HEADER    ISOMERASE, OXIDOREDUCTASE               03-JAN-94   1XYA              
TITLE     X-RAY CRYSTALLOGRAPHIC STRUCTURES OF D-XYLOSE ISOMERASE-SUBSTRATE     
TITLE    2 COMPLEXES POSITION THE SUBSTRATE AND PROVIDE EVIDENCE FOR METAL      
TITLE    3 MOVEMENT DURING CATALYSIS                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: XYLOSE ISOMERASE;                                          
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 5.3.1.5;                                                         
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOMYCES OLIVOCHROMOGENES;                  
SOURCE   3 ORGANISM_TAXID: 1963                                                 
KEYWDS    ISOMERASE(INTRAMOLECULAR OXIDOREDUCTASE), ISOMERASE, OXIDOREDUCTASE   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.LAVIE,K.N.ALLEN,G.A.PETSKO,D.RINGE                                  
REVDAT   5   14-FEB-24 1XYA    1       REMARK LINK                              
REVDAT   4   29-NOV-17 1XYA    1       HELIX                                    
REVDAT   3   13-JUL-11 1XYA    1       VERSN                                    
REVDAT   2   24-FEB-09 1XYA    1       VERSN                                    
REVDAT   1   31-MAY-94 1XYA    0                                                
SPRSDE     31-MAY-94 1XYA      3XIA                                             
JRNL        AUTH   A.LAVIE,K.N.ALLEN,G.A.PETSKO,D.RINGE                         
JRNL        TITL   X-RAY CRYSTALLOGRAPHIC STRUCTURES OF D-XYLOSE                
JRNL        TITL 2 ISOMERASE-SUBSTRATE COMPLEXES POSITION THE SUBSTRATE AND     
JRNL        TITL 3 PROVIDE EVIDENCE FOR METAL MOVEMENT DURING CATALYSIS.        
JRNL        REF    BIOCHEMISTRY                  V.  33  5469 1994              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   8180169                                                      
JRNL        DOI    10.1021/BI00184A016                                          
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   K.N.ALLEN,A.LAVIE,G.K.FARBER,A.GLASFELD,G.A.PETSKO,D.RINGE   
REMARK   1  TITL   ISOTOPIC EXCHANGE PLUS SUBSTRATE AND INHIBITION KINETICS OF  
REMARK   1  TITL 2 D-XYLOSE ISOMERASE DO NOT SUPPORT A PROTON-TRANSFER          
REMARK   1  TITL 3 MECHANISM                                                    
REMARK   1  REF    BIOCHEMISTRY                  V.  33  1481 1994              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   K.N.ALLEN,A.LAVIE,A.GLASFELD,T.N.TANADA,D.P.GERRITY,         
REMARK   1  AUTH 2 S.C.CARLSON,G.K.FARBER,G.A.PETSKO,D.RINGE                    
REMARK   1  TITL   THE ROLE OF THE DIVALENT METAL ION IN SUGAR BINDING, RING    
REMARK   1  TITL 2 OPENING, AND ISOMERIZATION BY D-XYLOSE ISOMERASE:            
REMARK   1  TITL 3 REPLACEMENT OF A CATALYTIC METAL BY AN AMINO-ACID            
REMARK   1  REF    BIOCHEMISTRY                  V.  33  1488 1994              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.81 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) : 1.81                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
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             : NULL                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.161                           
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
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            : 6048                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 6                                       
REMARK   3   SOLVENT ATOMS            : 496                                     
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) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.014                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.700                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.00                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.100                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1XYA 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_1000177327.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.53                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X+1/2,Y+1/2,-Z                                         
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        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000       43.80000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       49.67000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       43.80000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       49.67000            
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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 32170 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 45660 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -219.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
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   NE1  TRP A   136     O    HOH A  1423              2.17            
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    HIS A  48   NE2   HIS A  48   CD2    -0.081                       
REMARK 500    HIS A  70   NE2   HIS A  70   CD2    -0.071                       
REMARK 500    HIS A  95   NE2   HIS A  95   CD2    -0.076                       
REMARK 500    HIS A 197   NE2   HIS A 197   CD2    -0.071                       
REMARK 500    HIS A 242   NE2   HIS A 242   CD2    -0.066                       
REMARK 500    HIS A 284   NE2   HIS A 284   CD2    -0.070                       
REMARK 500    HIS B 553   NE2   HIS B 553   CD2    -0.071                       
REMARK 500    HIS B 570   NE2   HIS B 570   CD2    -0.073                       
REMARK 500    HIS B 595   NE2   HIS B 595   CD2    -0.077                       
REMARK 500    HIS B 697   NE2   HIS B 697   CD2    -0.067                       
REMARK 500    HIS B 719   NE2   HIS B 719   CD2    -0.067                       
REMARK 500    HIS B 742   NE2   HIS B 742   CD2    -0.068                       
REMARK 500    HIS B 881   NE2   HIS B 881   CD2    -0.070                       
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   9   CA  -  CB  -  CG  ANGL. DEV. =  13.7 DEGREES          
REMARK 500    TRP A  15   CD1 -  CG  -  CD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    TRP A  15   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.1 DEGREES          
REMARK 500    TRP A  19   CD1 -  CG  -  CD2 ANGL. DEV. =   6.0 DEGREES          
REMARK 500    TRP A  19   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.3 DEGREES          
REMARK 500    ARG A 111   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    TRP A 136   CD1 -  CG  -  CD2 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    TRP A 136   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.3 DEGREES          
REMARK 500    ARG A 156   NE  -  CZ  -  NH1 ANGL. DEV. =   4.2 DEGREES          
REMARK 500    ARG A 156   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.0 DEGREES          
REMARK 500    ARG A 176   NE  -  CZ  -  NH1 ANGL. DEV. =   7.1 DEGREES          
REMARK 500    ARG A 176   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.4 DEGREES          
REMARK 500    ARG A 187   NE  -  CZ  -  NH1 ANGL. DEV. =   5.0 DEGREES          
REMARK 500    TRP A 236   CD1 -  CG  -  CD2 ANGL. DEV. =   6.0 DEGREES          
REMARK 500    TRP A 236   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    ARG A 258   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG A 265   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    ARG A 265   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    TRP A 269   CD1 -  CG  -  CD2 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    TRP A 269   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.5 DEGREES          
REMARK 500    TRP A 299   CD1 -  CG  -  CD2 ANGL. DEV. =   6.4 DEGREES          
REMARK 500    TRP A 299   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    LEU A 334   CA  -  CB  -  CG  ANGL. DEV. = -16.2 DEGREES          
REMARK 500    ARG A 367   NE  -  CZ  -  NH1 ANGL. DEV. =   4.8 DEGREES          
REMARK 500    ARG A 367   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.5 DEGREES          
REMARK 500    ARG A 373   NE  -  CZ  -  NH2 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG A 386   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    TRP B 515   CD1 -  CG  -  CD2 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    TRP B 515   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.8 DEGREES          
REMARK 500    TRP B 519   CD1 -  CG  -  CD2 ANGL. DEV. =   5.5 DEGREES          
REMARK 500    ARG B 522   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG B 530   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG B 541   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG B 573   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    ARG B 608   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG B 612   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG B 616   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG B 616   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.8 DEGREES          
REMARK 500    TRP B 636   CD1 -  CG  -  CD2 ANGL. DEV. =   5.2 DEGREES          
REMARK 500    TRP B 636   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    ARG B 639   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ARG B 651   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.0 DEGREES          
REMARK 500    ARG B 656   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    TRP B 736   CD1 -  CG  -  CD2 ANGL. DEV. =   5.4 DEGREES          
REMARK 500    TRP B 736   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.5 DEGREES          
REMARK 500    ARG B 765   NE  -  CZ  -  NH1 ANGL. DEV. =   5.5 DEGREES          
REMARK 500    ARG B 765   NE  -  CZ  -  NH2 ANGL. DEV. =  -7.2 DEGREES          
REMARK 500    TRP B 769   CD1 -  CG  -  CD2 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    TRP B 769   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    TRP B 799   CD1 -  CG  -  CD2 ANGL. DEV. =   6.5 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      54 ANGLE DEVIATIONS.                             
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    TYR A   2       77.99     39.01                                   
REMARK 500    PRO A   6      -53.45    -20.90                                   
REMARK 500    PHE A  93      -26.35   -142.80                                   
REMARK 500    GLU A 185      113.03     68.84                                   
REMARK 500    ASN A 246     -166.03   -167.27                                   
REMARK 500    SER A 249       62.43   -106.44                                   
REMARK 500    LYS A 252     -170.05   -172.75                                   
REMARK 500    ALA A 342       77.02   -157.47                                   
REMARK 500    PHE A 356      -67.56   -156.36                                   
REMARK 500    THR B 516      -75.93    -81.65                                   
REMARK 500    PHE B 593      -24.17   -150.06                                   
REMARK 500    ASP B 674       75.53   -103.75                                   
REMARK 500    GLU B 685      114.99     72.00                                   
REMARK 500    ASN B 746     -161.66   -165.22                                   
REMARK 500    SER B 749       67.69   -101.93                                   
REMARK 500    ALA B 842       65.67   -150.93                                   
REMARK 500    PHE B 856      -79.17   -153.37                                   
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    ARG A 373        -10.25                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 400  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A 180   OE2                                                    
REMARK 620 2 GLU A 216   OE1 118.0                                              
REMARK 620 3 ASP A 244   OD2 106.1  86.6                                        
REMARK 620 4 ASP A 286   OD2 146.3  81.6 102.0                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 401  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A 216   OE2                                                    
REMARK 620 2 HIS A 219   NE2  72.7                                              
REMARK 620 3 ASP A 254   OD1 117.2 100.4                                        
REMARK 620 4 ASP A 254   OD2 164.1  97.4  51.3                                  
REMARK 620 5 ASP A 256   OD1  85.2 153.4  76.4 100.6                            
REMARK 620 6  OH A1700   O    99.1  99.3 142.4  94.6  98.7                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG B 900  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU B 680   OE2                                                    
REMARK 620 2 GLU B 716   OE1 109.4                                              
REMARK 620 3 ASP B 744   OD2  86.5 106.3                                        
REMARK 620 4 ASP B 786   OD2 156.1  87.8 104.9                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG B 901  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU B 716   OE2                                                    
REMARK 620 2 HIS B 719   NE2  70.9                                              
REMARK 620 3 ASP B 754   OD1  93.3  94.2                                        
REMARK 620 4 ASP B 754   OD2 141.2  94.8  50.8                                  
REMARK 620 5 ASP B 756   OD1  85.5 155.5  80.4  99.9                            
REMARK 620 6  OH B1800   O   110.7  96.1 155.9 106.5  98.4                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 700                                                                      
REMARK 700 SHEET                                                                
REMARK 700 THE SHEETS PRESENTED AS *SA1*, *SA2*, *SB1*, AND *SB2* ON            
REMARK 700 SHEET RECORDS BELOW ARE ACTUALLY EIGHT-STRANDED                      
REMARK 700 BETA-BARRELS.  THESE ARE REPRESENTED AS NINE-STRANDED                
REMARK 700 SHEETS IN WHICH THE FIRST AND LAST STRANDS OF EACH SHEET             
REMARK 700 ARE IDENTICAL.                                                       
REMARK 700 THERE ARE SEVERAL BIFURCATED SHEETS IN THIS STRUCTURE.               
REMARK 700 THESE ARE REPRESENTED BY TWO SHEETS WHICH HAVE ONE OR MORE           
REMARK 700 IDENTICAL STRANDS.  SHEETS *SA1* AND *SB1* REPRESENT ONE             
REMARK 700 BIFURCATED SHEET.  SHEETS *SA2* AND *SB2* REPRESENT                  
REMARK 700 ANOTHER BIFURCATED SHEET.                                            
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: M1A                                                 
REMARK 800 EVIDENCE_CODE: AUTHOR                                                
REMARK 800 SITE_DESCRIPTION: METAL BINDING SITE                                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: M2A                                                 
REMARK 800 EVIDENCE_CODE: AUTHOR                                                
REMARK 800 SITE_DESCRIPTION: METAL BINDING SITE                                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: M1B                                                 
REMARK 800 EVIDENCE_CODE: AUTHOR                                                
REMARK 800 SITE_DESCRIPTION: METAL BINDING SITE                                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: M2B                                                 
REMARK 800 EVIDENCE_CODE: AUTHOR                                                
REMARK 800 SITE_DESCRIPTION: METAL BINDING SITE                                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 400                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OH A 1700                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 900                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 901                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OH B 1800                 
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE SEQUENCE REPORTED HERE DISAGREES WITH THAT ORIGINALLY            
REMARK 999 REPORTED (FARBER ET AL., BIOCHEMISTRY V. 28, P. 7289,                
REMARK 999 1989) AND FOUND AS SWISS-PROT: XYLA_STROL AND PIR: S28986.           
REMARK 999 A TOTAL OF 13 AMINO ACIDS WERE CHANGED, OF WHICH 5 WERE IN           
REMARK 999 THE C-TERMINAL DOMAIN.  THE AUTHORS STATE THAT THIS                  
REMARK 999 CORRECTED SEQUENCE WILL BE INCLUDED IN THE SPRING 1994               
REMARK 999 RELEASES OF THE SEQUENCE DATA BASES.  SEE THE JRNL                   
REMARK 999 REFERENCE ABOVE FOR MORE INFORMATION.                                
DBREF  1XYA A    1   386  UNP    P15587   XYLA_STROL       1    386             
DBREF  1XYA B  501   886  UNP    P15587   XYLA_STROL       1    386             
SEQRES   1 A  386  SER TYR GLN PRO THR PRO GLU ASP ARG PHE THR PHE GLY          
SEQRES   2 A  386  LEU TRP THR VAL GLY TRP GLN GLY ARG ASP PRO PHE GLY          
SEQRES   3 A  386  ASP ALA THR ARG PRO ALA LEU ASP PRO VAL GLU THR VAL          
SEQRES   4 A  386  GLN ARG LEU ALA GLU LEU GLY ALA HIS GLY VAL THR PHE          
SEQRES   5 A  386  HIS ASP ASP ASP LEU ILE PRO PHE GLY SER SER ASP THR          
SEQRES   6 A  386  GLU ARG GLU SER HIS ILE LYS ARG PHE ARG GLN ALA LEU          
SEQRES   7 A  386  ASP ALA THR GLY MET THR VAL PRO MET ALA THR THR ASN          
SEQRES   8 A  386  LEU PHE THR HIS PRO VAL PHE LYS ASP GLY GLY PHE THR          
SEQRES   9 A  386  ALA ASN ASP ARG ASP VAL ARG ARG TYR ALA LEU ARG LYS          
SEQRES  10 A  386  THR ILE ARG ASN ILE ASP LEU ALA VAL GLU LEU GLY ALA          
SEQRES  11 A  386  LYS THR TYR VAL ALA TRP GLY GLY ARG GLU GLY ALA GLU          
SEQRES  12 A  386  SER GLY ALA ALA LYS ASP VAL ARG VAL ALA LEU ASP ARG          
SEQRES  13 A  386  MET LYS GLU ALA PHE ASP LEU LEU GLY GLU TYR VAL THR          
SEQRES  14 A  386  SER GLN GLY TYR ASP THR ARG PHE ALA ILE GLU PRO LYS          
SEQRES  15 A  386  PRO ASN GLU PRO ARG GLY ASP ILE LEU LEU PRO THR VAL          
SEQRES  16 A  386  GLY HIS ALA LEU ALA PHE ILE GLU ARG LEU GLU ARG PRO          
SEQRES  17 A  386  GLU LEU TYR GLY VAL ASN PRO GLU VAL GLY HIS GLU GLN          
SEQRES  18 A  386  MET ALA GLY LEU ASN PHE PRO HIS GLY ILE ALA GLN ALA          
SEQRES  19 A  386  LEU TRP ALA GLY LYS LEU PHE HIS ILE ASP LEU ASN GLY          
SEQRES  20 A  386  GLN SER GLY ILE LYS TYR ASP GLN ASP LEU ARG PHE GLY          
SEQRES  21 A  386  ALA GLY ASP LEU ARG ALA ALA PHE TRP LEU VAL ASP LEU          
SEQRES  22 A  386  LEU GLU SER ALA GLY TYR GLU GLY PRO ARG HIS PHE ASP          
SEQRES  23 A  386  PHE LYS PRO PRO ARG THR GLU ASP ILE ASP GLY VAL TRP          
SEQRES  24 A  386  ALA SER ALA ALA GLY CYS MET ARG ASN TYR LEU ILE LEU          
SEQRES  25 A  386  LYS GLU ARG ALA ALA ALA PHE ARG ALA ASP PRO GLU VAL          
SEQRES  26 A  386  GLN GLU ALA LEU ARG ALA SER ARG LEU ASP GLU LEU ALA          
SEQRES  27 A  386  GLN PRO THR ALA ALA ASP GLY VAL GLN GLU LEU LEU ALA          
SEQRES  28 A  386  ASP ARG THR ALA PHE GLU ASP PHE ASP VAL ASP ALA ALA          
SEQRES  29 A  386  ALA ALA ARG GLY MET ALA PHE GLU ARG LEU ASP GLN LEU          
SEQRES  30 A  386  ALA MET ASP HIS LEU LEU GLY ALA ARG                          
SEQRES   1 B  386  SER TYR GLN PRO THR PRO GLU ASP ARG PHE THR PHE GLY          
SEQRES   2 B  386  LEU TRP THR VAL GLY TRP GLN GLY ARG ASP PRO PHE GLY          
SEQRES   3 B  386  ASP ALA THR ARG PRO ALA LEU ASP PRO VAL GLU THR VAL          
SEQRES   4 B  386  GLN ARG LEU ALA GLU LEU GLY ALA HIS GLY VAL THR PHE          
SEQRES   5 B  386  HIS ASP ASP ASP LEU ILE PRO PHE GLY SER SER ASP THR          
SEQRES   6 B  386  GLU ARG GLU SER HIS ILE LYS ARG PHE ARG GLN ALA LEU          
SEQRES   7 B  386  ASP ALA THR GLY MET THR VAL PRO MET ALA THR THR ASN          
SEQRES   8 B  386  LEU PHE THR HIS PRO VAL PHE LYS ASP GLY GLY PHE THR          
SEQRES   9 B  386  ALA ASN ASP ARG ASP VAL ARG ARG TYR ALA LEU ARG LYS          
SEQRES  10 B  386  THR ILE ARG ASN ILE ASP LEU ALA VAL GLU LEU GLY ALA          
SEQRES  11 B  386  LYS THR TYR VAL ALA TRP GLY GLY ARG GLU GLY ALA GLU          
SEQRES  12 B  386  SER GLY ALA ALA LYS ASP VAL ARG VAL ALA LEU ASP ARG          
SEQRES  13 B  386  MET LYS GLU ALA PHE ASP LEU LEU GLY GLU TYR VAL THR          
SEQRES  14 B  386  SER GLN GLY TYR ASP THR ARG PHE ALA ILE GLU PRO LYS          
SEQRES  15 B  386  PRO ASN GLU PRO ARG GLY ASP ILE LEU LEU PRO THR VAL          
SEQRES  16 B  386  GLY HIS ALA LEU ALA PHE ILE GLU ARG LEU GLU ARG PRO          
SEQRES  17 B  386  GLU LEU TYR GLY VAL ASN PRO GLU VAL GLY HIS GLU GLN          
SEQRES  18 B  386  MET ALA GLY LEU ASN PHE PRO HIS GLY ILE ALA GLN ALA          
SEQRES  19 B  386  LEU TRP ALA GLY LYS LEU PHE HIS ILE ASP LEU ASN GLY          
SEQRES  20 B  386  GLN SER GLY ILE LYS TYR ASP GLN ASP LEU ARG PHE GLY          
SEQRES  21 B  386  ALA GLY ASP LEU ARG ALA ALA PHE TRP LEU VAL ASP LEU          
SEQRES  22 B  386  LEU GLU SER ALA GLY TYR GLU GLY PRO ARG HIS PHE ASP          
SEQRES  23 B  386  PHE LYS PRO PRO ARG THR GLU ASP ILE ASP GLY VAL TRP          
SEQRES  24 B  386  ALA SER ALA ALA GLY CYS MET ARG ASN TYR LEU ILE LEU          
SEQRES  25 B  386  LYS GLU ARG ALA ALA ALA PHE ARG ALA ASP PRO GLU VAL          
SEQRES  26 B  386  GLN GLU ALA LEU ARG ALA SER ARG LEU ASP GLU LEU ALA          
SEQRES  27 B  386  GLN PRO THR ALA ALA ASP GLY VAL GLN GLU LEU LEU ALA          
SEQRES  28 B  386  ASP ARG THR ALA PHE GLU ASP PHE ASP VAL ASP ALA ALA          
SEQRES  29 B  386  ALA ALA ARG GLY MET ALA PHE GLU ARG LEU ASP GLN LEU          
SEQRES  30 B  386  ALA MET ASP HIS LEU LEU GLY ALA ARG                          
HET     MG  A 400       1                                                       
HET     MG  A 401       1                                                       
HET     OH  A1700       1                                                       
HET     MG  B 900       1                                                       
HET     MG  B 901       1                                                       
HET     OH  B1800       1                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM      OH HYDROXIDE ION                                                    
FORMUL   3   MG    4(MG 2+)                                                     
FORMUL   5   OH    2(H O 1-)                                                    
FORMUL   9  HOH   *496(H2 O)                                                    
HELIX    1  H1 LEU A   14  TRP A   19  1IN ALPHA/BETA BARREL               6    
HELIX    2  H2 PRO A   35  LEU A   45  1IN ALPHA/BETA BARREL              11    
HELIX    3  H3 ASP A   64  THR A   81  1IN ALPHA/BETA BARREL              18    
HELIX    4  H4 ARG A  108  LEU A  128  1IN ALPHA/BETA BARREL              21    
HELIX    5  H5 VAL A  150  GLN A  171  1IN ALPHA/BETA BARREL              22    
HELIX    6  H6 VAL A  195  ARG A  204  1IN ALPHA/BETA BARREL              10    
HELIX    7  H7 VAL A  217  ALA A  223  1IN ALPHA/BETA BARREL               7    
HELIX    8  H8 PHE A  227  ALA A  237  1IN ALPHA/BETA BARREL              11    
HELIX    9  H9 ARG A  265  SER A  276  1IN ALPHA/BETA BARREL              12    
HELIX   10 H10 ILE A  295  ALA A  321  1IN ALPHA/BETA BARREL              27    
HELIX   11 H11 GLU A  324  ALA A  331  1IN ALPHA/BETA BARREL               8    
HELIX   12 H12 LEU A  334  ALA A  338  1IN ALPHA/BETA BARREL               5    
HELIX   13 H13 VAL A  346  ASP A  352  1IN ALPHA/BETA BARREL               7    
HELIX   14 H14 VAL A  361  ALA A  366  1IN ALPHA/BETA BARREL               6    
HELIX   15 H15 PHE A  371  LEU A  382  1IN ALPHA/BETA BARREL              12    
HELIX   16 H16 LEU B  514  TRP B  519  1IN ALPHA/BETA BARREL               6    
HELIX   17 H17 PRO B  535  LEU B  545  1IN ALPHA/BETA BARREL              11    
HELIX   18 H18 ASP B  564  THR B  581  1IN ALPHA/BETA BARREL              18    
HELIX   19 H19 ARG B  608  LEU B  628  1IN ALPHA/BETA BARREL              21    
HELIX   20 H20 VAL B  650  GLN B  671  1IN ALPHA/BETA BARREL              22    
HELIX   21 H21 VAL B  695  ARG B  704  1IN ALPHA/BETA BARREL              10    
HELIX   22 H22 VAL B  717  ALA B  723  1IN ALPHA/BETA BARREL               7    
HELIX   23 H23 PHE B  727  ALA B  737  1IN ALPHA/BETA BARREL              11    
HELIX   24 H24 ARG B  765  SER B  776  1IN ALPHA/BETA BARREL              12    
HELIX   25 H25 ILE B  795  ALA B  821  1IN ALPHA/BETA BARREL              27    
HELIX   26 H26 GLU B  824  ALA B  831  1IN C-TERMINAL DOMAIN               8    
HELIX   27 H27 LEU B  834  ALA B  838  1IN C-TERMINAL DOMAIN               5    
HELIX   28 H28 VAL B  846  ASP B  852  1IN C-TERMINAL DOMAIN               7    
HELIX   29 H29 VAL B  861  ALA B  866  1IN C-TERMINAL DOMAIN               6    
HELIX   30 H30 PHE B  871  LEU B  882  1IN C-TERMINAL DOMAIN              12    
SHEET    1 SA1 9 PHE A  10  GLY A  13  0                                        
SHEET    2 SA1 9 GLY A  49  HIS A  53  1                                        
SHEET    3 SA1 9 THR A  84  THR A  90  1                                        
SHEET    4 SA1 9 THR A 132  GLY A 138  1                                        
SHEET    5 SA1 9 ARG A 176  PRO A 183  1                                        
SHEET    6 SA1 9 TYR A 211  GLU A 216  1                                        
SHEET    7 SA1 9 PHE A 241  ASN A 246  1                                        
SHEET    8 SA1 9 ARG A 283  ASP A 286  1                                        
SHEET    9 SA1 9 PHE A  10  GLY A  13  1                                        
SHEET    1 SA2 9 PHE A  10  GLY A  13  0                                        
SHEET    2 SA2 9 GLY A  49  HIS A  53  1                                        
SHEET    3 SA2 9 THR A  84  THR A  90  1                                        
SHEET    4 SA2 9 GLU A 140  GLU A 143  1                                        
SHEET    5 SA2 9 ARG A 176  PRO A 183  1                                        
SHEET    6 SA2 9 TYR A 211  GLU A 216  1                                        
SHEET    7 SA2 9 PHE A 241  ASN A 246  1                                        
SHEET    8 SA2 9 GLY A 278  GLY A 281  1                                        
SHEET    9 SA2 9 PHE A  10  GLY A  13  1                                        
SHEET    1 SB1 9 PHE B 510  GLY B 513  0                                        
SHEET    2 SB1 9 GLY B 549  HIS B 553  1                                        
SHEET    3 SB1 9 THR B 584  THR B 590  1                                        
SHEET    4 SB1 9 THR B 632  GLY B 638  1                                        
SHEET    5 SB1 9 ARG B 676  PRO B 683  1                                        
SHEET    6 SB1 9 TYR B 711  GLU B 716  1                                        
SHEET    7 SB1 9 PHE B 741  ASN B 746  1                                        
SHEET    8 SB1 9 ARG B 783  ASP B 786  1                                        
SHEET    9 SB1 9 PHE B 510  GLY B 513  1                                        
SHEET    1 SB2 9 PHE B 510  GLY B 513  0                                        
SHEET    2 SB2 9 GLY B 549  HIS B 553  1                                        
SHEET    3 SB2 9 THR B 584  THR B 590  1                                        
SHEET    4 SB2 9 GLU B 640  GLU B 643  1                                        
SHEET    5 SB2 9 ARG B 676  PRO B 683  1                                        
SHEET    6 SB2 9 TYR B 711  GLU B 716  1                                        
SHEET    7 SB2 9 PHE B 741  ASN B 746  1                                        
SHEET    8 SB2 9 GLY B 778  GLY B 781  1                                        
SHEET    9 SB2 9 PHE B 510  GLY B 513  1                                        
LINK         OE2 GLU A 180                MG    MG A 400     1555   1555  2.74  
LINK         OE1 GLU A 216                MG    MG A 400     1555   1555  2.24  
LINK         OE2 GLU A 216                MG    MG A 401     1555   1555  2.56  
LINK         NE2 HIS A 219                MG    MG A 401     1555   1555  2.61  
LINK         OD2 ASP A 244                MG    MG A 400     1555   1555  2.43  
LINK         OD1 ASP A 254                MG    MG A 401     1555   1555  2.51  
LINK         OD2 ASP A 254                MG    MG A 401     1555   1555  2.56  
LINK         OD1 ASP A 256                MG    MG A 401     1555   1555  2.50  
LINK         OD2 ASP A 286                MG    MG A 400     1555   1555  2.21  
LINK        MG    MG A 401                 O    OH A1700     1555   1555  1.94  
LINK         OE2 GLU B 680                MG    MG B 900     1555   1555  2.11  
LINK         OE1 GLU B 716                MG    MG B 900     1555   1555  2.61  
LINK         OE2 GLU B 716                MG    MG B 901     1555   1555  2.66  
LINK         NE2 HIS B 719                MG    MG B 901     1555   1555  2.89  
LINK         OD2 ASP B 744                MG    MG B 900     1555   1555  2.55  
LINK         OD1 ASP B 754                MG    MG B 901     1555   1555  2.58  
LINK         OD2 ASP B 754                MG    MG B 901     1555   1555  2.56  
LINK         OD1 ASP B 756                MG    MG B 901     1555   1555  2.50  
LINK         OD2 ASP B 786                MG    MG B 900     1555   1555  2.61  
LINK        MG    MG B 901                 O    OH B1800     1555   1555  1.92  
CISPEP   1 GLU A  185    PRO A  186          0        12.04                     
CISPEP   2 GLU B  685    PRO B  686          0        12.37                     
SITE     1 M1A  5  MG A 400  GLU A 180  ASP A 244  ASP A 286                    
SITE     2 M1A  5 GLU A 216                                                     
SITE     1 M2A  6  MG A 401  GLU A 216  HIS A 219  ASP A 254                    
SITE     2 M2A  6 ASP A 256   OH A1700                                          
SITE     1 M1B  5  MG B 900  GLU B 680  ASP B 744  ASP B 786                    
SITE     2 M1B  5 GLU B 716                                                     
SITE     1 M2B  6  MG B 901  GLU B 716  HIS B 719  ASP B 754                    
SITE     2 M2B  6 ASP B 756   OH B1800                                          
SITE     1 AC1  4 GLU A 180  GLU A 216  ASP A 244  ASP A 286                    
SITE     1 AC2  5 GLU A 216  HIS A 219  ASP A 254  ASP A 256                    
SITE     2 AC2  5  OH A1700                                                     
SITE     1 AC3  6 GLU A 216  HIS A 219  ASP A 254  ASP A 256                    
SITE     2 AC3  6  MG A 401  HOH A1415                                          
SITE     1 AC4  4 GLU B 680  GLU B 716  ASP B 744  ASP B 786                    
SITE     1 AC5  5 GLU B 716  HIS B 719  ASP B 754  ASP B 756                    
SITE     2 AC5  5  OH B1800                                                     
SITE     1 AC6  7 GLU B 716  HIS B 719  ASP B 754  ASP B 756                    
SITE     2 AC6  7 ASP B 786   MG B 901  HOH B1354                               
CRYST1   87.600   99.340   94.180  90.00  90.00  90.00 P 21 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      0.011416  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010066  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010618        0.00000                         
MTRIX1   1  0.999270  0.038290 -0.000450       -0.02028    1                    
MTRIX2   1  0.038290 -0.999270  0.001000        0.02478    1                    
MTRIX3   1 -0.000410 -0.001020 -1.000000      -47.31872    1