HEADER    TRANSFERASE                             10-JAN-11   3QA0              
TITLE     CRYSTAL STRUCTURE OF THE APO-FORM OF HUMAN CK2 ALPHA AT PH 6.5        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CASEIN KINASE II SUBUNIT ALPHA;                            
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: UNP RESIDUES 1-336;                                        
COMPND   5 SYNONYM: CK2ALPHA, CK II ALPHA;                                      
COMPND   6 EC: 2.7.11.1;                                                        
COMPND   7 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: CSNK2A1, CK2A1;                                                
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PT7-7                                     
KEYWDS    PROTEIN KINASE, APO-FORM, TRANSFERASE                                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.BATTISTUTTA,A.RANCHIO,E.PAPINUTTO                                   
REVDAT   2   20-MAR-24 3QA0    1       REMARK                                   
REVDAT   1   11-JAN-12 3QA0    0                                                
JRNL        AUTH   E.PAPINUTTO,A.RANCHIO,G.LOLLI,L.A.PINNA,R.BATTISTUTTA        
JRNL        TITL   STRUCTURAL AND FUNCTIONAL ANALYSIS OF THE FLEXIBLE REGIONS   
JRNL        TITL 2 OF THE CATALYTIC ALPHA-SUBUNIT OF PROTEIN KINASE CK2         
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0109                                      
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) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 57.17                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 87.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 30075                          
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) : 0.209                           
REMARK   3   R VALUE            (WORKING SET) : 0.207                           
REMARK   3   FREE R VALUE                     : 0.249                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1576                            
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) : 2.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.57                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2287                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 91.58                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3340                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 118                          
REMARK   3   BIN FREE R VALUE                    : 0.3380                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5576                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 55                                      
REMARK   3   SOLVENT ATOMS            : 229                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 46.02                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.33000                                              
REMARK   3    B22 (A**2) : 1.33000                                              
REMARK   3    B33 (A**2) : -2.67000                                             
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): 0.525         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.293         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.941                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.904                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  5807 ; 0.013 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  7854 ; 1.461 ; 1.953       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   666 ; 5.881 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   314 ;36.520 ;23.057       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  1024 ;17.945 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    52 ;21.865 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   808 ; 0.103 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  4478 ; 0.007 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  3322 ; 2.772 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  5408 ; 4.198 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2485 ; 2.544 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  2446 ; 4.469 ; 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 : 1                                 
REMARK   3                                                                      
REMARK   3  NCS GROUP NUMBER               : 1                                  
REMARK   3     CHAIN NAMES                    : A B                             
REMARK   3     NUMBER OF COMPONENTS NCS GROUP : 5                               
REMARK   3       COMPONENT C  SSSEQI  TO  C   SSSEQI   CODE                     
REMARK   3           1     A      4       A      29      2                      
REMARK   3           1     B      4       B      29      2                      
REMARK   3           2     A     35       A     100      2                      
REMARK   3           2     B     35       B     100      2                      
REMARK   3           3     A    131       A     159      2                      
REMARK   3           3     B    131       B     159      2                      
REMARK   3           4     A    161       A     228      2                      
REMARK   3           4     B    161       B     228      2                      
REMARK   3           5     A    242       A     329      2                      
REMARK   3           5     B    242       B     329      2                      
REMARK   3                   GROUP CHAIN        COUNT   RMS     WEIGHT          
REMARK   3   TIGHT POSITIONAL   1    A    (A):   1116 ;  0.05 ;  0.05           
REMARK   3   MEDIUM POSITIONAL  1    A    (A):   1250 ;  0.06 ;  0.50           
REMARK   3   TIGHT THERMAL      1    A (A**2):   1116 ;  1.30 ;  0.50           
REMARK   3   MEDIUM THERMAL     1    A (A**2):   1250 ;  1.33 ;  2.00           
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
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 3QA0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 26-JAN-11.                  
REMARK 100 THE DEPOSITION ID IS D_1000063381.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 07-DEC-07                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID29                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.976234                           
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA 3.3.9                        
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 31683                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 57.170                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 88.3                               
REMARK 200  DATA REDUNDANCY                : 2.100                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.08900                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 6.3000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.64                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 92.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.58800                            
REMARK 200  R SYM FOR SHELL            (I) : 0.58800                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 61.18                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.17                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 5000 MME, 0.2M AMMONIUM          
REMARK 280  SULFATE, 0.1M MES PH 6.5, VAPOR DIFFUSION, SITTING DROP,            
REMARK 280  TEMPERATURE 293K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       62.27550            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       63.91900            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       63.91900            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       93.41325            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       63.91900            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       63.91900            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       31.13775            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       63.91900            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       63.91900            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       93.41325            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       63.91900            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       63.91900            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       31.13775            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       62.27550            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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     1                                                      
REMARK 465     ALA A   332                                                      
REMARK 465     ARG A   333                                                      
REMARK 465     MET A   334                                                      
REMARK 465     GLY A   335                                                      
REMARK 465     SER A   336                                                      
REMARK 465     MET B     1                                                      
REMARK 465     ALA B   332                                                      
REMARK 465     ARG B   333                                                      
REMARK 465     MET B   334                                                      
REMARK 465     GLY B   335                                                      
REMARK 465     SER B   336                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   N    ASN B   117     O    HOH B   438              2.15            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   OH   TYR A   196     OE2  GLU B    32     2565     2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASN A  62       42.40     37.60                                   
REMARK 500    TYR A 125       -3.41    -55.27                                   
REMARK 500    ASP A 156       39.50   -148.43                                   
REMARK 500    ASP A 175       73.69     54.89                                   
REMARK 500    ALA A 193      164.41     61.57                                   
REMARK 500    MET A 208       51.47    -92.36                                   
REMARK 500    ASP A 210     -159.16   -151.20                                   
REMARK 500    HIS A 234       68.88   -108.54                                   
REMARK 500    ASP A 308      105.09    -57.64                                   
REMARK 500    ASN B  62       40.42     37.60                                   
REMARK 500    PRO B 104       86.97    -62.10                                   
REMARK 500    VAL B 105       -7.87     76.51                                   
REMARK 500    ARG B 107      -56.49     74.19                                   
REMARK 500    ASN B 118       65.42    -69.26                                   
REMARK 500    TYR B 125       -9.15     85.87                                   
REMARK 500    ASP B 156       38.55   -148.74                                   
REMARK 500    ILE B 174     -168.57   -125.55                                   
REMARK 500    ASP B 175       76.89     42.43                                   
REMARK 500    ALA B 193      164.84     64.26                                   
REMARK 500    MET B 208       53.24    -98.67                                   
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 SO4 A 337                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 338                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 339                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 340                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 341                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 342                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 337                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 338                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 339                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 340                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO B 341                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO B 342                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3Q9W   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3Q9X   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3Q9Y   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3QAZ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3PZH   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3P04   RELATED DB: PDB                                   
DBREF  3QA0 A    1   336  UNP    P68400   CSK21_HUMAN      1    336             
DBREF  3QA0 B    1   336  UNP    P68400   CSK21_HUMAN      1    336             
SEQRES   1 A  336  MET SER GLY PRO VAL PRO SER ARG ALA ARG VAL TYR THR          
SEQRES   2 A  336  ASP VAL ASN THR HIS ARG PRO ARG GLU TYR TRP ASP TYR          
SEQRES   3 A  336  GLU SER HIS VAL VAL GLU TRP GLY ASN GLN ASP ASP TYR          
SEQRES   4 A  336  GLN LEU VAL ARG LYS LEU GLY ARG GLY LYS TYR SER GLU          
SEQRES   5 A  336  VAL PHE GLU ALA ILE ASN ILE THR ASN ASN GLU LYS VAL          
SEQRES   6 A  336  VAL VAL LYS ILE LEU LYS PRO VAL LYS LYS LYS LYS ILE          
SEQRES   7 A  336  LYS ARG GLU ILE LYS ILE LEU GLU ASN LEU ARG GLY GLY          
SEQRES   8 A  336  PRO ASN ILE ILE THR LEU ALA ASP ILE VAL LYS ASP PRO          
SEQRES   9 A  336  VAL SER ARG THR PRO ALA LEU VAL PHE GLU HIS VAL ASN          
SEQRES  10 A  336  ASN THR ASP PHE LYS GLN LEU TYR GLN THR LEU THR ASP          
SEQRES  11 A  336  TYR ASP ILE ARG PHE TYR MET TYR GLU ILE LEU LYS ALA          
SEQRES  12 A  336  LEU ASP TYR CYS HIS SER MET GLY ILE MET HIS ARG ASP          
SEQRES  13 A  336  VAL LYS PRO HIS ASN VAL MET ILE ASP HIS GLU HIS ARG          
SEQRES  14 A  336  LYS LEU ARG LEU ILE ASP TRP GLY LEU ALA GLU PHE TYR          
SEQRES  15 A  336  HIS PRO GLY GLN GLU TYR ASN VAL ARG VAL ALA SER ARG          
SEQRES  16 A  336  TYR PHE LYS GLY PRO GLU LEU LEU VAL ASP TYR GLN MET          
SEQRES  17 A  336  TYR ASP TYR SER LEU ASP MET TRP SER LEU GLY CYS MET          
SEQRES  18 A  336  LEU ALA SER MET ILE PHE ARG LYS GLU PRO PHE PHE HIS          
SEQRES  19 A  336  GLY HIS ASP ASN TYR ASP GLN LEU VAL ARG ILE ALA LYS          
SEQRES  20 A  336  VAL LEU GLY THR GLU ASP LEU TYR ASP TYR ILE ASP LYS          
SEQRES  21 A  336  TYR ASN ILE GLU LEU ASP PRO ARG PHE ASN ASP ILE LEU          
SEQRES  22 A  336  GLY ARG HIS SER ARG LYS ARG TRP GLU ARG PHE VAL HIS          
SEQRES  23 A  336  SER GLU ASN GLN HIS LEU VAL SER PRO GLU ALA LEU ASP          
SEQRES  24 A  336  PHE LEU ASP LYS LEU LEU ARG TYR ASP HIS GLN SER ARG          
SEQRES  25 A  336  LEU THR ALA ARG GLU ALA MET GLU HIS PRO TYR PHE TYR          
SEQRES  26 A  336  THR VAL VAL LYS ASP GLN ALA ARG MET GLY SER                  
SEQRES   1 B  336  MET SER GLY PRO VAL PRO SER ARG ALA ARG VAL TYR THR          
SEQRES   2 B  336  ASP VAL ASN THR HIS ARG PRO ARG GLU TYR TRP ASP TYR          
SEQRES   3 B  336  GLU SER HIS VAL VAL GLU TRP GLY ASN GLN ASP ASP TYR          
SEQRES   4 B  336  GLN LEU VAL ARG LYS LEU GLY ARG GLY LYS TYR SER GLU          
SEQRES   5 B  336  VAL PHE GLU ALA ILE ASN ILE THR ASN ASN GLU LYS VAL          
SEQRES   6 B  336  VAL VAL LYS ILE LEU LYS PRO VAL LYS LYS LYS LYS ILE          
SEQRES   7 B  336  LYS ARG GLU ILE LYS ILE LEU GLU ASN LEU ARG GLY GLY          
SEQRES   8 B  336  PRO ASN ILE ILE THR LEU ALA ASP ILE VAL LYS ASP PRO          
SEQRES   9 B  336  VAL SER ARG THR PRO ALA LEU VAL PHE GLU HIS VAL ASN          
SEQRES  10 B  336  ASN THR ASP PHE LYS GLN LEU TYR GLN THR LEU THR ASP          
SEQRES  11 B  336  TYR ASP ILE ARG PHE TYR MET TYR GLU ILE LEU LYS ALA          
SEQRES  12 B  336  LEU ASP TYR CYS HIS SER MET GLY ILE MET HIS ARG ASP          
SEQRES  13 B  336  VAL LYS PRO HIS ASN VAL MET ILE ASP HIS GLU HIS ARG          
SEQRES  14 B  336  LYS LEU ARG LEU ILE ASP TRP GLY LEU ALA GLU PHE TYR          
SEQRES  15 B  336  HIS PRO GLY GLN GLU TYR ASN VAL ARG VAL ALA SER ARG          
SEQRES  16 B  336  TYR PHE LYS GLY PRO GLU LEU LEU VAL ASP TYR GLN MET          
SEQRES  17 B  336  TYR ASP TYR SER LEU ASP MET TRP SER LEU GLY CYS MET          
SEQRES  18 B  336  LEU ALA SER MET ILE PHE ARG LYS GLU PRO PHE PHE HIS          
SEQRES  19 B  336  GLY HIS ASP ASN TYR ASP GLN LEU VAL ARG ILE ALA LYS          
SEQRES  20 B  336  VAL LEU GLY THR GLU ASP LEU TYR ASP TYR ILE ASP LYS          
SEQRES  21 B  336  TYR ASN ILE GLU LEU ASP PRO ARG PHE ASN ASP ILE LEU          
SEQRES  22 B  336  GLY ARG HIS SER ARG LYS ARG TRP GLU ARG PHE VAL HIS          
SEQRES  23 B  336  SER GLU ASN GLN HIS LEU VAL SER PRO GLU ALA LEU ASP          
SEQRES  24 B  336  PHE LEU ASP LYS LEU LEU ARG TYR ASP HIS GLN SER ARG          
SEQRES  25 B  336  LEU THR ALA ARG GLU ALA MET GLU HIS PRO TYR PHE TYR          
SEQRES  26 B  336  THR VAL VAL LYS ASP GLN ALA ARG MET GLY SER                  
HET    SO4  A 337       5                                                       
HET    SO4  A 338       5                                                       
HET    SO4  A 339       5                                                       
HET    EDO  A 340       4                                                       
HET    EDO  A 341       4                                                       
HET    EDO  A 342       4                                                       
HET    SO4  B 337       5                                                       
HET    SO4  B 338       5                                                       
HET    SO4  B 339       5                                                       
HET    SO4  B 340       5                                                       
HET    EDO  B 341       4                                                       
HET    EDO  B 342       4                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   3  SO4    7(O4 S 2-)                                                   
FORMUL   6  EDO    5(C2 H6 O2)                                                  
FORMUL  15  HOH   *229(H2 O)                                                    
HELIX    1   1 ASP A   14  ARG A   19  1                                   6    
HELIX    2   2 PRO A   20  TRP A   24  5                                   5    
HELIX    3   3 ASP A   25  HIS A   29  5                                   5    
HELIX    4   4 ASN A   35  ASP A   37  5                                   3    
HELIX    5   5 LYS A   74  ARG A   89  1                                  16    
HELIX    6   6 ASP A  120  LEU A  128  1                                   9    
HELIX    7   7 THR A  129  MET A  150  1                                  22    
HELIX    8   8 LYS A  158  HIS A  160  5                                   3    
HELIX    9   9 HIS A  166  ARG A  169  5                                   4    
HELIX   10  10 SER A  194  LYS A  198  5                                   5    
HELIX   11  11 GLY A  199  VAL A  204  1                                   6    
HELIX   12  12 TYR A  211  PHE A  227  1                                  17    
HELIX   13  13 ASP A  237  GLY A  250  1                                  14    
HELIX   14  14 GLY A  250  TYR A  261  1                                  12    
HELIX   15  15 ASP A  266  ARG A  268  5                                   3    
HELIX   16  16 PHE A  269  GLY A  274  1                                   6    
HELIX   17  17 ARG A  280  VAL A  285  5                                   6    
HELIX   18  18 ASN A  289  VAL A  293  5                                   5    
HELIX   19  19 SER A  294  LEU A  305  1                                  12    
HELIX   20  20 ASP A  308  ARG A  312  5                                   5    
HELIX   21  21 THR A  314  MET A  319  1                                   6    
HELIX   22  22 GLU A  320  TYR A  323  5                                   4    
HELIX   23  23 PHE A  324  GLN A  331  1                                   8    
HELIX   24  24 PRO B   20  TRP B   24  5                                   5    
HELIX   25  25 ASP B   25  HIS B   29  5                                   5    
HELIX   26  26 ASN B   35  ASP B   37  5                                   3    
HELIX   27  27 LYS B   74  ARG B   89  1                                  16    
HELIX   28  28 THR B  129  MET B  150  1                                  22    
HELIX   29  29 LYS B  158  HIS B  160  5                                   3    
HELIX   30  30 SER B  194  LYS B  198  5                                   5    
HELIX   31  31 GLY B  199  VAL B  204  1                                   6    
HELIX   32  32 TYR B  211  ARG B  228  1                                  18    
HELIX   33  33 ASP B  237  GLY B  250  1                                  14    
HELIX   34  34 GLY B  250  TYR B  261  1                                  12    
HELIX   35  35 ASP B  266  ARG B  268  5                                   3    
HELIX   36  36 PHE B  269  GLY B  274  1                                   6    
HELIX   37  37 ARG B  280  VAL B  285  5                                   6    
HELIX   38  38 ASN B  289  VAL B  293  5                                   5    
HELIX   39  39 SER B  294  LEU B  305  1                                  12    
HELIX   40  40 ASP B  308  ARG B  312  5                                   5    
HELIX   41  41 THR B  314  MET B  319  1                                   6    
HELIX   42  42 GLU B  320  TYR B  323  5                                   4    
HELIX   43  43 PHE B  324  GLN B  331  1                                   8    
SHEET    1   A 5 TYR A  39  ARG A  47  0                                        
SHEET    2   A 5 SER A  51  ASN A  58 -1  O  GLU A  55   N  VAL A  42           
SHEET    3   A 5 GLU A  63  LEU A  70 -1  O  VAL A  67   N  PHE A  54           
SHEET    4   A 5 PRO A 109  GLU A 114 -1  O  PHE A 113   N  VAL A  66           
SHEET    5   A 5 LEU A  97  LYS A 102 -1  N  ALA A  98   O  VAL A 112           
SHEET    1   B 2 ILE A 152  MET A 153  0                                        
SHEET    2   B 2 GLU A 180  PHE A 181 -1  O  GLU A 180   N  MET A 153           
SHEET    1   C 2 VAL A 162  ASP A 165  0                                        
SHEET    2   C 2 LYS A 170  LEU A 173 -1  O  LYS A 170   N  ASP A 165           
SHEET    1   D 5 TYR B  39  ARG B  47  0                                        
SHEET    2   D 5 SER B  51  ASN B  58 -1  O  VAL B  53   N  LEU B  45           
SHEET    3   D 5 GLU B  63  LEU B  70 -1  O  VAL B  65   N  ALA B  56           
SHEET    4   D 5 PRO B 109  GLU B 114 -1  O  PHE B 113   N  VAL B  66           
SHEET    5   D 5 LEU B  97  LYS B 102 -1  N  ALA B  98   O  VAL B 112           
SHEET    1   E 2 ILE B 152  MET B 153  0                                        
SHEET    2   E 2 GLU B 180  PHE B 181 -1  O  GLU B 180   N  MET B 153           
SHEET    1   F 2 VAL B 162  ASP B 165  0                                        
SHEET    2   F 2 LYS B 170  LEU B 173 -1  O  LYS B 170   N  ASP B 165           
CISPEP   1 GLU A  230    PRO A  231          0        -5.74                     
CISPEP   2 LEU B  124    TYR B  125          0        -0.27                     
CISPEP   3 GLU B  230    PRO B  231          0        -1.14                     
SITE     1 AC1  5 ARG A  80  ARG A 155  ASN A 189  VAL A 192                    
SITE     2 AC1  5 HOH A 356                                                     
SITE     1 AC2  4 HIS A 276  SER A 277  LYS A 279  HOH A 441                    
SITE     1 AC3  4 TRP A  33  LYS A  75  HOH A 355  HOH A 404                    
SITE     1 AC4  6 GLY A  48  LYS A  49  TYR A  50  SER A  51                    
SITE     2 AC4  6 LYS A  68  ASP A 175                                          
SITE     1 AC5  6 GLU A 252  ARG A 278  HOH A 411  GLU B 252                    
SITE     2 AC5  6 ARG B 278  HOH B 389                                          
SITE     1 AC6  5 ASP A  25  TYR A  26  GLU A  27  LYS A  44                    
SITE     2 AC6  5 HOH A 453                                                     
SITE     1 AC7  5 ARG B  80  ARG B 155  ASN B 189  HOH B 356                    
SITE     2 AC7  5 HOH B 361                                                     
SITE     1 AC8  3 LYS B 279  ARG B 280  HOH B 347                               
SITE     1 AC9  3 ARG B 191  LYS B 198  ASN B 238                               
SITE     1 BC1  3 TRP B  33  LYS B  75  LYS B 102                               
SITE     1 BC2  3 GLN B  36  TYR B  39  ASP B 103                               
SITE     1 BC3  3 HIS B 276  SER B 277  LYS B 279                               
CRYST1  127.838  127.838  124.551  90.00  90.00  90.00 P 43 21 2    16          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.007822  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.007822  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008029        0.00000