PDB Short entry for 1K9K
HEADER    SIGNALING PROTEIN                       29-OCT-01   1K9K              
TITLE     CRYSTAL STRUCTURE OF CALCIUM BOUND HUMAN S100A6                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: S100A6;                                                    
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: CALCYCLIN, CACY;                                            
COMPND   5 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: S100A6;                                                        
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3) PLYS;                           
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PAED4                                     
KEYWDS    S100A6, CALCYCLIN, CALCIUM REGULATORY PROTEIN, CALCIUM                
KEYWDS   2 BOUND, CACY, SIGNALING PROTEIN                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.R.OTTERBEIN,R.DOMINGUEZ                                             
REVDAT   3   24-FEB-09 1K9K    1       VERSN                                    
REVDAT   2   01-APR-03 1K9K    1       JRNL                                     
REVDAT   1   10-APR-02 1K9K    0                                                
JRNL        AUTH   L.R.OTTERBEIN,J.KORDOWSKA,C.WITTE-HOFFMANN,                  
JRNL        AUTH 2 C.L.WANG,R.DOMINGUEZ                                         
JRNL        TITL   CRYSTAL STRUCTURES OF S100A6 IN THE CA(2+)-FREE              
JRNL        TITL 2 AND CA(2+)-BOUND STATES: THE CALCIUM SENSOR                  
JRNL        TITL 3 MECHANISM OF S100 PROTEINS REVEALED AT ATOMIC                
JRNL        TITL 4 RESOLUTION.                                                  
JRNL        REF    STRUCTURE                     V.  10   557 2002              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   11937060                                                     
JRNL        DOI    10.1016/S0969-2126(02)00740-2                                
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.76 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.76                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.20                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 16825                          
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) : 0.185                           
REMARK   3   R VALUE            (WORKING SET) : 0.185                           
REMARK   3   FREE R VALUE                     : 0.199                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 851                             
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1414                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 12                                      
REMARK   3   SOLVENT ATOMS            : 151                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 19.27                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): NULL          
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  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : NULL  ; NULL                
REMARK   3    ANGLE DISTANCE                  (A) : NULL  ; NULL                
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : NULL  ; NULL                
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : NULL  ; NULL                
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : NULL  ; NULL                
REMARK   3    MULTIPLE TORSION                (A) : NULL  ; NULL                
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : NULL  ; NULL                
REMARK   3    STAGGERED                 (DEGREES) : NULL  ; NULL                
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1K9K COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-NOV-01.                  
REMARK 100 THE RCSB ID CODE IS RCSB014730.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 07-DEC-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 14-BM-D                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1                                  
REMARK 200  MONOCHROMATOR                  : SI(III) DOUBLE CRYSTAL             
REMARK 200                                   MONOCHROMATOR, L1=1                
REMARK 200  OPTICS                         : BENT CYLINDRICAL SI- MIRROR        
REMARK 200                                   (RH COATING)                       
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 16853                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.750                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 19.200                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.4                               
REMARK 200  DATA REDUNDANCY                : 4.400                              
REMARK 200  R MERGE                    (I) : 0.06200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.9000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.89                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.19200                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PSORIASIN S100A7 (PBD # 1PSR)                        
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 5000 MME, 30 MM TRIS-HCL,        
REMARK 280  8% GLYCEROL, PH 7.8, VAPOR DIFFUSION, HANGING DROP,                 
REMARK 280  TEMPERATURE 293K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X+1/2,Y+1/2,-Z                                         
REMARK 290       4555   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        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000       28.30500            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       29.21950            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       28.30500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       29.21950            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3800 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 9380 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -87.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 9600 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 16750 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -187.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -1.000000  0.000000  0.000000       56.61000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000       58.43900            
REMARK 350   BIOMT3   2  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     MET B     1                                                      
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620  (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;              
REMARK 620  SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                            
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 300  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A  23   O                                                      
REMARK 620 2 ASP A  25   O    91.1                                              
REMARK 620 3 THR A  28   O   161.5  82.4                                        
REMARK 620 4 HOH A 409   O    82.6  90.0  80.1                                  
REMARK 620 5 GLU A  33   OE2  75.6 145.2 118.9 119.1                            
REMARK 620 6 SER A  20   O   105.2  83.7  91.4 170.1  69.5                      
REMARK 620 7 GLU A  33   OE1 105.6 160.6  78.7  82.6  51.6 100.8                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 400  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASN A  63   OD1                                                    
REMARK 620 2 ASP A  65   OD2  80.2                                              
REMARK 620 3 GLU A  67   O   158.2  78.8                                        
REMARK 620 4 GLU A  72   OE1 124.2 154.1  77.5                                  
REMARK 620 5 GLU A  72   OE2  76.9 156.2 123.0  49.7                            
REMARK 620 6 HOH A 401   O    86.6  78.0  94.8  93.7 106.7                      
REMARK 620 7 ASP A  61   OD1  82.7  78.6  87.4 110.5  92.2 155.5                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA B 300  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 SER B  20   O                                                      
REMARK 620 2 GLU B  33   OE1  98.6                                              
REMARK 620 3 GLU B  33   OE2  74.6  52.5                                        
REMARK 620 4 GLU B  23   O   109.2 110.7  75.7                                  
REMARK 620 5 HOH B 402   O   166.5  84.1 116.6  81.8                            
REMARK 620 6 THR B  28   O    87.3  77.2 121.5 159.6  80.4                      
REMARK 620 7 ASP B  25   O    80.0 164.7 139.6  83.9  93.9  87.5                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA B 400  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU B  67   O                                                      
REMARK 620 2 GLU B  72   OE1  77.1                                              
REMARK 620 3 GLU B  72   OE2 121.4  50.3                                        
REMARK 620 4 HOH B 416   O    94.8  78.4  97.6                                  
REMARK 620 5 ASP B  65   OD2  80.1 147.8 158.4  81.1                            
REMARK 620 6 ASN B  63   OD1 157.7 125.1  79.0  90.8  79.5                      
REMARK 620 7 ASP B  61   OD1  88.0 118.6  95.3 162.9  82.8  80.6                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 300                  
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 400                  
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 300                  
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 400                  
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BME A 100                 
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BME B 200                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1K8U   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF CALCIUM FREE HUMAN S100A6 MUTANT                
REMARK 900 CYS3MET (SE DERIVATIVE)                                              
REMARK 900 RELATED ID: 1K96   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF CALCIUM BOUND HUMAN S100A6                      
REMARK 900 RELATED ID: 1K9P   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF CALCIUM FREE HUMAN S100A6 WILD TYPE             
DBREF  1K9K A    1    90  UNP    P06703   S10A6_HUMAN      1     90             
DBREF  1K9K B    1    90  UNP    P06703   S10A6_HUMAN      1     90             
SEQRES   1 A   90  MET ALA CYS PRO LEU ASP GLN ALA ILE GLY LEU LEU VAL          
SEQRES   2 A   90  ALA ILE PHE HIS LYS TYR SER GLY ARG GLU GLY ASP LYS          
SEQRES   3 A   90  HIS THR LEU SER LYS LYS GLU LEU LYS GLU LEU ILE GLN          
SEQRES   4 A   90  LYS GLU LEU THR ILE GLY SER LYS LEU GLN ASP ALA GLU          
SEQRES   5 A   90  ILE ALA ARG LEU MET GLU ASP LEU ASP ARG ASN LYS ASP          
SEQRES   6 A   90  GLN GLU VAL ASN PHE GLN GLU TYR VAL THR PHE LEU GLY          
SEQRES   7 A   90  ALA LEU ALA LEU ILE TYR ASN GLU ALA LEU LYS GLY              
SEQRES   1 B   90  MET ALA CYS PRO LEU ASP GLN ALA ILE GLY LEU LEU VAL          
SEQRES   2 B   90  ALA ILE PHE HIS LYS TYR SER GLY ARG GLU GLY ASP LYS          
SEQRES   3 B   90  HIS THR LEU SER LYS LYS GLU LEU LYS GLU LEU ILE GLN          
SEQRES   4 B   90  LYS GLU LEU THR ILE GLY SER LYS LEU GLN ASP ALA GLU          
SEQRES   5 B   90  ILE ALA ARG LEU MET GLU ASP LEU ASP ARG ASN LYS ASP          
SEQRES   6 B   90  GLN GLU VAL ASN PHE GLN GLU TYR VAL THR PHE LEU GLY          
SEQRES   7 B   90  ALA LEU ALA LEU ILE TYR ASN GLU ALA LEU LYS GLY              
HET     CA  A 300       1                                                       
HET     CA  A 400       1                                                       
HET     CA  B 300       1                                                       
HET     CA  B 400       1                                                       
HET    BME  A 100       4                                                       
HET    BME  B 200       4                                                       
HETNAM      CA CALCIUM ION                                                      
HETNAM     BME BETA-MERCAPTOETHANOL                                             
FORMUL   3   CA    4(CA 2+)                                                     
FORMUL   7  BME    2(C2 H6 O S)                                                 
FORMUL   9  HOH   *151(H2 O)                                                    
HELIX    1   1 CYS A    3  GLY A   21  1                                  19    
HELIX    2   2 SER A   30  LEU A   42  1                                  13    
HELIX    3   3 ILE A   44  LEU A   48  5                                   5    
HELIX    4   4 GLN A   49  ASP A   61  1                                  13    
HELIX    5   5 PHE A   70  LEU A   88  1                                  19    
HELIX    6   6 CYS B    3  GLY B   21  1                                  19    
HELIX    7   7 SER B   30  LEU B   42  1                                  13    
HELIX    8   8 ILE B   44  LEU B   48  5                                   5    
HELIX    9   9 GLN B   49  ASP B   61  1                                  13    
HELIX   10  10 ASN B   69  LYS B   89  1                                  21    
SHEET    1   A 2 THR A  28  LEU A  29  0                                        
SHEET    2   A 2 VAL A  68  ASN A  69 -1  O  VAL A  68   N  LEU A  29           
LINK         SG  CYS A   3                 S2  BME A 100     1555   1555  2.02  
LINK         SG  CYS B   3                 S2  BME B 200     1555   1555  2.03  
LINK        CA    CA A 300                 O   GLU A  23     1555   1555  2.45  
LINK        CA    CA A 300                 O   ASP A  25     1555   1555  2.39  
LINK        CA    CA A 300                 O   THR A  28     1555   1555  2.40  
LINK        CA    CA A 300                 O   HOH A 409     1555   1555  2.48  
LINK        CA    CA A 300                 OE2 GLU A  33     1555   1555  2.66  
LINK        CA    CA A 300                 O   SER A  20     1555   1555  2.30  
LINK        CA    CA A 300                 OE1 GLU A  33     1555   1555  2.36  
LINK        CA    CA A 400                 OD1 ASN A  63     1555   1555  2.39  
LINK        CA    CA A 400                 OD2 ASP A  65     1555   1555  2.37  
LINK        CA    CA A 400                 O   GLU A  67     1555   1555  2.27  
LINK        CA    CA A 400                 OE1 GLU A  72     1555   1555  2.50  
LINK        CA    CA A 400                 OE2 GLU A  72     1555   1555  2.70  
LINK        CA    CA A 400                 O   HOH A 401     1555   1555  2.33  
LINK        CA    CA A 400                 OD1 ASP A  61     1555   1555  2.35  
LINK        CA    CA B 300                 O   SER B  20     1555   1555  2.29  
LINK        CA    CA B 300                 OE1 GLU B  33     1555   1555  2.39  
LINK        CA    CA B 300                 OE2 GLU B  33     1555   1555  2.56  
LINK        CA    CA B 300                 O   GLU B  23     1555   1555  2.39  
LINK        CA    CA B 300                 O   HOH B 402     1555   1555  2.49  
LINK        CA    CA B 300                 O   THR B  28     1555   1555  2.52  
LINK        CA    CA B 300                 O   ASP B  25     1555   1555  2.39  
LINK        CA    CA B 400                 O   GLU B  67     1555   1555  2.22  
LINK        CA    CA B 400                 OE1 GLU B  72     1555   1555  2.49  
LINK        CA    CA B 400                 OE2 GLU B  72     1555   1555  2.66  
LINK        CA    CA B 400                 O   HOH B 416     1555   1555  2.41  
LINK        CA    CA B 400                 OD2 ASP B  65     1555   1555  2.45  
LINK        CA    CA B 400                 OD1 ASN B  63     1555   1555  2.31  
LINK        CA    CA B 400                 OD1 ASP B  61     1555   1555  2.35  
SITE     1 AC1  6 SER A  20  GLU A  23  ASP A  25  THR A  28                    
SITE     2 AC1  6 GLU A  33  HOH A 409                                          
SITE     1 AC2  6 ASP A  61  ASN A  63  ASP A  65  GLU A  67                    
SITE     2 AC2  6 GLU A  72  HOH A 401                                          
SITE     1 AC3  6 SER B  20  GLU B  23  ASP B  25  THR B  28                    
SITE     2 AC3  6 GLU B  33  HOH B 402                                          
SITE     1 AC4  6 ASP B  61  ASN B  63  ASP B  65  GLU B  67                    
SITE     2 AC4  6 GLU B  72  HOH B 416                                          
SITE     1 AC5  3 CYS A   3  HOH A 452  LYS B  40                               
SITE     1 AC6  2 LYS A  40  CYS B   3                                          
CRYST1   56.610   58.439   51.030  90.00  90.00  90.00 P 21 21 2     8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.017665  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.017112  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.019596        0.00000