PDB Short entry for 3DYQ
HEADER    HYDROLASE                               28-JUL-08   3DYQ              
TITLE     HUMAN PHOSPHODIESTRASE 9 (INHIBITED BY OMITTING DIVALENT CATION) IN   
TITLE    2 COMPLEX WITH CGMP                                                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HIGH AFFINITY CGMP-SPECIFIC 3',5'-CYCLIC PHOSPHODIESTERASE 
COMPND   3 9A;                                                                  
COMPND   4 CHAIN: A, B;                                                         
COMPND   5 FRAGMENT: CATALYTIC DOMAIN, UNP RESIDUES 242-566;                    
COMPND   6 EC: 3.1.4.35;                                                        
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: PDE9A;                                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    PHOSPHODIESTERASE, ENZYME MECHANISM, CGMP, HYDROLASE, MANGANESE,      
KEYWDS   2 METAL-BINDING, PHOSPHOPROTEIN                                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.LIU,M.N.MANSOUR,K.DILLMAN,J.PEREZ,D.DANLEY,F.MENNITI                
REVDAT   4   13-JUL-11 3DYQ    1       VERSN                                    
REVDAT   3   24-FEB-09 3DYQ    1       VERSN                                    
REVDAT   2   23-SEP-08 3DYQ    1       JRNL                                     
REVDAT   1   16-SEP-08 3DYQ    0                                                
JRNL        AUTH   S.LIU,M.N.MANSOUR,K.S.DILLMAN,J.R.PEREZ,D.E.DANLEY,P.A.AEED, 
JRNL        AUTH 2 S.P.SIMONS,P.K.LEMOTTE,F.S.MENNITI                           
JRNL        TITL   STRUCTURAL BASIS FOR THE CATALYTIC MECHANISM OF HUMAN        
JRNL        TITL 2 PHOSPHODIESTERASE 9.                                         
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V. 105 13309 2008              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   18757755                                                     
JRNL        DOI    10.1073/PNAS.0708850105                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 46414                          
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) : 0.199                           
REMARK   3   R VALUE            (WORKING SET) : 0.196                           
REMARK   3   FREE R VALUE                     : 0.226                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.200                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 5261                            
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) : 2.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.56                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3396                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.60                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3200                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 356                          
REMARK   3   BIN FREE R VALUE                    : 0.3680                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5412                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 43                                      
REMARK   3   SOLVENT ATOMS            : 238                                     
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) : 40.02                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.86000                                              
REMARK   3    B22 (A**2) : 1.86000                                              
REMARK   3    B33 (A**2) : -3.72000                                             
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): 0.249         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.206         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.149         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 14.204        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.956                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.941                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  5595 ; 0.014 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  3816 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  7584 ; 1.350 ; 1.963       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  9298 ; 0.832 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   654 ; 6.529 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   278 ;33.991 ;24.317       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  1000 ;17.570 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    32 ;21.603 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   817 ; 0.077 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  6101 ; 0.008 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  1129 ; 0.002 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1557 ; 0.262 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  4053 ; 0.213 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  2827 ; 0.201 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  2788 ; 0.092 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   250 ; 0.207 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):    10 ; 0.203 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    21 ; 0.270 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    41 ; 0.300 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    14 ; 0.268 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  3300 ; 0.717 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1288 ; 0.187 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  5380 ; 1.499 ; 2.000       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2389 ; 2.760 ; 3.000       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  2204 ; 4.327 ; 4.500       
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 : 1                                 
REMARK   3                                                                      
REMARK   3  NCS GROUP NUMBER               : 1                                  
REMARK   3     CHAIN NAMES                    : A B                             
REMARK   3     NUMBER OF COMPONENTS NCS GROUP : 2                               
REMARK   3       COMPONENT C  SSSEQI  TO  C   SSSEQI   CODE                     
REMARK   3           1     A    178       A     427      2                      
REMARK   3           1     B    178       B     427      2                      
REMARK   3           2     A    448       A     488      2                      
REMARK   3           2     B    448       B     488      2                      
REMARK   3                   GROUP CHAIN        COUNT   RMS     WEIGHT          
REMARK   3   TIGHT POSITIONAL   1    A    (A):   1723 ;  0.06 ;  0.05           
REMARK   3   MEDIUM POSITIONAL  1    A    (A):   2334 ;  0.22 ;  0.50           
REMARK   3   TIGHT THERMAL      1    A (A**2):   1723 ;  0.16 ;  0.50           
REMARK   3   MEDIUM THERMAL     1    A (A**2):   2334 ;  0.75 ;  2.00           
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   181        A   505                          
REMARK   3    ORIGIN FOR THE GROUP (A):  84.0341  45.6419  45.7999              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0097 T22:  -0.1955                                     
REMARK   3      T33:  -0.0564 T12:  -0.0035                                     
REMARK   3      T13:  -0.0158 T23:   0.0097                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.0896 L22:   0.8195                                     
REMARK   3      L33:   1.0227 L12:  -0.6036                                     
REMARK   3      L13:   0.0295 L23:   0.0048                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0725 S12:  -0.0468 S13:  -0.0064                       
REMARK   3      S21:  -0.0179 S22:  -0.0218 S23:   0.1042                       
REMARK   3      S31:  -0.0772 S32:  -0.0207 S33:  -0.0507                       
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   181        B   505                          
REMARK   3    ORIGIN FOR THE GROUP (A):  92.6988  31.9017   7.1034              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0493 T22:  -0.0991                                     
REMARK   3      T33:  -0.0561 T12:   0.0369                                     
REMARK   3      T13:   0.0001 T23:  -0.0196                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.5446 L22:   1.5557                                     
REMARK   3      L33:   1.4445 L12:  -0.1195                                     
REMARK   3      L13:   0.2090 L23:  -0.5023                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0340 S12:   0.1404 S13:  -0.0751                       
REMARK   3      S21:  -0.0676 S22:  -0.0343 S23:  -0.0175                       
REMARK   3      S31:   0.1801 S32:   0.0269 S33:   0.0003                       
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 3DYQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-JUL-08.                  
REMARK 100 THE RCSB ID CODE IS RCSB048656.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 17-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 65299                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.7                               
REMARK 200  DATA REDUNDANCY                : 7.000                              
REMARK 200  R MERGE                    (I) : 0.08500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 23.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
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: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: PDB ENTRY 1TBM                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 73.58                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.66                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+1/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+3/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+1/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+3/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-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      135.02050            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       51.82500            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       51.82500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       67.51025            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       51.82500            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       51.82500            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      202.53075            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       51.82500            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       51.82500            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       67.51025            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       51.82500            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       51.82500            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000      202.53075            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000      135.02050            
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 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3920 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 28650 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -170.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
REMARK 350   BIOMT1   2  0.000000 -1.000000  0.000000      155.47500            
REMARK 350   BIOMT2   2  1.000000  0.000000  0.000000      -51.82500            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000       67.51025            
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   506                                                      
REMARK 465     LYS B   506                                                      
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   NE2  GLN B   279     O    HOH B    43              1.70            
REMARK 500   O    HOH B    16     O    HOH B  1073              2.06            
REMARK 500   OH   TYR A   490     O    HOH A  1084              2.17            
REMARK 500   O    HOH A    46     O    HOH A  1136              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A    23     O    HOH B    19     3645     2.16            
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    CYS A 326   CB    CYS A 326   SG     -0.110                       
REMARK 500    GLU B 370   CG    GLU B 370   CD      0.100                       
REMARK 500    CYS B 419   CB    CYS B 419   SG     -0.101                       
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    PHE A 251      -58.17   -120.25                                   
REMARK 500    SER A 319       58.32     33.57                                   
REMARK 500    ASN A 381       63.30   -162.87                                   
REMARK 500    ARG A 444      -36.71    -27.43                                   
REMARK 500    GLN A 504     -179.64     69.22                                   
REMARK 500    SER B 319       62.80     28.48                                   
REMARK 500    ASN B 381       62.66   -160.91                                   
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 GLY A  178     SER A  179                 -141.23                    
REMARK 500 GLU A  502     LEU A  503                  143.23                    
REMARK 500 GLY B  178     SER B  179                 -140.89                    
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                              NA A 901  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 256   NE2                                                    
REMARK 620 2 HIS A 292   NE2  75.1                                              
REMARK 620 3 ASP A 293   OD2  79.3  68.1                                        
REMARK 620 4 ASP A 402   OD1  81.2  72.5 139.3                                  
REMARK 620 5 PCG A 900   O1A 122.9 160.9 106.7 114.0                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA A 902  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 293   OD1                                                    
REMARK 620 2 HOH A  93   O    78.9                                              
REMARK 620 3 HOH A  95   O   147.4  79.2                                        
REMARK 620 4 PCG A 900   O1A 105.3 163.9 102.4                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA B 901  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B 256   NE2                                                    
REMARK 620 2 HIS B 292   NE2  85.0                                              
REMARK 620 3 ASP B 293   OD2  83.5  73.0                                        
REMARK 620 4 ASP B 402   OD1  77.4  79.0 147.2                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 901                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 902                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA B 901                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA B 902                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PCG A 900                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IBM B 900                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3DY8   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3DYL   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3DYN   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3DYS   RELATED DB: PDB                                   
DBREF  3DYQ A  182   506  UNP    O76083   PDE9A_HUMAN    242    566             
DBREF  3DYQ B  182   506  UNP    O76083   PDE9A_HUMAN    242    566             
SEQADV 3DYQ GLY A  178  UNP  O76083              EXPRESSION TAG                 
SEQADV 3DYQ SER A  179  UNP  O76083              EXPRESSION TAG                 
SEQADV 3DYQ HIS A  180  UNP  O76083              EXPRESSION TAG                 
SEQADV 3DYQ MET A  181  UNP  O76083              EXPRESSION TAG                 
SEQADV 3DYQ GLY B  178  UNP  O76083              EXPRESSION TAG                 
SEQADV 3DYQ SER B  179  UNP  O76083              EXPRESSION TAG                 
SEQADV 3DYQ HIS B  180  UNP  O76083              EXPRESSION TAG                 
SEQADV 3DYQ MET B  181  UNP  O76083              EXPRESSION TAG                 
SEQRES   1 A  329  GLY SER HIS MET THR TYR PRO LYS TYR LEU LEU SER PRO          
SEQRES   2 A  329  GLU THR ILE GLU ALA LEU ARG LYS PRO THR PHE ASP VAL          
SEQRES   3 A  329  TRP LEU TRP GLU PRO ASN GLU MET LEU SER CYS LEU GLU          
SEQRES   4 A  329  HIS MET TYR HIS ASP LEU GLY LEU VAL ARG ASP PHE SER          
SEQRES   5 A  329  ILE ASN PRO VAL THR LEU ARG ARG TRP LEU PHE CYS VAL          
SEQRES   6 A  329  HIS ASP ASN TYR ARG ASN ASN PRO PHE HIS ASN PHE ARG          
SEQRES   7 A  329  HIS CYS PHE CYS VAL ALA GLN MET MET TYR SER MET VAL          
SEQRES   8 A  329  TRP LEU CYS SER LEU GLN GLU LYS PHE SER GLN THR ASP          
SEQRES   9 A  329  ILE LEU ILE LEU MET THR ALA ALA ILE CYS HIS ASP LEU          
SEQRES  10 A  329  ASP HIS PRO GLY TYR ASN ASN THR TYR GLN ILE ASN ALA          
SEQRES  11 A  329  ARG THR GLU LEU ALA VAL ARG TYR ASN ASP ILE SER PRO          
SEQRES  12 A  329  LEU GLU ASN HIS HIS CYS ALA VAL ALA PHE GLN ILE LEU          
SEQRES  13 A  329  ALA GLU PRO GLU CYS ASN ILE PHE SER ASN ILE PRO PRO          
SEQRES  14 A  329  ASP GLY PHE LYS GLN ILE ARG GLN GLY MET ILE THR LEU          
SEQRES  15 A  329  ILE LEU ALA THR ASP MET ALA ARG HIS ALA GLU ILE MET          
SEQRES  16 A  329  ASP SER PHE LYS GLU LYS MET GLU ASN PHE ASP TYR SER          
SEQRES  17 A  329  ASN GLU GLU HIS MET THR LEU LEU LYS MET ILE LEU ILE          
SEQRES  18 A  329  LYS CYS CYS ASP ILE SER ASN GLU VAL ARG PRO MET GLU          
SEQRES  19 A  329  VAL ALA GLU PRO TRP VAL ASP CYS LEU LEU GLU GLU TYR          
SEQRES  20 A  329  PHE MET GLN SER ASP ARG GLU LYS SER GLU GLY LEU PRO          
SEQRES  21 A  329  VAL ALA PRO PHE MET ASP ARG ASP LYS VAL THR LYS ALA          
SEQRES  22 A  329  THR ALA GLN ILE GLY PHE ILE LYS PHE VAL LEU ILE PRO          
SEQRES  23 A  329  MET PHE GLU THR VAL THR LYS LEU PHE PRO MET VAL GLU          
SEQRES  24 A  329  GLU ILE MET LEU GLN PRO LEU TRP GLU SER ARG ASP ARG          
SEQRES  25 A  329  TYR GLU GLU LEU LYS ARG ILE ASP ASP ALA MET LYS GLU          
SEQRES  26 A  329  LEU GLN LYS LYS                                              
SEQRES   1 B  329  GLY SER HIS MET THR TYR PRO LYS TYR LEU LEU SER PRO          
SEQRES   2 B  329  GLU THR ILE GLU ALA LEU ARG LYS PRO THR PHE ASP VAL          
SEQRES   3 B  329  TRP LEU TRP GLU PRO ASN GLU MET LEU SER CYS LEU GLU          
SEQRES   4 B  329  HIS MET TYR HIS ASP LEU GLY LEU VAL ARG ASP PHE SER          
SEQRES   5 B  329  ILE ASN PRO VAL THR LEU ARG ARG TRP LEU PHE CYS VAL          
SEQRES   6 B  329  HIS ASP ASN TYR ARG ASN ASN PRO PHE HIS ASN PHE ARG          
SEQRES   7 B  329  HIS CYS PHE CYS VAL ALA GLN MET MET TYR SER MET VAL          
SEQRES   8 B  329  TRP LEU CYS SER LEU GLN GLU LYS PHE SER GLN THR ASP          
SEQRES   9 B  329  ILE LEU ILE LEU MET THR ALA ALA ILE CYS HIS ASP LEU          
SEQRES  10 B  329  ASP HIS PRO GLY TYR ASN ASN THR TYR GLN ILE ASN ALA          
SEQRES  11 B  329  ARG THR GLU LEU ALA VAL ARG TYR ASN ASP ILE SER PRO          
SEQRES  12 B  329  LEU GLU ASN HIS HIS CYS ALA VAL ALA PHE GLN ILE LEU          
SEQRES  13 B  329  ALA GLU PRO GLU CYS ASN ILE PHE SER ASN ILE PRO PRO          
SEQRES  14 B  329  ASP GLY PHE LYS GLN ILE ARG GLN GLY MET ILE THR LEU          
SEQRES  15 B  329  ILE LEU ALA THR ASP MET ALA ARG HIS ALA GLU ILE MET          
SEQRES  16 B  329  ASP SER PHE LYS GLU LYS MET GLU ASN PHE ASP TYR SER          
SEQRES  17 B  329  ASN GLU GLU HIS MET THR LEU LEU LYS MET ILE LEU ILE          
SEQRES  18 B  329  LYS CYS CYS ASP ILE SER ASN GLU VAL ARG PRO MET GLU          
SEQRES  19 B  329  VAL ALA GLU PRO TRP VAL ASP CYS LEU LEU GLU GLU TYR          
SEQRES  20 B  329  PHE MET GLN SER ASP ARG GLU LYS SER GLU GLY LEU PRO          
SEQRES  21 B  329  VAL ALA PRO PHE MET ASP ARG ASP LYS VAL THR LYS ALA          
SEQRES  22 B  329  THR ALA GLN ILE GLY PHE ILE LYS PHE VAL LEU ILE PRO          
SEQRES  23 B  329  MET PHE GLU THR VAL THR LYS LEU PHE PRO MET VAL GLU          
SEQRES  24 B  329  GLU ILE MET LEU GLN PRO LEU TRP GLU SER ARG ASP ARG          
SEQRES  25 B  329  TYR GLU GLU LEU LYS ARG ILE ASP ASP ALA MET LYS GLU          
SEQRES  26 B  329  LEU GLN LYS LYS                                              
HET     NA  A 901       1                                                       
HET     NA  A 902       1                                                       
HET     NA  B 901       1                                                       
HET     NA  B 902       1                                                       
HET    PCG  A 900      23                                                       
HET    IBM  B 900      16                                                       
HETNAM      NA SODIUM ION                                                       
HETNAM     PCG CYCLIC GUANOSINE MONOPHOSPHATE                                   
HETNAM     IBM 3-ISOBUTYL-1-METHYLXANTHINE                                      
FORMUL   3   NA    4(NA 1+)                                                     
FORMUL   7  PCG    C10 H12 N5 O7 P                                              
FORMUL   8  IBM    C10 H14 N4 O2                                                
FORMUL   9  HOH   *238(H2 O)                                                    
HELIX    1   1 SER A  189  LEU A  196  1                                   8    
HELIX    2   2 GLU A  207  LEU A  222  1                                  16    
HELIX    3   3 GLY A  223  PHE A  228  1                                   6    
HELIX    4   4 ASN A  231  TYR A  246  1                                  16    
HELIX    5   5 ASN A  253  CYS A  271  1                                  19    
HELIX    6   6 SER A  272  LYS A  276  5                                   5    
HELIX    7   7 SER A  278  HIS A  292  1                                  15    
HELIX    8   8 ASN A  300  ARG A  308  1                                   9    
HELIX    9   9 THR A  309  TYR A  315  1                                   7    
HELIX   10  10 SER A  319  GLU A  335  1                                  17    
HELIX   11  11 PRO A  336  ASN A  339  5                                   4    
HELIX   12  12 PRO A  345  THR A  363  1                                  19    
HELIX   13  13 ASP A  364  ALA A  366  5                                   3    
HELIX   14  14 ARG A  367  GLU A  380  1                                  14    
HELIX   15  15 ASN A  386  ILE A  403  1                                  18    
HELIX   16  16 SER A  404  ARG A  408  5                                   5    
HELIX   17  17 PRO A  409  GLY A  435  1                                  27    
HELIX   18  18 ALA A  439  ASP A  443  5                                   5    
HELIX   19  19 THR A  448  VAL A  460  1                                  13    
HELIX   20  20 VAL A  460  PHE A  472  1                                  13    
HELIX   21  21 PRO A  473  LYS A  501  1                                  29    
HELIX   22  22 SER B  189  LEU B  196  1                                   8    
HELIX   23  23 GLU B  207  LEU B  222  1                                  16    
HELIX   24  24 GLY B  223  SER B  229  1                                   7    
HELIX   25  25 ASN B  231  TYR B  246  1                                  16    
HELIX   26  26 ASN B  253  CYS B  271  1                                  19    
HELIX   27  27 SER B  272  PHE B  277  1                                   6    
HELIX   28  28 SER B  278  HIS B  292  1                                  15    
HELIX   29  29 ASN B  300  ALA B  307  1                                   8    
HELIX   30  30 THR B  309  TYR B  315  1                                   7    
HELIX   31  31 SER B  319  GLU B  335  1                                  17    
HELIX   32  32 PRO B  336  ASN B  339  5                                   4    
HELIX   33  33 PRO B  345  THR B  363  1                                  19    
HELIX   34  34 ASP B  364  ALA B  366  5                                   3    
HELIX   35  35 ARG B  367  GLU B  380  1                                  14    
HELIX   36  36 ASN B  386  ILE B  403  1                                  18    
HELIX   37  37 SER B  404  ARG B  408  5                                   5    
HELIX   38  38 PRO B  409  GLY B  435  1                                  27    
HELIX   39  39 ALA B  439  ASP B  443  5                                   5    
HELIX   40  40 THR B  448  VAL B  460  1                                  13    
HELIX   41  41 VAL B  460  PHE B  472  1                                  13    
HELIX   42  42 PRO B  473  LYS B  505  1                                  33    
LINK         NE2 HIS A 256                NA    NA A 901     1555   1555  2.51  
LINK         NE2 HIS A 292                NA    NA A 901     1555   1555  2.44  
LINK         OD1 ASP A 293                NA    NA A 902     1555   1555  2.34  
LINK         OD2 ASP A 293                NA    NA A 901     1555   1555  2.11  
LINK         OD1 ASP A 402                NA    NA A 901     1555   1555  2.10  
LINK         NE2 HIS B 256                NA    NA B 901     1555   1555  2.68  
LINK         NE2 HIS B 292                NA    NA B 901     1555   1555  2.38  
LINK         OD1 ASP B 293                NA    NA B 902     1555   1555  2.28  
LINK         OD2 ASP B 293                NA    NA B 901     1555   1555  2.14  
LINK         OD1 ASP B 402                NA    NA B 901     1555   1555  2.13  
LINK        NA    NA A 901                 O1A PCG A 900     1555   1555  2.61  
LINK        NA    NA A 902                 O   HOH A  93     1555   1555  2.24  
LINK        NA    NA A 902                 O   HOH A  95     1555   1555  2.28  
LINK        NA    NA A 902                 O1A PCG A 900     1555   1555  2.92  
SITE     1 AC1  6 HIS A 256  HIS A 292  ASP A 293  ASP A 402                    
SITE     2 AC1  6 PCG A 900   NA A 902                                          
SITE     1 AC2  5 HOH A  93  HOH A  95  ASP A 293  PCG A 900                    
SITE     2 AC2  5  NA A 901                                                     
SITE     1 AC3  5 HIS B 256  HIS B 292  ASP B 293  ASP B 402                    
SITE     2 AC3  5  NA B 902                                                     
SITE     1 AC4  2 ASP B 293   NA B 901                                          
SITE     1 AC5 13 HOH A  92  HIS A 252  MET A 365  ASP A 402                    
SITE     2 AC5 13 ILE A 403  LEU A 420  TYR A 424  ALA A 452                    
SITE     3 AC5 13 GLN A 453  PHE A 456   NA A 901   NA A 902                    
SITE     4 AC5 13 HOH A1020                                                     
SITE     1 AC6 10 ALA A 499  MET A 500  ILE B 403  LEU B 420                    
SITE     2 AC6 10 TYR B 424  ALA B 452  GLN B 453  PHE B 456                    
SITE     3 AC6 10 HOH B1037  HOH B1049                                          
CRYST1  103.650  103.650  270.041  90.00  90.00  90.00 P 41 21 2    16          
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      0.009648  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009648  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.003703        0.00000