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Database: PDB
Entry: 4LM0
LinkDB: 4LM0
Original site: 4LM0 
HEADER    HYDROLASE/HYDROLASE INHIBITOR           09-JUL-13   4LM0              
TITLE     CRYSTAL STRUCTURE OF PDE10A2 WITH FRAGMENT ZT448                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CAMP AND CAMP-INHIBITED CGMP 3',5'-CYCLIC PHOSPHODIESTERASE
COMPND   3 10A;                                                                 
COMPND   4 CHAIN: A, B;                                                         
COMPND   5 FRAGMENT: CATALYTIC DOMAIN, UNP RESIDUES 439-779;                    
COMPND   6 EC: 3.1.4.17, 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: PDE10A;                                                        
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21                                       
KEYWDS    FRAGMENT SCREENING, HYDROLASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    V.SRIDHAR,J.BADGER,C.LOGAN,B.CHIE-LEON,V.NIENABER                     
REVDAT   3   20-SEP-23 4LM0    1       REMARK SEQADV LINK                       
REVDAT   2   26-MAR-14 4LM0    1       JRNL                                     
REVDAT   1   26-FEB-14 4LM0    0                                                
JRNL        AUTH   M.I.RECHT,V.SRIDHAR,J.BADGER,P.Y.BOUNAUD,C.LOGAN,            
JRNL        AUTH 2 B.CHIE-LEON,V.NIENABER,F.E.TORRES                            
JRNL        TITL   IDENTIFICATION AND OPTIMIZATION OF PDE10A INHIBITORS USING   
JRNL        TITL 2 FRAGMENT-BASED SCREENING BY NANOCALORIMETRY AND X-RAY        
JRNL        TITL 3 CRYSTALLOGRAPHY.                                             
JRNL        REF    J BIOMOL SCREEN               V.  19   497 2014              
JRNL        REFN                   ISSN 1087-0571                               
JRNL        PMID   24375910                                                     
JRNL        DOI    10.1177/1087057113516493                                     
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.66 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0072                                      
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) : 1.66                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 48.12                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 72469                          
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) : 0.198                           
REMARK   3   FREE R VALUE                     : 0.229                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3835                            
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) : 1.66                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.70                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 4728                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3650                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 265                          
REMARK   3   BIN FREE R VALUE                    : 0.3790                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5245                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 16                                      
REMARK   3   SOLVENT ATOMS            : 375                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 30.88                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.58000                                              
REMARK   3    B22 (A**2) : -0.46000                                             
REMARK   3    B33 (A**2) : -0.12000                                             
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): 0.113         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.108         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.084         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.570         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.961                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.952                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  5446 ; 0.014 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  7381 ; 1.373 ; 1.949       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   655 ; 5.157 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   250 ;35.401 ;24.040       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   960 ;13.429 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    28 ;16.692 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   819 ; 0.095 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  4082 ; 0.008 ; 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):  3278 ; 1.115 ; 2.000       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  5323 ; 1.839 ; 2.500       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2168 ; 2.334 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  2058 ; 3.697 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4LM0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-JUL-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000080797.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 16-JUL-11                          
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               : APS                                
REMARK 200  BEAMLINE                       : 22-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                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MAR SCANNER 300 MM PLATE           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 76392                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.660                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -4.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.6                               
REMARK 200  DATA REDUNDANCY                : 5.600                              
REMARK 200  R MERGE                    (I) : 0.06700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 23.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.66                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.72                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 90.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.50400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.500                              
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 2OUR                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 39.89                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.05                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 18% PEG 4450, 0.2M CALCIUM               
REMARK 280  ACETATE,50MM BME, PH 7.5, VAPOR DIFFUSION, HANGING DROP,            
REMARK 280  TEMPERATURE 277K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       25.29900            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       77.84350            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       41.02050            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       77.84350            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       25.29900            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       41.02050            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2, 3                                                 
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 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                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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: 3                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 2030 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 27860 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -13.0 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     GLY A   445                                                      
REMARK 465     SER A   776                                                      
REMARK 465     SER A   777                                                      
REMARK 465     PRO A   778                                                      
REMARK 465     SER A   779                                                      
REMARK 465     VAL A   780                                                      
REMARK 465     ALA A   781                                                      
REMARK 465     GLN A   782                                                      
REMARK 465     LYS A   783                                                      
REMARK 465     ALA A   784                                                      
REMARK 465     ALA A   785                                                      
REMARK 465     ALA A   786                                                      
REMARK 465     SER A   787                                                      
REMARK 465     GLU A   788                                                      
REMARK 465     ASP A   789                                                      
REMARK 465     GLY B   445                                                      
REMARK 465     ALA B   446                                                      
REMARK 465     GLY B   447                                                      
REMARK 465     ILE B   775                                                      
REMARK 465     SER B   776                                                      
REMARK 465     SER B   777                                                      
REMARK 465     PRO B   778                                                      
REMARK 465     SER B   779                                                      
REMARK 465     VAL B   780                                                      
REMARK 465     ALA B   781                                                      
REMARK 465     GLN B   782                                                      
REMARK 465     LYS B   783                                                      
REMARK 465     ALA B   784                                                      
REMARK 465     ALA B   785                                                      
REMARK 465     ALA B   786                                                      
REMARK 465     SER B   787                                                      
REMARK 465     GLU B   788                                                      
REMARK 465     ASP B   789                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     SER A 453    OG                                                  
REMARK 470     GLU A 454    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 470    CD   CE   NZ                                        
REMARK 470     GLU A 506    CD   OE1  OE2                                       
REMARK 470     ARG A 521    NE   CZ   NH1  NH2                                  
REMARK 470     LYS A 577    CD   CE   NZ                                        
REMARK 470     LYS A 643    CD   CE   NZ                                        
REMARK 470     GLU A 647    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 753    CD   CE   NZ                                        
REMARK 470     THR A 773    OG1  CG2                                            
REMARK 470     ILE A 775    CG1  CG2  CD1                                       
REMARK 470     GLU B 454    CG   CD   OE1  OE2                                  
REMARK 470     GLU B 504    CG   CD   OE1  OE2                                  
REMARK 470     ARG B 521    NE   CZ   NH1  NH2                                  
REMARK 470     SER B 573    OG                                                  
REMARK 470     LYS B 577    CG   CD   CE   NZ                                   
REMARK 470     GLU B 606    CD   OE1  OE2                                       
REMARK 470     SER B 617    OG                                                  
REMARK 470     GLU B 620    CG   CD   OE1  OE2                                  
REMARK 470     LYS B 643    CD   CE   NZ                                        
REMARK 470     GLU B 721    CG   CD   OE1  OE2                                  
REMARK 470     TRP B 774    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP B 774    CZ3  CH2                                            
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    VAL A 733      -63.07   -126.30                                   
REMARK 500    TYR B 524      -42.12   -130.59                                   
REMARK 500    ASN B 544       28.67   -141.95                                   
REMARK 500    ASP B 579       46.99     39.36                                   
REMARK 500    LEU B 656       23.35    -77.01                                   
REMARK 500    VAL B 733      -60.28   -125.53                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 600                                                                      
REMARK 600 HETEROGEN                                                            
REMARK 600                                                                      
REMARK 600 THE FOUR DIVALENT CATIONS ARE REPRESENTED BY NI BUT THIS             
REMARK 600 IDENTIFICATION IS SPECULATIVE                                        
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                              NI A 901  NI                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 529   NE2                                                    
REMARK 620 2 HIS A 563   NE2  93.8                                              
REMARK 620 3 ASP A 564   OD2  89.5  85.3                                        
REMARK 620 4 ASP A 674   OD2  87.1  91.2 174.9                                  
REMARK 620 5 HOH A1010   O    86.9 177.2  97.4  86.2                            
REMARK 620 6 HOH A1119   O   164.5 101.0  96.5  87.8  78.2                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NI A 902  NI                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 564   OD1                                                    
REMARK 620 2 HOH A1001   O    83.1                                              
REMARK 620 3 HOH A1022   O   164.4  81.7                                        
REMARK 620 4 HOH A1117   O    85.8  89.6  90.4                                  
REMARK 620 5 HOH A1118   O   106.2 170.3  88.8  88.4                            
REMARK 620 6 HOH A1119   O    97.0  95.4  88.1 174.5  86.2                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NI B 901  NI                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B 529   NE2                                                    
REMARK 620 2 HIS B 563   NE2  95.6                                              
REMARK 620 3 ASP B 564   OD2  89.3  88.0                                        
REMARK 620 4 ASP B 674   OD1  80.9  95.1 170.0                                  
REMARK 620 5 HOH B1077   O   166.5  97.6  94.1  94.9                            
REMARK 620 6 HOH B1079   O    81.9 169.6  81.9  94.5  85.6                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NI B 902  NI                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP B 564   OD1                                                    
REMARK 620 2 HOH B1021   O    85.4                                              
REMARK 620 3 HOH B1075   O   157.3  82.7                                        
REMARK 620 4 HOH B1076   O    76.7  83.6  82.8                                  
REMARK 620 5 HOH B1077   O    92.9 174.3  97.1  90.7                            
REMARK 620 6 HOH B1078   O   106.8  90.4  92.6 172.8  95.3                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 5NI A 900                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI A 901                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI A 902                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI B 901                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI B 902                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4LKQ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4LLJ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4LLL   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4LLP   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4LLX   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4LM1   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4LM2   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4LM3   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4LM4   RELATED DB: PDB                                   
DBREF  4LM0 A  449   789  UNP    Q9Y233   PDE10_HUMAN    439    779             
DBREF  4LM0 B  449   789  UNP    Q9Y233   PDE10_HUMAN    439    779             
SEQADV 4LM0 GLY A  445  UNP  Q9Y233              EXPRESSION TAG                 
SEQADV 4LM0 ALA A  446  UNP  Q9Y233              EXPRESSION TAG                 
SEQADV 4LM0 GLY A  447  UNP  Q9Y233              EXPRESSION TAG                 
SEQADV 4LM0 THR A  448  UNP  Q9Y233              EXPRESSION TAG                 
SEQADV 4LM0 GLY B  445  UNP  Q9Y233              EXPRESSION TAG                 
SEQADV 4LM0 ALA B  446  UNP  Q9Y233              EXPRESSION TAG                 
SEQADV 4LM0 GLY B  447  UNP  Q9Y233              EXPRESSION TAG                 
SEQADV 4LM0 THR B  448  UNP  Q9Y233              EXPRESSION TAG                 
SEQRES   1 A  345  GLY ALA GLY THR SER ILE CYS THR SER GLU GLU TRP GLN          
SEQRES   2 A  345  GLY LEU MET GLN PHE THR LEU PRO VAL ARG LEU CYS LYS          
SEQRES   3 A  345  GLU ILE GLU LEU PHE HIS PHE ASP ILE GLY PRO PHE GLU          
SEQRES   4 A  345  ASN MET TRP PRO GLY ILE PHE VAL TYR MET VAL HIS ARG          
SEQRES   5 A  345  SER CYS GLY THR SER CYS PHE GLU LEU GLU LYS LEU CYS          
SEQRES   6 A  345  ARG PHE ILE MET SER VAL LYS LYS ASN TYR ARG ARG VAL          
SEQRES   7 A  345  PRO TYR HIS ASN TRP LYS HIS ALA VAL THR VAL ALA HIS          
SEQRES   8 A  345  CYS MET TYR ALA ILE LEU GLN ASN ASN HIS THR LEU PHE          
SEQRES   9 A  345  THR ASP LEU GLU ARG LYS GLY LEU LEU ILE ALA CYS LEU          
SEQRES  10 A  345  CYS HIS ASP LEU ASP HIS ARG GLY PHE SER ASN SER TYR          
SEQRES  11 A  345  LEU GLN LYS PHE ASP HIS PRO LEU ALA ALA LEU TYR SER          
SEQRES  12 A  345  THR SER THR MET GLU GLN HIS HIS PHE SER GLN THR VAL          
SEQRES  13 A  345  SER ILE LEU GLN LEU GLU GLY HIS ASN ILE PHE SER THR          
SEQRES  14 A  345  LEU SER SER SER GLU TYR GLU GLN VAL LEU GLU ILE ILE          
SEQRES  15 A  345  ARG LYS ALA ILE ILE ALA THR ASP LEU ALA LEU TYR PHE          
SEQRES  16 A  345  GLY ASN ARG LYS GLN LEU GLU GLU MET TYR GLN THR GLY          
SEQRES  17 A  345  SER LEU ASN LEU ASN ASN GLN SER HIS ARG ASP ARG VAL          
SEQRES  18 A  345  ILE GLY LEU MET MET THR ALA CYS ASP LEU CYS SER VAL          
SEQRES  19 A  345  THR LYS LEU TRP PRO VAL THR LYS LEU THR ALA ASN ASP          
SEQRES  20 A  345  ILE TYR ALA GLU PHE TRP ALA GLU GLY ASP GLU MET LYS          
SEQRES  21 A  345  LYS LEU GLY ILE GLN PRO ILE PRO MET MET ASP ARG ASP          
SEQRES  22 A  345  LYS LYS ASP GLU VAL PRO GLN GLY GLN LEU GLY PHE TYR          
SEQRES  23 A  345  ASN ALA VAL ALA ILE PRO CYS TYR THR THR LEU THR GLN          
SEQRES  24 A  345  ILE LEU PRO PRO THR GLU PRO LEU LEU LYS ALA CYS ARG          
SEQRES  25 A  345  ASP ASN LEU SER GLN TRP GLU LYS VAL ILE ARG GLY GLU          
SEQRES  26 A  345  GLU THR ALA THR TRP ILE SER SER PRO SER VAL ALA GLN          
SEQRES  27 A  345  LYS ALA ALA ALA SER GLU ASP                                  
SEQRES   1 B  345  GLY ALA GLY THR SER ILE CYS THR SER GLU GLU TRP GLN          
SEQRES   2 B  345  GLY LEU MET GLN PHE THR LEU PRO VAL ARG LEU CYS LYS          
SEQRES   3 B  345  GLU ILE GLU LEU PHE HIS PHE ASP ILE GLY PRO PHE GLU          
SEQRES   4 B  345  ASN MET TRP PRO GLY ILE PHE VAL TYR MET VAL HIS ARG          
SEQRES   5 B  345  SER CYS GLY THR SER CYS PHE GLU LEU GLU LYS LEU CYS          
SEQRES   6 B  345  ARG PHE ILE MET SER VAL LYS LYS ASN TYR ARG ARG VAL          
SEQRES   7 B  345  PRO TYR HIS ASN TRP LYS HIS ALA VAL THR VAL ALA HIS          
SEQRES   8 B  345  CYS MET TYR ALA ILE LEU GLN ASN ASN HIS THR LEU PHE          
SEQRES   9 B  345  THR ASP LEU GLU ARG LYS GLY LEU LEU ILE ALA CYS LEU          
SEQRES  10 B  345  CYS HIS ASP LEU ASP HIS ARG GLY PHE SER ASN SER TYR          
SEQRES  11 B  345  LEU GLN LYS PHE ASP HIS PRO LEU ALA ALA LEU TYR SER          
SEQRES  12 B  345  THR SER THR MET GLU GLN HIS HIS PHE SER GLN THR VAL          
SEQRES  13 B  345  SER ILE LEU GLN LEU GLU GLY HIS ASN ILE PHE SER THR          
SEQRES  14 B  345  LEU SER SER SER GLU TYR GLU GLN VAL LEU GLU ILE ILE          
SEQRES  15 B  345  ARG LYS ALA ILE ILE ALA THR ASP LEU ALA LEU TYR PHE          
SEQRES  16 B  345  GLY ASN ARG LYS GLN LEU GLU GLU MET TYR GLN THR GLY          
SEQRES  17 B  345  SER LEU ASN LEU ASN ASN GLN SER HIS ARG ASP ARG VAL          
SEQRES  18 B  345  ILE GLY LEU MET MET THR ALA CYS ASP LEU CYS SER VAL          
SEQRES  19 B  345  THR LYS LEU TRP PRO VAL THR LYS LEU THR ALA ASN ASP          
SEQRES  20 B  345  ILE TYR ALA GLU PHE TRP ALA GLU GLY ASP GLU MET LYS          
SEQRES  21 B  345  LYS LEU GLY ILE GLN PRO ILE PRO MET MET ASP ARG ASP          
SEQRES  22 B  345  LYS LYS ASP GLU VAL PRO GLN GLY GLN LEU GLY PHE TYR          
SEQRES  23 B  345  ASN ALA VAL ALA ILE PRO CYS TYR THR THR LEU THR GLN          
SEQRES  24 B  345  ILE LEU PRO PRO THR GLU PRO LEU LEU LYS ALA CYS ARG          
SEQRES  25 B  345  ASP ASN LEU SER GLN TRP GLU LYS VAL ILE ARG GLY GLU          
SEQRES  26 B  345  GLU THR ALA THR TRP ILE SER SER PRO SER VAL ALA GLN          
SEQRES  27 B  345  LYS ALA ALA ALA SER GLU ASP                                  
HET    5NI  A 900      12                                                       
HET     NI  A 901       1                                                       
HET     NI  A 902       1                                                       
HET     NI  B 901       1                                                       
HET     NI  B 902       1                                                       
HETNAM     5NI 5-NITROINDAZOLE                                                  
HETNAM      NI NICKEL (II) ION                                                  
FORMUL   3  5NI    C7 H5 N3 O2                                                  
FORMUL   4   NI    4(NI 2+)                                                     
FORMUL   8  HOH   *375(H2 O)                                                    
HELIX    1   1 THR A  452  PHE A  462  1                                  11    
HELIX    2   2 PRO A  465  GLU A  473  1                                   9    
HELIX    3   3 ILE A  479  ASN A  484  5                                   6    
HELIX    4   4 MET A  485  GLY A  499  1                                  15    
HELIX    5   5 GLU A  504  ASN A  518  1                                  15    
HELIX    6   6 ASN A  526  ASN A  544  1                                  19    
HELIX    7   7 HIS A  545  PHE A  548  5                                   4    
HELIX    8   8 THR A  549  HIS A  563  1                                  15    
HELIX    9   9 SER A  571  PHE A  578  1                                   8    
HELIX   10  10 HIS A  580  TYR A  586  1                                   7    
HELIX   11  11 SER A  589  GLN A  604  1                                  16    
HELIX   12  12 SER A  615  THR A  633  1                                  19    
HELIX   13  13 ASP A  634  THR A  651  1                                  18    
HELIX   14  14 ASN A  658  LEU A  675  1                                  18    
HELIX   15  15 CYS A  676  LYS A  680  5                                   5    
HELIX   16  16 LEU A  681  LEU A  706  1                                  26    
HELIX   17  17 ILE A  711  ASP A  720  5                                  10    
HELIX   18  18 GLU A  721  VAL A  733  1                                  13    
HELIX   19  19 VAL A  733  LEU A  745  1                                  13    
HELIX   20  20 THR A  748  ARG A  767  1                                  20    
HELIX   21  21 THR B  452  GLN B  461  1                                  10    
HELIX   22  22 PRO B  465  CYS B  469  5                                   5    
HELIX   23  23 LYS B  470  LEU B  474  5                                   5    
HELIX   24  24 ILE B  479  ASN B  484  5                                   6    
HELIX   25  25 MET B  485  GLY B  499  1                                  15    
HELIX   26  26 GLU B  504  ASN B  518  1                                  15    
HELIX   27  27 ASN B  526  ASN B  543  1                                  18    
HELIX   28  28 ASN B  544  PHE B  548  5                                   5    
HELIX   29  29 THR B  549  HIS B  563  1                                  15    
HELIX   30  30 SER B  571  PHE B  578  1                                   8    
HELIX   31  31 HIS B  580  TYR B  586  1                                   7    
HELIX   32  32 SER B  589  GLN B  604  1                                  16    
HELIX   33  33 SER B  615  THR B  633  1                                  19    
HELIX   34  34 ASP B  634  THR B  651  1                                  18    
HELIX   35  35 ASN B  658  LEU B  675  1                                  18    
HELIX   36  36 CYS B  676  LYS B  680  5                                   5    
HELIX   37  37 LEU B  681  LYS B  686  1                                   6    
HELIX   38  38 LEU B  687  ALA B  689  5                                   3    
HELIX   39  39 ASN B  690  ILE B  692  5                                   3    
HELIX   40  40 TYR B  693  LEU B  706  1                                  14    
HELIX   41  41 ILE B  711  ASP B  715  5                                   5    
HELIX   42  42 GLU B  721  VAL B  733  1                                  13    
HELIX   43  43 VAL B  733  LEU B  745  1                                  13    
HELIX   44  44 THR B  748  ARG B  767  1                                  20    
LINK         NE2 HIS A 529                NI    NI A 901     1555   1555  2.21  
LINK         NE2 HIS A 563                NI    NI A 901     1555   1555  2.19  
LINK         OD2 ASP A 564                NI    NI A 901     1555   1555  2.15  
LINK         OD1 ASP A 564                NI    NI A 902     1555   1555  2.19  
LINK         OD2 ASP A 674                NI    NI A 901     1555   1555  2.11  
LINK        NI    NI A 901                 O   HOH A1010     1555   1555  2.38  
LINK        NI    NI A 901                 O   HOH A1119     1555   1555  2.07  
LINK        NI    NI A 902                 O   HOH A1001     1555   1555  2.28  
LINK        NI    NI A 902                 O   HOH A1022     1555   1555  2.36  
LINK        NI    NI A 902                 O   HOH A1117     1555   1555  2.25  
LINK        NI    NI A 902                 O   HOH A1118     1555   1555  2.25  
LINK        NI    NI A 902                 O   HOH A1119     1555   1555  2.25  
LINK         NE2 HIS B 529                NI    NI B 901     1555   1555  2.29  
LINK         NE2 HIS B 563                NI    NI B 901     1555   1555  2.23  
LINK         OD2 ASP B 564                NI    NI B 901     1555   1555  2.40  
LINK         OD1 ASP B 564                NI    NI B 902     1555   1555  2.27  
LINK         OD1 ASP B 674                NI    NI B 901     1555   1555  2.17  
LINK        NI    NI B 901                 O   HOH B1077     1555   1555  1.96  
LINK        NI    NI B 901                 O   HOH B1079     1555   1555  2.02  
LINK        NI    NI B 902                 O   HOH B1021     1555   1555  2.33  
LINK        NI    NI B 902                 O   HOH B1075     1555   1555  2.35  
LINK        NI    NI B 902                 O   HOH B1076     1555   1555  2.24  
LINK        NI    NI B 902                 O   HOH B1077     1555   1555  2.08  
LINK        NI    NI B 902                 O   HOH B1078     1555   1555  2.09  
SITE     1 AC1  6 LEU A 635  PHE A 696  GLN A 726  PHE A 729                    
SITE     2 AC1  6 LEU B 706  ILE B 708                                          
SITE     1 AC2  6 HIS A 529  HIS A 563  ASP A 564  ASP A 674                    
SITE     2 AC2  6 HOH A1010  HOH A1119                                          
SITE     1 AC3  6 ASP A 564  HOH A1001  HOH A1022  HOH A1117                    
SITE     2 AC3  6 HOH A1118  HOH A1119                                          
SITE     1 AC4  7 HIS B 529  HIS B 563  ASP B 564  ASP B 674                    
SITE     2 AC4  7  NI B 902  HOH B1077  HOH B1079                               
SITE     1 AC5  7 ASP B 564   NI B 901  HOH B1021  HOH B1075                    
SITE     2 AC5  7 HOH B1076  HOH B1077  HOH B1078                               
CRYST1   50.598   82.041  155.687  90.00  90.00  90.00 P 21 21 21    8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.019764  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012189  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006423        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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