HEADER    HYDROLASE                               21-FEB-09   3GC6              
TITLE     STRUCTURAL INSIGHTS INTO THE CATALYTIC MECHANISM OF CD38: EVIDENCE FOR
TITLE    2 A CONFORMATIONALLY FLEXIBLE COVALENT ENZYME-SUBSTRATE COMPLEX.       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ECTO-NAD+ GLYCOHYDROLASE (CD38 MOLECULE);                  
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 3.2.2.5;                                                         
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: BOVINE,COW,DOMESTIC CATTLE,DOMESTIC COW;            
SOURCE   4 ORGANISM_TAXID: 9913;                                                
SOURCE   5 GENE: CD38;                                                          
SOURCE   6 EXPRESSION_SYSTEM: PICHIA PASTORIS;                                  
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 4922                                        
KEYWDS    CD38, CYCLIC ADP RIBOSE, ECTO-ADP-RIBOSYL CYCLASE, GLYCOSIDASE,       
KEYWDS   2 HYDROLASE                                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    P.F.EGEA,H.MULLER-STEFFNER,R.M.STROUD,N.OPPENHEIMER,E.KELLENBERGER,   
AUTHOR   2 F.SCHUBER                                                            
REVDAT   7   06-NOV-24 3GC6    1       REMARK                                   
REVDAT   6   06-SEP-23 3GC6    1       REMARK                                   
REVDAT   5   20-OCT-21 3GC6    1       SEQADV HETSYN                            
REVDAT   4   29-JUL-20 3GC6    1       COMPND REMARK HETNAM LINK                
REVDAT   4 2                   1       SITE   ATOM                              
REVDAT   3   23-JAN-13 3GC6    1       JRNL                                     
REVDAT   2   02-MAY-12 3GC6    1       VERSN                                    
REVDAT   1   02-MAR-10 3GC6    0                                                
JRNL        AUTH   P.F.EGEA,H.MULLER-STEFFNER,I.KUHN,C.CAKIR-KIEFER,            
JRNL        AUTH 2 N.J.OPPENHEIMER,R.M.STROUD,E.KELLENBERGER,F.SCHUBER          
JRNL        TITL   INSIGHTS INTO THE MECHANISM OF BOVINE                        
JRNL        TITL 2 CD38/NAD+GLYCOHYDROLASE FROM THE X-RAY STRUCTURES OF ITS     
JRNL        TITL 3 MICHAELIS COMPLEX AND COVALENTLY-TRAPPED INTERMEDIATES.      
JRNL        REF    PLOS ONE                      V.   7 34918 2012              
JRNL        REFN                   ESSN 1932-6203                               
JRNL        PMID   22529956                                                     
JRNL        DOI    10.1371/JOURNAL.PONE.0034918                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.51 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.4.0067                                      
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) : 1.51                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 44.95                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 81.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 68851                          
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) : 0.189                           
REMARK   3   R VALUE            (WORKING SET) : 0.187                           
REMARK   3   FREE R VALUE                     : 0.210                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 7.700                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 5756                            
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) : 1.51                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.55                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1524                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 24.89                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3530                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 139                          
REMARK   3   BIN FREE R VALUE                    : 0.4550                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3814                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 81                                      
REMARK   3   SOLVENT ATOMS            : 488                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 21.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 22.54                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.11000                                             
REMARK   3    B22 (A**2) : 0.24000                                              
REMARK   3    B33 (A**2) : -0.13000                                             
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): 0.094         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.090         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.047         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.541         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.959                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.952                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4223 ; 0.011 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  5761 ; 1.265 ; 1.967       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   531 ; 5.049 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   197 ;27.916 ;22.741       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   731 ;13.050 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    46 ;15.941 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   615 ; 0.092 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3242 ; 0.006 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
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):  2536 ; 0.781 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  4124 ; 1.516 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1687 ; 2.463 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1631 ; 4.062 ; 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  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 2                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A    36        A   277                          
REMARK   3    RESIDUE RANGE :   A   501        A   502                          
REMARK   3    ORIGIN FOR THE GROUP (A):  11.1822   9.6666  30.1935              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0272 T22:  -0.0063                                     
REMARK   3      T33:  -0.0130 T12:   0.0055                                     
REMARK   3      T13:  -0.0040 T23:  -0.0040                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.2316 L22:   0.6870                                     
REMARK   3      L33:   0.1230 L12:   0.1378                                     
REMARK   3      L13:   0.0457 L23:  -0.1230                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0038 S12:  -0.0636 S13:   0.0159                       
REMARK   3      S21:  -0.0298 S22:   0.0070 S23:   0.0102                       
REMARK   3      S31:   0.0196 S32:   0.0090 S33:  -0.0108                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 2                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B    39        B   275                          
REMARK   3    RESIDUE RANGE :   B   501        B   502                          
REMARK   3    ORIGIN FOR THE GROUP (A):  22.3911  -1.9927   2.7018              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0235 T22:  -0.0046                                     
REMARK   3      T33:  -0.0398 T12:   0.0003                                     
REMARK   3      T13:  -0.0094 T23:  -0.0175                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.5035 L22:   0.5300                                     
REMARK   3      L33:   0.8357 L12:  -0.1620                                     
REMARK   3      L13:   0.3044 L23:  -0.4276                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0231 S12:   0.1113 S13:  -0.1039                       
REMARK   3      S21:   0.0063 S22:  -0.0018 S23:   0.0127                       
REMARK   3      S31:   0.0091 S32:   0.0228 S33:  -0.0213                       
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 ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3GC6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-MAR-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000051681.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 25-APR-07                          
REMARK 200  TEMPERATURE           (KELVIN) : 77                                 
REMARK 200  PH                             : 6.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 8.3.1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 74734                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.510                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 80.100                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 82.0                               
REMARK 200  DATA REDUNDANCY                : 3.300                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.03500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 16.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.51                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.61                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 33.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.30                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.31800                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: 1.11587                                        
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1YH3                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.58                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.54                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20-30% PEG 4000, 50-250MM AMMONIUM       
REMARK 280  SULFATE, 100 MM SODIUM CACODYLATE OR SODIUM ACETATE OR MES AT PH-   
REMARK 280  6.0-6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K, PH 6.0    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
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       23.51650            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       76.26800            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       40.08200            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       76.26800            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       23.51650            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       40.08200            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3170 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 23000 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -47.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, D                                  
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000      -47.03300            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D                            
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     TYR A    32                                                      
REMARK 465     LYS A    33                                                      
REMARK 465     TRP A    34                                                      
REMARK 465     HIS A    35                                                      
REMARK 465     SER A   278                                                      
REMARK 465     TYR B    32                                                      
REMARK 465     LYS B    33                                                      
REMARK 465     TRP B    34                                                      
REMARK 465     HIS B    35                                                      
REMARK 465     TYR B    36                                                      
REMARK 465     SER B    37                                                      
REMARK 465     GLY B    38                                                      
REMARK 465     GLN B   276                                                      
REMARK 465     ARG B   277                                                      
REMARK 465     SER B   278                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ARG A  71    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLN B 225    CG   CD   OE1  NE2                                  
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   OE1  GLU A   123     O    HOH A   410              1.93            
REMARK 500   O    HOH B   340     O    HOH B   484              1.93            
REMARK 500   OG1  THR B   236     O    HOH B   469              2.06            
REMARK 500   O    HOH B   390     O    HOH B   439              2.08            
REMARK 500   O    HOH A   464     O    HOH A   541              2.14            
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   344     O    HOH A   454     3655     1.95            
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    SER A  37       26.15   -140.09                                   
REMARK 500    ALA A 106       74.40   -160.80                                   
REMARK 500    THR A 174       54.81    -90.81                                   
REMARK 500    ASN A 194     -131.47     56.65                                   
REMARK 500    ASP B  50       32.41    -92.68                                   
REMARK 500    ALA B 106       73.07   -153.10                                   
REMARK 500    ASN B 194     -139.26     55.69                                   
REMARK 500    GLN B 225       -8.02     79.82                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  3GC6 A   32   278  UNP    Q9TTF5   Q9TTF5_BOVIN    31    277             
DBREF  3GC6 B   32   278  UNP    Q9TTF5   Q9TTF5_BOVIN    31    277             
SEQADV 3GC6 GLN A  218  UNP  Q9TTF5    GLU   217 ENGINEERED MUTATION            
SEQADV 3GC6 GLN B  218  UNP  Q9TTF5    GLU   217 ENGINEERED MUTATION            
SEQRES   1 A  247  TYR LYS TRP HIS TYR SER GLY LEU ASN ARG TRP HIS GLY          
SEQRES   2 A  247  ALA GLY SER THR ALA ASP PHE GLN LYS ILE ILE GLN GLU          
SEQRES   3 A  247  ARG CYS ASP THR TYR THR GLN THR ILE ARG PRO GLY SER          
SEQRES   4 A  247  ARG SER ARG ASN CYS GLN ALA ILE ARG GLN ALA PHE MET          
SEQRES   5 A  247  SER ALA PHE ILE SER LYS ASP PRO CYS LYS ALA THR LYS          
SEQRES   6 A  247  GLU ASP TYR ASN SER LEU ILE ASN LEU ALA PRO PRO THR          
SEQRES   7 A  247  VAL PRO CYS GLY GLN GLN VAL PHE TRP SER LYS THR LYS          
SEQRES   8 A  247  GLU LEU ALA HIS GLU TYR ALA LYS ARG ARG ARG LEU MET          
SEQRES   9 A  247  THR LEU GLU ASP THR LEU LEU GLY TYR LEU ALA ASP GLY          
SEQRES  10 A  247  LEU ARG TRP CYS GLY GLU PRO GLY SER SER ASP LEU ASN          
SEQRES  11 A  247  ILE TRP SER CYS PRO ASP TRP ARG LYS ASP CYS ARG THR          
SEQRES  12 A  247  ASN TYR LEU SER VAL PHE TRP GLU VAL LEU SER GLU ARG          
SEQRES  13 A  247  PHE ALA GLU SER ALA CYS ASN THR VAL ARG VAL VAL LEU          
SEQRES  14 A  247  ASN GLY SER LEU GLU ASN ALA PHE ASP SER MET SER ILE          
SEQRES  15 A  247  PHE GLY ARG VAL GLN ALA PRO ASN LEU ARG PRO GLN VAL          
SEQRES  16 A  247  GLU LEU GLU ALA TRP LEU VAL HIS ASP THR GLY LYS PRO          
SEQRES  17 A  247  PRO SER ASP SER CYS SER GLY SER SER ILE ARG LYS LEU          
SEQRES  18 A  247  LYS SER ILE LEU ASP GLY ARG ASN VAL LYS PHE ARG CYS          
SEQRES  19 A  247  MET ASP ASN LEU SER ARG ASP GLN PHE LEU GLN ARG SER          
SEQRES   1 B  247  TYR LYS TRP HIS TYR SER GLY LEU ASN ARG TRP HIS GLY          
SEQRES   2 B  247  ALA GLY SER THR ALA ASP PHE GLN LYS ILE ILE GLN GLU          
SEQRES   3 B  247  ARG CYS ASP THR TYR THR GLN THR ILE ARG PRO GLY SER          
SEQRES   4 B  247  ARG SER ARG ASN CYS GLN ALA ILE ARG GLN ALA PHE MET          
SEQRES   5 B  247  SER ALA PHE ILE SER LYS ASP PRO CYS LYS ALA THR LYS          
SEQRES   6 B  247  GLU ASP TYR ASN SER LEU ILE ASN LEU ALA PRO PRO THR          
SEQRES   7 B  247  VAL PRO CYS GLY GLN GLN VAL PHE TRP SER LYS THR LYS          
SEQRES   8 B  247  GLU LEU ALA HIS GLU TYR ALA LYS ARG ARG ARG LEU MET          
SEQRES   9 B  247  THR LEU GLU ASP THR LEU LEU GLY TYR LEU ALA ASP GLY          
SEQRES  10 B  247  LEU ARG TRP CYS GLY GLU PRO GLY SER SER ASP LEU ASN          
SEQRES  11 B  247  ILE TRP SER CYS PRO ASP TRP ARG LYS ASP CYS ARG THR          
SEQRES  12 B  247  ASN TYR LEU SER VAL PHE TRP GLU VAL LEU SER GLU ARG          
SEQRES  13 B  247  PHE ALA GLU SER ALA CYS ASN THR VAL ARG VAL VAL LEU          
SEQRES  14 B  247  ASN GLY SER LEU GLU ASN ALA PHE ASP SER MET SER ILE          
SEQRES  15 B  247  PHE GLY ARG VAL GLN ALA PRO ASN LEU ARG PRO GLN VAL          
SEQRES  16 B  247  GLU LEU GLU ALA TRP LEU VAL HIS ASP THR GLY LYS PRO          
SEQRES  17 B  247  PRO SER ASP SER CYS SER GLY SER SER ILE ARG LYS LEU          
SEQRES  18 B  247  LYS SER ILE LEU ASP GLY ARG ASN VAL LYS PHE ARG CYS          
SEQRES  19 B  247  MET ASP ASN LEU SER ARG ASP GLN PHE LEU GLN ARG SER          
MODRES 3GC6 ASN A  201  ASN  GLYCOSYLATION SITE                                 
MODRES 3GC6 ASN B  201  ASN  GLYCOSYLATION SITE                                 
HET    NAG  C   1      14                                                       
HET    NAG  C   2      14                                                       
HET    NAG  D   1      14                                                       
HET    NAG  D   2      14                                                       
HET    SO4  A 279       5                                                       
HET    SO4  A 280       5                                                       
HET    SO4  A 281       5                                                       
HET    SO4  B 279       5                                                       
HET    SO4  B 280       5                                                       
HETNAM     NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE                         
HETNAM     SO4 SULFATE ION                                                      
HETSYN     NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA-           
HETSYN   2 NAG  D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO-          
HETSYN   3 NAG  2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE                         
FORMUL   3  NAG    4(C8 H15 N O6)                                               
FORMUL   5  SO4    5(O4 S 2-)                                                   
FORMUL  10  HOH   *488(H2 O)                                                    
HELIX    1   1 ASP A   50  THR A   65  1                                  16    
HELIX    2   2 ASN A   74  ILE A   87  1                                  14    
HELIX    3   3 THR A   95  ASP A   98  5                                   4    
HELIX    4   4 TYR A   99  ALA A  106  1                                   8    
HELIX    5   5 THR A  121  ARG A  133  1                                  13    
HELIX    6   6 THR A  136  ASP A  139  5                                   4    
HELIX    7   7 THR A  140  ASP A  147  1                                   8    
HELIX    8   8 ASN A  175  SER A  191  1                                  17    
HELIX    9   9 SER A  212  VAL A  217  1                                   6    
HELIX   10  10 GLN A  218  LEU A  222  5                                   5    
HELIX   11  11 GLY A  246  ARG A  259  1                                  14    
HELIX   12  12 ARG A  271  GLN A  276  1                                   6    
HELIX   13  13 ASP B   50  THR B   65  1                                  16    
HELIX   14  14 ASN B   74  ILE B   87  1                                  14    
HELIX   15  15 THR B   95  ASP B   98  5                                   4    
HELIX   16  16 TYR B   99  ALA B  106  1                                   8    
HELIX   17  17 THR B  121  ARG B  133  1                                  13    
HELIX   18  18 THR B  136  ASP B  139  5                                   4    
HELIX   19  19 THR B  140  ASP B  147  1                                   8    
HELIX   20  20 ASN B  175  SER B  191  1                                  17    
HELIX   21  21 SER B  212  VAL B  217  1                                   6    
HELIX   22  22 GLN B  218  LEU B  222  5                                   5    
HELIX   23  23 GLY B  246  ASN B  260  1                                  15    
HELIX   24  24 ARG B  271  LEU B  275  1                                   5    
SHEET    1   A 2 GLY A  44  ALA A  45  0                                        
SHEET    2   A 2 SER A 164  CYS A 165 -1  O  CYS A 165   N  GLY A  44           
SHEET    1   B 4 VAL A 116  SER A 119  0                                        
SHEET    2   B 4 THR A 195  ASN A 201  1  O  ARG A 197   N  PHE A 117           
SHEET    3   B 4 GLU A 227  HIS A 234  1  O  GLU A 227   N  VAL A 196           
SHEET    4   B 4 LYS A 262  SER A 270  1  O  LYS A 262   N  LEU A 228           
SHEET    1   C 2 GLY B  44  ALA B  45  0                                        
SHEET    2   C 2 SER B 164  CYS B 165 -1  O  CYS B 165   N  GLY B  44           
SHEET    1   D 4 VAL B 116  SER B 119  0                                        
SHEET    2   D 4 THR B 195  ASN B 201  1  O  ARG B 197   N  PHE B 117           
SHEET    3   D 4 GLU B 227  HIS B 234  1  O  TRP B 231   N  LEU B 200           
SHEET    4   D 4 LYS B 262  SER B 270  1  O  LYS B 262   N  LEU B 228           
SSBOND   1 CYS A   59    CYS A   75                          1555   1555  2.08  
SSBOND   2 CYS A   92    CYS A  172                          1555   1555  2.08  
SSBOND   3 CYS A  112    CYS A  193                          1555   1555  2.00  
SSBOND   4 CYS A  152    CYS A  165                          1555   1555  2.14  
SSBOND   5 CYS A  244    CYS A  265                          1555   1555  2.08  
SSBOND   6 CYS B   59    CYS B   75                          1555   1555  2.07  
SSBOND   7 CYS B   92    CYS B  172                          1555   1555  2.05  
SSBOND   8 CYS B  112    CYS B  193                          1555   1555  2.04  
SSBOND   9 CYS B  152    CYS B  165                          1555   1555  2.04  
SSBOND  10 CYS B  244    CYS B  265                          1555   1555  2.08  
LINK         ND2 ASN A 201                 C1  NAG C   1     1555   1555  1.47  
LINK         ND2 ASN B 201                 C1  NAG D   1     1555   1555  1.45  
LINK         O4  NAG C   1                 C1  NAG C   2     1555   1555  1.44  
LINK         O4  NAG D   1                 C1  NAG D   2     1555   1555  1.44  
CRYST1   47.033   80.164  152.536  90.00  90.00  90.00 P 21 21 21    8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.021262  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012474  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006556        0.00000