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Database: PDB
Entry: 1U5P
LinkDB: 1U5P
Original site: 1U5P 
HEADER    STRUCTURAL PROTEIN                      28-JUL-04   1U5P              
TITLE     CRYSTAL STRUCTURE OF REPEATS 15 AND 16 OF CHICKEN BRAIN ALPHA SPECTRIN
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SPECTRIN ALPHA CHAIN, BRAIN;                               
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: REPEATS 15 AND 16 (RESIDUES 1662 TO 1876);                 
COMPND   5 SYNONYM: ALPHA SPECTRIN, SPECTRIN, NON-ERYTHROID ALPHA CHAIN, FODRIN 
COMPND   6 ALPHA CHAIN;                                                         
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: GALLUS GALLUS;                                  
SOURCE   3 ORGANISM_COMMON: CHICKEN;                                            
SOURCE   4 ORGANISM_TAXID: 9031;                                                
SOURCE   5 TISSUE: BRAIN;                                                       
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET3D                                     
KEYWDS    ALPHA SPECTRIN, TWO REPEATS OF SPECTRIN, ALPHA-HELICAL LINKER REGION, 
KEYWDS   2 3-HELIX COILED COIL, STRUCTURAL PROTEIN                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.KUSUNOKI,G.MINASOV,R.I.MACDONALD,A.MONDRAGON                        
REVDAT   4   13-MAR-24 1U5P    1       REMARK SEQADV                            
REVDAT   3   24-FEB-09 1U5P    1       VERSN                                    
REVDAT   2   30-NOV-04 1U5P    1       JRNL                                     
REVDAT   1   19-OCT-04 1U5P    0                                                
JRNL        AUTH   H.KUSUNOKI,G.MINASOV,R.I.MACDONALD,A.MONDRAGON               
JRNL        TITL   INDEPENDENT MOVEMENT, DIMERIZATION AND STABILITY OF TANDEM   
JRNL        TITL 2 REPEATS OF CHICKEN BRAIN ALPHA-SPECTRIN                      
JRNL        REF    J.MOL.BIOL.                   V. 344   495 2004              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   15522301                                                     
JRNL        DOI    10.1016/J.JMB.2004.09.019                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.0                                           
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 25.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 36092                          
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) : 0.189                           
REMARK   3   R VALUE            (WORKING SET) : 0.187                           
REMARK   3   FREE R VALUE                     : 0.225                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1897                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.05                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2596                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2070                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 130                          
REMARK   3   BIN FREE R VALUE                    : 0.2120                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1706                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 6                                       
REMARK   3   SOLVENT ATOMS            : 374                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : UNVERIFIED                                          
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 27.75                          
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.113         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.117         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.074         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.634         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.956                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.943                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1972 ; 0.021 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  1807 ; 0.013 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2648 ; 1.911 ; 1.952       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4266 ; 1.627 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   227 ; 4.902 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   293 ; 0.108 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2146 ; 0.016 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   383 ; 0.017 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   406 ; 0.186 ; 0.100       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  1972 ; 0.179 ; 0.100       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1223 ; 0.072 ; 0.100       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   654 ; 0.199 ; 0.100       
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):     7 ; 0.097 ; 0.100       
REMARK   3   SYMMETRY VDW OTHERS               (A):    59 ; 0.174 ; 0.100       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    79 ; 0.237 ; 0.100       
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):  1138 ; 2.060 ; 2.000       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1860 ; 2.686 ; 2.500       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   834 ; 4.299 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   788 ; 6.240 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
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  : 7                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     2        A    33                          
REMARK   3    ORIGIN FOR THE GROUP (A): -53.8772  46.2474  10.1920              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1092 T22:   0.0606                                     
REMARK   3      T33:   0.0472 T12:  -0.0139                                     
REMARK   3      T13:  -0.0259 T23:  -0.0459                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   4.9318 L22:   5.6551                                     
REMARK   3      L33:  11.5829 L12:  -3.6668                                     
REMARK   3      L13:   6.0113 L23:  -6.5541                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0659 S12:  -0.1346 S13:   0.0369                       
REMARK   3      S21:  -0.0367 S22:   0.1064 S23:  -0.0617                       
REMARK   3      S31:  -0.0721 S32:  -0.0662 S33:  -0.0405                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A    34        A    55                          
REMARK   3    ORIGIN FOR THE GROUP (A): -46.9082  30.2274  14.2666              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0754 T22:   0.0762                                     
REMARK   3      T33:   0.3042 T12:  -0.0287                                     
REMARK   3      T13:  -0.1217 T23:   0.0406                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  10.5409 L22:  10.5419                                     
REMARK   3      L33:  16.1194 L12:  -8.9342                                     
REMARK   3      L13:   8.1747 L23: -11.2323                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1817 S12:  -0.5946 S13:  -1.1711                       
REMARK   3      S21:  -0.2803 S22:   0.3280 S23:   0.5613                       
REMARK   3      S31:   0.4359 S32:  -0.3673 S33:  -0.5097                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A    56        A    74                          
REMARK   3    ORIGIN FOR THE GROUP (A): -55.1024  51.2446  -4.4819              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1863 T22:   0.1029                                     
REMARK   3      T33:   0.0397 T12:  -0.0290                                     
REMARK   3      T13:  -0.0609 T23:  -0.0280                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   3.6109 L22:  18.9559                                     
REMARK   3      L33:   5.7607 L12:  -4.6865                                     
REMARK   3      L13:   2.3141 L23: -10.5163                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1748 S12:   0.2208 S13:   0.1368                       
REMARK   3      S21:  -0.3260 S22:  -0.0267 S23:  -0.4551                       
REMARK   3      S31:   0.1677 S32:   0.1932 S33:   0.2016                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A    75        A   140                          
REMARK   3    ORIGIN FOR THE GROUP (A): -36.5127  29.1352  20.0200              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0949 T22:   0.1140                                     
REMARK   3      T33:   0.1673 T12:  -0.0199                                     
REMARK   3      T13:  -0.0522 T23:   0.0049                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   4.9965 L22:  10.6878                                     
REMARK   3      L33:   6.4214 L12:  -6.9927                                     
REMARK   3      L13:   5.4036 L23:  -8.0751                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0656 S12:  -0.1147 S13:  -0.3770                       
REMARK   3      S21:   0.0922 S22:   0.1841 S23:   0.3968                       
REMARK   3      S31:  -0.0325 S32:  -0.0141 S33:  -0.2497                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 5                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   141        A   161                          
REMARK   3    ORIGIN FOR THE GROUP (A): -15.5309  -3.1007  37.4867              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.6798 T22:   0.1798                                     
REMARK   3      T33:   0.2844 T12:   0.0908                                     
REMARK   3      T13:  -0.0583 T23:   0.0501                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.6629 L22:  26.0269                                     
REMARK   3      L33:  49.1530 L12:  -4.5876                                     
REMARK   3      L13:   4.7290 L23: -33.1126                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.5492 S12:  -0.0825 S13:  -0.5029                       
REMARK   3      S21:  -2.1015 S22:  -0.6904 S23:   0.0983                       
REMARK   3      S31:   3.8088 S32:   0.8574 S33:   0.1412                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 6                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   162        A   180                          
REMARK   3    ORIGIN FOR THE GROUP (A): -21.6286  21.9361  22.0358              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0971 T22:   0.1500                                     
REMARK   3      T33:   0.1193 T12:   0.0464                                     
REMARK   3      T13:  -0.0746 T23:  -0.0207                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   8.8613 L22:  22.0804                                     
REMARK   3      L33:   5.5296 L12: -10.9572                                     
REMARK   3      L13:   3.8711 L23:  -7.4366                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1436 S12:   0.3168 S13:   0.3132                       
REMARK   3      S21:  -0.4935 S22:  -0.2233 S23:  -0.1476                       
REMARK   3      S31:   0.2860 S32:   0.2379 S33:   0.0796                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 7                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   181        A   212                          
REMARK   3    ORIGIN FOR THE GROUP (A): -20.6892  16.5908  35.6460              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0637 T22:   0.1633                                     
REMARK   3      T33:   0.0989 T12:   0.0328                                     
REMARK   3      T13:   0.0143 T23:  -0.0055                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   6.8119 L22:  19.6955                                     
REMARK   3      L33:   9.2669 L12:  -9.8376                                     
REMARK   3      L13:   7.4134 L23: -12.3664                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1968 S12:  -0.3235 S13:   0.0098                       
REMARK   3      S21:   0.4148 S22:   0.1084 S23:  -0.0440                       
REMARK   3      S31:  -0.1955 S32:  -0.2661 S33:   0.0884                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 1U5P COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 30-JUL-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000023277.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 19-APR-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 5ID-B                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9794, 1.0721, 1.0494             
REMARK 200  MONOCHROMATOR                  : SILICON MIRRORS                    
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS, SCALA, CCP4 (SCALA)           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 38078                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 28.513                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 10.00                              
REMARK 200  R MERGE                    (I) : 0.07600                            
REMARK 200  R SYM                      (I) : 0.07200                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.6000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.05                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 9.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.31400                            
REMARK 200  R SYM FOR SHELL            (I) : 0.29800                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: MAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS                        
REMARK 200 SOFTWARE USED: SOLVE, SHARP                                          
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 77.40                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 5.50                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1M NAH2PO4, 1M K2HPO4, 0.2M AMMONIUM     
REMARK 280  ACETATE, 0.1M TRIS-HCL, PH 8.5, VAPOR DIFFUSION, HANGING DROP,      
REMARK 280  TEMPERATURE 287K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 3 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290       5555   Z,X,Y                                                   
REMARK 290       6555   Z+1/2,-X+1/2,-Y                                         
REMARK 290       7555   -Z+1/2,-X,Y+1/2                                         
REMARK 290       8555   -Z,X+1/2,-Y+1/2                                         
REMARK 290       9555   Y,Z,X                                                   
REMARK 290      10555   -Y,Z+1/2,-X+1/2                                         
REMARK 290      11555   Y+1/2,-Z+1/2,-X                                         
REMARK 290      12555   -Y+1/2,-Z,X+1/2                                         
REMARK 290      13555   Y+1/4,X+3/4,-Z+3/4                                      
REMARK 290      14555   -Y+1/4,-X+1/4,-Z+1/4                                    
REMARK 290      15555   Y+3/4,-X+3/4,Z+1/4                                      
REMARK 290      16555   -Y+3/4,X+1/4,Z+3/4                                      
REMARK 290      17555   X+1/4,Z+3/4,-Y+3/4                                      
REMARK 290      18555   -X+3/4,Z+1/4,Y+3/4                                      
REMARK 290      19555   -X+1/4,-Z+1/4,-Y+1/4                                    
REMARK 290      20555   X+3/4,-Z+3/4,Y+1/4                                      
REMARK 290      21555   Z+1/4,Y+3/4,-X+3/4                                      
REMARK 290      22555   Z+3/4,-Y+3/4,X+1/4                                      
REMARK 290      23555   -Z+3/4,Y+1/4,X+3/4                                      
REMARK 290      24555   -Z+1/4,-Y+1/4,-X+1/4                                    
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       74.10000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       74.10000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       74.10000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       74.10000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       74.10000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       74.10000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY2   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   6  0.000000  0.000000  1.000000       74.10000            
REMARK 290   SMTRY2   6 -1.000000  0.000000  0.000000       74.10000            
REMARK 290   SMTRY3   6  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   7  0.000000  0.000000 -1.000000       74.10000            
REMARK 290   SMTRY2   7 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  1.000000  0.000000       74.10000            
REMARK 290   SMTRY1   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY2   8  1.000000  0.000000  0.000000       74.10000            
REMARK 290   SMTRY3   8  0.000000 -1.000000  0.000000       74.10000            
REMARK 290   SMTRY1   9  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   9  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY3   9  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  10  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  10  0.000000  0.000000  1.000000       74.10000            
REMARK 290   SMTRY3  10 -1.000000  0.000000  0.000000       74.10000            
REMARK 290   SMTRY1  11  0.000000  1.000000  0.000000       74.10000            
REMARK 290   SMTRY2  11  0.000000  0.000000 -1.000000       74.10000            
REMARK 290   SMTRY3  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  12  0.000000 -1.000000  0.000000       74.10000            
REMARK 290   SMTRY2  12  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY3  12  1.000000  0.000000  0.000000       74.10000            
REMARK 290   SMTRY1  13  0.000000  1.000000  0.000000       37.05000            
REMARK 290   SMTRY2  13  1.000000  0.000000  0.000000      111.15000            
REMARK 290   SMTRY3  13  0.000000  0.000000 -1.000000      111.15000            
REMARK 290   SMTRY1  14  0.000000 -1.000000  0.000000       37.05000            
REMARK 290   SMTRY2  14 -1.000000  0.000000  0.000000       37.05000            
REMARK 290   SMTRY3  14  0.000000  0.000000 -1.000000       37.05000            
REMARK 290   SMTRY1  15  0.000000  1.000000  0.000000      111.15000            
REMARK 290   SMTRY2  15 -1.000000  0.000000  0.000000      111.15000            
REMARK 290   SMTRY3  15  0.000000  0.000000  1.000000       37.05000            
REMARK 290   SMTRY1  16  0.000000 -1.000000  0.000000      111.15000            
REMARK 290   SMTRY2  16  1.000000  0.000000  0.000000       37.05000            
REMARK 290   SMTRY3  16  0.000000  0.000000  1.000000      111.15000            
REMARK 290   SMTRY1  17  1.000000  0.000000  0.000000       37.05000            
REMARK 290   SMTRY2  17  0.000000  0.000000  1.000000      111.15000            
REMARK 290   SMTRY3  17  0.000000 -1.000000  0.000000      111.15000            
REMARK 290   SMTRY1  18 -1.000000  0.000000  0.000000      111.15000            
REMARK 290   SMTRY2  18  0.000000  0.000000  1.000000       37.05000            
REMARK 290   SMTRY3  18  0.000000  1.000000  0.000000      111.15000            
REMARK 290   SMTRY1  19 -1.000000  0.000000  0.000000       37.05000            
REMARK 290   SMTRY2  19  0.000000  0.000000 -1.000000       37.05000            
REMARK 290   SMTRY3  19  0.000000 -1.000000  0.000000       37.05000            
REMARK 290   SMTRY1  20  1.000000  0.000000  0.000000      111.15000            
REMARK 290   SMTRY2  20  0.000000  0.000000 -1.000000      111.15000            
REMARK 290   SMTRY3  20  0.000000  1.000000  0.000000       37.05000            
REMARK 290   SMTRY1  21  0.000000  0.000000  1.000000       37.05000            
REMARK 290   SMTRY2  21  0.000000  1.000000  0.000000      111.15000            
REMARK 290   SMTRY3  21 -1.000000  0.000000  0.000000      111.15000            
REMARK 290   SMTRY1  22  0.000000  0.000000  1.000000      111.15000            
REMARK 290   SMTRY2  22  0.000000 -1.000000  0.000000      111.15000            
REMARK 290   SMTRY3  22  1.000000  0.000000  0.000000       37.05000            
REMARK 290   SMTRY1  23  0.000000  0.000000 -1.000000      111.15000            
REMARK 290   SMTRY2  23  0.000000  1.000000  0.000000       37.05000            
REMARK 290   SMTRY3  23  1.000000  0.000000  0.000000      111.15000            
REMARK 290   SMTRY1  24  0.000000  0.000000 -1.000000       37.05000            
REMARK 290   SMTRY2  24  0.000000 -1.000000  0.000000       37.05000            
REMARK 290   SMTRY3  24 -1.000000  0.000000  0.000000       37.05000            
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: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 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 P    PO4 A   2  LIES ON A SPECIAL POSITION.                          
REMARK 375 O4   PO4 A   2  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 165  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 187  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 363  LIES ON A SPECIAL POSITION.                          
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     MET A  1661                                                      
REMARK 465     GLU A  1873                                                      
REMARK 465     SER A  1874                                                      
REMARK 465     LEU A  1875                                                      
REMARK 465     GLU A  1876                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ASP A1694   CB  -  CG  -  OD2 ANGL. DEV. =   7.2 DEGREES          
REMARK 500    ASP A1717   CB  -  CA  -  C   ANGL. DEV. =  16.0 DEGREES          
REMARK 500    ARG A1718   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG A1718   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500    ARG A1753   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    ARG A1753   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500    ARG A1770   NE  -  CZ  -  NH1 ANGL. DEV. =   4.4 DEGREES          
REMARK 500    ARG A1770   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    ARG A1770   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.9 DEGREES          
REMARK 500    ARG A1770   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    ASP A1796   CB  -  CG  -  OD1 ANGL. DEV. =   5.5 DEGREES          
REMARK 500    ASP A1800   CB  -  CG  -  OD2 ANGL. DEV. =   9.2 DEGREES          
REMARK 500    ARG A1808   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500    ARG A1870   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
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 PO4 A 2                   
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1CUN   RELATED DB: PDB                                   
REMARK 900 CHICKEN BRAIN ALPHA SPECTRIN REPEATS 16 AND 17                       
REMARK 900 RELATED ID: 1U4Q   RELATED DB: PDB                                   
REMARK 900 CHICKEN BRAIN ALPHA SPECTRIN REPEATS 15, 16 AND 17                   
REMARK 900 RELATED ID: 1S35   RELATED DB: PDB                                   
REMARK 900 HUMAN ERYTHROID BETA SPECTRIN REPEATS 8 AND 9                        
DBREF  1U5P A 1662  1876  UNP    P07751   SPTA2_CHICK   1662   1876             
SEQADV 1U5P MET A 1661  UNP  P07751              INITIATING METHIONINE          
SEQRES   1 A  216  MET ALA ASN LYS GLN GLN ASN PHE ASN THR GLY ILE LYS          
SEQRES   2 A  216  ASP PHE ASP PHE TRP LEU SER GLU VAL GLU ALA LEU LEU          
SEQRES   3 A  216  ALA SER GLU ASP TYR GLY LYS ASP LEU ALA SER VAL ASN          
SEQRES   4 A  216  ASN LEU LEU LYS LYS HIS GLN LEU LEU GLU ALA ASP ILE          
SEQRES   5 A  216  SER ALA HIS GLU ASP ARG LEU LYS ASP LEU ASN SER GLN          
SEQRES   6 A  216  ALA ASP SER LEU MET THR SER SER ALA PHE ASP THR SER          
SEQRES   7 A  216  GLN VAL LYS ASP LYS ARG GLU THR ILE ASN GLY ARG PHE          
SEQRES   8 A  216  GLN ARG ILE LYS SER MET ALA ALA ALA ARG ARG ALA LYS          
SEQRES   9 A  216  LEU ASN GLU SER HIS ARG LEU HIS GLN PHE PHE ARG ASP          
SEQRES  10 A  216  MET ASP ASP GLU GLU SER TRP ILE LYS GLU LYS LYS LEU          
SEQRES  11 A  216  LEU VAL SER SER GLU ASP TYR GLY ARG ASP LEU THR GLY          
SEQRES  12 A  216  VAL GLN ASN LEU ARG LYS LYS HIS LYS ARG LEU GLU ALA          
SEQRES  13 A  216  GLU LEU ALA ALA HIS GLU PRO ALA ILE GLN GLY VAL LEU          
SEQRES  14 A  216  ASP THR GLY LYS LYS LEU SER ASP ASP ASN THR ILE GLY          
SEQRES  15 A  216  LYS GLU GLU ILE GLN GLN ARG LEU ALA GLN PHE VAL ASP          
SEQRES  16 A  216  HIS TRP LYS GLU LEU LYS GLN LEU ALA ALA ALA ARG GLY          
SEQRES  17 A  216  GLN ARG LEU GLU GLU SER LEU GLU                              
HET      K  A   1       1                                                       
HET    PO4  A   2       5                                                       
HETNAM       K POTASSIUM ION                                                    
HETNAM     PO4 PHOSPHATE ION                                                    
FORMUL   2    K    K 1+                                                         
FORMUL   3  PO4    O4 P 3-                                                      
FORMUL   4  HOH   *374(H2 O)                                                    
HELIX    1   1 ASN A 1663  ALA A 1687  1                                  25    
HELIX    2   2 ASP A 1694  THR A 1731  1                                  38    
HELIX    3   3 THR A 1737  SER A 1793  1                                  57    
HELIX    4   4 ASP A 1800  ASP A 1838  1                                  39    
HELIX    5   5 LYS A 1843  LEU A 1871  1                                  29    
SITE     1 AC1  3 HOH A 375  SER A1732  SER A1733                               
CRYST1  148.200  148.200  148.200  90.00  90.00  90.00 P 43 3 2     24          
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      0.006748  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.006748  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006748        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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