HEADER    HYDROLASE                               12-JUL-09   3I9K              
TITLE     CRYSTAL STRUCTURE OF ADP RIBOSYL CYCLASE COMPLEXED WITH SUBSTRATE NAD 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ADP-RIBOSYL CYCLASE;                                       
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: ADRC, NAD(+) NUCLEOSIDASE, NADASE, NAD GLYCOHYDROLASE;      
COMPND   5 EC: 3.2.2.5;                                                         
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: APLYSIA CALIFORNICA;                            
SOURCE   3 ORGANISM_COMMON: CALIFORNIA SEA HARE;                                
SOURCE   4 ORGANISM_TAXID: 6500;                                                
SOURCE   5 EXPRESSION_SYSTEM: PICHIA PASTORIS;                                  
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 4922;                                       
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: X-33 (INVITROGEN);                         
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PPICZ(ALPHA)A                             
KEYWDS    HOMODIMER, PROTEIN SUBSTRATE NAD COMPLEX, ADP-RIBOSYL CYCLASE,        
KEYWDS   2 DISULFIDE BOND, FERTILIZATION, HYDROLASE, NAD                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    Q.LIU,R.GRAEFF,I.A.KRIKSUNOV,H.JIANG,B.ZHANG,N.OPPENHEIMER,H.LIN,     
AUTHOR   2 B.V.L.POTTER,H.C.LEE,Q.HAO                                           
REVDAT   7   20-NOV-24 3I9K    1       REMARK                                   
REVDAT   6   01-NOV-23 3I9K    1       REMARK                                   
REVDAT   5   10-NOV-21 3I9K    1       REMARK SEQADV                            
REVDAT   4   13-JUL-11 3I9K    1       VERSN                                    
REVDAT   3   06-OCT-09 3I9K    1       JRNL                                     
REVDAT   2   11-AUG-09 3I9K    1       JRNL                                     
REVDAT   1   28-JUL-09 3I9K    0                                                
JRNL        AUTH   Q.LIU,R.GRAEFF,I.A.KRIKSUNOV,H.JIANG,B.ZHANG,N.OPPENHEIMER,  
JRNL        AUTH 2 H.LIN,B.V.L.POTTER,H.C.LEE,Q.HAO                             
JRNL        TITL   STRUCTURAL BASIS FOR ENZYMATIC EVOLUTION FROM A DEDICATED    
JRNL        TITL 2 ADP-RIBOSYL CYCLASE TO A MULTIFUNCTIONAL NAD HYDROLASE       
JRNL        REF    J.BIOL.CHEM.                  V. 284 27637 2009              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   19640846                                                     
JRNL        DOI    10.1074/JBC.M109.031005                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.83 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) : 1.83                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 47751                          
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) : 0.178                           
REMARK   3   R VALUE            (WORKING SET) : 0.175                           
REMARK   3   FREE R VALUE                     : 0.231                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2417                            
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) : 1.83                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.88                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2567                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.0                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2740                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 128                          
REMARK   3   BIN FREE R VALUE                    : 0.3680                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4014                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 44                                      
REMARK   3   SOLVENT ATOMS            : 461                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : LIKELY RESIDUAL                                     
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 31.14                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.03000                                             
REMARK   3    B22 (A**2) : 0.03000                                              
REMARK   3    B33 (A**2) : 0.03000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.07000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.133         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.136         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.096         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.056         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.958                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.930                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4176 ; 0.026 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  5665 ; 2.047 ; 1.972       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   500 ; 6.691 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   194 ;30.049 ;23.505       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   696 ;16.181 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    28 ;15.757 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   598 ; 0.159 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3185 ; 0.012 ; 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):  2506 ; 1.329 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  4040 ; 2.194 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1670 ; 3.616 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1625 ; 5.488 ; 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 : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     1        A   250                          
REMARK   3    ORIGIN FOR THE GROUP (A): -11.3666   1.4035  15.3890              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0831 T22:  -0.0885                                     
REMARK   3      T33:  -0.1230 T12:   0.0152                                     
REMARK   3      T13:  -0.0003 T23:  -0.0223                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.2460 L22:   1.2134                                     
REMARK   3      L33:   0.7019 L12:   0.8986                                     
REMARK   3      L13:  -0.4976 L23:  -0.5842                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0180 S12:   0.0639 S13:   0.0013                       
REMARK   3      S21:   0.0205 S22:   0.0088 S23:   0.1795                       
REMARK   3      S31:  -0.0725 S32:  -0.1189 S33:   0.0092                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B     1        B   250                          
REMARK   3    ORIGIN FOR THE GROUP (A):  18.0621  -1.1225  24.4956              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1273 T22:  -0.1501                                     
REMARK   3      T33:  -0.1129 T12:   0.0034                                     
REMARK   3      T13:   0.0001 T23:  -0.0095                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.9929 L22:   1.2900                                     
REMARK   3      L33:   1.3248 L12:  -0.3622                                     
REMARK   3      L13:   0.5092 L23:  -0.9054                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0294 S12:   0.0053 S13:  -0.0420                       
REMARK   3      S21:   0.0303 S22:  -0.0199 S23:  -0.0791                       
REMARK   3      S31:   0.0154 S32:   0.0597 S33:   0.0493                       
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   : 1.20                                          
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 3I9K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-JUL-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000054135.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-APR-07                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : CHESS                              
REMARK 200  BEAMLINE                       : A1                                 
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9771                             
REMARK 200  MONOCHROMATOR                  : SI 111 CHANNEL                     
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 210                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 47800                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.830                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.2                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.83                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.90                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 84.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1LBE                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.94                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.41                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M IMIDAZOLE, PH 7.5, 12-24% PEG       
REMARK 280  4000 , VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,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       29.15850            
REMARK 290   SMTRY3   2  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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3650 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 22970 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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     LYS A   252                                                      
REMARK 465     ARG A   253                                                      
REMARK 465     PHE A   254                                                      
REMARK 465     TYR A   255                                                      
REMARK 465     ARG A   256                                                      
REMARK 465     ILE A   257                                                      
REMARK 465     ALA A   258                                                      
REMARK 465     LYS B   252                                                      
REMARK 465     ARG B   253                                                      
REMARK 465     PHE B   254                                                      
REMARK 465     TYR B   255                                                      
REMARK 465     ARG B   256                                                      
REMARK 465     ILE B   257                                                      
REMARK 465     ALA B   258                                                      
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    TYR A 157   CD1   TYR A 157   CE1     0.092                       
REMARK 500    TYR B 169   CG    TYR B 169   CD1     0.082                       
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    LEU B 195   CA  -  CB  -  CG  ANGL. DEV. =  15.1 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASP A  52       51.16   -106.32                                   
REMARK 500    ASN A  89       54.02     71.60                                   
REMARK 500    SER A 108       -3.35     69.78                                   
REMARK 500    SER B 108       -7.15     74.91                                   
REMARK 500    PHE B 128      -28.96     72.59                                   
REMARK 500    ASN B 242       66.57   -154.73                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 PHE B  128     LYS B  129                  146.83                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAD B 301                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3I9J   RELATED DB: PDB                                   
REMARK 900 ADP-RIBOSYL CYCLASE COMPLEXED WITH 2F-ADPR AND NICOTINAMIDE          
REMARK 900 RELATED ID: 3I9L   RELATED DB: PDB                                   
REMARK 900 ADP-RIBOSYL CYCLASE COMPLEXED WITH N1-CIDPR                          
REMARK 900 RELATED ID: 3I9M   RELATED DB: PDB                                   
REMARK 900 HUMAN CD38 COMPLEXED WITH ARA-2'F-ADPR                               
REMARK 900 RELATED ID: 3I9N   RELATED DB: PDB                                   
REMARK 900 HUMAN CD38 COMPLEXED WITH RIBO-2'F-ADPR                              
DBREF  3I9K A    1   258  UNP    P29241   NADA_APLCA      25    282             
DBREF  3I9K B    1   258  UNP    P29241   NADA_APLCA      25    282             
SEQADV 3I9K GLY A  179  UNP  P29241    GLU   203 ENGINEERED MUTATION            
SEQADV 3I9K GLY B  179  UNP  P29241    GLU   203 ENGINEERED MUTATION            
SEQRES   1 A  258  ILE VAL PRO THR ARG GLU LEU GLU ASN VAL PHE LEU GLY          
SEQRES   2 A  258  ARG CYS LYS ASP TYR GLU ILE THR ARG TYR LEU ASP ILE          
SEQRES   3 A  258  LEU PRO ARG VAL ARG SER ASP CYS SER ALA LEU TRP LYS          
SEQRES   4 A  258  ASP PHE PHE LYS ALA PHE SER PHE LYS ASN PRO CYS ASP          
SEQRES   5 A  258  LEU ASP LEU GLY SER TYR LYS ASP PHE PHE THR SER ALA          
SEQRES   6 A  258  GLN GLN GLN LEU PRO LYS ASN LYS VAL MET PHE TRP SER          
SEQRES   7 A  258  GLY VAL TYR ASP GLU ALA HIS ASP TYR ALA ASN THR GLY          
SEQRES   8 A  258  ARG LYS TYR ILE THR LEU GLU ASP THR LEU PRO GLY TYR          
SEQRES   9 A  258  MET LEU ASN SER LEU VAL TRP CYS GLY GLN ARG ALA ASN          
SEQRES  10 A  258  PRO GLY PHE ASN GLU LYS VAL CYS PRO ASP PHE LYS THR          
SEQRES  11 A  258  CYS PRO VAL GLN ALA ARG GLU SER PHE TRP GLY MET ALA          
SEQRES  12 A  258  SER SER SER TYR ALA HIS SER ALA GLU GLY GLU VAL THR          
SEQRES  13 A  258  TYR MET VAL ASP GLY SER ASN PRO LYS VAL PRO ALA TYR          
SEQRES  14 A  258  ARG PRO ASP SER PHE PHE GLY LYS TYR GLY LEU PRO ASN          
SEQRES  15 A  258  LEU THR ASN LYS VAL THR ARG VAL LYS VAL ILE VAL LEU          
SEQRES  16 A  258  HIS ARG LEU GLY GLU LYS ILE ILE GLU LYS CYS GLY ALA          
SEQRES  17 A  258  GLY SER LEU LEU ASP LEU GLU LYS LEU VAL LYS ALA LYS          
SEQRES  18 A  258  HIS PHE ALA PHE ASP CYS VAL GLU ASN PRO ARG ALA VAL          
SEQRES  19 A  258  LEU PHE LEU LEU CYS SER ASP ASN PRO ASN ALA ARG GLU          
SEQRES  20 A  258  CYS ARG LEU ALA LYS ARG PHE TYR ARG ILE ALA                  
SEQRES   1 B  258  ILE VAL PRO THR ARG GLU LEU GLU ASN VAL PHE LEU GLY          
SEQRES   2 B  258  ARG CYS LYS ASP TYR GLU ILE THR ARG TYR LEU ASP ILE          
SEQRES   3 B  258  LEU PRO ARG VAL ARG SER ASP CYS SER ALA LEU TRP LYS          
SEQRES   4 B  258  ASP PHE PHE LYS ALA PHE SER PHE LYS ASN PRO CYS ASP          
SEQRES   5 B  258  LEU ASP LEU GLY SER TYR LYS ASP PHE PHE THR SER ALA          
SEQRES   6 B  258  GLN GLN GLN LEU PRO LYS ASN LYS VAL MET PHE TRP SER          
SEQRES   7 B  258  GLY VAL TYR ASP GLU ALA HIS ASP TYR ALA ASN THR GLY          
SEQRES   8 B  258  ARG LYS TYR ILE THR LEU GLU ASP THR LEU PRO GLY TYR          
SEQRES   9 B  258  MET LEU ASN SER LEU VAL TRP CYS GLY GLN ARG ALA ASN          
SEQRES  10 B  258  PRO GLY PHE ASN GLU LYS VAL CYS PRO ASP PHE LYS THR          
SEQRES  11 B  258  CYS PRO VAL GLN ALA ARG GLU SER PHE TRP GLY MET ALA          
SEQRES  12 B  258  SER SER SER TYR ALA HIS SER ALA GLU GLY GLU VAL THR          
SEQRES  13 B  258  TYR MET VAL ASP GLY SER ASN PRO LYS VAL PRO ALA TYR          
SEQRES  14 B  258  ARG PRO ASP SER PHE PHE GLY LYS TYR GLY LEU PRO ASN          
SEQRES  15 B  258  LEU THR ASN LYS VAL THR ARG VAL LYS VAL ILE VAL LEU          
SEQRES  16 B  258  HIS ARG LEU GLY GLU LYS ILE ILE GLU LYS CYS GLY ALA          
SEQRES  17 B  258  GLY SER LEU LEU ASP LEU GLU LYS LEU VAL LYS ALA LYS          
SEQRES  18 B  258  HIS PHE ALA PHE ASP CYS VAL GLU ASN PRO ARG ALA VAL          
SEQRES  19 B  258  LEU PHE LEU LEU CYS SER ASP ASN PRO ASN ALA ARG GLU          
SEQRES  20 B  258  CYS ARG LEU ALA LYS ARG PHE TYR ARG ILE ALA                  
HET    NAD  B 301      44                                                       
HETNAM     NAD NICOTINAMIDE-ADENINE-DINUCLEOTIDE                                
FORMUL   3  NAD    C21 H27 N7 O14 P2                                            
FORMUL   4  HOH   *461(H2 O)                                                    
HELIX    1   1 GLU A    6  ARG A   22  1                                  17    
HELIX    2   2 ASP A   33  SER A   46  1                                  14    
HELIX    3   3 TYR A   58  GLN A   66  1                                   9    
HELIX    4   4 VAL A   80  ASN A   89  1                                  10    
HELIX    5   5 THR A   96  ASP A   99  5                                   4    
HELIX    6   6 THR A  100  ASN A  107  1                                   8    
HELIX    7   7 ASP A  127  CYS A  131  5                                   5    
HELIX    8   8 PRO A  132  GLU A  137  1                                   6    
HELIX    9   9 GLU A  137  ALA A  151  1                                  15    
HELIX   10  10 SER A  173  GLY A  179  1                                   7    
HELIX   11  11 LEU A  180  LEU A  183  5                                   4    
HELIX   12  12 ALA A  208  LYS A  221  1                                  14    
HELIX   13  13 PRO A  231  ASN A  242  1                                  12    
HELIX   14  14 ALA A  245  ARG A  249  5                                   5    
HELIX   15  15 GLU B    6  ARG B   22  1                                  17    
HELIX   16  16 ASP B   33  SER B   46  1                                  14    
HELIX   17  17 TYR B   58  GLN B   66  1                                   9    
HELIX   18  18 VAL B   80  ASN B   89  1                                  10    
HELIX   19  19 THR B   96  ASP B   99  5                                   4    
HELIX   20  20 THR B  100  ASN B  107  1                                   8    
HELIX   21  21 PRO B  132  GLU B  137  1                                   6    
HELIX   22  22 GLU B  137  ALA B  151  1                                  15    
HELIX   23  23 SER B  173  GLY B  179  1                                   7    
HELIX   24  24 LEU B  180  LEU B  183  5                                   4    
HELIX   25  25 ALA B  208  LYS B  221  1                                  14    
HELIX   26  26 PRO B  231  ASN B  242  1                                  12    
HELIX   27  27 ALA B  245  ARG B  249  5                                   5    
SHEET    1   A 4 VAL A  74  SER A  78  0                                        
SHEET    2   A 4 GLY A 153  ASP A 160  1  O  MET A 158   N  PHE A  76           
SHEET    3   A 4 VAL A 187  LEU A 195  1  O  LEU A 195   N  VAL A 159           
SHEET    4   A 4 ALA A 224  GLU A 229  1  O  ALA A 224   N  THR A 188           
SHEET    1   B 4 VAL B  74  SER B  78  0                                        
SHEET    2   B 4 GLY B 153  ASP B 160  1  O  THR B 156   N  PHE B  76           
SHEET    3   B 4 VAL B 187  LEU B 195  1  O  LEU B 195   N  VAL B 159           
SHEET    4   B 4 ALA B 224  GLU B 229  1  O  VAL B 228   N  VAL B 194           
SSBOND   1 CYS A   15    CYS A   34                          1555   1555  2.18  
SSBOND   2 CYS A   51    CYS A  131                          1555   1555  2.11  
SSBOND   3 CYS A  112    CYS A  125                          1555   1555  2.18  
SSBOND   4 CYS A  206    CYS A  227                          1555   1555  2.11  
SSBOND   5 CYS A  239    CYS A  248                          1555   1555  2.04  
SSBOND   6 CYS B   15    CYS B   34                          1555   1555  2.11  
SSBOND   7 CYS B   51    CYS B  131                          1555   1555  2.06  
SSBOND   8 CYS B  112    CYS B  125                          1555   1555  2.17  
SSBOND   9 CYS B  206    CYS B  227                          1555   1555  2.13  
SSBOND  10 CYS B  239    CYS B  248                          1555   1555  2.03  
CISPEP   1 ASN A  117    PRO A  118          0         1.89                     
CISPEP   2 ASN B  117    PRO B  118          0        11.11                     
SITE     1 AC1 20 PHE B  76  TRP B  77  SER B  78  GLY B  79                    
SITE     2 AC1 20 LEU B  97  GLU B  98  ASN B 107  LYS B 129                    
SITE     3 AC1 20 TRP B 140  SER B 144  ARG B 170  SER B 173                    
SITE     4 AC1 20 PHE B 174  PHE B 175  HOH B 263  HOH B 275                    
SITE     5 AC1 20 HOH B 280  HOH B 331  HOH B 344  HOH B 352                    
CRYST1   69.501   58.317   71.515  90.00 101.20  90.00 P 1 21 1      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      0.014388  0.000000  0.002849        0.00000                         
SCALE2      0.000000  0.017148  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014255        0.00000