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Database: PDB
Entry: 2F11
LinkDB: 2F11
Original site: 2F11 
HEADER    HYDROLASE                               14-NOV-05   2F11              
TITLE     CRYSTAL STRUCTURE OF THE HUMAN SIALIDASE NEU2 IN COMPLEX              
TITLE    2 WITH ISOBUTYL ETHER MIMETIC INHIBITOR                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SIALIDASE 2;                                               
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: NEU2, CYTOSOLIC SIALIDASE, N-ACETYL-ALPHA-                  
COMPND   5 NEURAMINIDASE 2;                                                     
COMPND   6 EC: 3.2.1.18;                                                        
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21;                            
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PGEX-2T                                   
KEYWDS    SIALIDASE, NEURAMINIDASE, INFLUENZA VIRUS, DRUG DESIGN,               
KEYWDS   2 HYDROLASE                                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.M.G.CHAVAS,R.KATO,M.C.MANN,R.J.THOMSON,J.C.DYASON,M.VON             
AUTHOR   2 ITZSTEIN,P.FUSI,C.TRINGALI,B.VENERANDO,G.TETTAMANTI,E.MONTI,         
AUTHOR   3 S.WAKATSUKI                                                          
REVDAT   2   24-FEB-09 2F11    1       VERSN                                    
REVDAT   1   21-NOV-06 2F11    0                                                
JRNL        AUTH   L.M.G.CHAVAS,R.KATO,M.C.MANN,R.J.THOMSON,                    
JRNL        AUTH 2 J.C.DYASON,M.VON ITZSTEIN,P.FUSI,C.TRINGALI,                 
JRNL        AUTH 3 B.VENERANDO,G.TETTAMANTI,E.MONTI,S.WAKATSUKI                 
JRNL        TITL   CRYSTAL STRUCTURE OF THE HUMAN SIALIDASE NEU2 IN             
JRNL        TITL 2 COMPLEX WITH ISOBUTYL ETHER MIMETIC INHIBITOR                
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.57 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU,             
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.57                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 62.02                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 96.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 10849                          
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                     : 0.300                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.800                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 573                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2726                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 24                                      
REMARK   3   SOLVENT ATOMS            : 96                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 33.98                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -21.61600                                            
REMARK   3    B22 (A**2) : 1.54400                                              
REMARK   3    B33 (A**2) : 20.07100                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.50                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : 43.80                                                
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  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : CARBOHYDRATE.PARAM                             
REMARK   3  PARAMETER FILE  4  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  5  : IEM_REP.PARAM                                  
REMARK   3  PARAMETER FILE  6  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3  TOPOLOGY FILE  6   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2F11 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 29-NOV-05.                  
REMARK 100 THE RCSB ID CODE IS RCSB035319.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 17-MAR-04                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : PHOTON FACTORY                     
REMARK 200  BEAMLINE                       : BL-6A                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0000                             
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUAMTUM 4R                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 11422                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.550                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 62.020                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.10700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.5000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.55                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.64                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.40500                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1SNT                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.71                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM/POTASSIUM PHOSPHATE, PH 8.0,      
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 283K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       46.18000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       46.18000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  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       43.49000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       43.85000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       43.49000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       43.85000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       46.18000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       43.49000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       43.85000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       46.18000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       43.49000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       43.85000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
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 300 REMARK: THE MONOMER IN THE ASYMMETRIC UNIT FORMS THE BIOLOGICAL      
REMARK 300 MOLECULE                                                             
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A    -1                                                      
REMARK 465     SER A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     ALA A    42                                                      
REMARK 465     SER A    43                                                      
REMARK 465     LYS A    44                                                      
REMARK 465     LYS A    45                                                      
REMARK 465     ASP A    46                                                      
REMARK 465     GLU A    47                                                      
REMARK 465     HIS A    48                                                      
REMARK 465     GLY A   107                                                      
REMARK 465     GLN A   108                                                      
REMARK 465     VAL A   109                                                      
REMARK 465     THR A   110                                                      
REMARK 465     GLU A   111                                                      
REMARK 465     GLN A   112                                                      
REMARK 465     GLN A   113                                                      
REMARK 465     GLN A   114                                                      
REMARK 465     LEU A   115                                                      
REMARK 465     GLN A   116                                                      
REMARK 465     THR A   117                                                      
REMARK 465     ARG A   118                                                      
REMARK 465     HIS A   185                                                      
REMARK 465     PRO A   186                                                      
REMARK 465     SER A   284                                                      
REMARK 465     GLY A   285                                                      
REMARK 465     PRO A   286                                                      
REMARK 465     GLY A   287                                                      
REMARK 465     SER A   288                                                      
REMARK 465     PRO A   289                                                      
REMARK 465     TYR A   377                                                      
REMARK 465     LEU A   378                                                      
REMARK 465     PRO A   379                                                      
REMARK 465     GLN A   380                                                      
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    ILE A  22       71.10     66.92                                   
REMARK 500    HIS A 132       30.47     70.85                                   
REMARK 500    THR A 143      -80.21    -37.20                                   
REMARK 500    THR A 156     -173.57   -171.17                                   
REMARK 500    CYS A 164     -164.06   -101.09                                   
REMARK 500    ASP A 169      166.60    -46.64                                   
REMARK 500    GLN A 214      171.36    -59.72                                   
REMARK 500    LEU A 217     -138.58   -123.18                                   
REMARK 500    GLN A 256      -88.65     -9.38                                   
REMARK 500    PRO A 268      -33.88    -35.01                                   
REMARK 500    PRO A 269      -38.96    -29.03                                   
REMARK 500    GLN A 270       -0.93    171.06                                   
REMARK 500    HIS A 297      154.27    176.62                                   
REMARK 500    ASP A 306       81.24     63.53                                   
REMARK 500    ALA A 333     -119.35   -121.39                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 400        DISTANCE =  5.42 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 381                 
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IEM A 382                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1SN7   RELATED DB: PDB                                   
REMARK 900 HUMAN NEU2 APO-FORM                                                  
REMARK 900 RELATED ID: 1SO7   RELATED DB: PDB                                   
REMARK 900 HUMAN NEU2 SUGAR-INDUCED FORM                                        
REMARK 900 RELATED ID: 1VCU   RELATED DB: PDB                                   
REMARK 900 HUMAN NEU2-DANA COMPLEX                                              
REMARK 900 RELATED ID: 2F0Z   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2F10   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2F12   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2F13   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2F24   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2F25   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2F26   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2F27   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2F28   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2F29   RELATED DB: PDB                                   
DBREF  2F11 A    1   380  UNP    Q9Y3R4   NEUR2_HUMAN      1    380             
SEQADV 2F11 GLY A   -1  UNP  Q9Y3R4              CLONING ARTIFACT               
SEQADV 2F11 SER A    0  UNP  Q9Y3R4              CLONING ARTIFACT               
SEQRES   1 A  382  GLY SER MET ALA SER LEU PRO VAL LEU GLN LYS GLU SER          
SEQRES   2 A  382  VAL PHE GLN SER GLY ALA HIS ALA TYR ARG ILE PRO ALA          
SEQRES   3 A  382  LEU LEU TYR LEU PRO GLY GLN GLN SER LEU LEU ALA PHE          
SEQRES   4 A  382  ALA GLU GLN ARG ALA SER LYS LYS ASP GLU HIS ALA GLU          
SEQRES   5 A  382  LEU ILE VAL LEU ARG ARG GLY ASP TYR ASP ALA PRO THR          
SEQRES   6 A  382  HIS GLN VAL GLN TRP GLN ALA GLN GLU VAL VAL ALA GLN          
SEQRES   7 A  382  ALA ARG LEU ASP GLY HIS ARG SER MET ASN PRO CYS PRO          
SEQRES   8 A  382  LEU TYR ASP ALA GLN THR GLY THR LEU PHE LEU PHE PHE          
SEQRES   9 A  382  ILE ALA ILE PRO GLY GLN VAL THR GLU GLN GLN GLN LEU          
SEQRES  10 A  382  GLN THR ARG ALA ASN VAL THR ARG LEU CYS GLN VAL THR          
SEQRES  11 A  382  SER THR ASP HIS GLY ARG THR TRP SER SER PRO ARG ASP          
SEQRES  12 A  382  LEU THR ASP ALA ALA ILE GLY PRO ALA TYR ARG GLU TRP          
SEQRES  13 A  382  SER THR PHE ALA VAL GLY PRO GLY HIS CYS LEU GLN LEU          
SEQRES  14 A  382  ASN ASP ARG ALA ARG SER LEU VAL VAL PRO ALA TYR ALA          
SEQRES  15 A  382  TYR ARG LYS LEU HIS PRO ILE GLN ARG PRO ILE PRO SER          
SEQRES  16 A  382  ALA PHE CYS PHE LEU SER HIS ASP HIS GLY ARG THR TRP          
SEQRES  17 A  382  ALA ARG GLY HIS PHE VAL ALA GLN ASP THR LEU GLU CYS          
SEQRES  18 A  382  GLN VAL ALA GLU VAL GLU THR GLY GLU GLN ARG VAL VAL          
SEQRES  19 A  382  THR LEU ASN ALA ARG SER HIS LEU ARG ALA ARG VAL GLN          
SEQRES  20 A  382  ALA GLN SER THR ASN ASP GLY LEU ASP PHE GLN GLU SER          
SEQRES  21 A  382  GLN LEU VAL LYS LYS LEU VAL GLU PRO PRO PRO GLN GLY          
SEQRES  22 A  382  CYS GLN GLY SER VAL ILE SER PHE PRO SER PRO ARG SER          
SEQRES  23 A  382  GLY PRO GLY SER PRO ALA GLN TRP LEU LEU TYR THR HIS          
SEQRES  24 A  382  PRO THR HIS SER TRP GLN ARG ALA ASP LEU GLY ALA TYR          
SEQRES  25 A  382  LEU ASN PRO ARG PRO PRO ALA PRO GLU ALA TRP SER GLU          
SEQRES  26 A  382  PRO VAL LEU LEU ALA LYS GLY SER CYS ALA TYR SER ASP          
SEQRES  27 A  382  LEU GLN SER MET GLY THR GLY PRO ASP GLY SER PRO LEU          
SEQRES  28 A  382  PHE GLY CYS LEU TYR GLU ALA ASN ASP TYR GLU GLU ILE          
SEQRES  29 A  382  VAL PHE LEU MET PHE THR LEU LYS GLN ALA PHE PRO ALA          
SEQRES  30 A  382  GLU TYR LEU PRO GLN                                          
HET    PO4  A 381       5                                                       
HET    IEM  A 382      19                                                       
HETNAM     PO4 PHOSPHATE ION                                                    
HETNAM     IEM 5-ACETAMIDO-5,6-DIHYDRO-4-HYDROXY-6-ISOBUTOXY-4H-                
HETNAM   2 IEM  PYRAN-2-CARBOXYLIC ACID                                         
HETSYN     IEM ISOBUTYL ETHER MIMETIC                                           
FORMUL   2  PO4    O4 P 3-                                                      
FORMUL   3  IEM    C12 H19 N O6                                                 
FORMUL   4  HOH   *96(H2 O)                                                     
HELIX    1   1 PRO A   29  GLN A   31  5                                   3    
HELIX    2   2 LEU A  142  GLY A  148  1                                   7    
HELIX    3   3 PRO A  149  ARG A  152  5                                   4    
HELIX    4   4 ALA A  317  TRP A  321  5                                   5    
HELIX    5   5 LEU A  369  PHE A  373  1                                   5    
SHEET    1   A 7 GLN A   8  GLN A  14  0                                        
SHEET    2   A 7 GLU A 361  THR A 368 -1  O  PHE A 364   N  GLU A  10           
SHEET    3   A 7 PRO A 348  ALA A 356 -1  N  CYS A 352   O  LEU A 365           
SHEET    4   A 7 VAL A 325  THR A 342 -1  N  GLY A 341   O  LEU A 349           
SHEET    5   A 7 ALA A 305  ASN A 312 -1  N  ASP A 306   O  GLY A 330           
SHEET    6   A 7 GLN A 291  PRO A 298 -1  N  TYR A 295   O  TYR A 310           
SHEET    7   A 7 SER A 275  PRO A 280 -1  N  PHE A 279   O  TRP A 292           
SHEET    1   B 4 ALA A  19  LEU A  28  0                                        
SHEET    2   B 4 SER A  33  ARG A  41 -1  O  ARG A  41   N  ALA A  19           
SHEET    3   B 4 LEU A  51  ASP A  60 -1  O  LEU A  51   N  GLN A  40           
SHEET    4   B 4 GLN A  65  TRP A  68 -1  O  GLN A  65   N  ASP A  60           
SHEET    1   C 4 ALA A  19  LEU A  28  0                                        
SHEET    2   C 4 SER A  33  ARG A  41 -1  O  ARG A  41   N  ALA A  19           
SHEET    3   C 4 LEU A  51  ASP A  60 -1  O  LEU A  51   N  GLN A  40           
SHEET    4   C 4 GLU A  72  VAL A  73 -1  O  GLU A  72   N  LEU A  54           
SHEET    1   D 3 ARG A  83  TYR A  91  0                                        
SHEET    2   D 3 LEU A  98  ILE A 105 -1  O  PHE A  99   N  LEU A  90           
SHEET    3   D 3 ARG A 123  SER A 129 -1  O  SER A 129   N  LEU A  98           
SHEET    1   E 3 TRP A 154  VAL A 159  0                                        
SHEET    2   E 3 LEU A 174  ARG A 182 -1  O  TYR A 181   N  SER A 155           
SHEET    3   E 3 LEU A 165  GLN A 166 -1  N  LEU A 165   O  VAL A 175           
SHEET    1   F 4 TRP A 154  VAL A 159  0                                        
SHEET    2   F 4 LEU A 174  ARG A 182 -1  O  TYR A 181   N  SER A 155           
SHEET    3   F 4 ILE A 191  SER A 199 -1  O  ILE A 191   N  ARG A 182           
SHEET    4   F 4 ALA A 207  ARG A 208 -1  O  ALA A 207   N  LEU A 198           
SHEET    1   G 4 THR A 216  GLU A 225  0                                        
SHEET    2   G 4 ARG A 230  SER A 238 -1  O  ARG A 237   N  LEU A 217           
SHEET    3   G 4 ALA A 242  SER A 248 -1  O  VAL A 244   N  ALA A 236           
SHEET    4   G 4 SER A 258  VAL A 265 -1  O  VAL A 261   N  ARG A 243           
CISPEP   1 GLY A  160    PRO A  161          0         0.27                     
CISPEP   2 PRO A  315    PRO A  316          0        -0.11                     
SITE     1 AC1  5 GLN A  14  ALA A  17  HIS A  18  TYR A  20                    
SITE     2 AC1  5 PRO A 316                                                     
SITE     1 AC2 13 ARG A  21  ILE A  22  ARG A  41  MET A  85                    
SITE     2 AC2 13 ASN A  86  TYR A 181  LEU A 217  ARG A 237                    
SITE     3 AC2 13 GLN A 270  ARG A 304  TYR A 334  HOH A 385                    
SITE     4 AC2 13 HOH A 437                                                     
CRYST1   86.980   87.700   92.360  90.00  90.00  90.00 C 2 2 21      8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.011497  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011403  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010827        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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