PDB Short entry for 2ZLB
HEADER    TRANSFERASE                             04-APR-08   2ZLB              
TITLE     CRYSTAL STRUCTURE OF APO FORM OF RAT CATECHOL-O-                      
TITLE    2 METHYLTRANSFERASE                                                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CATECHOL O-METHYLTRANSFERASE;                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 2.1.1.6;                                                         
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS;                              
SOURCE   3 ORGANISM_COMMON: RAT;                                                
SOURCE   4 ORGANISM_TAXID: 10116;                                               
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21 CODON PLUS(DE3)RP;                    
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PGEX-2T                                   
KEYWDS    TRANSFERASE, METHYLTRANSFERASE, NEUROTRANSMITTER                      
KEYWDS   2 DEGRADATION, ALTERNATIVE INITIATION, CATECHOLAMINE                   
KEYWDS   3 METABOLISM, CYTOPLASM, MAGNESIUM, MEMBRANE, METAL-BINDING,           
KEYWDS   4 PHOSPHOPROTEIN, S-ADENOSYL-L-METHIONINE, SIGNAL-ANCHOR,              
KEYWDS   5 TRANSMEMBRANE, TRANSFERASE (METHYLTRANSFERASE)                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.TSUJI                                                               
REVDAT   3   24-MAR-09 2ZLB    1       JRNL   REMARK COMPND                     
REVDAT   2   13-JAN-09 2ZLB    1       JRNL   VERSN                             
REVDAT   1   07-OCT-08 2ZLB    0                                                
JRNL        AUTH   E.TSUJI,K.OKAZAKI,M.ISAJI,K.TAKEDA                           
JRNL        TITL   CRYSTAL STRUCTURES OF THE APO AND HOLO FORM OF RAT           
JRNL        TITL 2 CATECHOL-O-METHYLTRANSFERASE                                 
JRNL        REF    J.STRUCT.BIOL.                V. 165   133 2009              
JRNL        REFN                   ISSN 1047-8477                               
JRNL        PMID   19111934                                                     
JRNL        DOI    10.1016/J.JSB.2008.11.012                                    
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0005                                      
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) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 10735                          
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) : 0.182                           
REMARK   3   R VALUE            (WORKING SET) : 0.179                           
REMARK   3   FREE R VALUE                     : 0.237                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.700                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 535                             
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) : 2.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.26                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 747                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 93.88                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1770                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 36                           
REMARK   3   BIN FREE R VALUE                    : 0.3610                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1672                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 5                                       
REMARK   3   SOLVENT ATOMS            : 149                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 34.11                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 25.77                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.66000                                             
REMARK   3    B22 (A**2) : -0.66000                                             
REMARK   3    B33 (A**2) : 0.99000                                              
REMARK   3    B12 (A**2) : -0.33000                                             
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): 0.293         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.220         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.142         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.477         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.947                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.912                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1708 ; 0.020 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2315 ; 2.144 ; 1.989       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   211 ;10.114 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    76 ;37.751 ;24.868       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   305 ;20.761 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     9 ;16.708 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   260 ; 0.159 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1277 ; 0.008 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   849 ; 0.252 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1120 ; 0.320 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   134 ; 0.280 ; 0.200       
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):    44 ; 0.187 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    24 ; 0.187 ; 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):  1101 ; 1.292 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1699 ; 2.052 ; 2.000       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   719 ; 2.800 ; 3.000       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   616 ; 4.309 ; 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 : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE          
REMARK   3  RIDING POSITIONS                                                    
REMARK   4                                                                      
REMARK   4 2ZLB COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 08-APR-08.                  
REMARK 100 THE RCSB ID CODE IS RCSB028115.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 04-JUL-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 93                                 
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SPRING-8                           
REMARK 200  BEAMLINE                       : BL32B2                             
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                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU JUPITER 210                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 11356                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 39.160                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.7                               
REMARK 200  DATA REDUNDANCY                : 7.200                              
REMARK 200  R MERGE                    (I) : 0.07000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 20.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.32                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 94.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.10                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.24100                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 7.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1VID                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.90                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.15                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M (NH4)2SO4, 30% PEG 8000, PH         
REMARK 280  6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+2/3                                           
REMARK 290       6555   -X,-X+Y,-Z+1/3                                          
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       39.16100            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       78.32200            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       78.32200            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       39.16100            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 302  LIES ON A SPECIAL POSITION.                          
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    -1                                                      
REMARK 465     SER A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     GLY A     2                                                      
REMARK 465     PRO A   215                                                      
REMARK 465     SER A   216                                                      
REMARK 465     SER A   217                                                      
REMARK 465     PRO A   218                                                      
REMARK 465     ASP A   219                                                      
REMARK 465     LYS A   220                                                      
REMARK 465     SER A   221                                                      
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   N    LEU A   198     O    HOH A   399              1.44            
REMARK 500   N    HIS A   142     O    HOH A   395              1.58            
REMARK 500   O    ASP A   141     O    HOH A   311              2.04            
REMARK 500   C    TYR A   197     O    HOH A   399              2.06            
REMARK 500   CB   SER A   196     O    HOH A   401              2.08            
REMARK 500   O    TYR A   197     O    HOH A   315              2.09            
REMARK 500   O    HOH A   328     O    HOH A   433              2.12            
REMARK 500   O    GLN A    14     O    HOH A   391              2.13            
REMARK 500   O    HOH A   315     O    HOH A   401              2.16            
REMARK 500   O    HOH A   358     O    HOH A   390              2.17            
REMARK 500   O    SER A   186     O    HOH A   301              2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    LEU A 198   N   -  CA  -  C   ANGL. DEV. = -20.7 DEGREES          
REMARK 500    TYR A 197   O   -  C   -  N   ANGL. DEV. = -10.2 DEGREES          
REMARK 500    LEU A 198   C   -  N   -  CA  ANGL. DEV. = -15.4 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    LYS A  36      -79.84   -137.56                                   
REMARK 500    MET A  40     -144.79   -123.18                                   
REMARK 500    TYR A  68      -77.74   -131.80                                   
REMARK 500    ASP A 133      -81.19    -92.77                                   
REMARK 500    THR A 176       63.98     35.10                                   
REMARK 500    LEU A 198      -98.56   -115.25                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CHIRAL CENTERS                                             
REMARK 500                                                                      
REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL                     
REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY                      
REMARK 500 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: (11X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16)       
REMARK 500                                                                      
REMARK 500   M RES CSSEQI    IMPROPER   EXPECTED   FOUND DETAILS                
REMARK 500     VAL A  42        24.8      L          L   OUTSIDE RANGE          
REMARK 500     ASP A 131        23.1      L          L   OUTSIDE RANGE          
REMARK 500     ASP A 141        23.2      L          L   OUTSIDE RANGE          
REMARK 500     LEU A 198        47.6      L          L   OUTSIDE RANGE          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 336        DISTANCE =  6.39 ANGSTROMS                       
REMARK 525    HOH A 424        DISTANCE =  8.25 ANGSTROMS                       
REMARK 525    HOH A 431        DISTANCE =  7.40 ANGSTROMS                       
REMARK 525    HOH A 443        DISTANCE =  6.57 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 300                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1VID   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF CATECHOL O-METHYLTRANSFERASE COMPLEXED          
REMARK 900 WITH INHIBITOR.                                                      
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE SEQUENCE OF THIS ENTITY WAS BASED ON ISOFORM 2 OF UNIPROTKB/     
REMARK 999 SWISS-PROT P22734 (COMT_RAT). UNP-RESIDUES 1-43 WERE MISSING IN      
REMARK 999 ISOFORM-2.                                                           
DBREF  2ZLB A    1   221  UNP    P22734   COMT_RAT        44    264             
SEQADV 2ZLB GLY A   -1  UNP  P22734              EXPRESSION TAG                 
SEQADV 2ZLB SER A    0  UNP  P22734              EXPRESSION TAG                 
SEQRES   1 A  223  GLY SER MET GLY ASP THR LYS GLU GLN ARG ILE LEU ARG          
SEQRES   2 A  223  TYR VAL GLN GLN ASN ALA LYS PRO GLY ASP PRO GLN SER          
SEQRES   3 A  223  VAL LEU GLU ALA ILE ASP THR TYR CYS THR GLN LYS GLU          
SEQRES   4 A  223  TRP ALA MET ASN VAL GLY ASP ALA LYS GLY GLN ILE MET          
SEQRES   5 A  223  ASP ALA VAL ILE ARG GLU TYR SER PRO SER LEU VAL LEU          
SEQRES   6 A  223  GLU LEU GLY ALA TYR CYS GLY TYR SER ALA VAL ARG MET          
SEQRES   7 A  223  ALA ARG LEU LEU GLN PRO GLY ALA ARG LEU LEU THR MET          
SEQRES   8 A  223  GLU MET ASN PRO ASP TYR ALA ALA ILE THR GLN GLN MET          
SEQRES   9 A  223  LEU ASN PHE ALA GLY LEU GLN ASP LYS VAL THR ILE LEU          
SEQRES  10 A  223  ASN GLY ALA SER GLN ASP LEU ILE PRO GLN LEU LYS LYS          
SEQRES  11 A  223  LYS TYR ASP VAL ASP THR LEU ASP MET VAL PHE LEU ASP          
SEQRES  12 A  223  HIS TRP LYS ASP ARG TYR LEU PRO ASP THR LEU LEU LEU          
SEQRES  13 A  223  GLU LYS CYS GLY LEU LEU ARG LYS GLY THR VAL LEU LEU          
SEQRES  14 A  223  ALA ASP ASN VAL ILE VAL PRO GLY THR PRO ASP PHE LEU          
SEQRES  15 A  223  ALA TYR VAL ARG GLY SER SER SER PHE GLU CYS THR HIS          
SEQRES  16 A  223  TYR SER SER TYR LEU GLU TYR MET LYS VAL VAL ASP GLY          
SEQRES  17 A  223  LEU GLU LYS ALA ILE TYR GLN GLY PRO SER SER PRO ASP          
SEQRES  18 A  223  LYS SER                                                      
HET    SO4  A 300       5                                                       
HETNAM     SO4 SULFATE ION                                                      
FORMUL   2  SO4    O4 S 2-                                                      
FORMUL   3  HOH   *149(H2 O)                                                    
HELIX    1   1 THR A    4  ALA A   17  1                                  14    
HELIX    2   2 ASP A   21  LYS A   36  1                                  16    
HELIX    3   3 ASN A   41  SER A   58  1                                  18    
HELIX    4   4 GLY A   70  ARG A   78  1                                   9    
HELIX    5   5 ASN A   92  ALA A  106  1                                  15    
HELIX    6   6 LEU A  108  ASP A  110  5                                   3    
HELIX    7   7 ALA A  118  ILE A  123  1                                   6    
HELIX    8   8 GLN A  125  TYR A  130  1                                   6    
HELIX    9   9 TRP A  143  ASP A  145  5                                   3    
HELIX   10  10 ARG A  146  CYS A  157  1                                  12    
HELIX   11  11 THR A  176  SER A  186  1                                  11    
SHEET    1   A 7 VAL A 112  LEU A 115  0                                        
SHEET    2   A 7 ARG A  85  MET A  89  1  N  THR A  88   O  LEU A 115           
SHEET    3   A 7 LEU A  61  LEU A  65  1  N  GLU A  64   O  LEU A  87           
SHEET    4   A 7 LEU A 135  LEU A 140  1  O  PHE A 139   N  LEU A  65           
SHEET    5   A 7 LEU A 160  ALA A 168  1  O  VAL A 165   N  VAL A 138           
SHEET    6   A 7 ASP A 205  TYR A 212 -1  O  TYR A 212   N  GLY A 163           
SHEET    7   A 7 PHE A 189  SER A 196 -1  N  THR A 192   O  LYS A 209           
CISPEP   1 VAL A  173    PRO A  174          0        19.92                     
SITE     1 AC1  9 TYR A  68  CYS A  69  GLY A  70  TYR A  71                    
SITE     2 AC1  9 SER A  72  ASP A 141  HOH A 304  HOH A 322                    
SITE     3 AC1  9 HOH A 359                                                     
CRYST1   56.262   56.262  117.483  90.00  90.00 120.00 P 31 2 1      6          
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      0.017774  0.010262  0.000000        0.00000                         
SCALE2      0.000000  0.020524  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008512        0.00000