PDB Short entry for 1IEV
HEADER    HYDROLASE                               11-APR-01   1IEV              
TITLE     CRYSTAL STRUCTURE OF BARLEY BETA-D-GLUCAN GLUCOHYDROLASE ISOENZYME    
TITLE    2 EXO1 IN COMPLEX WITH CYCLOHEXITOL                                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: BETA-D-GLUCAN GLUCOHYDROLASE ISOENZYME EXO1;               
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: BETA-D-GLUCAN EXOHYDROLASE ISOENZYME EXOI;                  
COMPND   5 EC: 3.2.1.58                                                         
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HORDEUM VULGARE;                                
SOURCE   3 ORGANISM_TAXID: 4513;                                                
SOURCE   4 STRAIN: CULTIVAR CLIPPER                                             
KEYWDS    2-DOMAIN FOLD, HYDROLASE                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.HRMOVA,R.DEGORI,G.B.FINCHER,J.N.VARGHESE                            
REVDAT   6   29-JUL-20 1IEV    1       COMPND REMARK HETNAM LINK                
REVDAT   6 2                   1       SITE   ATOM                              
REVDAT   5   17-FEB-16 1IEV    1       LINK                                     
REVDAT   4   13-JUL-11 1IEV    1       VERSN                                    
REVDAT   3   24-FEB-09 1IEV    1       VERSN                                    
REVDAT   2   01-APR-03 1IEV    1       JRNL                                     
REVDAT   1   14-NOV-01 1IEV    0                                                
JRNL        AUTH   M.HRMOVA,J.N.VARGHESE,R.DE GORI,B.J.SMITH,H.DRIGUEZ,         
JRNL        AUTH 2 G.B.FINCHER                                                  
JRNL        TITL   CATALYTIC MECHANISMS AND REACTION INTERMEDIATES ALONG THE    
JRNL        TITL 2 HYDROLYTIC PATHWAY OF A PLANT BETA-D-GLUCAN GLUCOHYDROLASE.  
JRNL        REF    STRUCTURE                     V.   9  1005 2001              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   11709165                                                     
JRNL        DOI    10.1016/S0969-2126(01)00673-6                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 12.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 18995                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.180                           
REMARK   3   FREE R VALUE                     : 0.240                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 999                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4566                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 99                                      
REMARK   3   SOLVENT ATOMS            : 213                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.28                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.010                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.500                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : ISOTROPIC                                 
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1IEV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-APR-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000013217.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 20-SEP-98                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : ELLIOTT GX-20                      
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : MONOCAPILLARY                      
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   : 19994                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 12.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 90.7                               
REMARK 200  DATA REDUNDANCY                : 4.560                              
REMARK 200  R MERGE                    (I) : 0.15700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.9000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.93                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 50.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.49700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1EX1                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 65.20                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.53                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, PEG 400, SODIUM        
REMARK 280  ACETATE, HEPES-NAOH, PH 7.0, VAPOR DIFFUSION, HANGING DROP,         
REMARK 280  TEMPERATURE 277K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 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+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
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       90.77500            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       50.50500            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       50.50500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      136.16250            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       50.50500            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       50.50500            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       45.38750            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       50.50500            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       50.50500            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      136.16250            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       50.50500            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       50.50500            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       45.38750            
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       90.77500            
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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A MONOMER CONSTRUCTED FROM AN     
REMARK 300 (ALPHA/BETA)8 BARREL AND AN (ALPHA/BETA)6 SANDWICH.                  
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, 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     LYS A   603                                                      
REMARK 465     LYS A   604                                                      
REMARK 465     TYR A   605                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   C6   BMA B     3     C1   MAN B     4              2.03            
REMARK 500   ND1  HIS A   487     O4   MAN B     4              2.06            
REMARK 500   OD1  ASP A   285     C2   INS A   617              2.15            
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    ASP A 285   CG    ASP A 285   OD1     0.163                       
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    LEU A   4   CA  -  CB  -  CG  ANGL. DEV. =  15.4 DEGREES          
REMARK 500    PHE A 208   CA  -  C   -  N   ANGL. DEV. = -16.7 DEGREES          
REMARK 500    VAL A 209   C   -  N   -  CA  ANGL. DEV. =  15.7 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    HIS A  98       54.32   -142.79                                   
REMARK 500    PRO A 154        3.97    -67.25                                   
REMARK 500    THR A 174       -1.63    -57.50                                   
REMARK 500    PHE A 188      133.60    -38.50                                   
REMARK 500    HIS A 207       64.92     65.48                                   
REMARK 500    VAL A 209      116.86     52.23                                   
REMARK 500    ASP A 216       12.88     58.28                                   
REMARK 500    ASN A 221     -150.11    -83.19                                   
REMARK 500    ILE A 233      -64.39   -103.59                                   
REMARK 500    TYR A 271      -67.46    -90.69                                   
REMARK 500    MET A 356       -8.71    -56.45                                   
REMARK 500    TRP A 430       63.05     60.41                                   
REMARK 500    ILE A 432      -66.72     65.24                                   
REMARK 500    GLU A 491     -144.79     51.84                                   
REMARK 500    TRP A 544     -143.48     55.08                                   
REMARK 500    LEU A 545       79.54   -108.99                                   
REMARK 500    MET A 580       98.31   -166.79                                   
REMARK 500    HIS A 586       41.38    -80.24                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    TYR A 302         0.07    SIDE CHAIN                              
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    LYS A 206        -10.33                                           
REMARK 500    PHE A 208        -12.13                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 600                                                                      
REMARK 600 HETEROGEN                                                            
REMARK 600 CONDURITOL B EPOXIDE REACTS WITH THE ENZYME TO FORM                  
REMARK 600 A CYCLOHEXITOL RING COVALENTLY BOUND TO THE ENZYME.                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1EX1   RELATED DB: PDB                                   
REMARK 900 THREE-DIMENSIONAL STRUCTURE OF A BARLEY BETA-D-GLUCAN EXOHYDROLASE,  
REMARK 900 A FAMILY 3 GLYCOSYL HYDROLASE.                                       
REMARK 900 RELATED ID: 1IEQ   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF BARLEY BETA-D-GLUCAN GLUCOHYDROLASE ISOENZYME   
REMARK 900 EXO1                                                                 
REMARK 900 RELATED ID: 1IEW   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF BARLEY BETA-D-GLUCAN GLUCOHYDROLASE ISOENZYME   
REMARK 900 EXO1 IN COMPLEX WITH 2-DEOXY-2-FLUORO-ALPHA-D-GLUCOSIDE              
REMARK 900 RELATED ID: 1IEX   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF BARLEY BETA-D-GLUCAN GLUCOHYDROLASE ISOENZYME   
REMARK 900 EXO1 IN COMPLEX WITH 4I,4III,4V-S-TRITHIOCELLOHEXAOSE                
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE SEQUENCE IN THE GENBANK ENTRY MIGHT BE                           
REMARK 999 A SEQUENCING ERROR AT RESIDUE 345.  THE                              
REMARK 999 ELECTRON DENSITY UNAMBIGUOUSLY PROVED THE                            
REMARK 999 PRESENCE OF LYS INSTEAD OF ASN AT THIS RESIDUE.                      
DBREF  1IEV A    1   605  GB     4566505  AAD23382        26    630             
SEQADV 1IEV LYS A  320  GB   4566505   ASN   345 SEE REMARK 999                 
SEQRES   1 A  605  ASP TYR VAL LEU TYR LYS ASP ALA THR LYS PRO VAL GLU          
SEQRES   2 A  605  ASP ARG VAL ALA ASP LEU LEU GLY ARG MET THR LEU ALA          
SEQRES   3 A  605  GLU LYS ILE GLY GLN MET THR GLN ILE GLU ARG LEU VAL          
SEQRES   4 A  605  ALA THR PRO ASP VAL LEU ARG ASP ASN PHE ILE GLY SER          
SEQRES   5 A  605  LEU LEU SER GLY GLY GLY SER VAL PRO ARG LYS GLY ALA          
SEQRES   6 A  605  THR ALA LYS GLU TRP GLN ASP MET VAL ASP GLY PHE GLN          
SEQRES   7 A  605  LYS ALA CYS MET SER THR ARG LEU GLY ILE PRO MET ILE          
SEQRES   8 A  605  TYR GLY ILE ASP ALA VAL HIS GLY GLN ASN ASN VAL TYR          
SEQRES   9 A  605  GLY ALA THR ILE PHE PRO HIS ASN VAL GLY LEU GLY ALA          
SEQRES  10 A  605  THR ARG ASP PRO TYR LEU VAL LYS ARG ILE GLY GLU ALA          
SEQRES  11 A  605  THR ALA LEU GLU VAL ARG ALA THR GLY ILE GLN TYR ALA          
SEQRES  12 A  605  PHE ALA PRO CYS ILE ALA VAL CYS ARG ASP PRO ARG TRP          
SEQRES  13 A  605  GLY ARG CYS TYR GLU SER TYR SER GLU ASP ARG ARG ILE          
SEQRES  14 A  605  VAL GLN SER MET THR GLU LEU ILE PRO GLY LEU GLN GLY          
SEQRES  15 A  605  ASP VAL PRO LYS ASP PHE THR SER GLY MET PRO PHE VAL          
SEQRES  16 A  605  ALA GLY LYS ASN LYS VAL ALA ALA CYS ALA LYS HIS PHE          
SEQRES  17 A  605  VAL GLY ASP GLY GLY THR VAL ASP GLY ILE ASN GLU ASN          
SEQRES  18 A  605  ASN THR ILE ILE ASN ARG GLU GLY LEU MET ASN ILE HIS          
SEQRES  19 A  605  MET PRO ALA TYR LYS ASN ALA MET ASP LYS GLY VAL SER          
SEQRES  20 A  605  THR VAL MET ILE SER TYR SER SER TRP ASN GLY VAL LYS          
SEQRES  21 A  605  MET HIS ALA ASN GLN ASP LEU VAL THR GLY TYR LEU LYS          
SEQRES  22 A  605  ASP THR LEU LYS PHE LYS GLY PHE VAL ILE SER ASP TRP          
SEQRES  23 A  605  GLU GLY ILE ASP ARG ILE THR THR PRO ALA GLY SER ASP          
SEQRES  24 A  605  TYR SER TYR SER VAL LYS ALA SER ILE LEU ALA GLY LEU          
SEQRES  25 A  605  ASP MET ILE MET VAL PRO ASN LYS TYR GLN GLN PHE ILE          
SEQRES  26 A  605  SER ILE LEU THR GLY HIS VAL ASN GLY GLY VAL ILE PRO          
SEQRES  27 A  605  MET SER ARG ILE ASP ASP ALA VAL THR ARG ILE LEU ARG          
SEQRES  28 A  605  VAL LYS PHE THR MET GLY LEU PHE GLU ASN PRO TYR ALA          
SEQRES  29 A  605  ASP PRO ALA MET ALA GLU GLN LEU GLY LYS GLN GLU HIS          
SEQRES  30 A  605  ARG ASP LEU ALA ARG GLU ALA ALA ARG LYS SER LEU VAL          
SEQRES  31 A  605  LEU LEU LYS ASN GLY LYS THR SER THR ASP ALA PRO LEU          
SEQRES  32 A  605  LEU PRO LEU PRO LYS LYS ALA PRO LYS ILE LEU VAL ALA          
SEQRES  33 A  605  GLY SER HIS ALA ASP ASN LEU GLY TYR GLN CYS GLY GLY          
SEQRES  34 A  605  TRP THR ILE GLU TRP GLN GLY ASP THR GLY ARG THR THR          
SEQRES  35 A  605  VAL GLY THR THR ILE LEU GLU ALA VAL LYS ALA ALA VAL          
SEQRES  36 A  605  ASP PRO SER THR VAL VAL VAL PHE ALA GLU ASN PRO ASP          
SEQRES  37 A  605  ALA GLU PHE VAL LYS SER GLY GLY PHE SER TYR ALA ILE          
SEQRES  38 A  605  VAL ALA VAL GLY GLU HIS PRO TYR THR GLU THR LYS GLY          
SEQRES  39 A  605  ASP ASN LEU ASN LEU THR ILE PRO GLU PRO GLY LEU SER          
SEQRES  40 A  605  THR VAL GLN ALA VAL CYS GLY GLY VAL ARG CYS ALA THR          
SEQRES  41 A  605  VAL LEU ILE SER GLY ARG PRO VAL VAL VAL GLN PRO LEU          
SEQRES  42 A  605  LEU ALA ALA SER ASP ALA LEU VAL ALA ALA TRP LEU PRO          
SEQRES  43 A  605  GLY SER GLU GLY GLN GLY VAL THR ASP ALA LEU PHE GLY          
SEQRES  44 A  605  ASP PHE GLY PHE THR GLY ARG LEU PRO ARG THR TRP PHE          
SEQRES  45 A  605  LYS SER VAL ASP GLN LEU PRO MET ASN VAL GLY ASP ALA          
SEQRES  46 A  605  HIS TYR ASP PRO LEU PHE ARG LEU GLY TYR GLY LEU THR          
SEQRES  47 A  605  THR ASN ALA THR LYS LYS TYR                                  
MODRES 1IEV ASN A  221  ASN  GLYCOSYLATION SITE                                 
MODRES 1IEV ASN A  498  ASN  GLYCOSYLATION SITE                                 
HET    NAG  B   1      14                                                       
HET    NAG  B   2      14                                                       
HET    BMA  B   3      11                                                       
HET    MAN  B   4      11                                                       
HET    NAG  B   5      14                                                       
HET    FUC  B   6      10                                                       
HET    NAG  A 610      14                                                       
HET    INS  A 617      11                                                       
HETNAM     NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE                         
HETNAM     BMA BETA-D-MANNOPYRANOSE                                             
HETNAM     MAN ALPHA-D-MANNOPYRANOSE                                            
HETNAM     FUC ALPHA-L-FUCOPYRANOSE                                             
HETNAM     INS 1,2,3,4,5,6-HEXAHYDROXY-CYCLOHEXANE                              
HETSYN     INS MYO-INOSITOL                                                     
FORMUL   2  NAG    4(C8 H15 N O6)                                               
FORMUL   2  BMA    C6 H12 O6                                                    
FORMUL   2  MAN    C6 H12 O6                                                    
FORMUL   2  FUC    C6 H12 O5                                                    
FORMUL   4  INS    C6 H12 O6                                                    
FORMUL   5  HOH   *213(H2 O)                                                    
HELIX    1   1 VAL A    3  ASP A    7  5                                   5    
HELIX    2   2 PRO A   11  GLY A   21  1                                  11    
HELIX    3   3 THR A   24  MET A   32  1                                   9    
HELIX    4   4 LEU A   38  ALA A   40  5                                   3    
HELIX    5   5 THR A   41  ASN A   48  1                                   8    
HELIX    6   6 THR A   66  SER A   83  1                                  18    
HELIX    7   7 HIS A  111  ALA A  117  1                                   7    
HELIX    8   8 ASP A  120  ALA A  137  1                                  18    
HELIX    9   9 ARG A  158  SER A  162  5                                   5    
HELIX   10  10 ASP A  166  THR A  174  1                                   9    
HELIX   11  11 GLU A  175  GLY A  182  1                                   8    
HELIX   12  12 GLY A  210  THR A  214  5                                   5    
HELIX   13  13 THR A  214  ILE A  218  5                                   5    
HELIX   14  14 ASN A  226  HIS A  234  1                                   9    
HELIX   15  15 MET A  235  ASP A  243  1                                   9    
HELIX   16  16 ASN A  264  THR A  269  1                                   6    
HELIX   17  17 ILE A  289  THR A  293  5                                   5    
HELIX   18  18 ASP A  299  GLY A  311  1                                  13    
HELIX   19  19 LYS A  320  GLY A  334  1                                  15    
HELIX   20  20 PRO A  338  MET A  356  1                                  19    
HELIX   21  21 ASP A  365  LEU A  372  5                                   8    
HELIX   22  22 LYS A  374  LEU A  389  1                                  16    
HELIX   23  23 ASN A  422  GLY A  428  1                                   7    
HELIX   24  24 THR A  446  VAL A  455  1                                  10    
HELIX   25  25 ASP A  468  SER A  474  1                                   7    
HELIX   26  26 THR A  490  ASP A  495  5                                   6    
HELIX   27  27 GLY A  505  VAL A  516  1                                  12    
HELIX   28  28 VAL A  530  SER A  537  1                                   8    
HELIX   29  29 GLY A  550  PHE A  558  1                                   9    
HELIX   30  30 SER A  574  LEU A  578  5                                   5    
SHEET    1   A 5 TYR A 142  ALA A 143  0                                        
SHEET    2   A 5 ILE A  91  ILE A  94  1  O  TYR A  92   N  TYR A 142           
SHEET    3   A 5 SER A  52  LEU A  54  1  O  LEU A  53   N  GLY A  93           
SHEET    4   A 5 THR A  33  GLU A  36  1  O  THR A  33   N  SER A  52           
SHEET    5   A 5 ILE A 315  MET A 316  1  O  ILE A 315   N  GLN A  34           
SHEET    1   B 3 CYS A 204  PHE A 208  0                                        
SHEET    2   B 3 THR A 248  ILE A 251  1  O  THR A 248   N  ALA A 205           
SHEET    3   B 3 PHE A 281  ILE A 283  1  O  PHE A 281   N  VAL A 249           
SHEET    1   C 3 ASN A 222  THR A 223  0                                        
SHEET    2   C 3 SER A 255  TRP A 256  1  O  SER A 255   N  THR A 223           
SHEET    3   C 3 VAL A 259  LYS A 260 -1  O  VAL A 259   N  TRP A 256           
SHEET    1   D 6 VAL A 390  ASN A 394  0                                        
SHEET    2   D 6 ALA A 539  ALA A 542 -1  O  LEU A 540   N  LEU A 392           
SHEET    3   D 6 CYS A 518  ILE A 523  1  O  CYS A 518   N  ALA A 539           
SHEET    4   D 6 ALA A 480  GLY A 485  1  O  ALA A 480   N  ALA A 519           
SHEET    5   D 6 LYS A 412  ALA A 416  1  O  LEU A 414   N  ILE A 481           
SHEET    6   D 6 VAL A 460  ALA A 464  1  O  VAL A 460   N  ILE A 413           
SSBOND   1 CYS A  151    CYS A  159                          1555   1555  2.08  
SSBOND   2 CYS A  513    CYS A  518                          1555   1555  2.04  
LINK         ND2 ASN A 221                 C1  NAG A 610     1555   1555  1.41  
LINK         OD1 ASP A 285                 C1  INS A 617     1555   1555  1.33  
LINK         ND2 ASN A 498                 C1  NAG B   1     1555   1555  1.48  
LINK         O4  NAG B   1                 C1  NAG B   2     1555   1555  1.38  
LINK         O3  NAG B   1                 C1  FUC B   6     1555   1555  1.49  
LINK         O4  NAG B   2                 C1  BMA B   3     1555   1555  1.44  
LINK         O6  BMA B   3                 C1  MAN B   4     1555   1555  1.41  
LINK         O4  MAN B   4                 C1  NAG B   5     1555   1555  1.69  
CISPEP   1 ALA A  145    PRO A  146          0        10.80                     
CISPEP   2 THR A  294    PRO A  295          0        -5.56                     
CISPEP   3 VAL A  317    PRO A  318          0       -12.38                     
CISPEP   4 LEU A  404    PRO A  405          0         0.13                     
CISPEP   5 GLU A  503    PRO A  504          0         2.95                     
CISPEP   6 LEU A  578    PRO A  579          0        -3.69                     
CRYST1  101.010  101.010  181.550  90.00  90.00  90.00 P 43 21 2     8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.009900  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009900  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005508        0.00000