HEADER    BLOOD CLOTTING                          25-AUG-20   7A6O              
TITLE     CRYSTAL STRUCTURE OF THE COMPLEX OF THE RECOMBINANT VON WILLEBRAND    
TITLE    2 FACTOR AIM-A1 DOMAIN AND VHH81 AT 2.1 ANGSTROM RESOLUTION            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: VON WILLEBRAND FACTOR;                                     
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: VHH81 NANOBODY FRAGMENT;                                   
COMPND   7 CHAIN: B;                                                            
COMPND   8 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: VWF;                                                           
SOURCE   6 EXPRESSION_SYSTEM: HOMO SAPIENS;                                     
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 9606;                                       
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: EXPI293F;                                  
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET22B+;                                  
SOURCE  10 MOL_ID: 2;                                                           
SOURCE  11 ORGANISM_SCIENTIFIC: LAMA GLAMA;                                     
SOURCE  12 ORGANISM_TAXID: 9844;                                                
SOURCE  13 GENE: VHH;                                                           
SOURCE  14 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  15 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  16 EXPRESSION_SYSTEM_STRAIN: SHUFFLE T7;                                
SOURCE  17 EXPRESSION_SYSTEM_PLASMID: PET22B(+)                                 
KEYWDS    THROMBOSIS VON WILLEBRAND FACTOR A1 AIM-A1 BLOOD CLOTTING COMPLEX     
KEYWDS   2 VWF, BLOOD CLOTTING                                                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.K.BROWN,J.EMSLEY                                                    
REVDAT   5   20-NOV-24 7A6O    1       REMARK                                   
REVDAT   4   31-JAN-24 7A6O    1       REMARK                                   
REVDAT   3   28-JUL-21 7A6O    1       REMARK DBREF  SEQRES HELIX               
REVDAT   3 2                   1       SHEET  SSBOND ATOM                       
REVDAT   2   21-JUL-21 7A6O    1       JRNL   REMARK                            
REVDAT   1   03-MAR-21 7A6O    0                                                
JRNL        AUTH   N.A.ARCE,W.CAO,A.K.BROWN,E.R.LEGAN,M.S.WILSON,E.R.XU,        
JRNL        AUTH 2 M.C.BERNDT,J.EMSLEY,X.F.ZHANG,R.LI                           
JRNL        TITL   ACTIVATION OF VON WILLEBRAND FACTOR VIA MECHANICAL UNFOLDING 
JRNL        TITL 2 OF ITS DISCONTINUOUS AUTOINHIBITORY MODULE.                  
JRNL        REF    NAT COMMUN                    V.  12  2360 2021              
JRNL        REFN                   ESSN 2041-1723                               
JRNL        PMID   33883551                                                     
JRNL        DOI    10.1038/S41467-021-22634-X                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.12 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0258                                      
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) : 2.12                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 62.80                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 92.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 19344                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : FREE R-VALUE                    
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.195                           
REMARK   3   FREE R VALUE                     : 0.256                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.761                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 921                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.12                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.17                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 30                           
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 1.44                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.4490                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 1                            
REMARK   3   BIN FREE R VALUE                    : 0.6480                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2620                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 5                                       
REMARK   3   SOLVENT ATOMS            : 160                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 51.29                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.15500                                             
REMARK   3    B22 (A**2) : -0.15500                                             
REMARK   3    B33 (A**2) : 0.31000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.300         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.247         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.959                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.916                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2683 ; 0.010 ; 0.013       
REMARK   3   BOND LENGTHS OTHERS               (A):  2540 ; 0.035 ; 0.017       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3626 ; 1.727 ; 1.645       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  5873 ; 2.339 ; 1.575       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   333 ; 7.550 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   150 ;26.913 ;20.333       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   473 ;16.499 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    28 ;20.867 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   337 ; 0.070 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3002 ; 0.008 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   598 ; 0.011 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   494 ; 0.211 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):    18 ; 0.154 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1229 ; 0.162 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   131 ; 0.191 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):     1 ; 0.278 ; 0.200       
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):  1332 ; 4.265 ; 5.161       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1331 ; 4.265 ; 5.157       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1662 ; 5.937 ; 7.724       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  1663 ; 5.935 ; 7.728       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1351 ; 5.244 ; 5.662       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  1347 ; 5.211 ; 5.652       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1963 ; 7.914 ; 8.279       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  1958 ; 7.880 ; 8.264       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
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 : MASK BULK SOLVENT                                    
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: HYDROGENS HAVE BEEN ADDED IN THEIR        
REMARK   3  RIDING POSITIONS                                                    
REMARK   4                                                                      
REMARK   4 7A6O COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 25-AUG-20.                  
REMARK 100 THE DEPOSITION ID IS D_1292110926.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-FEB-20                          
REMARK 200  TEMPERATURE           (KELVIN) : 283                                
REMARK 200  PH                             : 5.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I04                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9795                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS EIGER2 XE 16M              
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XIA2                               
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS                            
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 19344                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.117                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 62.900                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 92.4                               
REMARK 200  DATA REDUNDANCY                : 5.200                              
REMARK 200  R MERGE                    (I) : 0.04800                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.1000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.12                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.30                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 69.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.64500                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.700                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHENIX                                                
REMARK 200 STARTING MODEL: 1AUQ                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 62.98                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.32                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 3.2 M AMMONIUM SULPHATE, 0.08 M SODIUM   
REMARK 280  CITRATE, PH 5.2, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 283K    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      116.61550            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       32.61700            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       32.61700            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      174.92325            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       32.61700            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       32.61700            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       58.30775            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       32.61700            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       32.61700            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      174.92325            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       32.61700            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       32.61700            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       58.30775            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000      116.61550            
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: 1280 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 15090 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A1696  LIES ON A SPECIAL POSITION.                          
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  HH22  ARG A  1395     O    HOH A  1602              1.34            
REMARK 500   OE1  GLU A  1339    HH21  ARG A  1342              1.44            
REMARK 500   O    LEU A  1457     O    HOH A  1601              1.92            
REMARK 500   NH2  ARG A  1395     O    HOH A  1602              2.02            
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 B  73   NE  -  CZ  -  NH1 ANGL. DEV. =   4.0 DEGREES          
REMARK 500    ARG B  73   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.4 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    GLU A1264      115.29     82.43                                   
REMARK 500    SER A1273       77.03   -108.33                                   
REMARK 500    TRP A1313     -108.11   -115.07                                   
REMARK 500    HIS A1322     -123.41   -114.77                                   
REMARK 500    ASP A1333      100.47    -55.11                                   
REMARK 500    ALA A1432      144.46   -174.09                                   
REMARK 500    ALA A1464       84.82    -26.28                                   
REMARK 500    PRO B  42      125.64    -37.87                                   
REMARK 500    ALA B  93      168.62    172.45                                   
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 PRO A 1465     PRO A 1466                  149.38                    
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 A1688        DISTANCE =  6.05 ANGSTROMS                       
REMARK 525    HOH A1689        DISTANCE =  6.45 ANGSTROMS                       
REMARK 525    HOH A1690        DISTANCE =  7.13 ANGSTROMS                       
REMARK 525    HOH A1691        DISTANCE =  7.63 ANGSTROMS                       
REMARK 525    HOH A1692        DISTANCE =  8.62 ANGSTROMS                       
REMARK 525    HOH A1693        DISTANCE =  9.28 ANGSTROMS                       
REMARK 525    HOH A1694        DISTANCE =  9.33 ANGSTROMS                       
REMARK 525    HOH A1695        DISTANCE =  9.73 ANGSTROMS                       
REMARK 525    HOH A1696        DISTANCE = 12.14 ANGSTROMS                       
REMARK 525    HOH B 261        DISTANCE =  5.89 ANGSTROMS                       
REMARK 525    HOH B 262        DISTANCE =  5.92 ANGSTROMS                       
REMARK 525    HOH B 263        DISTANCE =  7.34 ANGSTROMS                       
REMARK 525    HOH B 264        DISTANCE =  8.42 ANGSTROMS                       
DBREF  7A6O A 1262  1466  UNP    L8E853   L8E853_HUMAN  1262   1466             
DBREF  7A6O B    2   129  PDB    7A6O     7A6O             2    129             
SEQRES   1 A  205  ILE SER GLU PRO PRO LEU HIS ASP PHE TYR CYS SER ARG          
SEQRES   2 A  205  LEU LEU ASP LEU VAL PHE LEU LEU ASP GLY SER SER ARG          
SEQRES   3 A  205  LEU SER GLU ALA GLU PHE GLU VAL LEU LYS ALA PHE VAL          
SEQRES   4 A  205  VAL ASP MET MET GLU ARG LEU ARG ILE SER GLN LYS TRP          
SEQRES   5 A  205  VAL ARG VAL ALA VAL VAL GLU TYR HIS ASP GLY SER HIS          
SEQRES   6 A  205  ALA TYR ILE GLY LEU LYS ASP ARG LYS ARG PRO SER GLU          
SEQRES   7 A  205  LEU ARG ARG ILE ALA SER GLN VAL LYS TYR ALA GLY SER          
SEQRES   8 A  205  GLN VAL ALA SER THR SER GLU VAL LEU LYS TYR THR LEU          
SEQRES   9 A  205  PHE GLN ILE PHE SER LYS ILE ASP ARG PRO GLU ALA SER          
SEQRES  10 A  205  ARG ILE ALA LEU LEU LEU MET ALA SER GLN GLU PRO GLN          
SEQRES  11 A  205  ARG MET SER ARG ASN PHE VAL ARG TYR VAL GLN GLY LEU          
SEQRES  12 A  205  LYS LYS LYS LYS VAL ILE VAL ILE PRO VAL GLY ILE GLY          
SEQRES  13 A  205  PRO HIS ALA ASN LEU LYS GLN ILE ARG LEU ILE GLU LYS          
SEQRES  14 A  205  GLN ALA PRO GLU ASN LYS ALA PHE VAL LEU SER SER VAL          
SEQRES  15 A  205  ASP GLU LEU GLU GLN GLN ARG ASP GLU ILE VAL SER TYR          
SEQRES  16 A  205  LEU CYS ASP LEU ALA PRO GLU ALA PRO PRO                      
SEQRES   1 B  128  GLU VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN          
SEQRES   2 B  128  PRO GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER GLY          
SEQRES   3 B  128  ARG THR PHE SER TYR ASN PRO MET GLY TRP PHE ARG GLN          
SEQRES   4 B  128  ALA PRO GLY LYS GLY ARG GLU LEU VAL ALA ALA ILE SER          
SEQRES   5 B  128  ARG THR GLY GLY SER THR TYR TYR PRO ASP SER VAL GLU          
SEQRES   6 B  128  GLY ARG PHE THR ILE SER ARG ASP ASN ALA LYS ARG MET          
SEQRES   7 B  128  VAL TYR LEU GLN MET ASN SER LEU ARG ALA GLU ASP THR          
SEQRES   8 B  128  ALA VAL TYR TYR CYS ALA ALA ALA GLY VAL ARG ALA GLU          
SEQRES   9 B  128  ASP GLY ARG VAL ARG THR LEU PRO SER GLU TYR THR PHE          
SEQRES  10 B  128  TRP GLY GLN GLY THR GLN VAL THR VAL SER SER                  
HET    SO4  A1501       5                                                       
HETNAM     SO4 SULFATE ION                                                      
FORMUL   3  SO4    O4 S 2-                                                      
FORMUL   4  HOH   *160(H2 O)                                                    
HELIX    1 AA1 SER A 1289  ARG A 1306  1                                  18    
HELIX    2 AA2 ARG A 1336  GLN A 1346  1                                  11    
HELIX    3 AA3 SER A 1356  GLN A 1367  1                                  12    
HELIX    4 AA4 PRO A 1390  ARG A 1395  5                                   6    
HELIX    5 AA5 ASN A 1396  LYS A 1407  1                                  12    
HELIX    6 AA6 ASN A 1421  GLN A 1431  1                                  11    
HELIX    7 AA7 VAL A 1443  LEU A 1460  1                                  18    
HELIX    8 AA8 PRO B   62  GLU B   66  5                                   5    
HELIX    9 AA9 ASN B   75  LYS B   77  5                                   3    
HELIX   10 AB1 ARG B   88  THR B   92  5                                   5    
HELIX   11 AB2 LEU B  112  SER B  114  5                                   3    
SHEET    1 AA1 6 SER A1325  ILE A1329  0                                        
SHEET    2 AA1 6 VAL A1314  TYR A1321 -1  N  GLU A1320   O  HIS A1326           
SHEET    3 AA1 6 LEU A1276  ASP A1283  1  N  LEU A1278   O  ARG A1315           
SHEET    4 AA1 6 SER A1378  MET A1385  1  O  LEU A1382   N  VAL A1279           
SHEET    5 AA1 6 VAL A1409  ILE A1416  1  O  ILE A1416   N  MET A1385           
SHEET    6 AA1 6 PHE A1438  LEU A1440  1  O  LEU A1440   N  GLY A1415           
SHEET    1 AA2 4 GLN B   4  SER B   8  0                                        
SHEET    2 AA2 4 LEU B  19  SER B  26 -1  O  SER B  26   N  GLN B   4           
SHEET    3 AA2 4 MET B  79  MET B  84 -1  O  MET B  84   N  LEU B  19           
SHEET    4 AA2 4 PHE B  69  ASP B  74 -1  N  THR B  70   O  GLN B  83           
SHEET    1 AA3 6 GLY B  11  VAL B  13  0                                        
SHEET    2 AA3 6 THR B 123  VAL B 127  1  O  THR B 126   N  VAL B  13           
SHEET    3 AA3 6 ALA B  93  ALA B 100 -1  N  TYR B  95   O  THR B 123           
SHEET    4 AA3 6 MET B  35  GLN B  40 -1  N  PHE B  38   O  TYR B  96           
SHEET    5 AA3 6 ARG B  46  ILE B  52 -1  O  GLU B  47   N  ARG B  39           
SHEET    6 AA3 6 THR B  59  TYR B  60 -1  O  TYR B  60   N  ALA B  51           
SHEET    1 AA4 4 GLY B  11  VAL B  13  0                                        
SHEET    2 AA4 4 THR B 123  VAL B 127  1  O  THR B 126   N  VAL B  13           
SHEET    3 AA4 4 ALA B  93  ALA B 100 -1  N  TYR B  95   O  THR B 123           
SHEET    4 AA4 4 TYR B 116  TRP B 119 -1  O  THR B 117   N  ALA B  99           
SSBOND   1 CYS A 1272    CYS A 1458                          1555   1555  2.13  
SSBOND   2 CYS B   23    CYS B   97                          1555   1555  2.13  
CRYST1   65.234   65.234  233.231  90.00  90.00  90.00 P 43 21 2     8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.015329  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.015329  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004288        0.00000