HEADER    HYDROLASE                               12-DEC-20   7B8E              
TITLE     TORPEDO CALIFORNICA ACETYLCHOLINESTERASE COMPLEXED WITH CA+2          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ACETYLCHOLINESTERASE;                                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: ACHE;                                                       
COMPND   5 EC: 3.1.1.7                                                          
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: TETRONARCE 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    ACETYLCHOLINESTERASE; ASSAM; DIFFERENTIAL SCANNING CALORIMETRY;       
KEYWDS   2 DIVALENT METAL ION; ELECTRON PARAMAGNETIC RESONANCE; THERMAL         
KEYWDS   3 INACTIVATION; TORPEDO; 4D MOTIF, HYDROLASE, 3.1.1.7                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    I.SILMAN,V.L.SHNYROV,Y.ASHANI,E.ROTH,A.NICOLAS,J.L.SUSSMAN            
REVDAT   5   23-OCT-24 7B8E    1       REMARK                                   
REVDAT   4   31-JAN-24 7B8E    1       REMARK                                   
REVDAT   3   21-APR-21 7B8E    1       JRNL                                     
REVDAT   2   24-MAR-21 7B8E    1       JRNL                                     
REVDAT   1   17-MAR-21 7B8E    0                                                
JRNL        AUTH   I.SILMAN,V.L.SHNYROV,Y.ASHANI,E.ROTH,A.NICOLAS,J.L.SUSSMAN,  
JRNL        AUTH 2 L.WEINER                                                     
JRNL        TITL   TORPEDO CALIFORNICA ACETYLCHOLINESTERASE IS STABILIZED BY    
JRNL        TITL 2 BINDING OF A DIVALENT METAL ION TO A NOVEL AND VERSATILE 4D  
JRNL        TITL 3 MOTIF.                                                       
JRNL        REF    PROTEIN SCI.                  V.  30   966 2021              
JRNL        REFN                   ESSN 1469-896X                               
JRNL        PMID   33686648                                                     
JRNL        DOI    10.1002/PRO.4061                                             
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   H.DVIR,H.L.JIANG,D.M.WONG,M.HAREL,M.CHETRIT,X.C.HE,G.Y.JIN,  
REMARK   1  AUTH 2 G.L.YU,X.C.TANG,I.SILMAN,D.L.BAI,J.L.SUSSMAN                 
REMARK   1  TITL   X-RAY STRUCTURES OF TORPEDO CALIFORNICA ACETYLCHOLINESTERASE 
REMARK   1  TITL 2 COMPLEXED WITH (+)-HUPERZINE A AND (-)-HUPERZINE B:          
REMARK   1  TITL 3 STRUCTURAL EVIDENCE FOR AN ACTIVE SITE REARRANGEMENT.        
REMARK   1  REF    BIOCHEMISTRY                  V.  41 10810 2002              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1  PMID   12196020                                                     
REMARK   1  DOI    10.1021/BI020151+                                            
REMARK   1 REFERENCE 2                                                          
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   1  PMID   1678899                                                      
REMARK   1  DOI    10.1126/SCIENCE.1678899                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.23 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.15.2_3472                                   
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2           
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.23                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.96                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 38702                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.181                           
REMARK   3   R VALUE            (WORKING SET) : 0.179                           
REMARK   3   FREE R VALUE                     : 0.226                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.940                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1913                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 19.9600 -  5.3400    0.99     2742   149  0.1595 0.1732        
REMARK   3     2  5.3400 -  4.2500    1.00     2685   124  0.1297 0.1920        
REMARK   3     3  4.2500 -  3.7200    1.00     2649   152  0.1552 0.1911        
REMARK   3     4  3.7200 -  3.3800    1.00     2636   137  0.1676 0.2193        
REMARK   3     5  3.3800 -  3.1400    1.00     2634   145  0.1989 0.2306        
REMARK   3     6  3.1400 -  2.9600    1.00     2629   135  0.2074 0.2599        
REMARK   3     7  2.9600 -  2.8100    1.00     2639   134  0.2097 0.2630        
REMARK   3     8  2.8100 -  2.6900    1.00     2612   134  0.2095 0.2673        
REMARK   3     9  2.6900 -  2.5800    1.00     2610   146  0.2093 0.2876        
REMARK   3    10  2.5800 -  2.4900    1.00     2650   128  0.2191 0.2710        
REMARK   3    11  2.4900 -  2.4200    1.00     2616   131  0.2241 0.2836        
REMARK   3    12  2.4200 -  2.3500    1.00     2606   144  0.2343 0.2854        
REMARK   3    13  2.3500 -  2.2900    1.00     2591   130  0.2398 0.3271        
REMARK   3    14  2.2900 -  2.2300    0.95     2490   124  0.2453 0.3136        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.269            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.150           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 39.68                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 43.68                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.008           4456                                  
REMARK   3   ANGLE     :  0.876           6047                                  
REMARK   3   CHIRALITY :  0.057            647                                  
REMARK   3   PLANARITY :  0.005            783                                  
REMARK   3   DIHEDRAL  :  3.050           3601                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 7B8E COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 14-DEC-20.                  
REMARK 100 THE DEPOSITION ID IS D_1292112918.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 10-FEB-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 155                                
REMARK 200  PH                             : 5.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID14-2                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : .93                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 1                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO V1.0                         
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK V1.0                     
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 38704                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.230                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 19.960                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY                : 4.000                              
REMARK 200  R MERGE                    (I) : 0.06100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 11.6000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.33                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.34700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MERLOT V1.0                                           
REMARK 200 STARTING MODEL: 1EA5                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 62.70                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.30                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: BY MIXING 2 UL OF PROTEIN (10-13 MG/ML   
REMARK 280  IN 0.1 M NACL/0.1 M 2-MORPHOLINOETHANESULFONIC ACID (MES)/0.02%     
REMARK 280  SODIUM AZIDE, PH 5.8) WITH 2 UL OF PRECIPITANT SOLUTION (0.2 M      
REMARK 280  CALCIUM ACETATE/10-15% (V/V) POLYETHYLENE GLYCOL (PEG) 5000         
REMARK 280  MONOMETHYL ETHER, 0.1 M MES, PH 6.5), THUS YIELDING CRYSTALS OF     
REMARK 280  THE CA+2/TCACHE COMPLEX., VAPOR DIFFUSION, HANGING DROP,            
REMARK 280  TEMPERATURE 293K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 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+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+1/3                                           
REMARK 290       6555   -X,-X+Y,-Z+2/3                                          
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       47.54600            
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       23.77300            
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       23.77300            
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       47.54600            
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: DIMER                      
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5690 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 41140 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -32.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, E, F                               
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  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       95.09200            
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 919  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 939  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     ASP A     1                                                      
REMARK 465     ASP A     2                                                      
REMARK 465     HIS A     3                                                      
REMARK 465     ALA A   536                                                      
REMARK 465     CYS A   537                                                      
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     LYS A 107    CD   CE   NZ                                        
REMARK 470     LYS A 270    CE   NZ                                             
REMARK 470     GLU A 344    CD   OE1  OE2                                       
REMARK 470     LYS A 346    CE   NZ                                             
REMARK 470     GLN A 488    CG   CD   OE1  NE2                                  
REMARK 470     GLU A 489    OE2                                                 
REMARK 470     LYS A 498    CD   CE   NZ                                        
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   OE1  GLU A   484     CD2  HIS A   486     4556     2.12            
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    SER A  24       -7.25     76.07                                   
REMARK 500    SER A  25     -159.10   -138.14                                   
REMARK 500    PHE A  45      -10.14     83.39                                   
REMARK 500    SER A 108       84.23   -160.35                                   
REMARK 500    PHE A 120        7.41     59.84                                   
REMARK 500    GLU A 140       40.55     70.24                                   
REMARK 500    LEU A 158       77.22   -114.62                                   
REMARK 500    SER A 200     -121.22     58.38                                   
REMARK 500    GLU A 299      -75.74   -112.71                                   
REMARK 500    THR A 317     -159.79   -155.64                                   
REMARK 500    ASP A 380       50.91   -160.35                                   
REMARK 500    VAL A 400      -62.34   -128.77                                   
REMARK 500    HIS A 486       66.68   -152.62                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 607  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 181   NE2                                                    
REMARK 620 2 HIS A 264   NE2  93.2                                              
REMARK 620 3 GLU A 268   OE1  88.7   4.7                                        
REMARK 620 4 HOH A 913   O    90.5   6.6   5.0                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 606  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 326   OD1                                                    
REMARK 620 2 ASP A 392   OD2  89.6                                              
REMARK 620 3 HOH A 747   O   175.8  90.6                                        
REMARK 620 4 HOH A 790   O    89.9  84.1  85.9                                  
REMARK 620 5 HOH A 818   O   101.2 166.1  79.2 104.4                            
REMARK 620 6 HOH A 870   O    95.7 109.2  88.2 165.6  61.5                      
REMARK 620 N                    1     2     3     4     5                       
DBREF  7B8E A    1   537  UNP    P04058   ACES_TETCF      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    NAG  E   1      14                                                       
HET    NAG  E   2      14                                                       
HET    NAG  F   1      14                                                       
HET    FUC  F   2      10                                                       
HET    EDO  A 601       4                                                       
HET    EDO  A 602       4                                                       
HET    EDO  A 603      10                                                       
HET    NAG  A 604      14                                                       
HET    FWN  A 605      12                                                       
HET     CA  A 606       1                                                       
HET     ZN  A 607       1                                                       
HETNAM     NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE                         
HETNAM     FUC ALPHA-L-FUCOPYRANOSE                                             
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETNAM     FWN 2-[2-(2-ETHOXYETHOXY)ETHOXY]ETHANOL                              
HETNAM      CA CALCIUM ION                                                      
HETNAM      ZN ZINC ION                                                         
HETSYN     NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA-           
HETSYN   2 NAG  D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO-          
HETSYN   3 NAG  2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE                         
HETSYN     FUC ALPHA-L-FUCOSE; 6-DEOXY-ALPHA-L-GALACTOPYRANOSE; L-              
HETSYN   2 FUC  FUCOSE; FUCOSE                                                  
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   2  NAG    4(C8 H15 N O6)                                               
FORMUL   3  FUC    C6 H12 O5                                                    
FORMUL   4  EDO    3(C2 H6 O2)                                                  
FORMUL   8  FWN    C8 H18 O4                                                    
FORMUL   9   CA    CA 2+                                                        
FORMUL  10   ZN    ZN 2+                                                        
FORMUL  11  HOH   *248(H2 O)                                                    
HELIX    1 AA1 VAL A   40  ARG A   44  5                                   5    
HELIX    2 AA2 PHE A   78  MET A   83  1                                   6    
HELIX    3 AA3 LEU A  127  ASN A  131  5                                   5    
HELIX    4 AA4 GLY A  132  GLU A  140  1                                   9    
HELIX    5 AA5 GLY A  151  LEU A  156  1                                   6    
HELIX    6 AA6 ASN A  167  ILE A  184  1                                  18    
HELIX    7 AA7 GLN A  185  PHE A  187  5                                   3    
HELIX    8 AA8 SER A  200  SER A  212  1                                  13    
HELIX    9 AA9 PRO A  213  PHE A  219  5                                   7    
HELIX   10 AB1 VAL A  238  LEU A  252  1                                  15    
HELIX   11 AB2 SER A  258  LYS A  269  1                                  12    
HELIX   12 AB3 LYS A  270  ASP A  276  1                                   7    
HELIX   13 AB4 VAL A  277  LEU A  282  5                                   6    
HELIX   14 AB5 SER A  304  GLY A  312  1                                   9    
HELIX   15 AB6 GLY A  328  ALA A  336  1                                   9    
HELIX   16 AB7 SER A  348  VAL A  360  1                                  13    
HELIX   17 AB8 ASN A  364  THR A  376  1                                  13    
HELIX   18 AB9 ASN A  383  VAL A  400  1                                  18    
HELIX   19 AC1 VAL A  400  GLY A  415  1                                  16    
HELIX   20 AC2 PRO A  433  GLY A  437  5                                   5    
HELIX   21 AC3 GLU A  443  PHE A  448  1                                   6    
HELIX   22 AC4 GLY A  449  ASN A  457  5                                   9    
HELIX   23 AC5 THR A  459  GLY A  480  1                                  22    
HELIX   24 AC6 ARG A  517  GLN A  526  1                                  10    
HELIX   25 AC7 GLN A  526  THR A  535  1                                  10    
SHEET    1 AA1 3 LEU A   7  THR A  10  0                                        
SHEET    2 AA1 3 GLY A  13  MET A  16 -1  O  VAL A  15   N  VAL A   8           
SHEET    3 AA1 3 VAL A  57  ASN A  59  1  O  TRP A  58   N  MET A  16           
SHEET    1 AA211 THR A  18  VAL A  22  0                                        
SHEET    2 AA211 SER A  25  PRO A  34 -1  O  ILE A  27   N  VAL A  20           
SHEET    3 AA211 TYR A  96  PRO A 102 -1  O  ILE A  99   N  PHE A  30           
SHEET    4 AA211 VAL A 142  SER A 145 -1  O  LEU A 143   N  TRP A 100           
SHEET    5 AA211 THR A 109  ILE A 115  1  N  MET A 112   O  VAL A 144           
SHEET    6 AA211 GLY A 189  GLU A 199  1  O  PHE A 197   N  VAL A 113           
SHEET    7 AA211 ARG A 221  GLN A 225  1  O  ILE A 223   N  ILE A 196           
SHEET    8 AA211 GLN A 318  ASN A 324  1  O  LEU A 320   N  ALA A 222           
SHEET    9 AA211 GLY A 417  PHE A 423  1  O  PHE A 423   N  VAL A 323           
SHEET   10 AA211 LYS A 501  LEU A 505  1  O  ILE A 503   N  PHE A 422           
SHEET   11 AA211 VAL A 512  GLN A 514 -1  O  HIS A 513   N  PHE A 502           
SHEET    1 AA3 2 VAL A 236  SER A 237  0                                        
SHEET    2 AA3 2 VAL A 295  ILE A 296  1  O  ILE A 296   N  VAL A 236           
SSBOND   1 CYS A   67    CYS A   94                          1555   1555  2.08  
SSBOND   2 CYS A  254    CYS A  265                          1555   1555  2.09  
SSBOND   3 CYS A  402    CYS A  521                          1555   1555  2.02  
LINK         ND2 ASN A  59                 C1  NAG F   1     1555   1555  1.45  
LINK         ND2 ASN A 416                 C1  NAG E   1     1555   1555  1.45  
LINK         ND2 ASN A 457                 C1  NAG A 604     1555   1555  1.45  
LINK         O4  NAG E   1                 C1  NAG E   2     1555   1555  1.38  
LINK         O6  NAG F   1                 C1  FUC F   2     1555   1555  1.37  
LINK         NE2 HIS A 181                ZN    ZN A 607     1555   3665  2.49  
LINK         NE2 HIS A 264                ZN    ZN A 607     1555   1555  2.02  
LINK         OE1 GLU A 268                ZN    ZN A 607     1555   1555  2.17  
LINK         OD1 ASP A 326                CA    CA A 606     1555   1555  2.24  
LINK         OD2 ASP A 392                CA    CA A 606     1555   1555  2.21  
LINK        CA    CA A 606                 O   HOH A 747     1555   1555  2.48  
LINK        CA    CA A 606                 O   HOH A 790     1555   1555  2.41  
LINK        CA    CA A 606                 O   HOH A 818     1555   1555  2.82  
LINK        CA    CA A 606                 O   HOH A 870     1555   1555  2.65  
LINK        ZN    ZN A 607                 O   HOH A 913     1555   2654  2.67  
CISPEP   1 SER A  103    PRO A  104          0         4.67                     
CRYST1  139.074  139.074   71.319  90.00  90.00 120.00 P 32 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      0.007190  0.004151  0.000000        0.00000                         
SCALE2      0.000000  0.008303  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014022        0.00000