PDB Short entry for 1GXN
HEADER    LYASE                                   08-APR-02   1GXN              
TITLE     FAMILY 10 POLYSACCHARIDE LYASE FROM CELLVIBRIO CELLULOSA              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PECTATE LYASE;                                             
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: CATALYTIC MODULE RESIDUES 327-649;                         
COMPND   5 SYNONYM: POLYGALACTURONIC ACID LYASE;                                
COMPND   6 EC: 4.2.2.2;                                                         
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CELLVIBRIO CELLULOSA;                           
SOURCE   3 ORGANISM_TAXID: 155077;                                              
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: B834;                                      
SOURCE   7 EXPRESSION_SYSTEM_VARIANT: DE3;                                      
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PET28A                                    
KEYWDS    LYASE, PECTATE, ELIMINATION                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.J.CHARNOCK,I.E.BROWN,J.P.TURKENBURG,G.W.BLACK,G.J.DAVIES            
REVDAT   3   29-MAY-19 1GXN    1       REMARK                                   
REVDAT   2   24-FEB-09 1GXN    1       VERSN                                    
REVDAT   1   04-OCT-02 1GXN    0                                                
JRNL        AUTH   S.J.CHARNOCK,I.E.BROWN,J.P.TURKENBURG,G.W.BLACK,G.J.DAVIES   
JRNL        TITL   CONVERGENT EVOLUTION SHEDS LIGHT ON THE                      
JRNL        TITL 2 ANTI-BETA-ELIMINATION MECHANISM COMMON TO FAMILY 1 AND 10    
JRNL        TITL 3 POLYSACCHARIDE LYASES                                        
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V.  99 12067 2002              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   12221284                                                     
JRNL        DOI    10.1073/PNAS.182431199                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.1.08                                        
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) : 1.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 53.45                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 42920                          
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) : 0.131                           
REMARK   3   R VALUE            (WORKING SET) : 0.129                           
REMARK   3   FREE R VALUE                     : 0.157                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2286                            
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) : 1.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.54                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3116                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1360                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 150                          
REMARK   3   BIN FREE R VALUE                    : 0.2020                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2527                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 422                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 9.54                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : -0.20000                                             
REMARK   3    B33 (A**2) : 0.21000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.085         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.063         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.037         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.959         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.975                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.968                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2616 ; 0.010 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  2235 ; 0.003 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3543 ; 1.226 ; 1.922       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  5208 ; 1.926 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   322 ; 5.414 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   132 ;35.491 ;23.864       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   417 ;13.670 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    18 ;11.792 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   365 ; 0.074 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2991 ; 0.005 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   583 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   535 ; 0.221 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  2542 ; 0.278 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1282 ; 0.149 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   217 ; 0.158 ; 0.200       
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):    10 ; 0.447 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    60 ; 0.240 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    43 ; 0.252 ; 0.200       
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):  1593 ; 0.720 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2544 ; 1.208 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1023 ; 1.796 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   999 ; 2.727 ; 4.500       
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):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
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 : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 1GXN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 08-APR-02.                  
REMARK 100 THE DEPOSITION ID IS D_1290009442.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-MAR-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 5.20                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SRS                                
REMARK 200  BEAMLINE                       : PX9.6                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.87                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC CCD                           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 45240                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.1                               
REMARK 200  DATA REDUNDANCY                : 4.200                              
REMARK 200  R MERGE                    (I) : 0.06200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 21.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.53                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.10                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.31100                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER                        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 33.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.80                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS OF PEL10ACM WERE GROWN BY       
REMARK 280  VAPOUR-PHASEDIFFUSION USING THE HANGING-DROP METHOD WITH            
REMARK 280  SCREENING AS DESCRIBED BY BRZOZOWSKI & WALTON (2001 [[BRZOZOWSKI,   
REMARK 280  A.M. & WALTON, J.(2001). J. APPL. CRYST. 34, 97-101.]] ). THE       
REMARK 280  PROTEIN CONCENTRATION WAS 30 MG ML-1 IN NA MES BUFFER PH 5.2        
REMARK 280  CONTAINING KSCN AT A CONCENTRATION OF 200 MM. THE PRECIPITANT       
REMARK 280  WAS 20%(W/V) MONOMETHYL POLYETHYLENEGLYCOL 2000. THESE              
REMARK 280  CONDITIONS FOR THE NATIVE P21 CRYSTALS WERE MODIFIED BY ADDING      
REMARK 280  25MM CACL2, WHICH RESULTED IN CRYSTALS BELONGING TO SPACE GROUP     
REMARK 280  P21212, PH 5.20, VAPOR DIFFUSION, HANGING DROP                      
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       53.12900            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       27.56850            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       53.12900            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       27.56850            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PQS                                                   
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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A2231  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A2243  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A   318                                                      
REMARK 465     LEU A   319                                                      
REMARK 465     VAL A   320                                                      
REMARK 465     PRO A   321                                                      
REMARK 465     ARG A   322                                                      
REMARK 465     GLY A   323                                                      
REMARK 465     SER A   324                                                      
REMARK 465     HIS A   325                                                      
REMARK 465     MET A   326                                                      
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  2089     O    HOH A  2165              2.10            
REMARK 500   O    HOH A  2369     O    HOH A  2388              2.15            
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  2334     O    HOH A  2334     2565     1.69            
REMARK 500   OXT  LEU A   649     OXT  LEU A   649     2565     1.81            
REMARK 500   O    HOH A  2337     O    HOH A  2337     2565     2.08            
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    ASP A 334   CB  -  CG  -  OD2 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    ASP A 478   CB  -  CG  -  OD2 ANGL. DEV. =   5.8 DEGREES          
REMARK 500    ASP A 617   CB  -  CG  -  OD2 ANGL. DEV. =   6.0 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    THR A 393      -56.72     70.79                                   
REMARK 500    PRO A 438      152.23    -49.38                                   
REMARK 500    THR A 507     -111.03   -124.17                                   
REMARK 500    VAL A 508     -146.98   -136.90                                   
REMARK 500    ALA A 523     -109.40   -120.95                                   
REMARK 500    ASN A 583      106.97   -168.94                                   
REMARK 500    ASN A 634       33.97    -90.87                                   
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 A2258        DISTANCE =  6.59 ANGSTROMS                       
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1GXM   RELATED DB: PDB                                   
REMARK 900 FAMILY 10 POLYSACCHARIDE LYASE FROM PSEUDEMONAS CELLULOSA            
REMARK 900 RELATED ID: 1GXO   RELATED DB: PDB                                   
REMARK 900 MUTANT D189A OF FAMILY 10 POLYSACCHARIDE LYASE FROM PSEUDEMONAS      
REMARK 900 CELLULOSA IN COMPLEX WITH TRIGALATURONIC ACID                        
DBREF  1GXN A  318   326  PDB    1GXN     1GXN           318    326             
DBREF  1GXN A  327   649  UNP    Q9F7L3   Q9F7L3         327    649             
SEQADV 1GXN ASN A  479  UNP  Q9F7L3    SER   479 CONFLICT                       
SEQADV 1GXN GLN A  554  UNP  Q9F7L3    ARG   554 CONFLICT                       
SEQRES   1 A  332  GLY LEU VAL PRO ARG GLY SER HIS MET THR GLY ARG MET          
SEQRES   2 A  332  LEU THR LEU ASP GLY ASN PRO ALA ALA ASN TRP LEU ASN          
SEQRES   3 A  332  ASN ALA ARG THR LYS TRP SER ALA SER ARG ALA ASP VAL          
SEQRES   4 A  332  VAL LEU SER TYR GLN GLN ASN ASN GLY GLY TRP PRO LYS          
SEQRES   5 A  332  ASN LEU ASP TYR ASN SER VAL GLY ASN GLY GLY GLY GLY          
SEQRES   6 A  332  ASN GLU SER GLY THR ILE ASP ASN GLY ALA THR ILE THR          
SEQRES   7 A  332  GLU MET VAL PHE LEU ALA GLU VAL TYR LYS SER GLY GLY          
SEQRES   8 A  332  ASN THR LYS TYR ARG ASP ALA VAL ARG LYS ALA ALA ASN          
SEQRES   9 A  332  PHE LEU VAL ASN SER GLN TYR SER THR GLY ALA LEU PRO          
SEQRES  10 A  332  GLN PHE TYR PRO LEU LYS GLY GLY TYR SER ASP HIS ALA          
SEQRES  11 A  332  THR PHE ASN ASP ASN GLY MET ALA TYR ALA LEU THR VAL          
SEQRES  12 A  332  LEU ASP PHE ALA ALA ASN LYS ARG ALA PRO PHE ASP THR          
SEQRES  13 A  332  ASP VAL PHE SER ASP ASN ASP ARG THR ARG PHE LYS THR          
SEQRES  14 A  332  ALA VAL THR LYS GLY THR ASP TYR ILE LEU LYS ALA GLN          
SEQRES  15 A  332  TRP LYS GLN ASN GLY VAL LEU THR VAL TRP CYS ALA GLN          
SEQRES  16 A  332  HIS GLY ALA LEU ASP TYR GLN PRO LYS LYS ALA ARG ALA          
SEQRES  17 A  332  TYR GLU LEU GLU SER LEU SER GLY SER GLU SER VAL GLY          
SEQRES  18 A  332  VAL LEU ALA PHE LEU MET THR GLN PRO GLN THR ALA GLU          
SEQRES  19 A  332  ILE GLU GLN ALA VAL ARG ALA GLY VAL ALA TRP PHE ASN          
SEQRES  20 A  332  SER PRO ARG THR TYR LEU GLU GLY TYR THR TYR ASP SER          
SEQRES  21 A  332  SER LEU ALA ALA THR ASN PRO ILE VAL PRO ARG ALA GLY          
SEQRES  22 A  332  SER LYS MET TRP TYR ARG PHE TYR ASP LEU ASN THR ASN          
SEQRES  23 A  332  ARG GLY PHE PHE SER ASP ARG ASP GLY SER LYS PHE TYR          
SEQRES  24 A  332  ASP ILE THR GLN MET SER LEU GLU ARG ARG THR GLY TYR          
SEQRES  25 A  332  SER TRP GLY GLY ASN TYR GLY THR SER ILE ILE ASN PHE          
SEQRES  26 A  332  ALA GLN LYS VAL GLY TYR LEU                                  
FORMUL   2  HOH   *422(H2 O)                                                    
HELIX    1   1 ASN A  336  ARG A  346  1                                  11    
HELIX    2   2 SER A  350  SER A  352  5                                   3    
HELIX    3   3 ARG A  353  TYR A  360  1                                   8    
HELIX    4   4 ASP A  389  ALA A  392  5                                   4    
HELIX    5   5 THR A  393  GLY A  408  1                                  16    
HELIX    6   6 ASN A  409  GLN A  427  1                                  19    
HELIX    7   7 GLY A  441  HIS A  446  5                                   6    
HELIX    8   8 ASN A  452  ASN A  466  1                                  15    
HELIX    9   9 SER A  477  GLN A  499  1                                  23    
HELIX   10  10 GLU A  535  GLN A  546  1                                  12    
HELIX   11  11 THR A  549  ASN A  564  1                                  16    
HELIX   12  12 SER A  577  ALA A  580  5                                   4    
HELIX   13  13 ASP A  617  MET A  621  5                                   5    
HELIX   14  14 SER A  622  TYR A  629  1                                   8    
HELIX   15  15 TYR A  635  GLY A  647  1                                  13    
SHEET    1  AA 2 GLY A 386  THR A 387  0                                        
SHEET    2  AA 2 PHE A 436  TYR A 437 -1  O  TYR A 437   N  GLY A 386           
SHEET    1  AB 2 ALA A 447  THR A 448  0                                        
SHEET    2  AB 2 GLN A 512  HIS A 513 -1  O  HIS A 513   N  ALA A 447           
SHEET    1  AC 2 LYS A 501  GLN A 502  0                                        
SHEET    2  AC 2 VAL A 505  LEU A 506 -1  O  VAL A 505   N  GLN A 502           
SHEET    1  AD 2 LEU A 531  SER A 532  0                                        
SHEET    2  AD 2 PHE A 597  TYR A 598 -1  O  TYR A 598   N  LEU A 531           
SHEET    1  AE 3 LEU A 570  TYR A 575  0                                        
SHEET    2  AE 3 ILE A 585  TYR A 595 -1  O  VAL A 586   N  THR A 574           
SHEET    3  AE 3 GLY A 632  GLY A 633 -1  O  GLY A 633   N  TRP A 594           
CISPEP   1 TYR A  437    PRO A  438          0        -8.61                     
CISPEP   2 ALA A  469    PRO A  470          0         6.08                     
CRYST1  106.258   55.137   47.574  90.00  90.00  90.00 P 21 21 2     4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.009411  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.018137  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.021020        0.00000