HEADER    HYDROLASE                               22-JUN-14   4UQC              
TITLE     X-RAY STRUCTURE OF GLUCURONOXYLAN-XYLANOHYDROLASE (XYN30A) FROM       
TITLE    2 CLOSTRIDIUM THERMOCELLUM AT 1.30 A RESOLUTION                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CARBOHYDRATE BINDING FAMILY 6;                             
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: N-TERMINAL CATALYTIC MODULE, RESIDUES 34-419;              
COMPND   5 SYNONYM: XYN30A;                                                     
COMPND   6 EC: 3.2.1.8;                                                         
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: RUMINICLOSTRIDIUM THERMOCELLUM;                 
SOURCE   3 ORGANISM_TAXID: 1515;                                                
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_VECTOR: PET28A                                     
KEYWDS    HYDROLASE                                                             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    F.FREIRE,A.K.VERMA,A.GOYAL,C.M.G.A.FONTES,S.NAJMUDIN                  
REVDAT   3   29-JUL-20 4UQC    1       COMPND REMARK HETNAM SITE                
REVDAT   2   23-NOV-16 4UQC    1       JRNL                                     
REVDAT   1   24-JUN-15 4UQC    0                                                
JRNL        AUTH   F.FREIRE,A.K.VERMA,P.BULE,V.D.ALVES,C.M.G.A.FONTES,A.GOYAL,  
JRNL        AUTH 2 S.NAJMUDIN                                                   
JRNL        TITL   CONSERVATION IN THE MECHANISM OF GLUCURONOXYLAN HYDROLYSIS   
JRNL        TITL 2 REVEALED BY THE STRUCTURE OF GLUCURONOXYLAN XYLANO-HYDROLASE 
JRNL        TITL 3 (CTXYN30A) FROM CLOSTRIDIUM THERMOCELLUM                     
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  72  1162 2016              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   27841749                                                     
JRNL        DOI    10.1107/S2059798316014376                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.0                                           
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 44.84                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 93.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 107084                         
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 + TEST SET) : 0.113                           
REMARK   3   R VALUE            (WORKING SET) : 0.112                           
REMARK   3   FREE R VALUE                     : 0.141                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 1.800                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2006                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.33                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 7056                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 83.89                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1040                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 135                          
REMARK   3   BIN FREE R VALUE                    : 0.1360                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3128                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 30                                      
REMARK   3   SOLVENT ATOMS            : 582                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 13.20                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.23000                                             
REMARK   3    B22 (A**2) : -0.46000                                             
REMARK   3    B33 (A**2) : 0.44000                                              
REMARK   3    B12 (A**2) : -0.21000                                             
REMARK   3    B13 (A**2) : -0.05000                                             
REMARK   3    B23 (A**2) : -0.03000                                             
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.035         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.036         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.018         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.867         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.975                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.962                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3404 ; 0.011 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  3151 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4663 ; 1.562 ; 1.937       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  7260 ; 0.838 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   438 ; 6.400 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   173 ;40.244 ;24.046       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   571 ;11.396 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    24 ;23.530 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   496 ; 0.273 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3968 ; 0.009 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):   850 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1609 ; 0.907 ; 1.048       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1608 ; 0.906 ; 1.047       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  6555 ; 2.417 ; 3.000       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):   160 ;27.518 ; 5.000       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  6869 ; 7.827 ; 5.000       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.50                                          
REMARK   3   ION PROBE RADIUS   : 0.70                                          
REMARK   3   SHRINKAGE RADIUS   : 0.70                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS. HYDROGENS HAVE BEEN ADDED IN THE RIDDING POSITIONS U     
REMARK   3  VALUES REFINED INDIVIDUALLY                                         
REMARK   4                                                                      
REMARK   4 4UQC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 22-JUN-14.                  
REMARK 100 THE DEPOSITION ID IS D_1290060693.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 13-MAR-14                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SOLEIL                             
REMARK 200  BEAMLINE                       : PROXIMA 1                          
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9537                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : KIRKPATRICK-BAEZ PAIR OF BI        
REMARK 200                                   -MORPH MIRRORS PLUS CHANNEL CUT    
REMARK 200                                   CRYOGENICALLY COOLED               
REMARK 200                                   MONOCHROMATOR CRYSTAL              
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 109732                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 44.840                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 7.900                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.4                               
REMARK 200  DATA REDUNDANCY                : 4.200                              
REMARK 200  R MERGE                    (I) : 0.06000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 20.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.32                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 82.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.10                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.18000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 7.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 4CKQ                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 53.29                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.63                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.4 M K/NA TARTRATE                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,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                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A   -22                                                      
REMARK 465     GLY A   -21                                                      
REMARK 465     SER A   -20                                                      
REMARK 465     SER A   -19                                                      
REMARK 465     HIS A   -18                                                      
REMARK 465     HIS A   -17                                                      
REMARK 465     HIS A   -16                                                      
REMARK 465     HIS A   -15                                                      
REMARK 465     HIS A   -14                                                      
REMARK 465     HIS A   -13                                                      
REMARK 465     SER A   -12                                                      
REMARK 465     SER A   -11                                                      
REMARK 465     GLY A   -10                                                      
REMARK 465     LEU A    -9                                                      
REMARK 465     VAL A    -8                                                      
REMARK 465     PRO A    -7                                                      
REMARK 465     ARG A    -6                                                      
REMARK 465     GLY A    -5                                                      
REMARK 465     SER A    -4                                                      
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   O    HOH A  2174     O    HOH A  2175              1.60            
REMARK 500   O    HOH A  2126     O    HOH A  2365              1.61            
REMARK 500   O    HOH A  2444     O    HOH A  2445              1.74            
REMARK 500   O    HOH A  2574     O    HOH A  2575              1.79            
REMARK 500   O    HOH A  2175     O    HOH A  2186              1.80            
REMARK 500   O    HOH A  2442     O    HOH A  2443              1.84            
REMARK 500   O    HOH A  2320     O    HOH A  2365              1.90            
REMARK 500   O    HOH A  2326     O    HOH A  2330              1.97            
REMARK 500   O    HOH A  2330     O    HOH A  2365              2.02            
REMARK 500   O    HOH A  2027     O    HOH A  2088              2.04            
REMARK 500   O    HOH A  2038     O    HOH A  2039              2.04            
REMARK 500   O    ALA A   368     O    HOH A  2538              2.14            
REMARK 500   O    HOH A  2573     O    HOH A  2574              2.16            
REMARK 500   O    HOH A  2464     O    HOH A  2466              2.18            
REMARK 500   O    HOH A  2321     O    HOH A  2326              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A  2080     O    HOH A  2315     1545     1.51            
REMARK 500   O    HOH A  2170     O    HOH A  2500     1655     1.90            
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  49   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG A  49   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.1 DEGREES          
REMARK 500    ARG A  56   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    ARG A 294   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    PHE A 373   N   -  CA  -  CB  ANGL. DEV. = -14.1 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    LYS A   9     -135.39   -113.59                                   
REMARK 500    TYR A 139       53.90   -147.12                                   
REMARK 500    TRP A 143     -138.09   -152.69                                   
REMARK 500    TRP A 264     -144.94    -70.18                                   
REMARK 500    ASN A 321       18.46     59.89                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A2044        DISTANCE =  6.27 ANGSTROMS                       
REMARK 610                                                                      
REMARK 610 MISSING HETEROATOM                                                   
REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 610 I=INSERTION CODE):                                                   
REMARK 610   M RES C SSEQI                                                      
REMARK 610     GLC A 1389                                                       
REMARK 700                                                                      
REMARK 700 SHEET                                                                
REMARK 700 DETERMINATION METHOD: DSSP                                           
REMARK 700 THE SHEETS PRESENTED AS "AB" IN EACH CHAIN ON SHEET RECORDS          
REMARK 700 BELOW IS ACTUALLY AN  8-STRANDED BARREL THIS IS REPRESENTED BY       
REMARK 700 A  9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS              
REMARK 700 ARE IDENTICAL.                                                       
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4UQ9   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF GLUCURONOXYLAN-XYLANOHYDROLASE (XYN30A ) FROM     
REMARK 900 CLOSTRIDIUM THERMOCELLUM AT 1.77 A RESOLUTION                        
REMARK 900 RELATED ID: 4UQA   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF GLUCURONOXYLAN-XYLANOHYDROLASE (XYN30A ) FROM     
REMARK 900 CLOSTRIDIUM THERMOCELLUM                                             
REMARK 900 RELATED ID: 4UQB   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF GLUCURONOXYLAN-XYLANOHYDROLASE (XYN30A ) FROM     
REMARK 900 CLOSTRIDIUM THERMOCELLUM AT 1.68 A RESOLUTION                        
REMARK 900 RELATED ID: 4UQD   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF GLUCURONOXYLAN-XYLANOHYDROLASE (XYN30A ) FROM     
REMARK 900 CLOSTRIDIUM THERMOCELLUM AT 1.25 A RESOLUTION                        
REMARK 900 RELATED ID: 4UQE   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF GLUCURONOXYLAN-XYLANOHYDROLASE (XYN30A ) FROM     
REMARK 900 CLOSTRIDIUM THERMOCELLUM AT 1.28 A RESOLUTION                        
DBREF  4UQC A    1   386  UNP    E6UTM3   E6UTM3_CLOTL    34    419             
SEQADV 4UQC MET A  -22  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC GLY A  -21  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC SER A  -20  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC SER A  -19  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC HIS A  -18  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC HIS A  -17  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC HIS A  -16  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC HIS A  -15  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC HIS A  -14  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC HIS A  -13  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC SER A  -12  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC SER A  -11  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC GLY A  -10  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC LEU A   -9  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC VAL A   -8  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC PRO A   -7  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC ARG A   -6  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC GLY A   -5  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC SER A   -4  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC HIS A   -3  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC MET A   -2  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC ALA A   -1  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC SER A    0  UNP  E6UTM3              EXPRESSION TAG                 
SEQADV 4UQC SER A   77  UNP  E6UTM3    PHE   110 ENGINEERED MUTATION            
SEQADV 4UQC CYS A  315  UNP  E6UTM3    TYR   348 ENGINEERED MUTATION            
SEQRES   1 A  409  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  409  LEU VAL PRO ARG GLY SER HIS MET ALA SER ALA THR ILE          
SEQRES   3 A  409  ASN LEU SER ALA GLU LYS GLN VAL ILE ARG GLY PHE GLY          
SEQRES   4 A  409  GLY MET ASN HIS PRO VAL TRP ILE SER ASP LEU THR PRO          
SEQRES   5 A  409  GLN GLN ARG ASP THR ALA PHE GLY ASN GLY GLU GLY GLN          
SEQRES   6 A  409  LEU GLY PHE THR ILE LEU ARG ILE HIS VAL ASP GLU ASN          
SEQRES   7 A  409  ARG ASN ASN TRP SER LYS GLU VAL ALA THR ALA ARG ARG          
SEQRES   8 A  409  ALA ILE GLU LEU GLY ALA ILE VAL SER ALA SER PRO TRP          
SEQRES   9 A  409  ASN PRO PRO SER ASN MET VAL GLU THR PHE THR ARG ASN          
SEQRES  10 A  409  GLY VAL PRO ASN GLN LYS ARG LEU ARG TYR ASP LYS TYR          
SEQRES  11 A  409  GLY ASP TYR VAL GLN HIS LEU ASN ASP PHE VAL ALA TYR          
SEQRES  12 A  409  MET LYS SER ASN GLY VAL ASP LEU TYR ALA ILE SER VAL          
SEQRES  13 A  409  GLN ASN GLU PRO ASP TYR ALA HIS GLU TRP THR TRP TRP          
SEQRES  14 A  409  THR PRO GLN GLU MET LEU ARG PHE MET ARG ASP TYR ALA          
SEQRES  15 A  409  GLY GLN ILE ASN CYS ARG VAL MET ALA PRO GLU SER PHE          
SEQRES  16 A  409  GLN TYR LEU LYS ASN MET SER ASP PRO ILE LEU ASN ASP          
SEQRES  17 A  409  PRO GLN ALA LEU ALA ASN LEU ASP ILE LEU GLY ALA HIS          
SEQRES  18 A  409  PHE TYR GLY THR THR VAL ASN ASN MET PRO TYR PRO LEU          
SEQRES  19 A  409  PHE GLU GLN LYS GLY ALA GLY LYS GLU LEU TRP MET THR          
SEQRES  20 A  409  GLU VAL TYR VAL PRO ASN SER ASP SER ASN SER ALA ASP          
SEQRES  21 A  409  ARG TRP PRO GLU ALA LEU GLU VAL ALA HIS ASN MET HIS          
SEQRES  22 A  409  ASN ALA LEU VAL GLU GLY ASN PHE GLN ALA TYR VAL TRP          
SEQRES  23 A  409  TRP TYR ILE ARG ARG SER TYR GLY PRO MET LYS GLU ASP          
SEQRES  24 A  409  GLY THR ILE SER LYS ARG GLY TYR MET MET ALA HIS TYR          
SEQRES  25 A  409  SER LYS PHE VAL ARG PRO GLY TYR VAL ARG VAL ASP ALA          
SEQRES  26 A  409  THR LYS ASN PRO THR TYR ASN VAL TYR LEU SER ALA CYS          
SEQRES  27 A  409  LYS ASN LYS LYS ASP ASN SER VAL VAL ALA VAL VAL ILE          
SEQRES  28 A  409  ASN LYS SER THR GLU ALA LYS THR ILE ASN ILE SER VAL          
SEQRES  29 A  409  PRO GLY THR SER ILE ARG LYS TRP GLU ARG TYR VAL THR          
SEQRES  30 A  409  THR GLY SER LYS ASN LEU ARG LYS GLU SER ASP ILE ASN          
SEQRES  31 A  409  ALA SER GLY THR THR PHE GLN VAL THR LEU GLU PRO GLN          
SEQRES  32 A  409  SER VAL THR THR PHE VAL                                      
HET    TAR  A1387      10                                                       
HET    TLA  A1388      10                                                       
HET    GLC  A1389      10                                                       
HETNAM     TAR D(-)-TARTARIC ACID                                               
HETNAM     TLA L(+)-TARTARIC ACID                                               
HETNAM     GLC ALPHA-D-GLUCOPYRANOSE                                            
FORMUL   2  TAR    C4 H6 O6                                                     
FORMUL   3  TLA    C4 H6 O6                                                     
FORMUL   4  GLC    C6 H12 O6                                                    
FORMUL   5  HOH   *582(H2 O)                                                    
HELIX    1   1 THR A   28  GLY A   37  1                                  10    
HELIX    2   2 ASN A   55  LYS A   61  5                                   7    
HELIX    3   3 GLU A   62  LEU A   72  1                                  11    
HELIX    4   4 PRO A   84  ASN A   86  5                                   3    
HELIX    5   5 LYS A  106  ASN A  124  1                                  19    
HELIX    6   6 THR A  147  TYR A  158  1                                  12    
HELIX    7   7 ALA A  159  ILE A  162  5                                   4    
HELIX    8   8 LEU A  175  ASN A  184  1                                  10    
HELIX    9   9 ASP A  185  LEU A  192  1                                   8    
HELIX   10  10 THR A  203  MET A  207  5                                   5    
HELIX   11  11 TYR A  209  GLY A  216  1                                   8    
HELIX   12  12 ALA A  242  GLU A  255  1                                  14    
HELIX   13  13 SER A  280  LYS A  291  1                                  12    
SHEET    1  AA 9 LYS A 358  ASN A 367  0                                        
SHEET    2  AA 9 LYS A 348  THR A 355 -1  O  TRP A 349   N  ILE A 366           
SHEET    3  AA 9 SER A 381  VAL A 386 -1  O  VAL A 382   N  THR A 354           
SHEET    4  AA 9 VAL A 323  ASN A 329 -1  O  ALA A 325   N  PHE A 385           
SHEET    5  AA 9 VAL A 310  LYS A 316 -1  O  TYR A 311   N  ILE A 328           
SHEET    6  AA 9 VAL A 298  ALA A 302 -1  O  VAL A 298   N  LYS A 316           
SHEET    7  AA 9 ALA A  -1  VAL A  11 -1  N  ASN A   4   O  ASP A 301           
SHEET    8  AA 9 LYS A 335  SER A 340  1  O  THR A 336   N  ALA A  -1           
SHEET    9  AA 9 THR A 372  LEU A 377 -1  O  PHE A 373   N  ILE A 339           
SHEET    1  AB 9 GLY A  14  MET A  18  0                                        
SHEET    2  AB 9 ALA A 260  TYR A 265  1  O  TYR A 261   N  GLY A  16           
SHEET    3  AB 9 GLU A 220  GLU A 225  1  O  MET A 223   N  VAL A 262           
SHEET    4  AB 9 ILE A 194  HIS A 198  1  O  LEU A 195   N  TRP A 222           
SHEET    5  AB 9 ARG A 165  SER A 171  1  O  ALA A 168   N  GLY A 196           
SHEET    6  AB 9 ALA A 130  SER A 132  1  O  ILE A 131   N  MET A 167           
SHEET    7  AB 9 ILE A  75  PRO A  80  1  O  ALA A  78   N  SER A 132           
SHEET    8  AB 9 ILE A  47  VAL A  52  1  O  LEU A  48   N  SER A  77           
SHEET    9  AB 9 GLY A  14  MET A  18  1  O  GLY A  17   N  ARG A  49           
SHEET    1  AC 2 VAL A  88  ARG A  93  0                                        
SHEET    2  AC 2 VAL A  96  LEU A 102 -1  O  VAL A  96   N  ARG A  93           
CISPEP   1 ALA A  168    PRO A  169          0        -8.30                     
CISPEP   2 VAL A  228    PRO A  229          0        -7.32                     
CISPEP   3 TRP A  239    PRO A  240          0         9.68                     
CRYST1   50.390   50.440   58.190 111.90 110.80  97.67 P 1           1          
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      0.019845  0.002673  0.009820        0.00000                         
SCALE2      0.000000  0.020005  0.010186        0.00000                         
SCALE3      0.000000  0.000000  0.020629        0.00000                         
MASTER      386    0    3   13   20    0    0    6    0    0    0   32          
END