HEADER    HYDROLASE                               10-JAN-13   4IPM              
TITLE     CRYSTAL STRUCTURE OF A GH7 FAMILY CELLOBIOHYDROLASE FROM LIMNORIA     
TITLE    2 QUADRIPUNCTATA IN COMPLEX WITH THIOCELLOBIOSE                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GH7 FAMILY PROTEIN;                                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: UNP RESIDUES 19-448;                                       
COMPND   5 EC: 3.2.1.91;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: LIMNORIA QUADRIPUNCTATA;                        
SOURCE   3 ORGANISM_TAXID: 161573;                                              
SOURCE   4 GENE: GH7B;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ASPERGILLUS ORYZAE;                               
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 5062                                        
KEYWDS    THIOCELLOBIOSE, CELLOBIOHYDROLASE, HYDROLASE                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.E.MCGEEHAN,R.N.A.MARTIN,S.D.STREETER,S.M.CRAGG,M.J.GUILLE,          
AUTHOR   2 K.M.SCHNORR,M.KERN,N.C.BRUCE,S.J.MCQUEEN-MASON                       
REVDAT   6   16-OCT-24 4IPM    1       REMARK                                   
REVDAT   5   08-NOV-23 4IPM    1       HETSYN                                   
REVDAT   4   29-JUL-20 4IPM    1       COMPND REMARK HET    HETNAM              
REVDAT   4 2                   1       FORMUL LINK   SITE   ATOM                
REVDAT   3   25-DEC-19 4IPM    1       SEQADV SEQRES LINK                       
REVDAT   2   03-SEP-14 4IPM    1       JRNL                                     
REVDAT   1   12-JUN-13 4IPM    0                                                
JRNL        AUTH   M.KERN,J.E.MCGEEHAN,S.D.STREETER,R.N.MARTIN,K.BESSER,        
JRNL        AUTH 2 L.ELIAS,W.EBORALL,G.P.MALYON,C.M.PAYNE,M.E.HIMMEL,K.SCHNORR, 
JRNL        AUTH 3 G.T.BECKHAM,S.M.CRAGG,N.C.BRUCE,S.J.MCQUEEN-MASON            
JRNL        TITL   STRUCTURAL CHARACTERIZATION OF A UNIQUE MARINE ANIMAL FAMILY 
JRNL        TITL 2 7 CELLOBIOHYDROLASE SUGGESTS A MECHANISM OF CELLULASE SALT   
JRNL        TITL 3 TOLERANCE.                                                   
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V. 110 10189 2013              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   23733951                                                     
JRNL        DOI    10.1073/PNAS.1301502110                                      
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   A.J.KING,S.M.CRAGG,Y.LI,J.DYMOND,M.J.GUILLE,D.J.BOWLES,      
REMARK   1  AUTH 2 N.C.BRUCE,I.A.GRAHAM,S.J.MCQUEEN-MASON                       
REMARK   1  TITL   MOLECULAR INSIGHT INTO LIGNOCELLULOSE DIGESTION BY A MARINE  
REMARK   1  TITL 2 ISOPOD IN THE ABSENCE OF GUT MICROBES.                       
REMARK   1  REF    PROC.NATL.ACAD.SCI.USA        V. 107  5345 2010              
REMARK   1  REFN                   ISSN 0027-8424                               
REMARK   1  PMID   20212162                                                     
REMARK   1  DOI    10.1073/PNAS.0914228107                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.14 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.14                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 23.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 140221                         
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) : 0.123                           
REMARK   3   R VALUE            (WORKING SET) : 0.122                           
REMARK   3   FREE R VALUE                     : 0.155                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 7047                            
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) : 1.14                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.17                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 7484                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 74.07                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2970                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 408                          
REMARK   3   BIN FREE R VALUE                    : 0.3150                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3258                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 28                                      
REMARK   3   SOLVENT ATOMS            : 687                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 12.73                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.02000                                              
REMARK   3    B22 (A**2) : -0.02000                                             
REMARK   3    B33 (A**2) : 0.01000                                              
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): 0.029         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.032         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.020         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.996         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.983                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.975                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3425 ; 0.022 ; 0.020       
REMARK   3   BOND LENGTHS OTHERS               (A):  2900 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4685 ; 2.025 ; 1.941       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  6727 ; 0.958 ; 3.005       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   449 ; 6.595 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   170 ;32.308 ;25.882       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   500 ;12.036 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     9 ;22.078 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   500 ; 0.138 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  4069 ; 0.012 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   774 ; 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):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
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):  6324 ; 6.196 ; 3.000       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):   132 ;59.449 ; 5.000       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  6788 ;16.264 ; 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   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN USED IF PRESENT IN    
REMARK   3  THE INPUT U VALUES: REFINED INDIVIDUALLY                            
REMARK   4                                                                      
REMARK   4 4IPM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 29-JAN-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000077049.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 31-OCT-12                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I04                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9795                             
REMARK 200  MONOCHROMATOR                  : SI (111) DOUBLE CRYSTAL            
REMARK 200                                   MONOCHROMATOR                      
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS 0.1.26                     
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 140362                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.140                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 63.559                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.4                               
REMARK 200  DATA REDUNDANCY                : 3.700                              
REMARK 200  R MERGE                    (I) : 0.08400                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.4000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.14                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.16                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 72.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.63600                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.300                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER 2.5.1                                          
REMARK 200 STARTING MODEL: 4GWA                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.53                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.14                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM SODIUM ACETATE PH 4.5, 500MM       
REMARK 280  CACL2, 15% (W/V) PEG 6000, VAPOR DIFFUSION, HANGING DROP,           
REMARK 280  TEMPERATURE 289K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 2 21 21                        
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,Y+1/2,-Z+1/2                                         
REMARK 290       4555   -X,-Y+1/2,Z+1/2                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       39.89000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       52.58000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       39.89000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       52.58000            
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, 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 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   HO4  BGC B     2     O    HOH A  1203              1.26            
REMARK 500  HH12  ARG A   417     H61  SGC B     1              1.34            
REMARK 500   O    HOH A  1181     O    HOH A  1211              1.54            
REMARK 500  HD21  ASN A   162     OE2  GLU A   238              1.54            
REMARK 500  HD22  ASN A    71     O    HOH A  1139              1.59            
REMARK 500   OD1  ASN A    66     O    HOH A  1286              1.68            
REMARK 500   O    HOH A   782     O    HOH A  1287              1.76            
REMARK 500   O    HOH A   718     O    HOH A  1272              1.80            
REMARK 500   O    HOH A  1029     O    HOH A  1138              1.95            
REMARK 500   O    HOH A   852     O    HOH A  1170              2.00            
REMARK 500   OE1  GLU A   238     OXT  ACT A   503              2.02            
REMARK 500   O    HOH A   699     O    HOH A  1262              2.03            
REMARK 500   O    HOH A   767     O    HOH A  1082              2.03            
REMARK 500   O    HOH A  1002     O    HOH A  1286              2.05            
REMARK 500   O    HOH A   939     O    HOH A  1199              2.05            
REMARK 500   O    HOH A   843     O    HOH A  1254              2.07            
REMARK 500   O    HOH A   962     O    HOH A  1059              2.07            
REMARK 500   O4   BGC B     2     O    HOH A  1203              2.08            
REMARK 500   O    HOH A  1210     O    HOH A  1212              2.13            
REMARK 500   O    HOH A   990     O    HOH A  1134              2.13            
REMARK 500   O    HOH A  1199     O    HOH A  1213              2.14            
REMARK 500   O    HOH A   840     O    HOH A   951              2.15            
REMARK 500   O    HOH A  1180     O    HOH A  1195              2.15            
REMARK 500   O    HOH A   835     O    HOH A  1099              2.16            
REMARK 500   O    GLY A   363     O    HOH A   921              2.16            
REMARK 500   OD1  ASP A   429     O    HOH A  1285              2.18            
REMARK 500   O    HOH A   844     O    HOH A   974              2.19            
REMARK 500   O    HOH A   932     O    HOH A  1240              2.19            
REMARK 500   O    HOH A   979     O    HOH A   992              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   HG1  THR A    27    HE22  GLN A   334     4455     1.34            
REMARK 500   O    HOH A   684     O    HOH A   901     4454     2.02            
REMARK 500   O    HOH A   684     O    HOH A   973     4454     2.10            
REMARK 500   O    HOH A  1226     O    HOH A  1254     2565     2.13            
REMARK 500   O    HOH A  1231     O    HOH A  1253     4555     2.17            
REMARK 500   O    HOH A  1223     O    HOH A  1263     2555     2.19            
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    GLU A  28   CD    GLU A  28   OE2    -0.087                       
REMARK 500    GLU A  62   CB    GLU A  62   CG     -0.145                       
REMARK 500    GLU A 120   CD    GLU A 120   OE2     0.076                       
REMARK 500    ARG A 323   CZ    ARG A 323   NH2     0.083                       
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  74   CB  -  CG  -  OD1 ANGL. DEV. =   7.8 DEGREES          
REMARK 500    ASP A  94   CB  -  CG  -  OD2 ANGL. DEV. =  -5.5 DEGREES          
REMARK 500    LYS A 110   CD  -  CE  -  NZ  ANGL. DEV. =  14.3 DEGREES          
REMARK 500    ARG A 128   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500    ASP A 135   CB  -  CG  -  OD1 ANGL. DEV. =   5.6 DEGREES          
REMARK 500    ASP A 136   CB  -  CG  -  OD1 ANGL. DEV. =   6.7 DEGREES          
REMARK 500    ASP A 136   CB  -  CG  -  OD2 ANGL. DEV. = -10.9 DEGREES          
REMARK 500    ARG A 287   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ASP A 426   CB  -  CG  -  OD1 ANGL. DEV. =   6.3 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    ALA A  47     -155.67   -120.10                                   
REMARK 500    PHE A 115      -88.14    -94.19                                   
REMARK 500    ASN A 209       49.39    -91.20                                   
REMARK 500    ALA A 404     -128.00   -131.24                                   
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                              CA A 502  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A 712   O                                                      
REMARK 620 2 HOH A 764   O   139.1                                              
REMARK 620 3 HOH A1187   O   149.4  68.8                                        
REMARK 620 4 HOH A1283   O    68.5  73.6 141.8                                  
REMARK 620 N                    1     2     3                                   
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4GWA   RELATED DB: PDB                                   
REMARK 900 FREE PROTEIN CRYSTAL STRUCTURE                                       
REMARK 900 RELATED ID: 4HAP   RELATED DB: PDB                                   
REMARK 900 PROTEIN BOUND TO CELLOBIOSE                                          
REMARK 900 RELATED ID: 4HAQ   RELATED DB: PDB                                   
REMARK 900 PROTEIN BOUND TO CELLOBIOSE AND CELLOTRIOSE                          
DBREF  4IPM A   24   453  UNP    D4HRL0   D4HRL0_9CRUS    19    448             
SEQADV 4IPM PCA A   23  UNP  D4HRL0              EXPRESSION TAG                 
SEQRES   1 A  431  PCA GLN ALA GLY THR GLU THR GLU GLU TYR HIS LEU PRO          
SEQRES   2 A  431  LEU THR TRP GLU ARG ASP GLY SER SER VAL SER ALA SER          
SEQRES   3 A  431  VAL VAL ILE ASP SER ASN TRP ARG TRP THR HIS SER THR          
SEQRES   4 A  431  GLU ASP THR THR ASN CYS TYR ASP GLY ASN GLU TRP ASP          
SEQRES   5 A  431  SER THR LEU CYS PRO ASP ALA ASP THR CYS THR GLU ASN          
SEQRES   6 A  431  CYS ALA ILE ASP GLY VAL ASP GLN GLY THR TRP GLY ASP          
SEQRES   7 A  431  THR TYR GLY ILE THR ALA SER GLY SER LYS LEU THR LEU          
SEQRES   8 A  431  SER PHE VAL THR GLU GLY GLU TYR SER THR ASP ILE GLY          
SEQRES   9 A  431  SER ARG VAL PHE LEU MET ALA ASP ASP ASP ASN TYR GLU          
SEQRES  10 A  431  ILE PHE ASN LEU LEU ASP LYS GLU PHE SER PHE ASP VAL          
SEQRES  11 A  431  ASP ALA SER ASN LEU PRO CYS GLY LEU ASN GLY ALA LEU          
SEQRES  12 A  431  TYR PHE VAL SER MET ASP GLU ASP GLY GLY THR SER LYS          
SEQRES  13 A  431  TYR SER THR ASN THR ALA GLY ALA LYS TYR GLY THR GLY          
SEQRES  14 A  431  TYR CYS ASP ALA GLN CYS PRO HIS ASP MET LYS PHE ILE          
SEQRES  15 A  431  ALA GLY LYS ALA ASN SER ASP GLY TRP THR PRO SER ASP          
SEQRES  16 A  431  ASN ASP GLN ASN ALA GLY THR GLY GLU MET GLY ALA CYS          
SEQRES  17 A  431  CYS HIS GLU MET ASP ILE TRP GLU ALA ASN SER GLN ALA          
SEQRES  18 A  431  GLN SER TYR THR ALA HIS VAL CYS SER VAL ASP GLY TYR          
SEQRES  19 A  431  THR PRO CYS THR GLY THR ASP CYS GLY ASP ASN GLY ASP          
SEQRES  20 A  431  ASP ARG TYR LYS GLY VAL CYS ASP LYS ASP GLY CYS ASP          
SEQRES  21 A  431  TYR ALA ALA TYR ARG LEU GLY GLN HIS ASP PHE TYR GLY          
SEQRES  22 A  431  GLU GLY GLY THR VAL ASP SER GLY SER THR LEU THR VAL          
SEQRES  23 A  431  ILE THR GLN PHE ILE THR GLY GLY GLY GLY LEU ASN GLU          
SEQRES  24 A  431  ILE ARG ARG ILE TYR GLN GLN GLY GLY GLN THR ILE GLN          
SEQRES  25 A  431  ASN ALA ALA VAL ASN PHE PRO GLY ASP VAL ASP PRO TYR          
SEQRES  26 A  431  ASP SER ILE THR GLU ASP PHE CYS VAL ASP ILE LYS ARG          
SEQRES  27 A  431  TYR PHE GLY ASP THR ASN ASP PHE ASP ALA LYS GLY GLY          
SEQRES  28 A  431  MET SER GLY MET SER ASN ALA LEU LYS LYS GLY MET VAL          
SEQRES  29 A  431  LEU VAL MET SER LEU TRP ASP ASP HIS TYR ALA ASN MET          
SEQRES  30 A  431  LEU TRP LEU ASP ALA THR TYR PRO VAL ASP SER THR GLU          
SEQRES  31 A  431  PRO GLY ALA LEU ARG GLY PRO CYS SER THR ASP SER GLY          
SEQRES  32 A  431  ASP PRO ALA ASP VAL GLU ALA ASN PHE PRO GLY SER THR          
SEQRES  33 A  431  VAL THR PHE SER ASN ILE LYS ILE GLY PRO ILE GLN SER          
SEQRES  34 A  431  TYR ASP                                                      
MODRES 4IPM PCA A   23  GLN  PYROGLUTAMIC ACID                                  
HET    PCA  A  23      13                                                       
HET    SGC  B   1      23                                                       
HET    BGC  B   2      22                                                       
HET     CA  A 502       1                                                       
HET    ACT  A 503       7                                                       
HETNAM     PCA PYROGLUTAMIC ACID                                                
HETNAM     SGC 4-THIO-BETA-D-GLUCOPYRANOSE                                      
HETNAM     BGC BETA-D-GLUCOPYRANOSE                                             
HETNAM      CA CALCIUM ION                                                      
HETNAM     ACT ACETATE ION                                                      
HETSYN     SGC 4-DEOXY-4-THIO-BETA-D-GLUCOPYRANOSE; 4-THIO-BETA-D-              
HETSYN   2 SGC  GLUCOSE; 4-THIO-D-GLUCOSE; 4-THIO-GLUCOSE                       
HETSYN     BGC BETA-D-GLUCOSE; D-GLUCOSE; GLUCOSE                               
FORMUL   1  PCA    C5 H7 N O3                                                   
FORMUL   2  SGC    C6 H12 O5 S                                                  
FORMUL   2  BGC    C6 H12 O6                                                    
FORMUL   3   CA    CA 2+                                                        
FORMUL   4  ACT    C2 H3 O2 1-                                                  
FORMUL   5  HOH   *687(H2 O)                                                    
HELIX    1   1 SER A   53  ARG A   56  5                                   4    
HELIX    2   2 ASP A   80  ASN A   87  1                                   8    
HELIX    3   3 ASP A   94  THR A  101  1                                   8    
HELIX    4   4 GLY A  185  GLY A  189  5                                   5    
HELIX    5   5 THR A  260  GLY A  265  5                                   6    
HELIX    6   6 THR A  351  GLY A  363  1                                  13    
HELIX    7   7 ASN A  366  LYS A  371  1                                   6    
HELIX    8   8 GLY A  372  GLY A  384  1                                  13    
HELIX    9   9 MET A  399  ALA A  404  1                                   6    
HELIX   10  10 ASP A  426  PHE A  434  1                                   9    
SHEET    1   A 3 GLN A  24  ALA A  25  0                                        
SHEET    2   A 3 CYS A  88  ILE A  90  1  O  ILE A  90   N  GLN A  24           
SHEET    3   A 3 THR A  58  SER A  60 -1  N  HIS A  59   O  ALA A  89           
SHEET    1   B11 THR A 105  SER A 107  0                                        
SHEET    2   B11 LYS A 110  SER A 114 -1  O  THR A 112   N  THR A 105           
SHEET    3   B11 THR A 438  PRO A 448 -1  O  PHE A 441   N  LEU A 111           
SHEET    4   B11 LEU A  34  ARG A  40  1  N  GLU A  39   O  ILE A 444           
SHEET    5   B11 SER A  43  ILE A  51 -1  O  VAL A  45   N  TRP A  38           
SHEET    6   B11 SER A 127  ASP A 134 -1  O  MET A 132   N  SER A  48           
SHEET    7   B11 VAL A 386  TRP A 392 -1  O  MET A 389   N  VAL A 129           
SHEET    8   B11 ASN A 162  VAL A 168 -1  N  TYR A 166   O  VAL A 388           
SHEET    9   B11 GLU A 233  ALA A 239 -1  O  MET A 234   N  PHE A 167           
SHEET   10   B11 GLN A 244  HIS A 249 -1  O  THR A 247   N  ASP A 235           
SHEET   11   B11 CYS A 281  TYR A 283 -1  O  TYR A 283   N  TYR A 246           
SHEET    1   C 9 ASN A 137  TYR A 138  0                                        
SHEET    2   C 9 SER A 127  ASP A 134 -1  N  ALA A 133   O  ASN A 137           
SHEET    3   C 9 SER A  43  ILE A  51 -1  N  SER A  48   O  MET A 132           
SHEET    4   C 9 LEU A  34  ARG A  40 -1  N  TRP A  38   O  VAL A  45           
SHEET    5   C 9 THR A 438  PRO A 448  1  O  ILE A 444   N  GLU A  39           
SHEET    6   C 9 LYS A 146  ASP A 153 -1  N  GLU A 147   O  GLY A 447           
SHEET    7   C 9 LEU A 306  GLY A 315 -1  O  VAL A 308   N  PHE A 150           
SHEET    8   C 9 GLY A 318  GLN A 328 -1  O  GLN A 327   N  THR A 307           
SHEET    9   C 9 GLN A 331  GLN A 334 -1  O  ILE A 333   N  TYR A 326           
SHEET    1   D 2 TYR A  68  ASP A  69  0                                        
SHEET    2   D 2 GLU A  72  TRP A  73 -1  O  GLU A  72   N  ASP A  69           
SHEET    1   E 2 VAL A 116  GLU A 118  0                                        
SHEET    2   E 2 THR A 123  ILE A 125 -1  O  ASP A 124   N  THR A 117           
SHEET    1   F 2 PHE A 203  ILE A 204  0                                        
SHEET    2   F 2 LYS A 207  ALA A 208 -1  O  LYS A 207   N  ILE A 204           
SHEET    1   G 2 THR A 214  PRO A 215  0                                        
SHEET    2   G 2 GLY A 223  THR A 224 -1  O  THR A 224   N  THR A 214           
SHEET    1   H 2 GLY A 228  CYS A 230  0                                        
SHEET    2   H 2 THR A 257  CYS A 259 -1  O  THR A 257   N  CYS A 230           
SHEET    1   I 2 TYR A 294  GLY A 295  0                                        
SHEET    2   I 2 VAL A 300  ASP A 301  1  O  VAL A 300   N  GLY A 295           
SSBOND   1 CYS A   67    CYS A   88                          1555   1555  2.05  
SSBOND   2 CYS A   78    CYS A   84                          1555   1555  2.08  
SSBOND   3 CYS A  159    CYS A  420                          1555   1555  2.10  
SSBOND   4 CYS A  193    CYS A  231                          1555   1555  2.06  
SSBOND   5 CYS A  197    CYS A  230                          1555   1555  2.06  
SSBOND   6 CYS A  251    CYS A  276                          1555   1555  2.05  
SSBOND   7 CYS A  259    CYS A  264                          1555   1555  2.05  
SSBOND   8 CYS A  281    CYS A  355                          1555   1555  2.03  
LINK         C   PCA A  23                 N   GLN A  24     1555   1555  1.34  
LINK         S4  SGC B   1                 C1  BGC B   2     1555   1555  1.76  
LINK        CA    CA A 502                 O   HOH A 712     1555   1555  2.36  
LINK        CA    CA A 502                 O   HOH A 764     1555   1555  2.43  
LINK        CA    CA A 502                 O   HOH A1187     1555   1555  2.39  
LINK        CA    CA A 502                 O   HOH A1283     1555   1555  2.62  
CISPEP   1 TYR A  406    PRO A  407          0        -6.79                     
CRYST1   47.490   79.780  105.160  90.00  90.00  90.00 P 2 21 21     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      0.021057  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012534  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009509        0.00000                         
HETATM    1  N   PCA A  23     -13.434  17.219   5.966  1.00  6.92           N  
ANISOU    1  N   PCA A  23      800   1024    803   -160    139   -161       N  
HETATM    2  CA  PCA A  23     -13.481  18.608   6.482  1.00  6.35           C  
ANISOU    2  CA  PCA A  23      595   1055    762    -55    -38    -10       C  
HETATM    3  CB  PCA A  23     -13.507  19.468   5.216  1.00  6.58           C  
ANISOU    3  CB  PCA A  23      853    965    680    -49    182     60       C  
HETATM    4  CG  PCA A  23     -14.005  18.519   4.109  1.00  6.63           C  
ANISOU    4  CG  PCA A  23      635   1174    708     91     91      0       C  
HETATM    5  CD  PCA A  23     -13.725  17.143   4.657  1.00  7.11           C  
ANISOU    5  CD  PCA A  23      538   1218    944    -29    -72   -172       C  
HETATM    6  OE  PCA A  23     -13.803  16.121   4.003  1.00  9.13           O  
ANISOU    6  OE  PCA A  23     1146   1380    941   -187    142   -514       O  
HETATM    7  C   PCA A  23     -14.755  18.915   7.262  1.00  6.58           C  
ANISOU    7  C   PCA A  23      818   1025    654   -106    174     27       C  
HETATM    8  O   PCA A  23     -15.871  18.459   6.924  1.00  7.00           O  
ANISOU    8  O   PCA A  23      703   1026    929   -175    200   -126       O  
HETATM    9  HA  PCA A  23     -12.581  18.823   7.068  1.00  6.25           H  
ANISOU    9  HA  PCA A  23      686   1013    674   -111    -35    -45       H  
HETATM   10  HB2 PCA A  23     -12.514  19.850   4.980  1.00  6.68           H  
ANISOU   10  HB2 PCA A  23      786   1034    717    -34     96     10       H  
HETATM   11  HB3 PCA A  23     -14.190  20.313   5.328  1.00  6.59           H  
ANISOU   11  HB3 PCA A  23      797    995    710    -43    101     30       H  
HETATM   12  HG2 PCA A  23     -13.458  18.686   3.178  1.00  6.54           H  
ANISOU   12  HG2 PCA A  23      653   1106    725     26     93     -8       H  
HETATM   13  HG3 PCA A  23     -15.073  18.658   3.933  1.00  6.61           H  
ANISOU   13  HG3 PCA A  23      673   1096    741     71      4    -11       H