PDB Short entry for 6NTO
HEADER    HYDROLASE/HYDROLASE INHIBITOR           29-JAN-19   6NTO              
TITLE     CRYSTAL STRUCTURE OF RECOMBINANT HUMAN ACETYLCHOLINESTERASE INHIBITED 
TITLE    2 BY A-230                                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ACETYLCHOLINESTERASE;                                      
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: ACHE;                                                       
COMPND   5 EC: 3.1.1.7;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: ACHE;                                                          
SOURCE   6 EXPRESSION_SYSTEM: HOMO SAPIENS;                                     
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 9606                                        
KEYWDS    HYDROLASE, INHIBITOR, HYDROLASE-HYDROLASE INHIBITOR COMPLEX           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.M.BESTER,M.A.GUELTA,J.J.HEIGHT,S.D.PEGAN                            
REVDAT   4   11-OCT-23 6NTO    1       REMARK                                   
REVDAT   3   02-JUN-21 6NTO    1       REMARK HETSYN LINK                       
REVDAT   2   29-JUL-20 6NTO    1       COMPND REMARK HETNAM LINK                
REVDAT   2 2                   1       SITE   ATOM                              
REVDAT   1   01-JUL-20 6NTO    0                                                
JRNL        AUTH   J.J.HEIGHT,S.M.BESTER,M.A.GUELTA,S.Y.BAE,J.CHEUNG,S.D.PEGAN  
JRNL        TITL   INSIGHTS INTO INHIBITION OF HUMAN ACETYLCHOLINESTERASE BY    
JRNL        TITL 2 NOVICHOK, A-SERIES NERVE AGENTS                              
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.05 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (1.13_2998: ???)                              
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 : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.05                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 47.00                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.350                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 128617                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.170                           
REMARK   3   R VALUE            (WORKING SET) : 0.169                           
REMARK   3   FREE R VALUE                     : 0.197                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.130                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 6596                            
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 47.0100 -  6.3723    0.99     4413   226  0.1762 0.2224        
REMARK   3     2  6.3723 -  5.0598    1.00     4180   238  0.1632 0.1598        
REMARK   3     3  5.0598 -  4.4208    1.00     4192   204  0.1249 0.1469        
REMARK   3     4  4.4208 -  4.0168    1.00     4113   217  0.1255 0.1492        
REMARK   3     5  4.0168 -  3.7290    1.00     4108   233  0.1320 0.1551        
REMARK   3     6  3.7290 -  3.5092    1.00     4146   205  0.1471 0.1749        
REMARK   3     7  3.5092 -  3.3335    1.00     4053   249  0.1579 0.1771        
REMARK   3     8  3.3335 -  3.1885    1.00     4094   236  0.1622 0.1826        
REMARK   3     9  3.1885 -  3.0658    1.00     4032   208  0.1660 0.1978        
REMARK   3    10  3.0658 -  2.9600    1.00     4099   208  0.1735 0.2029        
REMARK   3    11  2.9600 -  2.8674    1.00     4052   235  0.1758 0.2358        
REMARK   3    12  2.8674 -  2.7855    1.00     4078   188  0.1742 0.2059        
REMARK   3    13  2.7855 -  2.7122    1.00     4040   223  0.1851 0.1965        
REMARK   3    14  2.7122 -  2.6460    1.00     4098   206  0.1850 0.2182        
REMARK   3    15  2.6460 -  2.5858    1.00     4022   227  0.1870 0.2178        
REMARK   3    16  2.5858 -  2.5308    1.00     4033   215  0.1896 0.2395        
REMARK   3    17  2.5308 -  2.4802    1.00     4085   191  0.1971 0.2619        
REMARK   3    18  2.4802 -  2.4334    1.00     3997   226  0.1946 0.2569        
REMARK   3    19  2.4334 -  2.3899    1.00     4047   220  0.2052 0.2417        
REMARK   3    20  2.3899 -  2.3494    1.00     4044   214  0.2042 0.2484        
REMARK   3    21  2.3494 -  2.3115    1.00     3989   228  0.1970 0.2276        
REMARK   3    22  2.3115 -  2.2760    1.00     4021   215  0.2034 0.2097        
REMARK   3    23  2.2760 -  2.2425    1.00     4077   228  0.2009 0.2383        
REMARK   3    24  2.2425 -  2.2109    1.00     3963   239  0.2033 0.2284        
REMARK   3    25  2.2109 -  2.1810    1.00     4028   195  0.2125 0.2473        
REMARK   3    26  2.1810 -  2.1527    1.00     4043   232  0.2205 0.2507        
REMARK   3    27  2.1527 -  2.1258    1.00     3945   234  0.2261 0.2607        
REMARK   3    28  2.1258 -  2.1002    1.00     4104   183  0.2336 0.2493        
REMARK   3    29  2.1002 -  2.0758    1.00     4007   212  0.2422 0.2558        
REMARK   3    30  2.0758 -  2.0524    0.99     3918   261  0.2544 0.2633        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : NULL                                          
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)     : 0.190            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.280           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
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      :  0.003           8819                                  
REMARK   3   ANGLE     :  0.649          12066                                  
REMARK   3   CHIRALITY :  0.045           1304                                  
REMARK   3   PLANARITY :  0.005           1577                                  
REMARK   3   DIHEDRAL  :  5.558           7024                                  
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 6NTO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-FEB-19.                  
REMARK 100 THE DEPOSITION ID IS D_1000239408.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 14-JUL-16                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 22-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : RAYONIX MX300-HS                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 128769                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.050                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 6.100                              
REMARK 200  R MERGE                    (I) : 0.07200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 21.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.05                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.09                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.40                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 4EY4                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 71.28                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.28                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 15-21% POLYETHYLENE GLYCOL 3350 (PEG)    
REMARK 280  AND 0.17- 0.21M POTASSIUM NITRATE WITH DMSO, GLYCEROL, AND          
REMARK 280  ETHYLENE GLYCOL IN A 1:1:1 RATIO; PH 7.0, VAPOR DIFFUSION,          
REMARK 280  SITTING DROP, TEMPERATURE 295K                                      
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      107.81700            
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      215.63400            
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      215.63400            
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      107.81700            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5620 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 38600 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 36.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C, D                               
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, E                                  
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000       52.22000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000      -90.44769            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000     -107.81700            
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     2                                                      
REMARK 465     GLY A   260                                                      
REMARK 465     GLY A   261                                                      
REMARK 465     ARG A   493                                                      
REMARK 465     ASP A   494                                                      
REMARK 465     PRO A   495                                                      
REMARK 465     LYS A   496                                                      
REMARK 465     THR A   543                                                      
REMARK 465     GLY B     2                                                      
REMARK 465     ARG B     3                                                      
REMARK 465     GLU B     4                                                      
REMARK 465     GLY B   260                                                      
REMARK 465     GLY B   261                                                      
REMARK 465     THR B   262                                                      
REMARK 465     GLY B   263                                                      
REMARK 465     GLY B   264                                                      
REMARK 465     ARG B   493                                                      
REMARK 465     ASP B   494                                                      
REMARK 465     PRO B   495                                                      
REMARK 465     LYS B   496                                                      
REMARK 465     THR B   543                                                      
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   C4   NAG D     1     C1   NAG D     2              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    PHE A  47       -4.16     76.82                                   
REMARK 500    ASN A 170       18.65     59.90                                   
REMARK 500    SER A 203     -121.69     60.20                                   
REMARK 500    ASP A 306      -82.52    -99.22                                   
REMARK 500    VAL A 407      -61.61   -125.61                                   
REMARK 500    PHE B  47       -1.47     75.41                                   
REMARK 500    ALA B  62       52.61   -112.10                                   
REMARK 500    SER B 203     -120.95     58.79                                   
REMARK 500    ASP B 306      -81.40    -99.41                                   
REMARK 500    VAL B 407      -61.18   -127.32                                   
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 A1295        DISTANCE =  6.15 ANGSTROMS                       
REMARK 525    HOH A1296        DISTANCE =  6.64 ANGSTROMS                       
REMARK 525    HOH A1297        DISTANCE =  7.16 ANGSTROMS                       
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 6NTG   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 6NTH   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 6NTK   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 6NTL   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 6NTM   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 6NTN   RELATED DB: PDB                                   
DBREF  6NTO A    2   543  UNP    P22303   ACES_HUMAN      33    574             
DBREF  6NTO B    2   543  UNP    P22303   ACES_HUMAN      33    574             
SEQRES   1 A  542  GLY ARG GLU ASP ALA GLU LEU LEU VAL THR VAL ARG GLY          
SEQRES   2 A  542  GLY ARG LEU ARG GLY ILE ARG LEU LYS THR PRO GLY GLY          
SEQRES   3 A  542  PRO VAL SER ALA PHE LEU GLY ILE PRO PHE ALA GLU PRO          
SEQRES   4 A  542  PRO MET GLY PRO ARG ARG PHE LEU PRO PRO GLU PRO LYS          
SEQRES   5 A  542  GLN PRO TRP SER GLY VAL VAL ASP ALA THR THR PHE GLN          
SEQRES   6 A  542  SER VAL CYS TYR GLN TYR VAL ASP THR LEU TYR PRO GLY          
SEQRES   7 A  542  PHE GLU GLY THR GLU MET TRP ASN PRO ASN ARG GLU LEU          
SEQRES   8 A  542  SER GLU ASP CYS LEU TYR LEU ASN VAL TRP THR PRO TYR          
SEQRES   9 A  542  PRO ARG PRO THR SER PRO THR PRO VAL LEU VAL TRP ILE          
SEQRES  10 A  542  TYR GLY GLY GLY PHE TYR SER GLY ALA SER SER LEU ASP          
SEQRES  11 A  542  VAL TYR ASP GLY ARG PHE LEU VAL GLN ALA GLU ARG THR          
SEQRES  12 A  542  VAL LEU VAL SER MET ASN TYR ARG VAL GLY ALA PHE GLY          
SEQRES  13 A  542  PHE LEU ALA LEU PRO GLY SER ARG GLU ALA PRO GLY ASN          
SEQRES  14 A  542  VAL GLY LEU LEU ASP GLN ARG LEU ALA LEU GLN TRP VAL          
SEQRES  15 A  542  GLN GLU ASN VAL ALA ALA PHE GLY GLY ASP PRO THR SER          
SEQRES  16 A  542  VAL THR LEU PHE GLY GLU SER ALA GLY ALA ALA SER VAL          
SEQRES  17 A  542  GLY MET HIS LEU LEU SER PRO PRO SER ARG GLY LEU PHE          
SEQRES  18 A  542  HIS ARG ALA VAL LEU GLN SER GLY ALA PRO ASN GLY PRO          
SEQRES  19 A  542  TRP ALA THR VAL GLY MET GLY GLU ALA ARG ARG ARG ALA          
SEQRES  20 A  542  THR GLN LEU ALA HIS LEU VAL GLY CYS PRO PRO GLY GLY          
SEQRES  21 A  542  THR GLY GLY ASN ASP THR GLU LEU VAL ALA CYS LEU ARG          
SEQRES  22 A  542  THR ARG PRO ALA GLN VAL LEU VAL ASN HIS GLU TRP HIS          
SEQRES  23 A  542  VAL LEU PRO GLN GLU SER VAL PHE ARG PHE SER PHE VAL          
SEQRES  24 A  542  PRO VAL VAL ASP GLY ASP PHE LEU SER ASP THR PRO GLU          
SEQRES  25 A  542  ALA LEU ILE ASN ALA GLY ASP PHE HIS GLY LEU GLN VAL          
SEQRES  26 A  542  LEU VAL GLY VAL VAL LYS ASP GLU GLY SER TYR PHE LEU          
SEQRES  27 A  542  VAL TYR GLY ALA PRO GLY PHE SER LYS ASP ASN GLU SER          
SEQRES  28 A  542  LEU ILE SER ARG ALA GLU PHE LEU ALA GLY VAL ARG VAL          
SEQRES  29 A  542  GLY VAL PRO GLN VAL SER ASP LEU ALA ALA GLU ALA VAL          
SEQRES  30 A  542  VAL LEU HIS TYR THR ASP TRP LEU HIS PRO GLU ASP PRO          
SEQRES  31 A  542  ALA ARG LEU ARG GLU ALA LEU SER ASP VAL VAL GLY ASP          
SEQRES  32 A  542  HIS ASN VAL VAL CYS PRO VAL ALA GLN LEU ALA GLY ARG          
SEQRES  33 A  542  LEU ALA ALA GLN GLY ALA ARG VAL TYR ALA TYR VAL PHE          
SEQRES  34 A  542  GLU HIS ARG ALA SER THR LEU SER TRP PRO LEU TRP MET          
SEQRES  35 A  542  GLY VAL PRO HIS GLY TYR GLU ILE GLU PHE ILE PHE GLY          
SEQRES  36 A  542  ILE PRO LEU ASP PRO SER ARG ASN TYR THR ALA GLU GLU          
SEQRES  37 A  542  LYS ILE PHE ALA GLN ARG LEU MET ARG TYR TRP ALA ASN          
SEQRES  38 A  542  PHE ALA ARG THR GLY ASP PRO ASN GLU PRO ARG ASP PRO          
SEQRES  39 A  542  LYS ALA PRO GLN TRP PRO PRO TYR THR ALA GLY ALA GLN          
SEQRES  40 A  542  GLN TYR VAL SER LEU ASP LEU ARG PRO LEU GLU VAL ARG          
SEQRES  41 A  542  ARG GLY LEU ARG ALA GLN ALA CYS ALA PHE TRP ASN ARG          
SEQRES  42 A  542  PHE LEU PRO LYS LEU LEU SER ALA THR                          
SEQRES   1 B  542  GLY ARG GLU ASP ALA GLU LEU LEU VAL THR VAL ARG GLY          
SEQRES   2 B  542  GLY ARG LEU ARG GLY ILE ARG LEU LYS THR PRO GLY GLY          
SEQRES   3 B  542  PRO VAL SER ALA PHE LEU GLY ILE PRO PHE ALA GLU PRO          
SEQRES   4 B  542  PRO MET GLY PRO ARG ARG PHE LEU PRO PRO GLU PRO LYS          
SEQRES   5 B  542  GLN PRO TRP SER GLY VAL VAL ASP ALA THR THR PHE GLN          
SEQRES   6 B  542  SER VAL CYS TYR GLN TYR VAL ASP THR LEU TYR PRO GLY          
SEQRES   7 B  542  PHE GLU GLY THR GLU MET TRP ASN PRO ASN ARG GLU LEU          
SEQRES   8 B  542  SER GLU ASP CYS LEU TYR LEU ASN VAL TRP THR PRO TYR          
SEQRES   9 B  542  PRO ARG PRO THR SER PRO THR PRO VAL LEU VAL TRP ILE          
SEQRES  10 B  542  TYR GLY GLY GLY PHE TYR SER GLY ALA SER SER LEU ASP          
SEQRES  11 B  542  VAL TYR ASP GLY ARG PHE LEU VAL GLN ALA GLU ARG THR          
SEQRES  12 B  542  VAL LEU VAL SER MET ASN TYR ARG VAL GLY ALA PHE GLY          
SEQRES  13 B  542  PHE LEU ALA LEU PRO GLY SER ARG GLU ALA PRO GLY ASN          
SEQRES  14 B  542  VAL GLY LEU LEU ASP GLN ARG LEU ALA LEU GLN TRP VAL          
SEQRES  15 B  542  GLN GLU ASN VAL ALA ALA PHE GLY GLY ASP PRO THR SER          
SEQRES  16 B  542  VAL THR LEU PHE GLY GLU SER ALA GLY ALA ALA SER VAL          
SEQRES  17 B  542  GLY MET HIS LEU LEU SER PRO PRO SER ARG GLY LEU PHE          
SEQRES  18 B  542  HIS ARG ALA VAL LEU GLN SER GLY ALA PRO ASN GLY PRO          
SEQRES  19 B  542  TRP ALA THR VAL GLY MET GLY GLU ALA ARG ARG ARG ALA          
SEQRES  20 B  542  THR GLN LEU ALA HIS LEU VAL GLY CYS PRO PRO GLY GLY          
SEQRES  21 B  542  THR GLY GLY ASN ASP THR GLU LEU VAL ALA CYS LEU ARG          
SEQRES  22 B  542  THR ARG PRO ALA GLN VAL LEU VAL ASN HIS GLU TRP HIS          
SEQRES  23 B  542  VAL LEU PRO GLN GLU SER VAL PHE ARG PHE SER PHE VAL          
SEQRES  24 B  542  PRO VAL VAL ASP GLY ASP PHE LEU SER ASP THR PRO GLU          
SEQRES  25 B  542  ALA LEU ILE ASN ALA GLY ASP PHE HIS GLY LEU GLN VAL          
SEQRES  26 B  542  LEU VAL GLY VAL VAL LYS ASP GLU GLY SER TYR PHE LEU          
SEQRES  27 B  542  VAL TYR GLY ALA PRO GLY PHE SER LYS ASP ASN GLU SER          
SEQRES  28 B  542  LEU ILE SER ARG ALA GLU PHE LEU ALA GLY VAL ARG VAL          
SEQRES  29 B  542  GLY VAL PRO GLN VAL SER ASP LEU ALA ALA GLU ALA VAL          
SEQRES  30 B  542  VAL LEU HIS TYR THR ASP TRP LEU HIS PRO GLU ASP PRO          
SEQRES  31 B  542  ALA ARG LEU ARG GLU ALA LEU SER ASP VAL VAL GLY ASP          
SEQRES  32 B  542  HIS ASN VAL VAL CYS PRO VAL ALA GLN LEU ALA GLY ARG          
SEQRES  33 B  542  LEU ALA ALA GLN GLY ALA ARG VAL TYR ALA TYR VAL PHE          
SEQRES  34 B  542  GLU HIS ARG ALA SER THR LEU SER TRP PRO LEU TRP MET          
SEQRES  35 B  542  GLY VAL PRO HIS GLY TYR GLU ILE GLU PHE ILE PHE GLY          
SEQRES  36 B  542  ILE PRO LEU ASP PRO SER ARG ASN TYR THR ALA GLU GLU          
SEQRES  37 B  542  LYS ILE PHE ALA GLN ARG LEU MET ARG TYR TRP ALA ASN          
SEQRES  38 B  542  PHE ALA ARG THR GLY ASP PRO ASN GLU PRO ARG ASP PRO          
SEQRES  39 B  542  LYS ALA PRO GLN TRP PRO PRO TYR THR ALA GLY ALA GLN          
SEQRES  40 B  542  GLN TYR VAL SER LEU ASP LEU ARG PRO LEU GLU VAL ARG          
SEQRES  41 B  542  ARG GLY LEU ARG ALA GLN ALA CYS ALA PHE TRP ASN ARG          
SEQRES  42 B  542  PHE LEU PRO LYS LEU LEU SER ALA THR                          
HET    NAG  C   1      14                                                       
HET    NAG  C   2      14                                                       
HET    FUC  C   3      10                                                       
HET    NAG  D   1      14                                                       
HET    NAG  D   2      14                                                       
HET    FUC  D   3      10                                                       
HET    NAG  E   1      14                                                       
HET    NAG  E   2      14                                                       
HET    FUC  E   3      10                                                       
HET    NAG  A 604      14                                                       
HET    L2Y  A 605      11                                                       
HET    PEG  A 606       7                                                       
HET    PEG  A 607       7                                                       
HET    PEG  A 608       7                                                       
HET    7PE  B 604      21                                                       
HET    L2Y  B 605      11                                                       
HETNAM     NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE                         
HETNAM     FUC ALPHA-L-FUCOPYRANOSE                                             
HETNAM     L2Y (S)-N-[(1E)-1-(DIETHYLAMINO)ETHYLIDENE]-P-                       
HETNAM   2 L2Y  METHYLPHOSPHONAMIDIC FLUORIDE                                   
HETNAM     PEG DI(HYDROXYETHYL)ETHER                                            
HETNAM     7PE 2-(2-(2-(2-(2-(2-ETHOXYETHOXY)ETHOXY)ETHOXY)ETHOXY)              
HETNAM   2 7PE  ETHOXY)ETHANOL                                                  
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     L2Y A-230 (NERVE AGENT)                                              
HETSYN     7PE POLYETHYLENE GLYCOL FRAGMENT                                     
FORMUL   3  NAG    7(C8 H15 N O6)                                               
FORMUL   3  FUC    3(C6 H12 O5)                                                 
FORMUL   7  L2Y    2(C7 H16 F N2 O P)                                           
FORMUL   8  PEG    3(C4 H10 O3)                                                 
FORMUL  11  7PE    C14 H30 O7                                                   
FORMUL  13  HOH   *1232(H2 O)                                                   
HELIX    1 AA1 ASP A    5  GLU A    7  5                                   3    
HELIX    2 AA2 MET A   42  ARG A   46  5                                   5    
HELIX    3 AA3 PHE A   80  MET A   85  1                                   6    
HELIX    4 AA4 LEU A  130  ASP A  134  5                                   5    
HELIX    5 AA5 GLY A  135  ARG A  143  1                                   9    
HELIX    6 AA6 VAL A  153  LEU A  159  1                                   7    
HELIX    7 AA7 ASN A  170  VAL A  187  1                                  18    
HELIX    8 AA8 ALA A  188  PHE A  190  5                                   3    
HELIX    9 AA9 SER A  203  LEU A  214  1                                  12    
HELIX   10 AB1 SER A  215  GLY A  220  1                                   6    
HELIX   11 AB2 MET A  241  VAL A  255  1                                  15    
HELIX   12 AB3 ASN A  265  THR A  275  1                                  11    
HELIX   13 AB4 PRO A  277  HIS A  284  1                                   8    
HELIX   14 AB5 GLU A  285  LEU A  289  5                                   5    
HELIX   15 AB6 THR A  311  ALA A  318  1                                   8    
HELIX   16 AB7 GLY A  335  VAL A  340  1                                   6    
HELIX   17 AB8 SER A  355  VAL A  367  1                                  13    
HELIX   18 AB9 SER A  371  THR A  383  1                                  13    
HELIX   19 AC1 ASP A  390  VAL A  407  1                                  18    
HELIX   20 AC2 VAL A  407  GLN A  421  1                                  15    
HELIX   21 AC3 PRO A  440  GLY A  444  5                                   5    
HELIX   22 AC4 GLU A  450  PHE A  455  1                                   6    
HELIX   23 AC5 GLY A  456  ASP A  460  5                                   5    
HELIX   24 AC6 THR A  466  GLY A  487  1                                  22    
HELIX   25 AC7 ARG A  525  ARG A  534  1                                  10    
HELIX   26 AC8 PHE A  535  ALA A  542  1                                   8    
HELIX   27 AC9 ASP B    5  GLU B    7  5                                   3    
HELIX   28 AD1 MET B   42  ARG B   46  5                                   5    
HELIX   29 AD2 PHE B   80  MET B   85  1                                   6    
HELIX   30 AD3 LEU B  130  ASP B  134  5                                   5    
HELIX   31 AD4 GLY B  135  ARG B  143  1                                   9    
HELIX   32 AD5 VAL B  153  LEU B  159  1                                   7    
HELIX   33 AD6 ASN B  170  VAL B  187  1                                  18    
HELIX   34 AD7 ALA B  188  PHE B  190  5                                   3    
HELIX   35 AD8 SER B  203  LEU B  214  1                                  12    
HELIX   36 AD9 SER B  215  GLY B  220  1                                   6    
HELIX   37 AE1 MET B  241  VAL B  255  1                                  15    
HELIX   38 AE2 ASP B  266  ARG B  276  1                                  11    
HELIX   39 AE3 PRO B  277  HIS B  284  1                                   8    
HELIX   40 AE4 GLU B  285  LEU B  289  5                                   5    
HELIX   41 AE5 THR B  311  ALA B  318  1                                   8    
HELIX   42 AE6 GLY B  335  VAL B  340  1                                   6    
HELIX   43 AE7 SER B  355  VAL B  367  1                                  13    
HELIX   44 AE8 SER B  371  THR B  383  1                                  13    
HELIX   45 AE9 ASP B  390  VAL B  407  1                                  18    
HELIX   46 AF1 VAL B  407  GLN B  421  1                                  15    
HELIX   47 AF2 PRO B  440  GLY B  444  5                                   5    
HELIX   48 AF3 GLU B  450  PHE B  455  1                                   6    
HELIX   49 AF4 GLY B  456  ASP B  460  5                                   5    
HELIX   50 AF5 THR B  466  GLY B  487  1                                  22    
HELIX   51 AF6 ARG B  525  ARG B  534  1                                  10    
HELIX   52 AF7 PHE B  535  ALA B  542  1                                   8    
SHEET    1 AA1 3 LEU A   9  VAL A  12  0                                        
SHEET    2 AA1 3 GLY A  15  ARG A  18 -1  O  LEU A  17   N  VAL A  10           
SHEET    3 AA1 3 VAL A  59  ASP A  61  1  O  VAL A  60   N  ARG A  16           
SHEET    1 AA211 ILE A  20  THR A  24  0                                        
SHEET    2 AA211 GLY A  27  PRO A  36 -1  O  VAL A  29   N  LEU A  22           
SHEET    3 AA211 TYR A  98  PRO A 104 -1  O  LEU A  99   N  ILE A  35           
SHEET    4 AA211 VAL A 145  MET A 149 -1  O  SER A 148   N  ASN A 100           
SHEET    5 AA211 THR A 112  ILE A 118  1  N  TRP A 117   O  VAL A 147           
SHEET    6 AA211 GLY A 192  GLU A 202  1  O  ASP A 193   N  THR A 112           
SHEET    7 AA211 ARG A 224  GLN A 228  1  O  GLN A 228   N  GLY A 201           
SHEET    8 AA211 GLN A 325  VAL A 331  1  O  LEU A 327   N  LEU A 227           
SHEET    9 AA211 ARG A 424  PHE A 430  1  O  TYR A 426   N  VAL A 328           
SHEET   10 AA211 GLN A 509  LEU A 513  1  O  LEU A 513   N  VAL A 429           
SHEET   11 AA211 GLU A 519  ARG A 522 -1  O  ARG A 521   N  TYR A 510           
SHEET    1 AA3 2 VAL A  68  CYS A  69  0                                        
SHEET    2 AA3 2 LEU A  92  SER A  93  1  O  SER A  93   N  VAL A  68           
SHEET    1 AA4 2 VAL A 239  GLY A 240  0                                        
SHEET    2 AA4 2 VAL A 302  VAL A 303  1  O  VAL A 303   N  VAL A 239           
SHEET    1 AA5 3 LEU B   9  VAL B  12  0                                        
SHEET    2 AA5 3 GLY B  15  ARG B  18 -1  O  LEU B  17   N  VAL B  10           
SHEET    3 AA5 3 VAL B  59  ASP B  61  1  O  VAL B  60   N  ARG B  16           
SHEET    1 AA611 ILE B  20  LEU B  22  0                                        
SHEET    2 AA611 VAL B  29  PRO B  36 -1  O  VAL B  29   N  LEU B  22           
SHEET    3 AA611 TYR B  98  PRO B 104 -1  O  THR B 103   N  SER B  30           
SHEET    4 AA611 VAL B 145  MET B 149 -1  O  SER B 148   N  ASN B 100           
SHEET    5 AA611 THR B 112  ILE B 118  1  N  LEU B 115   O  VAL B 145           
SHEET    6 AA611 GLY B 192  GLU B 202  1  O  ASP B 193   N  THR B 112           
SHEET    7 AA611 ARG B 224  GLN B 228  1  O  GLN B 228   N  GLY B 201           
SHEET    8 AA611 GLN B 325  VAL B 331  1  O  LEU B 327   N  LEU B 227           
SHEET    9 AA611 ARG B 424  PHE B 430  1  O  PHE B 430   N  VAL B 330           
SHEET   10 AA611 GLN B 509  LEU B 513  1  O  LEU B 513   N  VAL B 429           
SHEET   11 AA611 GLU B 519  ARG B 522 -1  O  ARG B 521   N  TYR B 510           
SHEET    1 AA7 2 VAL B  68  CYS B  69  0                                        
SHEET    2 AA7 2 LEU B  92  SER B  93  1  O  SER B  93   N  VAL B  68           
SHEET    1 AA8 2 VAL B 239  GLY B 240  0                                        
SHEET    2 AA8 2 VAL B 302  VAL B 303  1  O  VAL B 303   N  VAL B 239           
SSBOND   1 CYS A   69    CYS A   96                          1555   1555  2.04  
SSBOND   2 CYS A  257    CYS A  272                          1555   1555  2.03  
SSBOND   3 CYS A  409    CYS A  529                          1555   1555  2.04  
SSBOND   4 CYS B   69    CYS B   96                          1555   1555  2.03  
SSBOND   5 CYS B  257    CYS B  272                          1555   1555  2.03  
SSBOND   6 CYS B  409    CYS B  529                          1555   1555  2.04  
LINK         OG  SER A 203                 P09 L2Y A 605     1555   1555  1.40  
LINK         ND2 ASN A 265                 C1  NAG D   1     1555   1555  1.49  
LINK         ND2 ASN A 350                 C1  NAG C   1     1555   1555  1.45  
LINK         ND2 ASN A 464                 C1  NAG A 604     1555   1555  1.44  
LINK         OG  SER B 203                 P09 L2Y B 605     1555   1555  1.40  
LINK         ND2 ASN B 350                 C1  NAG E   1     1555   1555  1.44  
LINK         O4  NAG C   1                 C1  NAG C   2     1555   1555  1.46  
LINK         O6  NAG C   1                 C1  FUC C   3     1555   1555  1.44  
LINK         O4  NAG D   1                 C1  NAG D   2     1555   1555  1.39  
LINK         O6  NAG D   1                 C1  FUC D   3     1555   1555  1.44  
LINK         O4  NAG E   1                 C1  NAG E   2     1555   1555  1.45  
LINK         O6  NAG E   1                 C1  FUC E   3     1555   1555  1.44  
CISPEP   1 TYR A  105    PRO A  106          0         2.27                     
CISPEP   2 CYS A  257    PRO A  258          0        -6.01                     
CISPEP   3 TYR B  105    PRO B  106          0        -1.66                     
CISPEP   4 ALA B  497    PRO B  498          0         0.67                     
CRYST1  104.440  104.440  323.451  90.00  90.00 120.00 P 31 2 1     12          
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      0.009575  0.005528  0.000000        0.00000                         
SCALE2      0.000000  0.011056  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.003092        0.00000