HEADER    UNKNOWN FUNCTION                        08-APR-02   1LCZ              
TITLE     STREPTAVIDIN-BCAP COMPLEX                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: STREPTAVIDIN;                                              
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOMYCES AVIDINII;                          
SOURCE   3 ORGANISM_TAXID: 1895;                                                
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    AVIDIN, STREPTAVIDIN, BIOTIN, LIGAND EXCHANGE, UNKNOWN FUNCTION       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    O.LIVNAH,Y.PAZY,E.A.BAYER,M.WILCHEK                                   
REVDAT   4   14-FEB-24 1LCZ    1       REMARK                                   
REVDAT   3   13-JUL-11 1LCZ    1       VERSN                                    
REVDAT   2   24-FEB-09 1LCZ    1       VERSN                                    
REVDAT   1   06-NOV-02 1LCZ    0                                                
JRNL        AUTH   Y.PAZY,T.KULIK,E.A.BAYER,M.WILCHEK,O.LIVNAH                  
JRNL        TITL   LIGAND EXCHANGE BETWEEN PROTEINS: EXCHANGE OF BIOTIN AND     
JRNL        TITL 2 BIOTIN DERIVATIVES BETWEEN AVIDIN AND STREPTAVIDIN           
JRNL        REF    J.BIOL.CHEM.                  V. 277 30892 2002              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   12055191                                                     
JRNL        DOI    10.1074/JBC.M202874200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.95 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 40.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 1.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 15477                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.198                           
REMARK   3   FREE R VALUE                     : 0.237                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 784                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1773                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 48                                      
REMARK   3   SOLVENT ATOMS            : 100                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1LCZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-APR-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000015845.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 13-FEB-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 295                                
REMARK 200  PH                             : 4.2                                
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 RUH3R                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54                               
REMARK 200  MONOCHROMATOR                  : OSMIC MIRRORS                      
REMARK 200  OPTICS                         : MAX FLUX                           
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 16619                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.950                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 40.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 92.6                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.02                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 90.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 41.27                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.2M AMMONIUM SULFATE, 0.1M SODIUM       
REMARK 280  ACETATE, PH 4.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X,Y,-Z                                                 
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z+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        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
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        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       23.74150            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       47.46250            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       52.72350            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       23.74150            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       47.46250            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       52.72350            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       23.74150            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       47.46250            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       52.72350            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       23.74150            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       47.46250            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       52.72350            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: THE STREPTAVIDIN TETRAMER IS GENERATED BY THE TWO FOLD AXIS: 
REMARK 300 -X, Y, -Z                                                            
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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 12500 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 18190 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -68.0 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 350   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: OCTAMERIC                  
REMARK 350 SOFTWARE USED: PQS                                                   
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 350   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000       94.92500            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 350   BIOMT1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   4  0.000000 -1.000000  0.000000       94.92500            
REMARK 350   BIOMT3   4  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     ASP A     1                                                      
REMARK 465     PRO A     2                                                      
REMARK 465     SER A     3                                                      
REMARK 465     LYS A     4                                                      
REMARK 465     ASP A     5                                                      
REMARK 465     SER A     6                                                      
REMARK 465     LYS A     7                                                      
REMARK 465     ALA A     8                                                      
REMARK 465     GLN A     9                                                      
REMARK 465     VAL A    10                                                      
REMARK 465     SER A    11                                                      
REMARK 465     ALA A    12                                                      
REMARK 465     ALA A    13                                                      
REMARK 465     GLU A    14                                                      
REMARK 465     ALA A    15                                                      
REMARK 465     PRO A   135                                                      
REMARK 465     ASP B   201                                                      
REMARK 465     PRO B   202                                                      
REMARK 465     SER B   203                                                      
REMARK 465     LYS B   204                                                      
REMARK 465     ASP B   205                                                      
REMARK 465     SER B   206                                                      
REMARK 465     LYS B   207                                                      
REMARK 465     ALA B   208                                                      
REMARK 465     GLN B   209                                                      
REMARK 465     VAL B   210                                                      
REMARK 465     SER B   211                                                      
REMARK 465     ALA B   212                                                      
REMARK 465     ALA B   213                                                      
REMARK 465     GLU B   214                                                      
REMARK 465     ALA B   215                                                      
REMARK 465     LYS B   334                                                      
REMARK 465     PRO B   335                                                      
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    HOH B   530     O    HOH B   578              0.00            
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   OH   TYR A    22     OH   TYR A    22     2565     1.68            
REMARK 500   CB   ASP A    67     CB   ASP A    67     3655     2.08            
REMARK 500   OD2  ASP A    67     OD2  ASP A    67     3655     2.12            
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    SER A  52     -154.54     63.84                                   
REMARK 500    ASP A  67      -88.96    -91.40                                   
REMARK 500    SER B 252     -167.73     91.11                                   
REMARK 500    ALA B 263       62.65   -161.29                                   
REMARK 500    ASP B 267      -91.97    -59.35                                   
REMARK 500    ASN B 282        5.68    -66.33                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BH7 B 400                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BH7 A 401                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1LCV   RELATED DB: PDB                                   
REMARK 900 STREPTAVIDIN-NORBIOTIN COMPLEX                                       
REMARK 900 RELATED ID: 1LCW   RELATED DB: PDB                                   
REMARK 900 STREPTAVIDIN-HOMOBIOTIN COMPLEX                                      
REMARK 900 RELATED ID: 1LDO   RELATED DB: PDB                                   
REMARK 900 AVIDIN-NORBIOITIN COMPLEX                                            
REMARK 900 RELATED ID: 1LDQ   RELATED DB: PDB                                   
REMARK 900 AVIDIN-HOMOBIOTIN COMPLEX                                            
REMARK 900 RELATED ID: 1LEL   RELATED DB: PDB                                   
REMARK 900 AVIDIN BCAP COMPLEX                                                  
DBREF  1LCZ A    1   135  UNP    P22629   SAV_STRAV       25    159             
DBREF  1LCZ B  201   335  UNP    P22629   SAV_STRAV       25    159             
SEQRES   1 A  135  ASP PRO SER LYS ASP SER LYS ALA GLN VAL SER ALA ALA          
SEQRES   2 A  135  GLU ALA GLY ILE THR GLY THR TRP TYR ASN GLN LEU GLY          
SEQRES   3 A  135  SER THR PHE ILE VAL THR ALA GLY ALA ASP GLY ALA LEU          
SEQRES   4 A  135  THR GLY THR TYR GLU SER ALA VAL GLY ASN ALA GLU SER          
SEQRES   5 A  135  ARG TYR VAL LEU THR GLY ARG TYR ASP SER ALA PRO ALA          
SEQRES   6 A  135  THR ASP GLY SER GLY THR ALA LEU GLY TRP THR VAL ALA          
SEQRES   7 A  135  TRP LYS ASN ASN TYR ARG ASN ALA HIS SER ALA THR THR          
SEQRES   8 A  135  TRP SER GLY GLN TYR VAL GLY GLY ALA GLU ALA ARG ILE          
SEQRES   9 A  135  ASN THR GLN TRP LEU LEU THR SER GLY THR THR GLU ALA          
SEQRES  10 A  135  ASN ALA TRP LYS SER THR LEU VAL GLY HIS ASP THR PHE          
SEQRES  11 A  135  THR LYS VAL LYS PRO                                          
SEQRES   1 B  135  ASP PRO SER LYS ASP SER LYS ALA GLN VAL SER ALA ALA          
SEQRES   2 B  135  GLU ALA GLY ILE THR GLY THR TRP TYR ASN GLN LEU GLY          
SEQRES   3 B  135  SER THR PHE ILE VAL THR ALA GLY ALA ASP GLY ALA LEU          
SEQRES   4 B  135  THR GLY THR TYR GLU SER ALA VAL GLY ASN ALA GLU SER          
SEQRES   5 B  135  ARG TYR VAL LEU THR GLY ARG TYR ASP SER ALA PRO ALA          
SEQRES   6 B  135  THR ASP GLY SER GLY THR ALA LEU GLY TRP THR VAL ALA          
SEQRES   7 B  135  TRP LYS ASN ASN TYR ARG ASN ALA HIS SER ALA THR THR          
SEQRES   8 B  135  TRP SER GLY GLN TYR VAL GLY GLY ALA GLU ALA ARG ILE          
SEQRES   9 B  135  ASN THR GLN TRP LEU LEU THR SER GLY THR THR GLU ALA          
SEQRES  10 B  135  ASN ALA TRP LYS SER THR LEU VAL GLY HIS ASP THR PHE          
SEQRES  11 B  135  THR LYS VAL LYS PRO                                          
HET    BH7  A 401      24                                                       
HET    BH7  B 400      24                                                       
HETNAM     BH7 E-AMINO BIOTINYL CAPROIC ACID                                    
HETSYN     BH7 6-[5-(2-OXO-HEXAHYDRO-THIENO[3,4-D]IMIDAZOL-4-YL)-               
HETSYN   2 BH7  PENTANOYLAMINO]-HEXANOIC ACID                                   
FORMUL   3  BH7    2(C16 H27 N3 O4 S)                                           
FORMUL   5  HOH   *100(H2 O)                                                    
HELIX    1   1 ASN A  118  LYS A  121  5                                   4    
HELIX    2   2 THR B  315  LYS B  321  5                                   7    
SHEET    1   A 9 GLY A  19  ASN A  23  0                                        
SHEET    2   A 9 THR A  28  ALA A  33 -1  O  PHE A  29   N  TRP A  21           
SHEET    3   A 9 ALA A  38  GLU A  44 -1  O  GLU A  44   N  THR A  28           
SHEET    4   A 9 TYR A  54  TYR A  60 -1  O  TYR A  54   N  TYR A  43           
SHEET    5   A 9 THR A  71  LYS A  80 -1  O  THR A  76   N  THR A  57           
SHEET    6   A 9 ASN A  85  VAL A  97 -1  O  GLY A  94   N  LEU A  73           
SHEET    7   A 9 ARG A 103  SER A 112 -1  O  ARG A 103   N  VAL A  97           
SHEET    8   A 9 THR A 123  LYS A 132 -1  O  PHE A 130   N  ILE A 104           
SHEET    9   A 9 GLY A  19  ASN A  23 -1  N  TYR A  22   O  THR A 131           
SHEET    1   B 9 GLY B 219  TYR B 222  0                                        
SHEET    2   B 9 THR B 228  ALA B 233 -1  O  PHE B 229   N  TRP B 221           
SHEET    3   B 9 ALA B 238  GLU B 244 -1  O  THR B 240   N  THR B 232           
SHEET    4   B 9 ARG B 253  TYR B 260 -1  O  TYR B 254   N  TYR B 243           
SHEET    5   B 9 THR B 271  LYS B 280 -1  O  THR B 276   N  THR B 257           
SHEET    6   B 9 ASN B 285  VAL B 297 -1  O  TYR B 296   N  THR B 271           
SHEET    7   B 9 ARG B 303  SER B 312 -1  O  GLN B 307   N  SER B 293           
SHEET    8   B 9 THR B 323  THR B 331 -1  O  LEU B 324   N  LEU B 310           
SHEET    9   B 9 GLY B 219  TYR B 222 -1  N  TYR B 222   O  THR B 331           
SITE     1 AC1 16 TRP A 120  LYS A 121  ASN B 223  SER B 227                    
SITE     2 AC1 16 TYR B 243  SER B 245  VAL B 247  GLY B 248                    
SITE     3 AC1 16 ASN B 249  TRP B 279  SER B 288  THR B 290                    
SITE     4 AC1 16 TRP B 308  LEU B 310  SER B 312  ASP B 328                    
SITE     1 AC2 14 ASN A  23  SER A  27  TYR A  43  SER A  45                    
SITE     2 AC2 14 VAL A  47  GLY A  48  ASN A  49  TRP A  79                    
SITE     3 AC2 14 SER A  88  THR A  90  TRP A 108  SER A 112                    
SITE     4 AC2 14 ASP A 128  TRP B 320                                          
CRYST1   47.483   94.925  105.447  90.00  90.00  90.00 I 2 2 2      16          
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      0.021060  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010535  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009483        0.00000