PDB Short entry for 4R95
HEADER    HYDROLASE/HYDROLASE INHIBITOR           03-SEP-14   4R95              
TITLE     BACE-1 IN COMPLEX WITH 2-(((1R,3S)-3-(((R)-4-(2-CYCLOHEXYLETHYL)-2-   
TITLE    2 IMINIO-1-METHYL-5-OXOIMIDAZOLIDIN-4-YL)METHYL)CYCLOHEXYL)AMINO)      
TITLE    3 QUINOLIN-1-IUM                                                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: BETA-SECRETASE 1;                                          
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: UNP RESIDUES 41-454;                                       
COMPND   5 SYNONYM: ASPARTYL PROTEASE 2, ASP2, ASP 2, BETA-SITE AMYLOID         
COMPND   6 PRECURSOR PROTEIN CLEAVING ENZYME 1, BETA-SITE APP CLEAVING ENZYME 1,
COMPND   7 MEMAPSIN-2, MEMBRANE-ASSOCIATED ASPARTIC PROTEASE 2;                 
COMPND   8 EC: 3.4.23.46;                                                       
COMPND   9 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: BACE1, BACE, KIAA1149;                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    ASPARTIC PROTEASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    P.ORTH,C.STRICKLAND,J.P.CALDWELL                                      
REVDAT   2   17-DEC-14 4R95    1       JRNL                                     
REVDAT   1   05-NOV-14 4R95    0                                                
JRNL        AUTH   J.P.CALDWELL,R.D.MAZZOLA,J.DURKIN,J.CHEN,X.CHEN,L.FAVREAU,   
JRNL        AUTH 2 M.KENNEDY,R.KUVELKAR,J.LEE,N.MCHUGH,B.MCKITTRICK,P.ORTH,     
JRNL        AUTH 3 A.STAMFORD,C.STRICKLAND,J.VOIGT,L.WANG,L.ZHANG,Q.ZHANG,Z.ZHU 
JRNL        TITL   DISCOVERY OF POTENT IMINOHETEROCYCLE BACE1 INHIBITORS.       
JRNL        REF    BIOORG.MED.CHEM.LETT.         V.  24  5455 2014              
JRNL        REFN                   ISSN 0960-894X                               
JRNL        PMID   25455483                                                     
JRNL        DOI    10.1016/J.BMCL.2014.10.006                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.99 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : BUSTER 2.11.4                                        
REMARK   3   AUTHORS     : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER,              
REMARK   3               : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN,              
REMARK   3               : WOMACK,MATTHEWS,TEN EYCK,TRONRUD                     
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.99                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.90                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 67956                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD           : THROUGHOUT                     
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3   R VALUE     (WORKING + TEST SET)  : 0.192                          
REMARK   3   R VALUE            (WORKING SET)  : 0.191                          
REMARK   3   FREE R VALUE                      : 0.216                          
REMARK   3   FREE R VALUE TEST SET SIZE   (%)  : 5.030                          
REMARK   3   FREE R VALUE TEST SET COUNT       : 3419                           
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               : 20                       
REMARK   3   BIN RESOLUTION RANGE HIGH   (ANGSTROMS) : 1.99                     
REMARK   3   BIN RESOLUTION RANGE LOW    (ANGSTROMS) : 2.04                     
REMARK   3   BIN COMPLETENESS (WORKING+TEST)     (%) : 96.88                    
REMARK   3   REFLECTIONS IN BIN (WORKING + TEST SET) : 4215                     
REMARK   3   BIN R VALUE        (WORKING + TEST SET) : 0.2041                   
REMARK   3   REFLECTIONS IN BIN        (WORKING SET) : 4019                     
REMARK   3   BIN R VALUE               (WORKING SET) : 0.2031                   
REMARK   3   BIN FREE R VALUE                        : 0.2248                   
REMARK   3   BIN FREE R VALUE TEST SET SIZE      (%) : 4.65                     
REMARK   3   BIN FREE R VALUE TEST SET COUNT         : 196                      
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            : 6033                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 98                                      
REMARK   3   SOLVENT ATOMS            : 688                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 24.20                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 6.23150                                              
REMARK   3    B22 (A**2) : -6.88630                                             
REMARK   3    B33 (A**2) : 0.65480                                              
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) : 0.217               
REMARK   3   DPI (BLOW EQ-10) BASED ON R VALUE        (A) : NULL                
REMARK   3   DPI (BLOW EQ-9) BASED ON FREE R VALUE    (A) : NULL                
REMARK   3   DPI (CRUICKSHANK) BASED ON R VALUE       (A) : NULL                
REMARK   3   DPI (CRUICKSHANK) BASED ON FREE R VALUE  (A) : NULL                
REMARK   3                                                                      
REMARK   3   REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797                
REMARK   3               CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601     
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.941                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.926                         
REMARK   3                                                                      
REMARK   3   NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15                    
REMARK   3   TERM                          COUNT    WEIGHT   FUNCTION.          
REMARK   3    BOND LENGTHS              : 6296   ; 2.000  ; HARMONIC            
REMARK   3    BOND ANGLES               : 8572   ; 2.000  ; HARMONIC            
REMARK   3    TORSION ANGLES            : 2062   ; 2.000  ; SINUSOIDAL          
REMARK   3    TRIGONAL CARBON PLANES    : 148    ; 2.000  ; HARMONIC            
REMARK   3    GENERAL PLANES            : 925    ; 5.000  ; HARMONIC            
REMARK   3    ISOTROPIC THERMAL FACTORS : 6296   ; 20.000 ; HARMONIC            
REMARK   3    BAD NON-BONDED CONTACTS   : NULL   ; NULL   ; NULL                
REMARK   3    IMPROPER TORSIONS         : NULL   ; NULL   ; NULL                
REMARK   3    PSEUDOROTATION ANGLES     : NULL   ; NULL   ; NULL                
REMARK   3    CHIRAL IMPROPER TORSION   : 802    ; 5.000  ; SEMIHARMONIC        
REMARK   3    SUM OF OCCUPANCIES        : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY DISTANCES         : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY ANGLES            : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY TORSION           : NULL   ; NULL   ; NULL                
REMARK   3    IDEAL-DIST CONTACT TERM   : 7814   ; 4.000  ; SEMIHARMONIC        
REMARK   3                                                                      
REMARK   3   RMS DEVIATIONS FROM IDEAL VALUES.                                  
REMARK   3    BOND LENGTHS                       (A) : 0.010                    
REMARK   3    BOND ANGLES                  (DEGREES) : 1.08                     
REMARK   3    PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 4.01                     
REMARK   3    OTHER TORSION ANGLES         (DEGREES) : 15.25                    
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4R95 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-SEP-14.                  
REMARK 100 THE RCSB ID CODE IS RCSB087055.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54178                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 68015                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.990                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.9                               
REMARK 200  DATA REDUNDANCY                : 4.500                              
REMARK 200  R MERGE                    (I) : 0.15700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 5.1000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.99                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.03                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.51800                            
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: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.02                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.73                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 3350, 200MM K/NA TATRATE,        
REMARK 280  100MM HEPES, PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE     
REMARK 280  277K                                                                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   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       43.23000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       65.39500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       44.74000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       65.39500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       43.23000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       44.74000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
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     LEU A    41                                                      
REMARK 465     ARG A    42                                                      
REMARK 465     LEU A    43                                                      
REMARK 465     PRO A    44                                                      
REMARK 465     ARG A    45                                                      
REMARK 465     GLU A    46                                                      
REMARK 465     THR A    47                                                      
REMARK 465     ASP A    48                                                      
REMARK 465     GLU A    49                                                      
REMARK 465     GLU A    50                                                      
REMARK 465     PRO A    51                                                      
REMARK 465     GLU A    52                                                      
REMARK 465     GLU A    53                                                      
REMARK 465     PRO A    54                                                      
REMARK 465     GLY A    55                                                      
REMARK 465     ARG A    56                                                      
REMARK 465     ARG A    57                                                      
REMARK 465     VAL A   373                                                      
REMARK 465     ALA A   374                                                      
REMARK 465     THR A   375                                                      
REMARK 465     PRO A   448                                                      
REMARK 465     GLN A   449                                                      
REMARK 465     THR A   450                                                      
REMARK 465     ASP A   451                                                      
REMARK 465     GLU A   452                                                      
REMARK 465     SER A   453                                                      
REMARK 465     THR A   454                                                      
REMARK 465     LEU B    41                                                      
REMARK 465     ARG B    42                                                      
REMARK 465     LEU B    43                                                      
REMARK 465     PRO B    44                                                      
REMARK 465     ARG B    45                                                      
REMARK 465     GLU B    46                                                      
REMARK 465     THR B    47                                                      
REMARK 465     ASP B    48                                                      
REMARK 465     GLU B    49                                                      
REMARK 465     GLU B    50                                                      
REMARK 465     PRO B    51                                                      
REMARK 465     GLU B    52                                                      
REMARK 465     GLU B    53                                                      
REMARK 465     PRO B    54                                                      
REMARK 465     GLY B    55                                                      
REMARK 465     ARG B    56                                                      
REMARK 465     ARG B    57                                                      
REMARK 465     VAL B   373                                                      
REMARK 465     ALA B   374                                                      
REMARK 465     THR B   375                                                      
REMARK 465     ILE B   447                                                      
REMARK 465     PRO B   448                                                      
REMARK 465     GLN B   449                                                      
REMARK 465     THR B   450                                                      
REMARK 465     ASP B   451                                                      
REMARK 465     GLU B   452                                                      
REMARK 465     SER B   453                                                      
REMARK 465     THR B   454                                                      
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     GLN A 134    CG   CD   OE1  NE2                                  
REMARK 470     LYS A 136    CG   CD   CE   NZ                                   
REMARK 470     LYS A 203    CE   NZ                                             
REMARK 470     GLN A 224    CG   CD   OE1  NE2                                  
REMARK 470     LYS A 275    CD   CE   NZ                                        
REMARK 470     GLU A 441    CG   CD   OE1  OE2                                  
REMARK 470     GLN B 134    CG   CD   OE1  NE2                                  
REMARK 470     LYS B 203    CE   NZ                                             
REMARK 470     GLN B 224    CG   CD   OE1  NE2                                  
REMARK 470     LYS B 275    CG   CD   CE   NZ                                   
REMARK 470     LYS B 300    CE   NZ                                             
REMARK 470     GLU B 441    CG   CD   OE1  OE2                                  
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    HIS A 150       56.55   -104.01                                   
REMARK 500    TRP A 258      -80.82   -142.20                                   
REMARK 500    ALA A 384       39.90    -98.49                                   
REMARK 500    HIS B 150       56.24   -104.75                                   
REMARK 500    TRP B 258      -80.45   -142.33                                   
REMARK 500    ALA B 384       37.99    -97.72                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TLA A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TLA A 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3KW A 503                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TLA B 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3KW B 502                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4R8Y   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4R91   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4R92   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4R93   RELATED DB: PDB                                   
DBREF  4R95 A   41   454  UNP    P56817   BACE1_HUMAN     41    454             
DBREF  4R95 B   41   454  UNP    P56817   BACE1_HUMAN     41    454             
SEQRES   1 A  414  LEU ARG LEU PRO ARG GLU THR ASP GLU GLU PRO GLU GLU          
SEQRES   2 A  414  PRO GLY ARG ARG GLY SER PHE VAL GLU MET VAL ASP ASN          
SEQRES   3 A  414  LEU ARG GLY LYS SER GLY GLN GLY TYR TYR VAL GLU MET          
SEQRES   4 A  414  THR VAL GLY SER PRO PRO GLN THR LEU ASN ILE LEU VAL          
SEQRES   5 A  414  ASP THR GLY SER SER ASN PHE ALA VAL GLY ALA ALA PRO          
SEQRES   6 A  414  HIS PRO PHE LEU HIS ARG TYR TYR GLN ARG GLN LEU SER          
SEQRES   7 A  414  SER THR TYR ARG ASP LEU ARG LYS GLY VAL TYR VAL PRO          
SEQRES   8 A  414  TYR THR GLN GLY LYS TRP GLU GLY GLU LEU GLY THR ASP          
SEQRES   9 A  414  LEU VAL SER ILE PRO HIS GLY PRO ASN VAL THR VAL ARG          
SEQRES  10 A  414  ALA ASN ILE ALA ALA ILE THR GLU SER ASP LYS PHE PHE          
SEQRES  11 A  414  ILE ASN GLY SER ASN TRP GLU GLY ILE LEU GLY LEU ALA          
SEQRES  12 A  414  TYR ALA GLU ILE ALA ARG PRO ASP ASP SER LEU GLU PRO          
SEQRES  13 A  414  PHE PHE ASP SER LEU VAL LYS GLN THR HIS VAL PRO ASN          
SEQRES  14 A  414  LEU PHE SER LEU GLN LEU CYS GLY ALA GLY PHE PRO LEU          
SEQRES  15 A  414  ASN GLN SER GLU VAL LEU ALA SER VAL GLY GLY SER MET          
SEQRES  16 A  414  ILE ILE GLY GLY ILE ASP HIS SER LEU TYR THR GLY SER          
SEQRES  17 A  414  LEU TRP TYR THR PRO ILE ARG ARG GLU TRP TYR TYR GLU          
SEQRES  18 A  414  VAL ILE ILE VAL ARG VAL GLU ILE ASN GLY GLN ASP LEU          
SEQRES  19 A  414  LYS MET ASP CYS LYS GLU TYR ASN TYR ASP LYS SER ILE          
SEQRES  20 A  414  VAL ASP SER GLY THR THR ASN LEU ARG LEU PRO LYS LYS          
SEQRES  21 A  414  VAL PHE GLU ALA ALA VAL LYS SER ILE LYS ALA ALA SER          
SEQRES  22 A  414  SER THR GLU LYS PHE PRO ASP GLY PHE TRP LEU GLY GLU          
SEQRES  23 A  414  GLN LEU VAL CYS TRP GLN ALA GLY THR THR PRO TRP ASN          
SEQRES  24 A  414  ILE PHE PRO VAL ILE SER LEU TYR LEU MET GLY GLU VAL          
SEQRES  25 A  414  THR ASN GLN SER PHE ARG ILE THR ILE LEU PRO GLN GLN          
SEQRES  26 A  414  TYR LEU ARG PRO VAL GLU ASP VAL ALA THR SER GLN ASP          
SEQRES  27 A  414  ASP CYS TYR LYS PHE ALA ILE SER GLN SER SER THR GLY          
SEQRES  28 A  414  THR VAL MET GLY ALA VAL ILE MET GLU GLY PHE TYR VAL          
SEQRES  29 A  414  VAL PHE ASP ARG ALA ARG LYS ARG ILE GLY PHE ALA VAL          
SEQRES  30 A  414  SER ALA CYS HIS VAL HIS ASP GLU PHE ARG THR ALA ALA          
SEQRES  31 A  414  VAL GLU GLY PRO PHE VAL THR LEU ASP MET GLU ASP CYS          
SEQRES  32 A  414  GLY TYR ASN ILE PRO GLN THR ASP GLU SER THR                  
SEQRES   1 B  414  LEU ARG LEU PRO ARG GLU THR ASP GLU GLU PRO GLU GLU          
SEQRES   2 B  414  PRO GLY ARG ARG GLY SER PHE VAL GLU MET VAL ASP ASN          
SEQRES   3 B  414  LEU ARG GLY LYS SER GLY GLN GLY TYR TYR VAL GLU MET          
SEQRES   4 B  414  THR VAL GLY SER PRO PRO GLN THR LEU ASN ILE LEU VAL          
SEQRES   5 B  414  ASP THR GLY SER SER ASN PHE ALA VAL GLY ALA ALA PRO          
SEQRES   6 B  414  HIS PRO PHE LEU HIS ARG TYR TYR GLN ARG GLN LEU SER          
SEQRES   7 B  414  SER THR TYR ARG ASP LEU ARG LYS GLY VAL TYR VAL PRO          
SEQRES   8 B  414  TYR THR GLN GLY LYS TRP GLU GLY GLU LEU GLY THR ASP          
SEQRES   9 B  414  LEU VAL SER ILE PRO HIS GLY PRO ASN VAL THR VAL ARG          
SEQRES  10 B  414  ALA ASN ILE ALA ALA ILE THR GLU SER ASP LYS PHE PHE          
SEQRES  11 B  414  ILE ASN GLY SER ASN TRP GLU GLY ILE LEU GLY LEU ALA          
SEQRES  12 B  414  TYR ALA GLU ILE ALA ARG PRO ASP ASP SER LEU GLU PRO          
SEQRES  13 B  414  PHE PHE ASP SER LEU VAL LYS GLN THR HIS VAL PRO ASN          
SEQRES  14 B  414  LEU PHE SER LEU GLN LEU CYS GLY ALA GLY PHE PRO LEU          
SEQRES  15 B  414  ASN GLN SER GLU VAL LEU ALA SER VAL GLY GLY SER MET          
SEQRES  16 B  414  ILE ILE GLY GLY ILE ASP HIS SER LEU TYR THR GLY SER          
SEQRES  17 B  414  LEU TRP TYR THR PRO ILE ARG ARG GLU TRP TYR TYR GLU          
SEQRES  18 B  414  VAL ILE ILE VAL ARG VAL GLU ILE ASN GLY GLN ASP LEU          
SEQRES  19 B  414  LYS MET ASP CYS LYS GLU TYR ASN TYR ASP LYS SER ILE          
SEQRES  20 B  414  VAL ASP SER GLY THR THR ASN LEU ARG LEU PRO LYS LYS          
SEQRES  21 B  414  VAL PHE GLU ALA ALA VAL LYS SER ILE LYS ALA ALA SER          
SEQRES  22 B  414  SER THR GLU LYS PHE PRO ASP GLY PHE TRP LEU GLY GLU          
SEQRES  23 B  414  GLN LEU VAL CYS TRP GLN ALA GLY THR THR PRO TRP ASN          
SEQRES  24 B  414  ILE PHE PRO VAL ILE SER LEU TYR LEU MET GLY GLU VAL          
SEQRES  25 B  414  THR ASN GLN SER PHE ARG ILE THR ILE LEU PRO GLN GLN          
SEQRES  26 B  414  TYR LEU ARG PRO VAL GLU ASP VAL ALA THR SER GLN ASP          
SEQRES  27 B  414  ASP CYS TYR LYS PHE ALA ILE SER GLN SER SER THR GLY          
SEQRES  28 B  414  THR VAL MET GLY ALA VAL ILE MET GLU GLY PHE TYR VAL          
SEQRES  29 B  414  VAL PHE ASP ARG ALA ARG LYS ARG ILE GLY PHE ALA VAL          
SEQRES  30 B  414  SER ALA CYS HIS VAL HIS ASP GLU PHE ARG THR ALA ALA          
SEQRES  31 B  414  VAL GLU GLY PRO PHE VAL THR LEU ASP MET GLU ASP CYS          
SEQRES  32 B  414  GLY TYR ASN ILE PRO GLN THR ASP GLU SER THR                  
HET    TLA  A 501      10                                                       
HET    TLA  A 502      10                                                       
HET    3KW  A 503      34                                                       
HET    TLA  B 501      10                                                       
HET    3KW  B 502      34                                                       
HETNAM     TLA L(+)-TARTARIC ACID                                               
HETNAM     3KW (2E,5R)-5-(2-CYCLOHEXYLETHYL)-2-IMINO-3-METHYL-5-{[(1S,          
HETNAM   2 3KW  3R)-3-(QUINOLIN-2-YLAMINO)                                      
HETNAM   3 3KW  CYCLOHEXYL]METHYL}IMIDAZOLIDIN-4-ONE                            
FORMUL   3  TLA    3(C4 H6 O6)                                                  
FORMUL   5  3KW    2(C28 H39 N5 O)                                              
FORMUL   8  HOH   *688(H2 O)                                                    
HELIX    1   1 GLN A  114  SER A  118  5                                   5    
HELIX    2   2 TYR A  184  ALA A  188  5                                   5    
HELIX    3   3 PRO A  196  THR A  205  1                                  10    
HELIX    4   4 ASN A  223  SER A  230  1                                   8    
HELIX    5   5 ASP A  241  SER A  243  5                                   3    
HELIX    6   6 ASP A  277  TYR A  283  5                                   7    
HELIX    7   7 LYS A  299  SER A  313  1                                  15    
HELIX    8   8 PRO A  319  LEU A  324  1                                   6    
HELIX    9   9 PRO A  337  PHE A  341  5                                   5    
HELIX   10  10 LEU A  362  TYR A  366  1                                   5    
HELIX   11  11 GLY A  395  GLU A  400  1                                   6    
HELIX   12  12 ASP A  439  GLY A  444  5                                   6    
HELIX   13  13 GLN B  114  SER B  118  5                                   5    
HELIX   14  14 TYR B  184  ALA B  188  5                                   5    
HELIX   15  15 PRO B  196  THR B  205  1                                  10    
HELIX   16  16 ASN B  223  SER B  230  1                                   8    
HELIX   17  17 ASP B  241  SER B  243  5                                   3    
HELIX   18  18 ASP B  277  TYR B  283  5                                   7    
HELIX   19  19 LYS B  299  SER B  313  1                                  15    
HELIX   20  20 PRO B  319  LEU B  324  1                                   6    
HELIX   21  21 PRO B  337  PHE B  341  5                                   5    
HELIX   22  22 LEU B  362  TYR B  366  1                                   5    
HELIX   23  23 GLY B  395  GLU B  400  1                                   6    
HELIX   24  24 ASP B  439  GLY B  444  5                                   6    
SHEET    1   A 8 LEU A  67  LYS A  70  0                                        
SHEET    2   A 8 GLY A  74  VAL A  81 -1  O  GLY A  74   N  LYS A  70           
SHEET    3   A 8 GLN A  86  ASP A  93 -1  O  VAL A  92   N  TYR A  75           
SHEET    4   A 8 GLY A 178  GLY A 181  1  O  LEU A 180   N  LEU A  91           
SHEET    5   A 8 PHE A  99  GLY A 102 -1  N  ALA A 100   O  ILE A 179           
SHEET    6   A 8 VAL A 156  ASP A 167  1  O  ILE A 163   N  VAL A 101           
SHEET    7   A 8 LYS A 136  SER A 147 -1  N  GLU A 140   O  ALA A 162           
SHEET    8   A 8 ARG A 122  PRO A 131 -1  N  LYS A 126   O  LEU A 141           
SHEET    1   B 4 LEU A  67  LYS A  70  0                                        
SHEET    2   B 4 GLY A  74  VAL A  81 -1  O  GLY A  74   N  LYS A  70           
SHEET    3   B 4 LYS A 136  SER A 147 -1  O  SER A 147   N  THR A  80           
SHEET    4   B 4 ARG A 122  PRO A 131 -1  N  LYS A 126   O  LEU A 141           
SHEET    1   C 5 GLY A 233  ILE A 237  0                                        
SHEET    2   C 5 PHE A 211  LEU A 215 -1  N  GLN A 214   O  SER A 234           
SHEET    3   C 5 PHE A 402  ASP A 407 -1  O  VAL A 404   N  LEU A 213           
SHEET    4   C 5 ARG A 412  SER A 418 -1  O  ALA A 416   N  TYR A 403           
SHEET    5   C 5 TYR A 245  PRO A 253 -1  N  THR A 252   O  ILE A 413           
SHEET    1   D 5 GLN A 272  ASP A 273  0                                        
SHEET    2   D 5 ILE A 264  ILE A 269 -1  N  ILE A 269   O  GLN A 272           
SHEET    3   D 5 ILE A 344  MET A 349 -1  O  TYR A 347   N  ARG A 266           
SHEET    4   D 5 GLN A 355  ILE A 361 -1  O  ILE A 361   N  ILE A 344           
SHEET    5   D 5 ALA A 430  VAL A 436 -1  O  GLU A 432   N  ARG A 358           
SHEET    1   E 4 SER A 286  VAL A 288  0                                        
SHEET    2   E 4 THR A 392  MET A 394  1  O  MET A 394   N  ILE A 287           
SHEET    3   E 4 LEU A 295  PRO A 298 -1  N  ARG A 296   O  VAL A 393           
SHEET    4   E 4 ILE A 385  SER A 388  1  O  SER A 386   N  LEU A 297           
SHEET    1   F 3 VAL A 329  TRP A 331  0                                        
SHEET    2   F 3 ASP A 379  PHE A 383 -1  O  ASP A 379   N  TRP A 331           
SHEET    3   F 3 LEU A 367  VAL A 370 -1  N  ARG A 368   O  LYS A 382           
SHEET    1   G 8 LEU B  67  LYS B  70  0                                        
SHEET    2   G 8 GLY B  74  VAL B  81 -1  O  GLY B  74   N  LYS B  70           
SHEET    3   G 8 GLN B  86  ASP B  93 -1  O  VAL B  92   N  TYR B  75           
SHEET    4   G 8 GLY B 178  GLY B 181  1  O  LEU B 180   N  LEU B  91           
SHEET    5   G 8 PHE B  99  GLY B 102 -1  N  ALA B 100   O  ILE B 179           
SHEET    6   G 8 VAL B 156  ASP B 167  1  O  ILE B 163   N  VAL B 101           
SHEET    7   G 8 GLY B 135  SER B 147 -1  N  GLU B 140   O  ALA B 162           
SHEET    8   G 8 ARG B 122  TYR B 132 -1  N  TYR B 132   O  GLY B 135           
SHEET    1   H 4 LEU B  67  LYS B  70  0                                        
SHEET    2   H 4 GLY B  74  VAL B  81 -1  O  GLY B  74   N  LYS B  70           
SHEET    3   H 4 GLY B 135  SER B 147 -1  O  SER B 147   N  THR B  80           
SHEET    4   H 4 ARG B 122  TYR B 132 -1  N  TYR B 132   O  GLY B 135           
SHEET    1   I 5 GLY B 233  ILE B 237  0                                        
SHEET    2   I 5 PHE B 211  LEU B 215 -1  N  GLN B 214   O  SER B 234           
SHEET    3   I 5 PHE B 402  ASP B 407 -1  O  VAL B 404   N  LEU B 213           
SHEET    4   I 5 ARG B 412  SER B 418 -1  O  ALA B 416   N  TYR B 403           
SHEET    5   I 5 TYR B 245  PRO B 253 -1  N  THR B 252   O  ILE B 413           
SHEET    1   J 5 GLN B 272  ASP B 273  0                                        
SHEET    2   J 5 ILE B 264  ILE B 269 -1  N  ILE B 269   O  GLN B 272           
SHEET    3   J 5 ILE B 344  MET B 349 -1  O  TYR B 347   N  ARG B 266           
SHEET    4   J 5 GLN B 355  ILE B 361 -1  O  ILE B 361   N  ILE B 344           
SHEET    5   J 5 ALA B 430  VAL B 436 -1  O  GLU B 432   N  ARG B 358           
SHEET    1   K 4 SER B 286  VAL B 288  0                                        
SHEET    2   K 4 THR B 392  MET B 394  1  O  MET B 394   N  ILE B 287           
SHEET    3   K 4 LEU B 295  PRO B 298 -1  N  ARG B 296   O  VAL B 393           
SHEET    4   K 4 ILE B 385  SER B 388  1  O  SER B 386   N  LEU B 297           
SHEET    1   L 3 VAL B 329  TRP B 331  0                                        
SHEET    2   L 3 ASP B 379  PHE B 383 -1  O  ASP B 379   N  TRP B 331           
SHEET    3   L 3 LEU B 367  VAL B 370 -1  N  ARG B 368   O  LYS B 382           
SSBOND   1 CYS A  216    CYS A  420                          1555   1555  2.07  
SSBOND   2 CYS A  278    CYS A  443                          1555   1555  2.05  
SSBOND   3 CYS A  330    CYS A  380                          1555   1555  2.07  
SSBOND   4 CYS B  216    CYS B  420                          1555   1555  2.07  
SSBOND   5 CYS B  278    CYS B  443                          1555   1555  2.05  
SSBOND   6 CYS B  330    CYS B  380                          1555   1555  2.06  
CISPEP   1 SER A   83    PRO A   84          0        -4.27                     
CISPEP   2 ARG A  189    PRO A  190          0         4.95                     
CISPEP   3 TYR A  283    ASP A  284          0        -0.25                     
CISPEP   4 GLY A  433    PRO A  434          0        -0.92                     
CISPEP   5 SER B   83    PRO B   84          0        -3.59                     
CISPEP   6 ARG B  189    PRO B  190          0         4.81                     
CISPEP   7 TYR B  283    ASP B  284          0         0.15                     
CISPEP   8 GLY B  433    PRO B  434          0        -1.93                     
SITE     1 AC1  9 LYS A 300  HOH A 750  HOH A 829  HOH A 896                    
SITE     2 AC1  9 HIS B 106  PRO B 107  PHE B 108  ASP B 167                    
SITE     3 AC1  9 LYS B 168                                                     
SITE     1 AC2  8 ARG A  68  ASN A  89  HIS A 110  ARG A 111                    
SITE     2 AC2  8 ASN A 175  HOH A 712  HOH A 816  HOH A 840                    
SITE     1 AC3 14 ASP A  93  GLY A  95  VAL A 130  TYR A 132                    
SITE     2 AC3 14 GLN A 134  LYS A 168  PHE A 169  ILE A 171                    
SITE     3 AC3 14 ARG A 189  ASP A 289  GLY A 291  THR A 292                    
SITE     4 AC3 14 HOH A 933  HOH A 934                                          
SITE     1 AC4  9 ARG B  68  ASN B  89  HIS B 110  ARG B 111                    
SITE     2 AC4  9 ASN B 175  HOH B 785  HOH B 786  HOH B 804                    
SITE     3 AC4  9 HOH B 944                                                     
SITE     1 AC5 10 ASP B  93  GLY B  95  TYR B 132  LYS B 168                    
SITE     2 AC5 10 PHE B 169  ILE B 171  ARG B 189  ASP B 289                    
SITE     3 AC5 10 GLY B 291  THR B 292                                          
CRYST1   86.460   89.480  130.790  90.00  90.00  90.00 P 21 21 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      0.011566  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011176  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007646        0.00000