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Database: PDB
Entry: 2IO5
LinkDB: 2IO5
Original site: 2IO5 
HEADER    CHAPERONE/STRUCTURAL PROTEIN            10-OCT-06   2IO5              
TITLE     CRYSTAL STRUCTURE OF THE CIA- HISTONE H3-H4 COMPLEX                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ASF1A PROTEIN;                                             
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: RESIDUES 1-172;                                            
COMPND   5 SYNONYM: CIA, CCG1-INTERACTING FACTOR A, ANTI SILENCING FUNCTION 1   
COMPND   6 HOMOLOG A;                                                           
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MOL_ID: 2;                                                           
COMPND   9 MOLECULE: HISTONE H3.1;                                              
COMPND  10 CHAIN: B;                                                            
COMPND  11 ENGINEERED: YES;                                                     
COMPND  12 MOL_ID: 3;                                                           
COMPND  13 MOLECULE: HISTONE H4;                                                
COMPND  14 CHAIN: C;                                                            
COMPND  15 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: ASF1A;                                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) CODONPLUS -RIL;                  
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET15B;                                   
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: XENOPUS LAEVIS;                                 
SOURCE  13 ORGANISM_COMMON: AFRICAN CLAWED FROG;                                
SOURCE  14 ORGANISM_TAXID: 8355;                                                
SOURCE  15 GENE: HISTONE H3.1;                                                  
SOURCE  16 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  18 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS;                            
SOURCE  19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  20 EXPRESSION_SYSTEM_PLASMID: PET3D;                                    
SOURCE  21 MOL_ID: 3;                                                           
SOURCE  22 ORGANISM_SCIENTIFIC: XENOPUS LAEVIS;                                 
SOURCE  23 ORGANISM_COMMON: AFRICAN CLAWED FROG;                                
SOURCE  24 ORGANISM_TAXID: 8355;                                                
SOURCE  25 GENE: HISTONE H4;                                                    
SOURCE  26 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  27 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  28 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS;                            
SOURCE  29 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  30 EXPRESSION_SYSTEM_PLASMID: PET3A                                     
KEYWDS    HISTONE, CHAPERONE, CHAPERONE-STRUCTURAL PROTEIN COMPLEX              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.NATSUME,Y.AKAI,M.HORIKOSHI,T.SENDA                                  
REVDAT   5   25-OCT-23 2IO5    1       SEQADV                                   
REVDAT   4   13-JUL-11 2IO5    1       VERSN                                    
REVDAT   3   24-FEB-09 2IO5    1       VERSN                                    
REVDAT   2   20-MAR-07 2IO5    1       JRNL                                     
REVDAT   1   27-FEB-07 2IO5    0                                                
JRNL        AUTH   R.NATSUME,M.EITOKU,Y.AKAI,N.SANO,M.HORIKOSHI,T.SENDA         
JRNL        TITL   STRUCTURE AND FUNCTION OF THE HISTONE CHAPERONE CIA/ASF1     
JRNL        TITL 2 COMPLEXED WITH HISTONES H3 AND H4.                           
JRNL        REF    NATURE                        V. 446   338 2007              
JRNL        REFN                   ISSN 0028-0836                               
JRNL        PMID   17293877                                                     
JRNL        DOI    10.1038/NATURE05613                                          
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC REFMAC_5.2.0005                               
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) : 2.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 29.19                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 11529                          
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) : 0.240                           
REMARK   3   R VALUE            (WORKING SET) : 0.238                           
REMARK   3   FREE R VALUE                     : 0.293                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 604                             
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) : 2.70                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.77                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 859                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.0                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3050                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 50                           
REMARK   3   BIN FREE R VALUE                    : 0.4520                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2474                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : LIKELY RESIDUAL                                     
REMARK   3   FROM WILSON PLOT           (A**2) : 51.73                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 34.35                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -2.78000                                             
REMARK   3    B22 (A**2) : 2.49000                                              
REMARK   3    B33 (A**2) : 0.29000                                              
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): 0.810         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.377         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.276         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 28.822        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.915                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.873                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2521 ; 0.012 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  1750 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3415 ; 1.326 ; 1.964       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4235 ; 0.835 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   304 ; 6.786 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   125 ;33.537 ;23.200       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   440 ;20.878 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    26 ;18.405 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   386 ; 0.075 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2786 ; 0.004 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   534 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   467 ; 0.213 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  1668 ; 0.195 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1180 ; 0.185 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1536 ; 0.085 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    39 ; 0.097 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    10 ; 0.149 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    44 ; 0.242 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     3 ; 0.123 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1987 ; 0.931 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   612 ; 0.087 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2492 ; 1.012 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1141 ; 1.183 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   923 ; 1.844 ; 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  : 3                                          
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     1        A   154                          
REMARK   3    ORIGIN FOR THE GROUP (A): -13.4446 -33.0909  10.9294              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0113 T22:   0.0240                                     
REMARK   3      T33:  -0.0325 T12:  -0.0162                                     
REMARK   3      T13:  -0.0382 T23:  -0.0087                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.0643 L22:   2.7944                                     
REMARK   3      L33:   1.1081 L12:  -0.7037                                     
REMARK   3      L13:  -0.0143 L23:   0.3035                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0716 S12:  -0.0513 S13:   0.0329                       
REMARK   3      S21:  -0.0589 S22:   0.0454 S23:   0.0685                       
REMARK   3      S31:  -0.0528 S32:  -0.0265 S33:   0.0261                       
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 :   B    60        B   135                          
REMARK   3    ORIGIN FOR THE GROUP (A):   9.9025 -25.8079   2.2475              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0311 T22:  -0.0567                                     
REMARK   3      T33:   0.0116 T12:  -0.0147                                     
REMARK   3      T13:   0.0646 T23:  -0.0449                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   3.4264 L22:   1.5922                                     
REMARK   3      L33:   1.8975 L12:   0.9699                                     
REMARK   3      L13:  -1.1355 L23:  -1.1713                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0526 S12:   0.0893 S13:   0.1849                       
REMARK   3      S21:  -0.0761 S22:  -0.0066 S23:   0.0692                       
REMARK   3      S31:   0.0186 S32:  -0.0127 S33:  -0.0460                       
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 :   C    24        C   100                          
REMARK   3    ORIGIN FOR THE GROUP (A):   9.0995 -22.5836   1.6137              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0416 T22:   0.0398                                     
REMARK   3      T33:  -0.0202 T12:   0.0059                                     
REMARK   3      T13:   0.0357 T23:   0.0254                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.3494 L22:   0.5651                                     
REMARK   3      L33:   1.4666 L12:   0.5351                                     
REMARK   3      L13:  -0.6869 L23:   0.2499                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0220 S12:   0.3385 S13:   0.3174                       
REMARK   3      S21:  -0.0776 S22:  -0.0235 S23:  -0.0792                       
REMARK   3      S31:  -0.0800 S32:  -0.1364 S33:   0.0016                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : 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 2IO5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 11-OCT-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000039806.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-MAY-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : PHOTON FACTORY                     
REMARK 200  BEAMLINE                       : AR-NW12A                           
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0000                             
REMARK 200  MONOCHROMATOR                  : SI 111 CHANNEL                     
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 210                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA, CCP4 (SCALA)                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 12148                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 29.190                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.500                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.3                               
REMARK 200  DATA REDUNDANCY                : 5.400                              
REMARK 200  R MERGE                    (I) : 0.08500                            
REMARK 200  R SYM                      (I) : 0.08500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.1000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.85                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.60                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.41300                            
REMARK 200  R SYM FOR SHELL            (I) : 0.41300                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.800                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1TEY, PDB ENTRY 1KX3 CHAIN A AND B         
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.25                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.38                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M HEPES, 0.05M CADMIUM SULFATE        
REMARK 280  HYDRATE, 1.0M SODIUM ACETATE TRYHYDRATE, PH 7.5, VAPOR DIFFUSION,   
REMARK 280  HANGING DROP, TEMPERATURE 293.0K                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
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   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
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                                         
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       43.24000            
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       43.24000            
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       48.68050            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       52.39000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       48.68050            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       52.39000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       43.24000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       48.68050            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       52.39000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       43.24000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       48.68050            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       52.39000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A HETERO TRIMER OF CIA-H3-H4      
REMARK 300 OBSEREVED IN THE ASYMMETRIC UNIT.                                    
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 6840 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 15720 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -44.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C                               
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A    -2                                                      
REMARK 465     SER A    -1                                                      
REMARK 465     HIS A     0                                                      
REMARK 465     ASP A   155                                                      
REMARK 465     ASN A   156                                                      
REMARK 465     THR A   157                                                      
REMARK 465     GLU A   158                                                      
REMARK 465     LYS A   159                                                      
REMARK 465     LEU A   160                                                      
REMARK 465     GLU A   161                                                      
REMARK 465     ASP A   162                                                      
REMARK 465     ALA A   163                                                      
REMARK 465     GLU A   164                                                      
REMARK 465     SER A   165                                                      
REMARK 465     SER A   166                                                      
REMARK 465     ASN A   167                                                      
REMARK 465     PRO A   168                                                      
REMARK 465     ASN A   169                                                      
REMARK 465     LEU A   170                                                      
REMARK 465     GLN A   171                                                      
REMARK 465     SER A   172                                                      
REMARK 465     ALA B     1                                                      
REMARK 465     ARG B     2                                                      
REMARK 465     THR B     3                                                      
REMARK 465     LYS B     4                                                      
REMARK 465     GLN B     5                                                      
REMARK 465     THR B     6                                                      
REMARK 465     ALA B     7                                                      
REMARK 465     ARG B     8                                                      
REMARK 465     LYS B     9                                                      
REMARK 465     SER B    10                                                      
REMARK 465     THR B    11                                                      
REMARK 465     GLY B    12                                                      
REMARK 465     GLY B    13                                                      
REMARK 465     LYS B    14                                                      
REMARK 465     ALA B    15                                                      
REMARK 465     PRO B    16                                                      
REMARK 465     ARG B    17                                                      
REMARK 465     LYS B    18                                                      
REMARK 465     GLN B    19                                                      
REMARK 465     LEU B    20                                                      
REMARK 465     ALA B    21                                                      
REMARK 465     THR B    22                                                      
REMARK 465     LYS B    23                                                      
REMARK 465     ALA B    24                                                      
REMARK 465     ALA B    25                                                      
REMARK 465     ARG B    26                                                      
REMARK 465     LYS B    27                                                      
REMARK 465     SER B    28                                                      
REMARK 465     ALA B    29                                                      
REMARK 465     PRO B    30                                                      
REMARK 465     ALA B    31                                                      
REMARK 465     THR B    32                                                      
REMARK 465     GLY B    33                                                      
REMARK 465     GLY B    34                                                      
REMARK 465     VAL B    35                                                      
REMARK 465     LYS B    36                                                      
REMARK 465     LYS B    37                                                      
REMARK 465     PRO B    38                                                      
REMARK 465     HIS B    39                                                      
REMARK 465     ARG B    40                                                      
REMARK 465     TYR B    41                                                      
REMARK 465     ARG B    42                                                      
REMARK 465     PRO B    43                                                      
REMARK 465     GLY B    44                                                      
REMARK 465     THR B    45                                                      
REMARK 465     VAL B    46                                                      
REMARK 465     ALA B    47                                                      
REMARK 465     LEU B    48                                                      
REMARK 465     ARG B    49                                                      
REMARK 465     GLU B    50                                                      
REMARK 465     ILE B    51                                                      
REMARK 465     ARG B    52                                                      
REMARK 465     ARG B    53                                                      
REMARK 465     TYR B    54                                                      
REMARK 465     GLN B    55                                                      
REMARK 465     LYS B    56                                                      
REMARK 465     SER B    57                                                      
REMARK 465     THR B    58                                                      
REMARK 465     GLU B    59                                                      
REMARK 465     SER C     1                                                      
REMARK 465     GLY C     2                                                      
REMARK 465     ARG C     3                                                      
REMARK 465     GLY C     4                                                      
REMARK 465     LYS C     5                                                      
REMARK 465     GLY C     6                                                      
REMARK 465     GLY C     7                                                      
REMARK 465     LYS C     8                                                      
REMARK 465     GLY C     9                                                      
REMARK 465     LEU C    10                                                      
REMARK 465     GLY C    11                                                      
REMARK 465     LYS C    12                                                      
REMARK 465     GLY C    13                                                      
REMARK 465     GLY C    14                                                      
REMARK 465     ALA C    15                                                      
REMARK 465     LYS C    16                                                      
REMARK 465     ARG C    17                                                      
REMARK 465     HIS C    18                                                      
REMARK 465     ARG C    19                                                      
REMARK 465     LYS C    20                                                      
REMARK 465     VAL C    21                                                      
REMARK 465     LEU C    22                                                      
REMARK 465     ARG C    23                                                      
REMARK 465     GLY C   101                                                      
REMARK 465     GLY C   102                                                      
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    ASP A  13       53.87     33.57                                   
REMARK 500    SER A  35      -63.12   -102.94                                   
REMARK 500    THR A  93     -151.33   -130.21                                   
REMARK 500    ASN A 125       76.59   -105.34                                   
REMARK 500    LEU B  82      136.21   -171.78                                   
REMARK 500    PHE B  84     -151.60   -111.85                                   
REMARK 500    ALA B 114     -169.79    -78.32                                   
REMARK 500    LYS C  77       -8.73     69.88                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  2IO5 A    1   172  UNP    Q6IA08   Q6IA08_HUMAN     1    172             
DBREF  2IO5 B    1   135  UNP    P84233   H31_XENLA        1    135             
DBREF  2IO5 C    1   102  UNP    P62799   H4_XENLA         1    102             
SEQADV 2IO5 GLY A   -2  UNP  Q6IA08              CLONING ARTIFACT               
SEQADV 2IO5 SER A   -1  UNP  Q6IA08              CLONING ARTIFACT               
SEQADV 2IO5 HIS A    0  UNP  Q6IA08              CLONING ARTIFACT               
SEQRES   1 A  175  GLY SER HIS MET ALA LYS VAL GLN VAL ASN ASN VAL VAL          
SEQRES   2 A  175  VAL LEU ASP ASN PRO SER PRO PHE TYR ASN PRO PHE GLN          
SEQRES   3 A  175  PHE GLU ILE THR PHE GLU CYS ILE GLU ASP LEU SER GLU          
SEQRES   4 A  175  ASP LEU GLU TRP LYS ILE ILE TYR VAL GLY SER ALA GLU          
SEQRES   5 A  175  SER GLU GLU TYR ASP GLN VAL LEU ASP SER VAL LEU VAL          
SEQRES   6 A  175  GLY PRO VAL PRO ALA GLY ARG HIS MET PHE VAL PHE GLN          
SEQRES   7 A  175  ALA ASP ALA PRO ASN PRO GLY LEU ILE PRO ASP ALA ASP          
SEQRES   8 A  175  ALA VAL GLY VAL THR VAL VAL LEU ILE THR CYS THR TYR          
SEQRES   9 A  175  ARG GLY GLN GLU PHE ILE ARG VAL GLY TYR TYR VAL ASN          
SEQRES  10 A  175  ASN GLU TYR THR GLU THR GLU LEU ARG GLU ASN PRO PRO          
SEQRES  11 A  175  VAL LYS PRO ASP PHE SER LYS LEU GLN ARG ASN ILE LEU          
SEQRES  12 A  175  ALA SER ASN PRO ARG VAL THR ARG PHE HIS ILE ASN TRP          
SEQRES  13 A  175  GLU ASP ASN THR GLU LYS LEU GLU ASP ALA GLU SER SER          
SEQRES  14 A  175  ASN PRO ASN LEU GLN SER                                      
SEQRES   1 B  135  ALA ARG THR LYS GLN THR ALA ARG LYS SER THR GLY GLY          
SEQRES   2 B  135  LYS ALA PRO ARG LYS GLN LEU ALA THR LYS ALA ALA ARG          
SEQRES   3 B  135  LYS SER ALA PRO ALA THR GLY GLY VAL LYS LYS PRO HIS          
SEQRES   4 B  135  ARG TYR ARG PRO GLY THR VAL ALA LEU ARG GLU ILE ARG          
SEQRES   5 B  135  ARG TYR GLN LYS SER THR GLU LEU LEU ILE ARG LYS LEU          
SEQRES   6 B  135  PRO PHE GLN ARG LEU VAL ARG GLU ILE ALA GLN ASP PHE          
SEQRES   7 B  135  LYS THR ASP LEU ARG PHE GLN SER SER ALA VAL MET ALA          
SEQRES   8 B  135  LEU GLN GLU ALA SER GLU ALA TYR LEU VAL GLY LEU PHE          
SEQRES   9 B  135  GLU ASP THR ASN LEU CYS ALA ILE HIS ALA LYS ARG VAL          
SEQRES  10 B  135  THR ILE MET PRO LYS ASP ILE GLN LEU ALA ARG ARG ILE          
SEQRES  11 B  135  ARG GLY GLU ARG ALA                                          
SEQRES   1 C  102  SER GLY ARG GLY LYS GLY GLY LYS GLY LEU GLY LYS GLY          
SEQRES   2 C  102  GLY ALA LYS ARG HIS ARG LYS VAL LEU ARG ASP ASN ILE          
SEQRES   3 C  102  GLN GLY ILE THR LYS PRO ALA ILE ARG ARG LEU ALA ARG          
SEQRES   4 C  102  ARG GLY GLY VAL LYS ARG ILE SER GLY LEU ILE TYR GLU          
SEQRES   5 C  102  GLU THR ARG GLY VAL LEU LYS VAL PHE LEU GLU ASN VAL          
SEQRES   6 C  102  ILE ARG ASP ALA VAL THR TYR THR GLU HIS ALA LYS ARG          
SEQRES   7 C  102  LYS THR VAL THR ALA MET ASP VAL VAL TYR ALA LEU LYS          
SEQRES   8 C  102  ARG GLN GLY ARG THR LEU TYR GLY PHE GLY GLY                  
HELIX    1   1 SER A   50  GLU A   52  5                                   3    
HELIX    2   2 ASN A   80  ILE A   84  5                                   5    
HELIX    3   3 PRO A   85  VAL A   90  1                                   6    
HELIX    4   4 GLU A  119  ASN A  125  1                                   7    
HELIX    5   5 ASP A  131  SER A  133  5                                   3    
HELIX    6   6 ARG B   63  LYS B   79  1                                  17    
HELIX    7   7 GLN B   85  ALA B  114  1                                  30    
HELIX    8   8 MET B  120  GLY B  132  1                                  13    
HELIX    9   9 THR C   30  GLY C   41  1                                  12    
HELIX   10  10 LEU C   49  HIS C   75  1                                  27    
HELIX   11  11 THR C   82  ARG C   92  1                                  11    
SHEET    1   A 3 VAL A   4  VAL A  11  0                                        
SHEET    2   A 3 PHE A  22  CYS A  30 -1  O  GLU A  29   N  GLN A   5           
SHEET    3   A 3 GLY A  68  ALA A  76 -1  O  GLY A  68   N  CYS A  30           
SHEET    1   B 6 SER A  16  PRO A  17  0                                        
SHEET    2   B 6 LEU A 135  ILE A 139 -1  O  ARG A 137   N  SER A  16           
SHEET    3   B 6 GLN A 104  TYR A 117 -1  N  GLU A 116   O  GLN A 136           
SHEET    4   B 6 GLY A  91  TYR A 101 -1  N  ILE A  97   O  VAL A 109           
SHEET    5   B 6 LEU A  38  VAL A  45 -1  N  VAL A  45   O  VAL A  94           
SHEET    6   B 6 ASP A  54  VAL A  62 -1  O  VAL A  60   N  TRP A  40           
SHEET    1   C 5 SER A  16  PRO A  17  0                                        
SHEET    2   C 5 LEU A 135  ILE A 139 -1  O  ARG A 137   N  SER A  16           
SHEET    3   C 5 GLN A 104  TYR A 117 -1  N  GLU A 116   O  GLN A 136           
SHEET    4   C 5 ARG A 145  ARG A 148 -1  O  THR A 147   N  ARG A 108           
SHEET    5   C 5 ARG C  95  LEU C  97 -1  O  LEU C  97   N  VAL A 146           
SHEET    1   D 2 THR B 118  ILE B 119  0                                        
SHEET    2   D 2 ARG C  45  ILE C  46  1  O  ARG C  45   N  ILE B 119           
CISPEP   1 ASN A   14    PRO A   15          0        -3.66                     
CISPEP   2 GLY A   63    PRO A   64          0        -8.22                     
CRYST1   97.361  104.780   86.480  90.00  90.00  90.00 C 2 2 21      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      0.010271  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009544  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011563        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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