HEADER    HYDROLASE                               10-NOV-16   5MCQ              
TITLE     CRYSTAL STRUCTURE OF BACE-1 IN COMPLEX WITH ACTIVE SITE AND EXOSITE   
TITLE    2 BINDING PEPTIDE INHIBITOR                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: BETA-SECRETASE 1;                                          
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: ASPARTYL PROTEASE 2,ASP 2,BETA-SITE AMYLOID PRECURSOR       
COMPND   5 PROTEIN CLEAVING ENZYME 1,BETA-SITE APP CLEAVING ENZYME 1,MEMAPSIN-2,
COMPND   6 MEMBRANE-ASSOCIATED ASPARTIC PROTEASE 2;                             
COMPND   7 EC: 3.4.23.46;                                                       
COMPND   8 ENGINEERED: YES;                                                     
COMPND   9 MOL_ID: 2;                                                           
COMPND  10 MOLECULE: BACE-1 ACTIVE AND EXOSITE BINDING INHIBITOR;               
COMPND  11 CHAIN: D;                                                            
COMPND  12 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;                                        
SOURCE   8 MOL_ID: 2;                                                           
SOURCE   9 SYNTHETIC: YES;                                                      
SOURCE  10 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  11 ORGANISM_TAXID: 9606                                                 
KEYWDS    PROTEASE INHIBITOR, HYDROLASE-HYDROLASE INHIBITOR COMPLEX, HYDROLASE, 
KEYWDS   2 EXOSITE                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.KUGLSTATTER,M.STIHLE,J.BENZ                                         
REVDAT   4   23-OCT-24 5MCQ    1       REMARK                                   
REVDAT   3   01-MAY-24 5MCQ    1       REMARK                                   
REVDAT   2   01-NOV-17 5MCQ    1       JRNL                                     
REVDAT   1   27-SEP-17 5MCQ    0                                                
JRNL        AUTH   N.RUDERISCH,D.SCHLATTER,A.KUGLSTATTER,W.GUBA,S.HUBER,        
JRNL        AUTH 2 C.CUSULIN,J.BENZ,A.C.RUFER,J.HOERNSCHEMEYER,C.SCHWEITZER,    
JRNL        AUTH 3 T.BULAU,A.GARTNER,E.HOFFMANN,J.NIEWOEHNER,C.PATSCH,          
JRNL        AUTH 4 K.BAUMANN,H.LOETSCHER,E.KITAS,P.O.FRESKGARD                  
JRNL        TITL   POTENT AND SELECTIVE BACE-1 PEPTIDE INHIBITORS LOWER BRAIN A 
JRNL        TITL 2 BETA LEVELS MEDIATED BY BRAIN SHUTTLE TRANSPORT.             
JRNL        REF    EBIOMEDICINE                  V.  24    76 2017              
JRNL        REFN                   ESSN 2352-3964                               
JRNL        PMID   28923680                                                     
JRNL        DOI    10.1016/J.EBIOM.2017.09.004                                  
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.82 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0135                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.82                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 48.58                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 59801                          
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) : 0.180                           
REMARK   3   R VALUE            (WORKING SET) : 0.178                           
REMARK   3   FREE R VALUE                     : 0.224                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3169                            
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) : 1.82                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.87                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 4317                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.96                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3480                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 246                          
REMARK   3   BIN FREE R VALUE                    : 0.3780                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3248                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 16                                      
REMARK   3   SOLVENT ATOMS            : 586                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 33.57                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.51000                                              
REMARK   3    B22 (A**2) : 0.51000                                              
REMARK   3    B33 (A**2) : -1.65000                                             
REMARK   3    B12 (A**2) : 0.25000                                              
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): 0.098         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.106         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.102         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.825         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.970                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.950                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3389 ; 0.020 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4598 ; 1.932 ; 1.954       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   422 ; 6.990 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   155 ;36.190 ;23.935       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   525 ;14.250 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    19 ;17.696 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   495 ; 0.134 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2594 ; 0.013 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
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):  1675 ; 2.922 ; 2.904       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2088 ; 4.347 ; 4.334       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1713 ; 4.197 ; 3.193       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  5835 ; 9.087 ;26.593       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
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 : NULL                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 5MCQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 15-NOV-16.                  
REMARK 100 THE DEPOSITION ID IS D_1200002243.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 26-FEB-16                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SLS                                
REMARK 200  BEAMLINE                       : X10SA                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0000                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 63008                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.820                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 48.580                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 10.24                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.08130                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 16.7000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.82                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.91                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 10.13                              
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.300                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: UNPUBLISHED STRUCTURE                                
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 66.27                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.65                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M MAGNESIUM ACETATE, 0.1M SODIUM      
REMARK 280  ACETATE, 8% (W/V) PEG8000, PH 4.5, VAPOR DIFFUSION, SITTING DROP,   
REMARK 280  TEMPERATURE 295K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+1/3                                           
REMARK 290       6555   -X,-X+Y,-Z+2/3                                          
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       77.56667            
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       38.78333            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       38.78333            
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       77.56667            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3460 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 17280 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -2.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, D                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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     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     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 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   N    ASN A   175     O    HOH A   601              2.15            
REMARK 500   O    HOH A   862     O    HOH A  1025              2.16            
REMARK 500   N    ASN A   175     O    HOH A   601              2.18            
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   O    HOH A  1127     O    HOH A  1127     5554     1.51            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    DLY D 664   N     DLY D 664   CA     -0.122                       
REMARK 500    DLY D 664   CA    DLY D 664   CB     -0.181                       
REMARK 500    DLY D 666   CA    DLY D 666   CB     -0.193                       
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    ARG A 157   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    ARG A 157   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.4 DEGREES          
REMARK 500    ARG A 256   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.7 DEGREES          
REMARK 500    ARG A 296   NE  -  CZ  -  NH1 ANGL. DEV. =  -4.4 DEGREES          
REMARK 500    ARG A 296   NE  -  CZ  -  NH2 ANGL. DEV. =   5.6 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                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    PHE A 169      -65.08   -102.79                                   
REMARK 500    TRP A 258      -83.40   -139.15                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 GLY D  665     DLY D  666                 -149.49                    
REMARK 500 STA D  671     VAL D  672                 -116.52                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    STA D 671         34.97                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A1148        DISTANCE =  5.89 ANGSTROMS                       
REMARK 525    HOH A1149        DISTANCE =  7.01 ANGSTROMS                       
REMARK 525    HOH A1150        DISTANCE =  7.20 ANGSTROMS                       
REMARK 525    HOH A1151        DISTANCE =  8.84 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 503                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 504                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for Ligand residues STA D 671         
REMARK 800  through VAL D 672 bound to ASN D 670                                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 5MBW   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 5MCO   RELATED DB: PDB                                   
DBREF  5MCQ A   46   454  UNP    P56817   BACE1_HUMAN     46    454             
DBREF  5MCQ D  655   676  PDB    5MCQ     5MCQ           655    676             
SEQRES   1 A  409  GLU THR ASP GLU GLU PRO GLU GLU PRO GLY ARG ARG GLY          
SEQRES   2 A  409  SER PHE VAL GLU MET VAL ASP ASN LEU ARG GLY LYS SER          
SEQRES   3 A  409  GLY GLN GLY TYR TYR VAL GLU MET THR VAL GLY SER PRO          
SEQRES   4 A  409  PRO GLN THR LEU ASN ILE LEU VAL ASP THR GLY SER SER          
SEQRES   5 A  409  ASN PHE ALA VAL GLY ALA ALA PRO HIS PRO PHE LEU HIS          
SEQRES   6 A  409  ARG TYR TYR GLN ARG GLN LEU SER SER THR TYR ARG ASP          
SEQRES   7 A  409  LEU ARG LYS GLY VAL TYR VAL PRO TYR THR GLN GLY LYS          
SEQRES   8 A  409  TRP GLU GLY GLU LEU GLY THR ASP LEU VAL SER ILE PRO          
SEQRES   9 A  409  HIS GLY PRO ASN VAL THR VAL ARG ALA ASN ILE ALA ALA          
SEQRES  10 A  409  ILE THR GLU SER ASP LYS PHE PHE ILE ASN GLY SER ASN          
SEQRES  11 A  409  TRP GLU GLY ILE LEU GLY LEU ALA TYR ALA GLU ILE ALA          
SEQRES  12 A  409  ARG PRO ASP ASP SER LEU GLU PRO PHE PHE ASP SER LEU          
SEQRES  13 A  409  VAL LYS GLN THR HIS VAL PRO ASN LEU PHE SER LEU GLN          
SEQRES  14 A  409  LEU CYS GLY ALA GLY PHE PRO LEU ASN GLN SER GLU VAL          
SEQRES  15 A  409  LEU ALA SER VAL GLY GLY SER MET ILE ILE GLY GLY ILE          
SEQRES  16 A  409  ASP HIS SER LEU TYR THR GLY SER LEU TRP TYR THR PRO          
SEQRES  17 A  409  ILE ARG ARG GLU TRP TYR TYR GLU VAL ILE ILE VAL ARG          
SEQRES  18 A  409  VAL GLU ILE ASN GLY GLN ASP LEU LYS MET ASP CYS LYS          
SEQRES  19 A  409  GLU TYR ASN TYR ASP LYS SER ILE VAL ASP SER GLY THR          
SEQRES  20 A  409  THR ASN LEU ARG LEU PRO LYS LYS VAL PHE GLU ALA ALA          
SEQRES  21 A  409  VAL LYS SER ILE LYS ALA ALA SER SER THR GLU LYS PHE          
SEQRES  22 A  409  PRO ASP GLY PHE TRP LEU GLY GLU GLN LEU VAL CYS TRP          
SEQRES  23 A  409  GLN ALA GLY THR THR PRO TRP ASN ILE PHE PRO VAL ILE          
SEQRES  24 A  409  SER LEU TYR LEU MET GLY GLU VAL THR ASN GLN SER PHE          
SEQRES  25 A  409  ARG ILE THR ILE LEU PRO GLN GLN TYR LEU ARG PRO VAL          
SEQRES  26 A  409  GLU ASP VAL ALA THR SER GLN ASP ASP CYS TYR LYS PHE          
SEQRES  27 A  409  ALA ILE SER GLN SER SER THR GLY THR VAL MET GLY ALA          
SEQRES  28 A  409  VAL ILE MET GLU GLY PHE TYR VAL VAL PHE ASP ARG ALA          
SEQRES  29 A  409  ARG LYS ARG ILE GLY PHE ALA VAL SER ALA CYS HIS VAL          
SEQRES  30 A  409  HIS ASP GLU PHE ARG THR ALA ALA VAL GLU GLY PRO PHE          
SEQRES  31 A  409  VAL THR LEU ASP MET GLU ASP CYS GLY TYR ASN ILE PRO          
SEQRES  32 A  409  GLN THR ASP GLU SER THR                                      
SEQRES   1 D   22  GLY GLY GLY TYR PRO TYR PHE ILE PRO DLY GLY DLY GLY          
SEQRES   2 D   22  GLU VAL ASN STA VAL ALA GLU DPR NH2                          
HET    DLY  D 664       9                                                       
HET    DLY  D 666       9                                                       
HET    STA  D 671      11                                                       
HET    DPR  D 675       7                                                       
HET    NH2  D 676       1                                                       
HET    EDO  A 501       4                                                       
HET    EDO  A 502       4                                                       
HET    EDO  A 503       4                                                       
HET    EDO  A 504       4                                                       
HETNAM     DLY D-LYSINE                                                         
HETNAM     STA STATINE                                                          
HETNAM     DPR D-PROLINE                                                        
HETNAM     NH2 AMINO GROUP                                                      
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   2  DLY    2(C6 H14 N2 O2)                                              
FORMUL   2  STA    C8 H17 N O3                                                  
FORMUL   2  DPR    C5 H9 N O2                                                   
FORMUL   2  NH2    H2 N                                                         
FORMUL   3  EDO    4(C2 H6 O2)                                                  
FORMUL   7  HOH   *586(H2 O)                                                    
HELIX    1 AA1 SER A   59  VAL A   64  1                                   6    
HELIX    2 AA2 GLN A  114  SER A  118  5                                   5    
HELIX    3 AA3 TYR A  184  ALA A  188  5                                   5    
HELIX    4 AA4 PRO A  196  THR A  205  1                                  10    
HELIX    5 AA5 ALA A  218  PHE A  220  5                                   3    
HELIX    6 AA6 ASP A  241  SER A  243  5                                   3    
HELIX    7 AA7 ASP A  277  TYR A  283  5                                   7    
HELIX    8 AA8 LYS A  299  SER A  314  1                                  16    
HELIX    9 AA9 PRO A  319  LEU A  324  1                                   6    
HELIX   10 AB1 PRO A  337  PHE A  341  5                                   5    
HELIX   11 AB2 LEU A  362  TYR A  366  1                                   5    
HELIX   12 AB3 GLY A  395  GLU A  400  1                                   6    
HELIX   13 AB4 ASP A  439  GLY A  444  5                                   6    
SHEET    1 AA1 9 ARG A 122  PRO A 131  0                                        
SHEET    2 AA1 9 LYS A 136  SER A 147 -1  O  LEU A 141   N  LYS A 126           
SHEET    3 AA1 9 TYR A  75  VAL A  81 -1  N  THR A  80   O  SER A 147           
SHEET    4 AA1 9 LEU A  67  LYS A  70 -1  N  ARG A  68   O  TYR A  76           
SHEET    5 AA1 9 SER A 230  ILE A 237 -1  O  GLY A 233   N  LEU A  67           
SHEET    6 AA1 9 PHE A 211  GLY A 217 -1  N  GLN A 214   O  SER A 234           
SHEET    7 AA1 9 PHE A 402  ASP A 407 -1  O  VAL A 404   N  LEU A 213           
SHEET    8 AA1 9 ARG A 412  SER A 418 -1  O  ALA A 416   N  TYR A 403           
SHEET    9 AA1 9 TYR A 245  PRO A 253 -1  N  THR A 252   O  ILE A 413           
SHEET    1 AA213 ARG A 122  PRO A 131  0                                        
SHEET    2 AA213 LYS A 136  SER A 147 -1  O  LEU A 141   N  LYS A 126           
SHEET    3 AA213 VAL A 156  ASP A 167 -1  O  ALA A 162   N  GLU A 140           
SHEET    4 AA213 PHE A  99  GLY A 102  1  N  VAL A 101   O  ILE A 163           
SHEET    5 AA213 GLY A 178  GLY A 181 -1  O  ILE A 179   N  ALA A 100           
SHEET    6 AA213 GLN A  86  ASP A  93  1  N  LEU A  91   O  LEU A 180           
SHEET    7 AA213 TYR A  75  VAL A  81 -1  N  TYR A  75   O  VAL A  92           
SHEET    8 AA213 LEU A  67  LYS A  70 -1  N  ARG A  68   O  TYR A  76           
SHEET    9 AA213 SER A 230  ILE A 237 -1  O  GLY A 233   N  LEU A  67           
SHEET   10 AA213 PHE A 211  GLY A 217 -1  N  GLN A 214   O  SER A 234           
SHEET   11 AA213 PHE A 402  ASP A 407 -1  O  VAL A 404   N  LEU A 213           
SHEET   12 AA213 ARG A 412  SER A 418 -1  O  ALA A 416   N  TYR A 403           
SHEET   13 AA213 TYR A 245  PRO A 253 -1  N  THR A 252   O  ILE A 413           
SHEET    1 AA3 5 GLN A 272  ASP A 273  0                                        
SHEET    2 AA3 5 ILE A 264  ILE A 269 -1  N  ILE A 269   O  GLN A 272           
SHEET    3 AA3 5 ILE A 344  MET A 349 -1  O  TYR A 347   N  ARG A 266           
SHEET    4 AA3 5 GLN A 355  ILE A 361 -1  O  ILE A 361   N  ILE A 344           
SHEET    5 AA3 5 ALA A 430  VAL A 436 -1  O  ALA A 430   N  THR A 360           
SHEET    1 AA4 4 SER A 286  VAL A 288  0                                        
SHEET    2 AA4 4 THR A 392  MET A 394  1  O  MET A 394   N  ILE A 287           
SHEET    3 AA4 4 LEU A 295  PRO A 298 -1  N  ARG A 296   O  VAL A 393           
SHEET    4 AA4 4 ILE A 385  SER A 388  1  O  SER A 386   N  LEU A 297           
SHEET    1 AA5 4 LEU A 367  VAL A 370  0                                        
SHEET    2 AA5 4 ASP A 378  PHE A 383 -1  O  CYS A 380   N  VAL A 370           
SHEET    3 AA5 4 GLN A 327  GLN A 332 -1  N  TRP A 331   O  ASP A 379           
SHEET    4 AA5 4 TYR D 660  PRO D 663 -1  O  TYR D 660   N  CYS A 330           
SSBOND   1 CYS A  216    CYS A  420                          1555   1555  2.17  
SSBOND   2 CYS A  278    CYS A  443                          1555   1555  2.14  
SSBOND   3 CYS A  330    CYS A  380                          1555   1555  2.16  
LINK         C   PRO D 663                 N   DLY D 664     1555   1555  1.32  
LINK         C   DLY D 664                 N   GLY D 665     1555   1555  1.32  
LINK         C   GLY D 665                 N   DLY D 666     1555   1555  1.34  
LINK         C   DLY D 666                 N   GLY D 667     1555   1555  1.33  
LINK         C   ASN D 670                 N   STA D 671     1555   1555  1.34  
LINK         C   STA D 671                 N   VAL D 672     1555   1555  1.32  
LINK         C   GLU D 674                 N   DPR D 675     1555   1555  1.34  
LINK         C   DPR D 675                 N   NH2 D 676     1555   1555  1.31  
CISPEP   1 SER A   83    PRO A   84          0        -6.14                     
CISPEP   2 ARG A  189    PRO A  190          0         1.36                     
CISPEP   3 TYR A  283    ASP A  284          0         2.15                     
CISPEP   4 GLY A  433    PRO A  434          0         0.09                     
CISPEP   5 TYR D  658    PRO D  659          0        -2.49                     
SITE     1 AC1  4 ARG A 111  TYR A 112  GLN A 114  HOH A 851                    
SITE     1 AC2  5 SER A  59  PHE A  60  GLU A 165  HOH A 975                    
SITE     2 AC2  5 HOH A1005                                                     
SITE     1 AC3  5 ARG A 157  ASN A 159  GLU A 195  SER A 200                    
SITE     2 AC3  5 HOH A 729                                                     
SITE     1 AC4  2 GLU A 226  HOH A 844                                          
SITE     1 AC5 14 ASP A  93  GLY A  95  SER A  96  PRO A 131                    
SITE     2 AC5 14 TYR A 132  THR A 133  GLN A 134  ILE A 187                    
SITE     3 AC5 14 TYR A 259  ASP A 289  GLY A 291  ASN D 670                    
SITE     4 AC5 14 ALA D 673  GLU D 674                                          
CRYST1  101.930  101.930  116.350  90.00  90.00 120.00 P 32 2 1      6          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.009811  0.005664  0.000000        0.00000                         
SCALE2      0.000000  0.011328  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008595        0.00000