PDB Short entry for 1W51
HEADER    HYDROLASE/INHIBITOR                     04-AUG-04   1W51              
TITLE     BACE (BETA SECRETASE) IN COMPLEX WITH A NANOMOLAR NON-                
TITLE    2 PEPTIDIC INHIBITOR                                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: BETA-SECRETASE 1;                                          
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: ACTIVE PROTEASE DOMAIN, RESIDUES 43-453;                   
COMPND   5 SYNONYM: BETA SECRETASE, BETA-SITE APP CLEAVING ENZYME 1,            
COMPND   6  BETA-SITE AMYLOID PRECURSOR PROTEIN CLEAVING ENZYME 1,              
COMPND   7  ASPARTYL PROTEASE 2, ASP 2, ASP2, MEMBRANE-ASSOCIATED               
COMPND   8  ASPARTIC PROTEASE 2, MEMAPSIN-2;                                    
COMPND   9 EC: 3.4.23.46;                                                       
COMPND  10 ENGINEERED: YES;                                                     
COMPND  11 MUTATION: 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;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR: PET11A                                     
KEYWDS    HYDROLASE/INHIBITOR, HYDROLASE/INHIBITOR COMPLEX,                     
KEYWDS   2 ALTERNATIVE SPLICING, ALZHEIMER'S DISEASE, ASPARTIC                  
KEYWDS   3 PROTEASE, ASPARTYL PROTEASE, BASE, BETA-SECRETASE,                   
KEYWDS   4 GLYCOPROTEIN, HYDROLASE, MEMAPSIN 2, SIGNAL,                         
KEYWDS   5 TRANSMEMBRANE, ZYMOGEN                                               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.PATEL,L.VUILLARD,A.CLEASBY,C.W.MURRAY,J.YON                         
REVDAT   3   24-FEB-09 1W51    1       VERSN                                    
REVDAT   2   30-SEP-04 1W51    1       JRNL                                     
REVDAT   1   23-SEP-04 1W51    0                                                
JRNL        AUTH   S.PATEL,L.VUILLARD,A.CLEASBY,C.W.MURRAY,J.YON                
JRNL        TITL   APO AND INHIBITOR COMPLEX STRUCTURES OF BACE                 
JRNL        TITL 2 (BETA-SECRETASE)                                             
JRNL        REF    J.MOL.BIOL.                   V. 343   407 2004              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   15451669                                                     
JRNL        DOI    10.1016/J.JMB.2004.08.018                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.55 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.1.29                                        
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.55                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 39.20                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 16609                          
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) : 0.219                           
REMARK   3   R VALUE            (WORKING SET) : 0.216                           
REMARK   3   FREE R VALUE                     : 0.288                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 890                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.55                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.62                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1175                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2890                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 60                           
REMARK   3   BIN FREE R VALUE                    : 0.3380                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2946                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 43                                      
REMARK   3   SOLVENT ATOMS            : 140                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 46.79                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.94000                                             
REMARK   3    B22 (A**2) : -0.94000                                             
REMARK   3    B33 (A**2) : 1.41000                                              
REMARK   3    B12 (A**2) : -0.47000                                             
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.491         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.325         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.247         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 11.510        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.931                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.891                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3064 ; 0.017 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  2717 ; 0.002 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4161 ; 1.681 ; 1.954       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  6312 ; 0.906 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   371 ; 8.274 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   449 ; 0.089 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3419 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   655 ; 0.003 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   674 ; 0.219 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  3445 ; 0.241 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1824 ; 0.087 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   146 ; 0.217 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    14 ; 0.302 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    57 ; 0.250 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     8 ; 0.366 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1854 ; 3.131 ; 5.000       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2997 ; 4.666 ; 6.000       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1210 ; 3.762 ; 6.000       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1164 ; 5.464 ; 7.500       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE          
REMARK   3  RIDING POSITIONS.                                                   
REMARK   4                                                                      
REMARK   4 1W51 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON  05-AUG-04.                 
REMARK 100 THE PDBE ID CODE IS EBI-20661.                                       
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 6.60                               
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 RU300                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE (RAXIS 4)              
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU                             
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 16609                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.550                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 39.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.6                               
REMARK 200  DATA REDUNDANCY                : 3.200                              
REMARK 200  R MERGE                    (I) : 0.11000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 4.5000                             
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) : 2.69                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.46000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.600                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1W50                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): NULL                                      
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA):NULL                      
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2                         
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   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
REMARK 290       7555   Y,X,-Z+1/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+2/3                                          
REMARK 290      10555   -Y,-X,-Z+5/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+1/6                                            
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       56.00000            
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      112.00000            
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       84.00000            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000      140.00000            
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       28.00000            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       56.00000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000      112.00000            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000      140.00000            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       84.00000            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       28.00000            
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 350                                                                      
REMARK 350 GENERATING THE BIOMOLECULE                                           
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: PQS                                                   
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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375      HOH A2012  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A2049  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A2114  LIES ON A SPECIAL POSITION.                          
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400  ENGINEERED MUTATION IN CHAIN A ARG 56 LYS AND ARG 57 LYS            
REMARK 400  CATALYTIC ACTIVITY: BROAD ENDOPEPTIDASE SPECIFICITY. CLEAVES GLU-   
REMARK 400  VAL-ASN-LEU-|-ASP-ALA-GLU-PHE IN THE SWEDISH VARIANT OF             
REMARK 400  ALZHEIMER'S AMYLOID PRECURSOR PROTEIN.                              
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   -18                                                      
REMARK 465     PRO A   -17                                                      
REMARK 465     ARG A   -16                                                      
REMARK 465     GLU A   -15                                                      
REMARK 465     THR A   -14                                                      
REMARK 465     ASP A   -13                                                      
REMARK 465     GLU A   -12                                                      
REMARK 465     GLU A   -11                                                      
REMARK 465     PRO A   -10                                                      
REMARK 465     GLU A    -9                                                      
REMARK 465     GLU A    -8                                                      
REMARK 465     PRO A    -7                                                      
REMARK 465     GLY A    -6                                                      
REMARK 465     LYS A    -5                                                      
REMARK 465     LYS A    -4                                                      
REMARK 465     GLY A    -3                                                      
REMARK 465     SER A    -2                                                      
REMARK 465     GLY A   158                                                      
REMARK 465     PHE A   159                                                      
REMARK 465     PRO A   160                                                      
REMARK 465     LEU A   161                                                      
REMARK 465     ASN A   162                                                      
REMARK 465     GLN A   163                                                      
REMARK 465     SER A   164                                                      
REMARK 465     GLU A   165                                                      
REMARK 465     VAL A   166                                                      
REMARK 465     LEU A   167                                                      
REMARK 465     ASP A   311                                                      
REMARK 465     VAL A   312                                                      
REMARK 465     ALA A   313                                                      
REMARK 465     PRO A   387                                                      
REMARK 465     GLN A   388                                                      
REMARK 465     THR A   389                                                      
REMARK 465     ASP A   390                                                      
REMARK 465     GLU A   391                                                      
REMARK 465     SER A   392                                                      
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     ILE A 386    CA   C    O    CB   CG1  CG2  CD1                   
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   O    GLN A    73  -  O    HOH A  2050              2.09            
REMARK 500   OD1  ASP A   138  -  O    HOH A  2078              2.17            
REMARK 500   OD2  ASP A   212  -  O    HOH A  2099              2.17            
REMARK 500   NZ   LYS A   239  -  O    HOH A  2108              2.09            
REMARK 500   O    HOH A  2031  -  O    HOH A  2082              2.13            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500                                                                      
REMARK 500   NE2  GLN A   326     O    SER A   328    12555      2.08           
REMARK 500   O    SER A   328     NE2  GLN A   326    12555      2.08           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ASP A  83   CB  -  CG  -  OD2 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    ASP A 138   CB  -  CG  -  OD2 ANGL. DEV. =   6.0 DEGREES          
REMARK 500    ASP A 212   CB  -  CG  -  OD2 ANGL. DEV. =   5.8 DEGREES          
REMARK 500    ASP A 216   CB  -  CG  -  OD2 ANGL. DEV. =   6.0 DEGREES          
REMARK 500    ASP A 223   CB  -  CG  -  OD2 ANGL. DEV. =   5.5 DEGREES          
REMARK 500    ASP A 228   CB  -  CG  -  OD2 ANGL. DEV. =   6.1 DEGREES          
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 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    ASP A  83      173.29    178.81                                   
REMARK 500    VAL A  93     -166.63   -129.69                                   
REMARK 500    PHE A 108      -63.72   -102.48                                   
REMARK 500    TRP A 197      -86.44   -136.28                                   
REMARK 500    LYS A 214       57.65     14.17                                   
REMARK 500    TYR A 220      -35.56    -36.71                                   
REMARK 500    THR A 254      -47.04    -22.20                                   
REMARK 500    GLU A 265       51.14    -63.83                                   
REMARK 500    GLN A 266      138.69    156.29                                   
REMARK 500    LEU A 267      170.50    -54.32                                   
REMARK 500    ILE A 279      -24.09   -171.97                                   
REMARK 500    SER A 315      135.59   -170.92                                   
REMARK 500    GLN A 316       42.02   -155.91                                   
REMARK 500    ASP A 318       98.45    -49.29                                   
REMARK 500    SER A 328       -3.88   -149.13                                   
REMARK 500    VAL A 361      108.31     60.57                                   
REMARK 500    HIS A 362     -141.95   -129.34                                   
REMARK 500    ASP A 363     -150.50   -154.65                                   
REMARK 500    THR A 367      145.69    169.19                                   
REMARK 500    ASP A 378       45.37     71.28                                   
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 700                                                                      
REMARK 700 SHEET                                                                
REMARK 700 THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN               
REMARK 700 ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW,          
REMARK 700 TWO SHEETS ARE DEFINED.                                              
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IOD A1502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IOD A1503                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IOD A1505                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE L01 A1506                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1FKN   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF BETA-SECRETASE COMPLEXED WITH                          
REMARK 900  INHIBITOR                                                           
REMARK 900 RELATED ID: 1M4H   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF BETA-SECRETASE COMPLEXED                       
REMARK 900   WITHINHIBITOR OM00-3                                               
REMARK 900 RELATED ID: 1PY1   RELATED DB: PDB                                   
REMARK 900  COMPLEX OF GGA1-VHS DOMAIN AND BETA-                                
REMARK 900  SECRETASE C-TERMINALPHOSPHOPEPTIDE                                  
REMARK 900 RELATED ID: 1SGZ   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF UNBOUND BETA-SECRETASE                         
REMARK 900  CATALYTICDOMAIN.                                                    
REMARK 900 RELATED ID: 1UJJ   RELATED DB: PDB                                   
REMARK 900  VHS DOMAIN OF HUMAN GGA1 COMPLEXED WITH C                           
REMARK 900  -TERMINAL PEPTIDEFROM BACE                                          
REMARK 900 RELATED ID: 1UJK   RELATED DB: PDB                                   
REMARK 900  VHS DOMAIN OF HUMAN GGA1 COMPLEXED WITH C                           
REMARK 900  -TERMINALPHOSPHOPEPTIDE FROM BACE                                   
REMARK 900 RELATED ID: 1W50   RELATED DB: PDB                                   
REMARK 900  APO STRUCTURE OF BACE (BETA SECRETASE)                              
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 RESIDUES 56 AND 57 FROM THE UNIPROT REFERENCE BELOW HAVE             
REMARK 999 HAVE BEEN MUTATED TO LYS FROM ARG. SINCE THIS MUTATION IS            
REMARK 999 NOT VISIBLE IN THE STRUCTURE, THERE ARE NO SEQADV RECORDS            
REMARK 999 GIVEN BELOW.                                                         
DBREF  1W51 A  -18   392  UNP    P56817   BAE1_HUMAN      43    453             
SEQRES   1 A  411  LEU PRO ARG GLU THR ASP GLU GLU PRO GLU GLU PRO GLY          
SEQRES   2 A  411  LYS LYS GLY SER PHE VAL GLU MET VAL ASP ASN LEU ARG          
SEQRES   3 A  411  GLY LYS SER GLY GLN GLY TYR TYR VAL GLU MET THR VAL          
SEQRES   4 A  411  GLY SER PRO PRO GLN THR LEU ASN ILE LEU VAL ASP THR          
SEQRES   5 A  411  GLY SER SER ASN PHE ALA VAL GLY ALA ALA PRO HIS PRO          
SEQRES   6 A  411  PHE LEU HIS ARG TYR TYR GLN ARG GLN LEU SER SER THR          
SEQRES   7 A  411  TYR ARG ASP LEU ARG LYS GLY VAL TYR VAL PRO TYR THR          
SEQRES   8 A  411  GLN GLY LYS TRP GLU GLY GLU LEU GLY THR ASP LEU VAL          
SEQRES   9 A  411  SER ILE PRO HIS GLY PRO ASN VAL THR VAL ARG ALA ASN          
SEQRES  10 A  411  ILE ALA ALA ILE THR GLU SER ASP LYS PHE PHE ILE ASN          
SEQRES  11 A  411  GLY SER ASN TRP GLU GLY ILE LEU GLY LEU ALA TYR ALA          
SEQRES  12 A  411  GLU ILE ALA ARG PRO ASP ASP SER LEU GLU PRO PHE PHE          
SEQRES  13 A  411  ASP SER LEU VAL LYS GLN THR HIS VAL PRO ASN LEU PHE          
SEQRES  14 A  411  SER LEU GLN LEU CYS GLY ALA GLY PHE PRO LEU ASN GLN          
SEQRES  15 A  411  SER GLU VAL LEU ALA SER VAL GLY GLY SER MET ILE ILE          
SEQRES  16 A  411  GLY GLY ILE ASP HIS SER LEU TYR THR GLY SER LEU TRP          
SEQRES  17 A  411  TYR THR PRO ILE ARG ARG GLU TRP TYR TYR GLU VAL ILE          
SEQRES  18 A  411  ILE VAL ARG VAL GLU ILE ASN GLY GLN ASP LEU LYS MET          
SEQRES  19 A  411  ASP CYS LYS GLU TYR ASN TYR ASP LYS SER ILE VAL ASP          
SEQRES  20 A  411  SER GLY THR THR ASN LEU ARG LEU PRO LYS LYS VAL PHE          
SEQRES  21 A  411  GLU ALA ALA VAL LYS SER ILE LYS ALA ALA SER SER THR          
SEQRES  22 A  411  GLU LYS PHE PRO ASP GLY PHE TRP LEU GLY GLU GLN LEU          
SEQRES  23 A  411  VAL CYS TRP GLN ALA GLY THR THR PRO TRP ASN ILE PHE          
SEQRES  24 A  411  PRO VAL ILE SER LEU TYR LEU MET GLY GLU VAL THR ASN          
SEQRES  25 A  411  GLN SER PHE ARG ILE THR ILE LEU PRO GLN GLN TYR LEU          
SEQRES  26 A  411  ARG PRO VAL GLU ASP VAL ALA THR SER GLN ASP ASP CYS          
SEQRES  27 A  411  TYR LYS PHE ALA ILE SER GLN SER SER THR GLY THR VAL          
SEQRES  28 A  411  MET GLY ALA VAL ILE MET GLU GLY PHE TYR VAL VAL PHE          
SEQRES  29 A  411  ASP ARG ALA ARG LYS ARG ILE GLY PHE ALA VAL SER ALA          
SEQRES  30 A  411  CYS HIS VAL HIS ASP GLU PHE ARG THR ALA ALA VAL GLU          
SEQRES  31 A  411  GLY PRO PHE VAL THR LEU ASP MET GLU ASP CYS GLY TYR          
SEQRES  32 A  411  ASN ILE PRO GLN THR ASP GLU SER                              
HET    IOD  A1502       1                                                       
HET    IOD  A1503       1                                                       
HET    IOD  A1504       1                                                       
HET    IOD  A1505       1                                                       
HET    L01  A1506      39                                                       
HETNAM     IOD IODIDE ION                                                       
HETNAM     L01 3-[({(1S,2R)-1-BENZYL-2-HYDROXY-3-[(3-                           
HETNAM   2 L01  METHOXYBENZYL)AMINO]PROPYL}AMINO)(HYDROXY)METHYL]-N,            
HETNAM   3 L01  N-DIPROPYLBENZAMIDE                                             
HETSYN     L01 HYDROXYETHYLAMINE BACE INHIBITOR                                 
FORMUL   2  IOD    4(I 1-)                                                      
FORMUL   6  L01    C32 H41 N3 O4                                                
FORMUL   7  HOH   *140(H2 O1)                                                   
HELIX    1   1 GLN A   53  SER A   57  5                                   5    
HELIX    2   2 TYR A  123  ALA A  127  5                                   5    
HELIX    3   3 PRO A  135  THR A  144  1                                  10    
HELIX    4   4 ASP A  180  SER A  182  5                                   3    
HELIX    5   5 ASP A  216  ASN A  221  1                                   6    
HELIX    6   6 LYS A  238  SER A  252  1                                  15    
HELIX    7   7 PRO A  258  LEU A  263  1                                   6    
HELIX    8   8 LEU A  301  TYR A  305  1                                   5    
HELIX    9   9 GLY A  334  GLU A  339  1                                   6    
HELIX   10  10 ARG A  347  ARG A  349  5                                   3    
HELIX   11  11 ASP A  378  GLY A  383  5                                   6    
SHEET    1  AA 3 ARG A  61  PRO A  70  0                                        
SHEET    2  AA 3 LYS A  75  SER A  86 -1  O  TRP A  76   N  VAL A  69           
SHEET    3  AA 3 TYR A  14  VAL A  20 -1  O  THR A  19   N  SER A  86           
SHEET    1  AB 7 ARG A  61  PRO A  70  0                                        
SHEET    2  AB 7 LYS A  75  SER A  86 -1  O  TRP A  76   N  VAL A  69           
SHEET    3  AB 7 VAL A  95  ASP A 106 -1  O  VAL A  95   N  VAL A  85           
SHEET    4  AB 7 PHE A  38  GLY A  41  1  O  PHE A  38   N  ALA A 100           
SHEET    5  AB 7 GLY A 117  GLY A 120 -1  O  ILE A 118   N  ALA A  39           
SHEET    6  AB 7 GLN A  25  ASP A  32  1  O  LEU A  30   N  LEU A 119           
SHEET    7  AB 7 TYR A  14  VAL A  20 -1  O  TYR A  14   N  VAL A  31           
SHEET    1  AC 3 GLU A 200  VAL A 201  0                                        
SHEET    2  AC 3 SER A 225  VAL A 227 -1  O  SER A 225   N  VAL A 201           
SHEET    3  AC 3 THR A 331  MET A 333  1  O  THR A 331   N  ILE A 226           
SHEET    1  AD 5 GLN A 211  ASP A 212  0                                        
SHEET    2  AD 5 ILE A 203  ILE A 208 -1  O  ILE A 208   N  GLN A 211           
SHEET    3  AD 5 ILE A 283  MET A 288 -1  O  SER A 284   N  GLU A 207           
SHEET    4  AD 5 GLN A 294  ILE A 300 -1  O  PHE A 296   N  LEU A 287           
SHEET    5  AD 5 ALA A 369  VAL A 375 -1  O  ALA A 369   N  THR A 299           
SHEET    1  AE 2 LEU A 234  PRO A 237  0                                        
SHEET    2  AE 2 ILE A 324  SER A 327  1  O  SER A 325   N  LEU A 236           
SHEET    1  AF 2 LEU A 306  ARG A 307  0                                        
SHEET    2  AF 2 LYS A 321  PHE A 322 -1  O  LYS A 321   N  ARG A 307           
SSBOND   1 CYS A  155    CYS A  359                          1555   1555  2.06  
SSBOND   2 CYS A  217    CYS A  382                          1555   1555  2.03  
SSBOND   3 CYS A  269    CYS A  319                          1555   1555  2.04  
CISPEP   1 SER A   22    PRO A   23          0        -3.67                     
CISPEP   2 ARG A  128    PRO A  129          0         0.06                     
CISPEP   3 TYR A  222    ASP A  223          0         2.52                     
CISPEP   4 GLY A  372    PRO A  373          0        -0.97                     
SITE     1 AC1  3 THR A 103  GLU A 104  SER A 105                               
SITE     1 AC2  2 GLN A  55  HOH A2127                                          
SITE     1 AC3  2 ARG A  96  HOH A2056                                          
SITE     1 AC4 19 GLY A  11  GLN A  12  GLY A  13  LEU A  30                    
SITE     2 AC4 19 ASP A  32  GLY A  34  SER A  35  PRO A  70                    
SITE     3 AC4 19 TYR A  71  THR A  72  GLN A  73  PHE A 108                    
SITE     4 AC4 19 ILE A 126  ARG A 128  ASP A 228  GLY A 230                    
SITE     5 AC4 19 THR A 231  THR A 232  GLU A 265                               
CRYST1  102.351  102.351  168.000  90.00  90.00 120.00 P 61 2 2     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      0.009770  0.005641  0.000000        0.00000                         
SCALE2      0.000000  0.011282  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005952        0.00000