PDB Short entry for 1OCE
HEADER    HYDROLASE                               12-JUN-98   1OCE              
TITLE     ACETYLCHOLINESTERASE (E.C. 3.1.1.7) COMPLEXED WITH MF268              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ACETYLCHOLINESTERASE;                                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 3.1.1.7;                                                         
COMPND   5 OTHER_DETAILS: INTER-MONOMER DISULFIDE BRIDGE                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: TORPEDO CALIFORNICA;                            
SOURCE   3 ORGANISM_COMMON: PACIFIC ELECTRIC RAY;                               
SOURCE   4 ORGANISM_TAXID: 7787;                                                
SOURCE   5 VARIANT: G2 FORM;                                                    
SOURCE   6 ORGAN: ELECTRIC ORGAN;                                               
SOURCE   7 TISSUE: ELECTROPLAQUE                                                
KEYWDS    HYDROLASE, CARBOXYLIC ESTERASE, NEUROTRANSMITTER CLEAVAGE, SERINE     
KEYWDS   2 ESTERASE                                                             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    C.BARTOLUCCI,E.PEROLA,L.CELLAI,M.BRUFANI,D.LAMBA                      
REVDAT   3   02-JUN-21 1OCE    1       REMARK LINK                              
REVDAT   2   24-FEB-09 1OCE    1       VERSN                                    
REVDAT   1   18-MAY-99 1OCE    0                                                
JRNL        AUTH   C.BARTOLUCCI,E.PEROLA,L.CELLAI,M.BRUFANI,D.LAMBA             
JRNL        TITL   "BACK DOOR" OPENING IMPLIED BY THE CRYSTAL STRUCTURE OF A    
JRNL        TITL 2 CARBAMOYLATED ACETYLCHOLINESTERASE.                          
JRNL        REF    BIOCHEMISTRY                  V.  38  5714 1999              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   10231521                                                     
JRNL        DOI    10.1021/BI982723P                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   E.PEROLA,L.CELLAI,D.LAMBA,L.FILOCAMO,M.BRUFANI               
REMARK   1  TITL   LONG CHAIN ANALOGS OF PHYSOSTIGMINE AS POTENTIAL DRUGS FOR   
REMARK   1  TITL 2 ALZHEIMER'S DISEASE: NEW INSIGHTS INTO THE MECHANISM OF      
REMARK   1  TITL 3 ACTION IN THE INHIBITION OF ACETYLCHOLINESTERASE             
REMARK   1  REF    BIOCHIM.BIOPHYS.ACTA          V.1343    41 1997              
REMARK   1  REFN                   ISSN 0006-3002                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   X.D.ZHU,G.CUADRA,M.BRUFANI,T.MAGGI,P.G.PAGELLA,E.WILLIAMS,   
REMARK   1  AUTH 2 E.GIACOBINI                                                  
REMARK   1  TITL   EFFECTS OF MF-268, A NEW CHOLINESTERASE INHIBITOR, ON        
REMARK   1  TITL 2 ACETYLCHOLINE AND BIOGENIC AMINES IN RAT CORTEX              
REMARK   1  REF    J.NEUROSCI.RES.               V.  43   120 1996              
REMARK   1  REFN                   ISSN 0360-4012                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   M.A.ALISI,M.BRUFANI,L.FILOCAMO,G.GOSTOLI,E.LICANDRO,         
REMARK   1  AUTH 2 M.C.CESTA,S.LAPPA,D.MARCHESINI,P.PAGELLA                     
REMARK   1  TITL   SYNTHESIS AND STRUCTURE-ACTIVITY RELATIONSHIPS OF NEW        
REMARK   1  TITL 2 ACETYLCHOLINESTERASE INHIBITORS:                             
REMARK   1  TITL 3 MORPHOLINOALKYLCARBAMOYLOXYESEROLINE DERIVATIVES             
REMARK   1  REF    BIOORG.MED.CHEM.LETT.         V.   5  2077 1995              
REMARK   1  REFN                   ISSN 0960-894X                               
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   J.L.SUSSMAN,M.HAREL,F.FROLOW,C.OEFNER,A.GOLDMAN,L.TOKER,     
REMARK   1  AUTH 2 I.SILMAN                                                     
REMARK   1  TITL   ATOMIC STRUCTURE OF ACETYLCHOLINESTERASE FROM TORPEDO        
REMARK   1  TITL 2 CALIFORNICA: A PROTOTYPIC ACETYLCHOLINE-BINDING PROTEIN      
REMARK   1  REF    SCIENCE                       V. 253   872 1991              
REMARK   1  REFN                   ISSN 0036-8075                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 10000000.000                   
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0010                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 84.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 22426                          
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 SET) : 0.208                           
REMARK   3   FREE R VALUE                     : 0.291                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1096                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.009                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.70                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.86                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 70.10                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2913                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3270                       
REMARK   3   BIN FREE R VALUE                    : 0.4140                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 4.80                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 148                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.034                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4203                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 19                                      
REMARK   3   SOLVENT ATOMS            : 157                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 42.20                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 29.30                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 2.23000                                              
REMARK   3    B22 (A**2) : 2.23000                                              
REMARK   3    B33 (A**2) : -4.47000                                             
REMARK   3    B12 (A**2) : 0.43000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.32                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.52                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.47                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.73                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.008                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 27.10                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.630                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.590 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.550 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.280 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.330 ; 2.500                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : NULL                                           
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1OCE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000175429.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : JUN-97                             
REMARK 200  TEMPERATURE           (KELVIN) : 120                                
REMARK 200  PH                             : 6.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ELETTRA                            
REMARK 200  BEAMLINE                       : 5.2R                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.920                              
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : TOROIDAL MIRROR                    
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE AREA DETECTOR          
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 24049                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 87.2                               
REMARK 200  DATA REDUNDANCY                : 2.300                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.14000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 6.7000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.80                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 69.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.60                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.64800                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.700                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: PDB ENTRY 2ACE                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 68.80                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.98                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.0                                   
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       45.79667            
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       91.59333            
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       91.59333            
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       45.79667            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3240 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 36970 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 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   BIOMT1   2 -0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.866025  0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      137.39000            
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     ASP A     1                                                      
REMARK 465     ASP A     2                                                      
REMARK 465     HIS A     3                                                      
REMARK 465     PRO A   485                                                      
REMARK 465     HIS A   486                                                      
REMARK 465     SER A   487                                                      
REMARK 465     GLN A   488                                                      
REMARK 465     GLU A   489                                                      
REMARK 465     ALA A   536                                                      
REMARK 465     CYS A   537                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     HIS A   26   ND1  CD2  CE1  NE2                                  
REMARK 480     ASN A   42   CG   OD1  ND2                                       
REMARK 480     ARG A   46   CZ   NH1  NH2                                       
REMARK 480     GLU A   89   CD   OE1  OE2                                       
REMARK 480     GLN A  162   OE1  NE2                                            
REMARK 480     ARG A  250   CZ   NH1  NH2                                       
REMARK 480     ASN A  257   CG   OD1  ND2                                       
REMARK 480     GLU A  260   OE1  OE2                                            
REMARK 480     GLU A  268   OE1  OE2                                            
REMARK 480     LYS A  270   CE   NZ                                             
REMARK 480     GLU A  344   OE1  OE2                                            
REMARK 480     GLU A  350   OE1  OE2                                            
REMARK 480     LYS A  357   NZ                                                  
REMARK 480     ASP A  365   OD1  OD2                                            
REMARK 480     LYS A  413   CD   CE   NZ                                        
REMARK 480     LYS A  491   CD   CE   NZ                                        
REMARK 480     LYS A  498   CG   CD   CE   NZ                                   
REMARK 480     GLU A  499   OE1  OE2                                            
REMARK 480     GLU A  508   CD   OE1  OE2                                       
REMARK 480     LYS A  511   CD   CE   NZ                                        
REMARK 480     ARG A  515   CZ   NH1  NH2                                       
REMARK 480     GLN A  526   OE1  NE2                                            
REMARK 480     ASN A  533   CG   OD1  ND2                                       
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    LEU A  23       73.53     40.29                                   
REMARK 500    PRO A  39       42.07    -76.72                                   
REMARK 500    PHE A  45      -20.29     86.16                                   
REMARK 500    ALA A  60       57.77   -113.34                                   
REMARK 500    GLU A  73       26.46   -143.30                                   
REMARK 500    PHE A  78      114.79    -26.78                                   
REMARK 500    LEU A  95       93.96    -65.26                                   
REMARK 500    SER A 108       84.53   -179.96                                   
REMARK 500    PHE A 120       -1.86     67.41                                   
REMARK 500    TYR A 137      -76.60    -59.54                                   
REMARK 500    GLU A 140       31.12     71.30                                   
REMARK 500    PHE A 155       -3.29   -150.88                                   
REMARK 500    ALA A 157       71.18   -107.96                                   
REMARK 500    ALA A 164       80.80   -151.31                                   
REMARK 500    PRO A 191       -4.52    -54.76                                   
REMARK 500    SER A 200     -118.52     46.69                                   
REMARK 500    ARG A 220      -64.53    -99.41                                   
REMARK 500    ASN A 230       30.35    -88.16                                   
REMARK 500    SER A 291      -79.39    -60.11                                   
REMARK 500    GLU A 299      -74.42   -117.86                                   
REMARK 500    THR A 317     -152.93   -162.06                                   
REMARK 500    SER A 345       51.17     37.46                                   
REMARK 500    VAL A 360       74.15   -112.14                                   
REMARK 500    TRP A 378        7.84    -69.98                                   
REMARK 500    ASP A 380       48.19   -167.97                                   
REMARK 500    ASP A 381        0.60    -56.83                                   
REMARK 500    VAL A 400      -65.49   -129.79                                   
REMARK 500    THR A 412       59.82    -58.29                                   
REMARK 500    LYS A 413       10.07   -169.59                                   
REMARK 500    PHE A 414      -21.01   -159.18                                   
REMARK 500    GLU A 455      -17.53    -36.79                                   
REMARK 500    ASN A 457       87.60     59.48                                   
REMARK 500    LYS A 498      -79.64    -86.98                                   
REMARK 500    GLN A 500       64.61    -69.64                                   
REMARK 500    THR A 507       -3.84    -59.93                                   
REMARK 500    MET A 510      134.12    -35.35                                   
REMARK 500    HIS A 513     -168.06   -117.74                                   
REMARK 500    ARG A 515       65.16     83.37                                   
REMARK 500    ARG A 517       63.11     26.75                                   
REMARK 500    GLN A 526      -54.65   -131.00                                   
REMARK 500    LEU A 532       -9.27    -54.45                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: ACT                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: ACTIVE-SITE CATALYTIC TRIAD.                       
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MF2 A 700                 
DBREF  1OCE A    1   537  UNP    P04058   ACES_TORCA      22    558             
SEQRES   1 A  537  ASP ASP HIS SER GLU LEU LEU VAL ASN THR LYS SER GLY          
SEQRES   2 A  537  LYS VAL MET GLY THR ARG VAL PRO VAL LEU SER SER HIS          
SEQRES   3 A  537  ILE SER ALA PHE LEU GLY ILE PRO PHE ALA GLU PRO PRO          
SEQRES   4 A  537  VAL GLY ASN MET ARG PHE ARG ARG PRO GLU PRO LYS LYS          
SEQRES   5 A  537  PRO TRP SER GLY VAL TRP ASN ALA SER THR TYR PRO ASN          
SEQRES   6 A  537  ASN CYS GLN GLN TYR VAL ASP GLU GLN PHE PRO GLY PHE          
SEQRES   7 A  537  SER GLY SER GLU MET TRP ASN PRO ASN ARG GLU MET SER          
SEQRES   8 A  537  GLU ASP CYS LEU TYR LEU ASN ILE TRP VAL PRO SER PRO          
SEQRES   9 A  537  ARG PRO LYS SER THR THR VAL MET VAL TRP ILE TYR GLY          
SEQRES  10 A  537  GLY GLY PHE TYR SER GLY SER SER THR LEU ASP VAL TYR          
SEQRES  11 A  537  ASN GLY LYS TYR LEU ALA TYR THR GLU GLU VAL VAL LEU          
SEQRES  12 A  537  VAL SER LEU SER TYR ARG VAL GLY ALA PHE GLY PHE LEU          
SEQRES  13 A  537  ALA LEU HIS GLY SER GLN GLU ALA PRO GLY ASN VAL GLY          
SEQRES  14 A  537  LEU LEU ASP GLN ARG MET ALA LEU GLN TRP VAL HIS ASP          
SEQRES  15 A  537  ASN ILE GLN PHE PHE GLY GLY ASP PRO LYS THR VAL THR          
SEQRES  16 A  537  ILE PHE GLY GLU SER ALA GLY GLY ALA SER VAL GLY MET          
SEQRES  17 A  537  HIS ILE LEU SER PRO GLY SER ARG ASP LEU PHE ARG ARG          
SEQRES  18 A  537  ALA ILE LEU GLN SER GLY SER PRO ASN CYS PRO TRP ALA          
SEQRES  19 A  537  SER VAL SER VAL ALA GLU GLY ARG ARG ARG ALA VAL GLU          
SEQRES  20 A  537  LEU GLY ARG ASN LEU ASN CYS ASN LEU ASN SER ASP GLU          
SEQRES  21 A  537  GLU LEU ILE HIS CYS LEU ARG GLU LYS LYS PRO GLN GLU          
SEQRES  22 A  537  LEU ILE ASP VAL GLU TRP ASN VAL LEU PRO PHE ASP SER          
SEQRES  23 A  537  ILE PHE ARG PHE SER PHE VAL PRO VAL ILE ASP GLY GLU          
SEQRES  24 A  537  PHE PHE PRO THR SER LEU GLU SER MET LEU ASN SER GLY          
SEQRES  25 A  537  ASN PHE LYS LYS THR GLN ILE LEU LEU GLY VAL ASN LYS          
SEQRES  26 A  537  ASP GLU GLY SER PHE PHE LEU LEU TYR GLY ALA PRO GLY          
SEQRES  27 A  537  PHE SER LYS ASP SER GLU SER LYS ILE SER ARG GLU ASP          
SEQRES  28 A  537  PHE MET SER GLY VAL LYS LEU SER VAL PRO HIS ALA ASN          
SEQRES  29 A  537  ASP LEU GLY LEU ASP ALA VAL THR LEU GLN TYR THR ASP          
SEQRES  30 A  537  TRP MET ASP ASP ASN ASN GLY ILE LYS ASN ARG ASP GLY          
SEQRES  31 A  537  LEU ASP ASP ILE VAL GLY ASP HIS ASN VAL ILE CYS PRO          
SEQRES  32 A  537  LEU MET HIS PHE VAL ASN LYS TYR THR LYS PHE GLY ASN          
SEQRES  33 A  537  GLY THR TYR LEU TYR PHE PHE ASN HIS ARG ALA SER ASN          
SEQRES  34 A  537  LEU VAL TRP PRO GLU TRP MET GLY VAL ILE HIS GLY TYR          
SEQRES  35 A  537  GLU ILE GLU PHE VAL PHE GLY LEU PRO LEU VAL LYS GLU          
SEQRES  36 A  537  LEU ASN TYR THR ALA GLU GLU GLU ALA LEU SER ARG ARG          
SEQRES  37 A  537  ILE MET HIS TYR TRP ALA THR PHE ALA LYS THR GLY ASN          
SEQRES  38 A  537  PRO ASN GLU PRO HIS SER GLN GLU SER LYS TRP PRO LEU          
SEQRES  39 A  537  PHE THR THR LYS GLU GLN LYS PHE ILE ASP LEU ASN THR          
SEQRES  40 A  537  GLU PRO MET LYS VAL HIS GLN ARG LEU ARG VAL GLN MET          
SEQRES  41 A  537  CYS VAL PHE TRP ASN GLN PHE LEU PRO LYS LEU LEU ASN          
SEQRES  42 A  537  ALA THR ALA CYS                                              
HET    MF2  A 700      19                                                       
HETNAM     MF2 CIS-2,6-DIMETHYLMORPHOLINOOCTYLCARBAMYLESEROLINE                 
HETSYN     MF2 MF268                                                            
FORMUL   2  MF2    C15 H30 N2 O2                                                
FORMUL   3  HOH   *157(H2 O)                                                    
HELIX    1   1 GLY A   41  MET A   43  5                                   3    
HELIX    2   2 SER A   79  TRP A   84  1                                   6    
HELIX    3   3 ASP A  128  TYR A  130  5                                   3    
HELIX    4   4 LYS A  133  GLU A  139  1                                   7    
HELIX    5   5 ALA A  152  GLY A  154  5                                   3    
HELIX    6   6 VAL A  168  ASN A  183  1                                  16    
HELIX    7   7 SER A  200  LEU A  211  5                                  12    
HELIX    8   8 ARG A  216  LEU A  218  5                                   3    
HELIX    9   9 VAL A  238  ASN A  251  1                                  14    
HELIX   10  10 ASP A  259  GLU A  268  1                                  10    
HELIX   11  11 PRO A  271  ASP A  276  1                                   6    
HELIX   12  12 GLU A  278  VAL A  281  5                                   4    
HELIX   13  13 LEU A  305  ASN A  310  1                                   6    
HELIX   14  14 GLY A  328  LEU A  333  5                                   6    
HELIX   15  15 ARG A  349  SER A  359  1                                  11    
HELIX   16  16 ASP A  365  TYR A  375  1                                  11    
HELIX   17  17 GLY A  384  ASN A  399  1                                  16    
HELIX   18  18 ILE A  401  TYR A  411  1                                  11    
HELIX   19  19 GLU A  434  MET A  436  5                                   3    
HELIX   20  20 ILE A  444  VAL A  447  1                                   4    
HELIX   21  21 LEU A  450  LEU A  452  5                                   3    
HELIX   22  22 LYS A  454  LEU A  456  5                                   3    
HELIX   23  23 ALA A  460  THR A  479  1                                  20    
HELIX   24  24 VAL A  518  TRP A  524  1                                   7    
HELIX   25  25 PHE A  527  LEU A  531  1                                   5    
SHEET    1   A 3 LEU A   7  THR A  10  0                                        
SHEET    2   A 3 GLY A  13  MET A  16 -1  N  VAL A  15   O  VAL A   8           
SHEET    3   A 3 VAL A  57  ASN A  59  1  N  TRP A  58   O  LYS A  14           
SHEET    1   B11 THR A  18  VAL A  22  0                                        
SHEET    2   B11 SER A  25  PHE A  30 -1  N  ALA A  29   O  THR A  18           
SHEET    3   B11 ASN A  98  VAL A 101 -1  N  VAL A 101   O  SER A  28           
SHEET    4   B11 VAL A 142  SER A 145 -1  N  SER A 145   O  ASN A  98           
SHEET    5   B11 VAL A 111  ILE A 115  1  N  MET A 112   O  VAL A 142           
SHEET    6   B11 VAL A 194  GLU A 199  1  N  THR A 195   O  VAL A 111           
SHEET    7   B11 ARG A 221  GLN A 225  1  N  ARG A 221   O  ILE A 196           
SHEET    8   B11 GLN A 318  ASN A 324  1  N  LEU A 320   O  ALA A 222           
SHEET    9   B11 GLY A 417  PHE A 423  1  N  GLY A 417   O  ILE A 319           
SHEET   10   B11 LYS A 501  LEU A 505  1  N  ILE A 503   O  PHE A 422           
SHEET   11   B11 VAL A 512  GLN A 514 -1  N  HIS A 513   O  PHE A 502           
SSBOND   1 CYS A   67    CYS A   94                          1555   1555  2.04  
SSBOND   2 CYS A  254    CYS A  265                          1555   1555  2.03  
SSBOND   3 CYS A  402    CYS A  521                          1555   1555  2.03  
LINK         OG  SER A 200                 C18 MF2 A 700     1555   1555  1.37  
CISPEP   1 SER A  103    PRO A  104          0         0.14                     
SITE     1 ACT  3 SER A 200  HIS A 440  GLU A 327                               
SITE     1 AC1 10 TYR A  70  GLY A 118  GLY A 119  TYR A 121                    
SITE     2 AC1 10 SER A 200  ALA A 201  PHE A 330  PHE A 331                    
SITE     3 AC1 10 TYR A 334  HIS A 440                                          
CRYST1  111.496  111.496  137.390  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      0.008969  0.005178  0.000000        0.00000                         
SCALE2      0.000000  0.010356  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007279        0.00000