
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 17313                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.9                               
REMARK 200  DATA REDUNDANCY                : 4.800                              
REMARK 200  R MERGE                    (I) : 0.06600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.59                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.80                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.34900                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: ENOYL-COA ISOMERASE LIGANDED WITH PERRHENATE         
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 66.80                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.70                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: MES, AMMONIUM SULFATE, 1,4-DIOXANE, PH   
REMARK 280  5.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/2                                            
REMARK 290       6555   X-Y,X,Z+1/2                                             
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z                                              
REMARK 290      10555   -Y,-X,-Z+1/2                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
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       61.46450            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       61.46450            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       61.46450            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       61.46450            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       61.46450            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       61.46450            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 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: HEXAMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -0.500000 -0.866025  0.000000      116.01000            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -0.500000  0.866025  0.000000       58.00500            
REMARK 350   BIOMT2   3 -0.866025 -0.500000  0.000000      100.46761            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   4  0.500000 -0.866025  0.000000       58.00500            
REMARK 350   BIOMT2   4 -0.866025 -0.500000  0.000000      100.46761            
REMARK 350   BIOMT3   4  0.000000  0.000000 -1.000000       61.46450            
REMARK 350   BIOMT1   5 -1.000000  0.000000  0.000000      116.01000            
REMARK 350   BIOMT2   5  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   5  0.000000  0.000000 -1.000000       61.46450            
REMARK 350   BIOMT1   6  0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   6  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   6  0.000000  0.000000 -1.000000       61.46450            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 8600 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 29510 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -31.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -0.500000 -0.866025  0.000000      116.01000            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -0.500000  0.866025  0.000000       58.00500            
REMARK 350   BIOMT2   3 -0.866025 -0.500000  0.000000      100.46761            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
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 A 453  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 456  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     GLN A     3                                                      
REMARK 465     GLU A     4                                                      
REMARK 465     ILE A     5                                                      
REMARK 465     ARG A     6                                                      
REMARK 465     GLN A     7                                                      
REMARK 465     GLY A    74                                                      
REMARK 465     ILE A    75                                                      
REMARK 465     ALA A    76                                                      
REMARK 465     LYS A    77                                                      
REMARK 465     ALA A    78                                                      
REMARK 465     GLN A    79                                                      
REMARK 465     GLY A    80                                                      
REMARK 465     ASP A    81                                                      
REMARK 465     ASP A    82                                                      
REMARK 465     THR A    83                                                      
REMARK 465     ASN A    84                                                      
REMARK 465     LYS A    85                                                      
REMARK 465     TYR A    86                                                      
REMARK 465     PRO A    87                                                      
REMARK 465     SER A    88                                                      
REMARK 465     LEU A   271                                                      
REMARK 465     GLY A   272                                                      
REMARK 465     SER A   273                                                      
REMARK 465     LYS A   274                                                      
REMARK 465     GLN A   275                                                      
REMARK 465     ARG A   276                                                      
REMARK 465     LYS A   277                                                      
REMARK 465     HIS A   278                                                      
REMARK 465     ARG A   279                                                      
REMARK 465     LEU A   280                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   OE2  GLU A   254     O    HOH A   441     3665     2.12            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    GLN A 270   C     GLN A 270   O       0.184                       
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  14   NE  -  CZ  -  NH1 ANGL. DEV. =  -5.1 DEGREES          
REMARK 500    ARG A  14   NE  -  CZ  -  NH2 ANGL. DEV. =   6.7 DEGREES          
REMARK 500    ASP A  49   CB  -  CG  -  OD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    ARG A  64   CD  -  NE  -  CZ  ANGL. DEV. =  21.7 DEGREES          
REMARK 500    ARG A  64   NE  -  CZ  -  NH1 ANGL. DEV. =   5.3 DEGREES          
REMARK 500    ARG A  64   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.3 DEGREES          
REMARK 500    TRP A  93   C   -  N   -  CA  ANGL. DEV. =  22.6 DEGREES          
REMARK 500    ASP A 142   CB  -  CG  -  OD1 ANGL. DEV. =   8.1 DEGREES          
REMARK 500    ASP A 187   CB  -  CG  -  OD1 ANGL. DEV. =   8.9 DEGREES          
REMARK 500    ARG A 218   CD  -  NE  -  CZ  ANGL. DEV. =   8.9 DEGREES          
REMARK 500    ARG A 218   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500    LEU A 236   CA  -  CB  -  CG  ANGL. DEV. =  17.7 DEGREES          
REMARK 500    GLU A 254   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.3 DEGREES          
REMARK 500    ARG A 269   CA  -  C   -  N   ANGL. DEV. =  15.1 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  61     -153.72   -129.53                                   
REMARK 500    SER A  67      134.16   -176.61                                   
REMARK 500    LYS A  92       30.72    -69.90                                   
REMARK 500    PRO A 149       35.59    -85.69                                   
REMARK 500    LYS A 266      -71.91    -52.67                                   
REMARK 500    ARG A 267      -39.18    -38.96                                   
REMARK 500    PHE A 268        3.14    -65.45                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    SER A  91        -16.79                                           
REMARK 500    ASN A  96        -10.36                                           
REMARK 500    ASN A 205        -10.12                                           
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 EDO A 281                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 282                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1HNU   RELATED DB: PDB                                   
REMARK 900 1HNU IS THE LIGANDED STRUCTURE                                       
DBREF  1HNO A    1   280  UNP    Q05871   ECI1_YEAST       1    280             
SEQADV 1HNO     A   25  UNP  Q05871           25 ENGINEERED MUTATION            
SEQRES   1 A  280  MET SER GLN GLU ILE ARG GLN ASN GLU LYS ILE SER TYR          
SEQRES   2 A  280  ARG ILE GLU GLY PRO PHE PHE ILE ILE HIS LEU ILE ASN          
SEQRES   3 A  280  PRO ASP ASN LEU ASN ALA LEU GLU GLY GLU ASP TYR ILE          
SEQRES   4 A  280  TYR LEU GLY GLU LEU LEU GLU LEU ALA ASP ARG ASN ARG          
SEQRES   5 A  280  ASP VAL TYR PHE THR ILE ILE GLN SER SER GLY ARG PHE          
SEQRES   6 A  280  PHE SER SER GLY ALA ASP PHE LYS GLY ILE ALA LYS ALA          
SEQRES   7 A  280  GLN GLY ASP ASP THR ASN LYS TYR PRO SER GLU THR SER          
SEQRES   8 A  280  LYS TRP VAL SER ASN PHE VAL ALA ARG ASN VAL TYR VAL          
SEQRES   9 A  280  THR ASP ALA PHE ILE LYS HIS SER LYS VAL LEU ILE CYS          
SEQRES  10 A  280  CYS LEU ASN GLY PRO ALA ILE GLY LEU SER ALA ALA LEU          
SEQRES  11 A  280  VAL ALA LEU CYS ASP ILE VAL TYR SER ILE ASN ASP LYS          
SEQRES  12 A  280  VAL TYR LEU LEU TYR PRO PHE ALA ASN LEU GLY LEU ILE          
SEQRES  13 A  280  THR GLU GLY GLY THR THR VAL SER LEU PRO LEU LYS PHE          
SEQRES  14 A  280  GLY THR ASN THR THR TYR GLU CYS LEU MET PHE ASN LYS          
SEQRES  15 A  280  PRO PHE LYS TYR ASP ILE MET CYS GLU ASN GLY PHE ILE          
SEQRES  16 A  280  SER LYS ASN PHE ASN MET PRO SER SER ASN ALA GLU ALA          
SEQRES  17 A  280  PHE ASN ALA LYS VAL LEU GLU GLU LEU ARG GLU LYS VAL          
SEQRES  18 A  280  LYS GLY LEU TYR LEU PRO SER CYS LEU GLY MET LYS LYS          
SEQRES  19 A  280  LEU LEU LYS SER ASN HIS ILE ASP ALA PHE ASN LYS ALA          
SEQRES  20 A  280  ASN SER VAL GLU VAL ASN GLU SER LEU LYS TYR TRP VAL          
SEQRES  21 A  280  ASP GLY GLU PRO LEU LYS ARG PHE ARG GLN LEU GLY SER          
SEQRES  22 A  280  LYS GLN ARG LYS HIS ARG LEU                                  
HET    EDO  A 281       4                                                       
HET    EDO  A 282       4                                                       
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   2  EDO    2(C2 H6 O2)                                                  
FORMUL   4  HOH   *176(H2 O)                                                    
HELIX    1   1 ASN A   26  LEU A   30  5                                   5    
HELIX    2   2 GLU A   34  ASN A   51  1                                  18    
HELIX    3   3 TRP A   93  HIS A  111  1                                  19    
HELIX    4   4 GLY A  125  ALA A  132  1                                   8    
HELIX    5   5 PRO A  149  LEU A  153  5                                   5    
HELIX    6   6 GLY A  160  GLY A  170  1                                  11    
HELIX    7   7 GLY A  170  PHE A  180  1                                  11    
HELIX    8   8 TYR A  186  ASN A  192  1                                   7    
HELIX    9   9 ASN A  205  LYS A  222  1                                  18    
HELIX   10  10 TYR A  225  SER A  238  1                                  14    
HELIX   11  11 HIS A  240  GLY A  262  1                                  23    
HELIX   12  12 GLY A  262  PHE A  268  1                                   7    
SHEET    1   A 6 ILE A  11  GLU A  16  0                                        
SHEET    2   A 6 PHE A  19  LEU A  24 -1  O  PHE A  19   N  GLU A  16           
SHEET    3   A 6 PHE A  56  GLN A  60  1  O  PHE A  56   N  PHE A  20           
SHEET    4   A 6 VAL A 114  LEU A 119  1  O  VAL A 114   N  THR A  57           
SHEET    5   A 6 ILE A 136  SER A 139  1  O  ILE A 136   N  CYS A 117           
SHEET    6   A 6 LYS A 197  ASN A 198  1  O  LYS A 197   N  SER A 139           
SHEET    1   B 3 ALA A 123  ILE A 124  0                                        
SHEET    2   B 3 TYR A 145  LEU A 147  1  O  TYR A 145   N  ALA A 123           
SHEET    3   B 3 PHE A 184  LYS A 185 -1  N  PHE A 184   O  LEU A 146           
SITE     1 AC1  7 LEU A 133  CYS A 134  LYS A 168  PHE A 244                    
SITE     2 AC1  7 HOH A 308  HOH A 309  HOH A 457                               
SITE     1 AC2  5 ARG A  64  ASN A 141  LYS A 143  PRO A 202                    
SITE     2 AC2  5 SER A 203                                                     
CRYST1  116.010  116.010  122.929  90.00  90.00 120.00 P 63 2 2     12          
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      0.008620  0.004980  0.000000        0.00000                         
SCALE2      0.000000  0.009950  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008130        0.00000