HEADER    MEMBRANE PROTEIN                        28-SEP-07   2RFA              
TITLE     CRYSTAL STRUCTURE OF THE MOUSE TRPV6 ANKYRIN REPEAT DOMAIN            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TRANSIENT RECEPTOR POTENTIAL CATION CHANNEL SUBFAMILY V    
COMPND   3 MEMBER 6;                                                            
COMPND   4 CHAIN: A;                                                            
COMPND   5 FRAGMENT: ANKYRIN REPEAT DOMAIN (RESIDUES 44-265);                   
COMPND   6 SYNONYM: TRPV6, EPITHELIAL CALCIUM CHANNEL 2, ECAC2, CALCIUM         
COMPND   7 TRANSPORT PROTEIN 1, CAT1;                                           
COMPND   8 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: MUS MUSCULUS;                                   
SOURCE   3 ORGANISM_COMMON: HOUSE MOUSE;                                        
SOURCE   4 ORGANISM_TAXID: 10090;                                               
SOURCE   5 GENE: TRPV6;                                                         
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: PET21                                     
KEYWDS    TRPV6, ANKYRIN REAPEAT, TRANSIENT RECEPTOR POTENTIAL, ANK REPEAT,     
KEYWDS   2 CALCIUM CHANNEL, CALCIUM TRANSPORT, CALMODULIN-BINDING,              
KEYWDS   3 GLYCOPROTEIN, ION TRANSPORT, IONIC CHANNEL, MEMBRANE, TRANSMEMBRANE, 
KEYWDS   4 TRANSPORT, MEMBRANE PROTEIN                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    C.B.PHELPS,R.J.HUANG,R.R.WANG,R.GAUDET                                
REVDAT   6   21-FEB-24 2RFA    1       SEQADV                                   
REVDAT   5   25-OCT-17 2RFA    1       REMARK                                   
REVDAT   4   13-JUL-11 2RFA    1       VERSN                                    
REVDAT   3   24-FEB-09 2RFA    1       VERSN                                    
REVDAT   2   05-AUG-08 2RFA    1       JRNL                                     
REVDAT   1   19-FEB-08 2RFA    0                                                
JRNL        AUTH   C.B.PHELPS,R.J.HUANG,P.V.LISHKO,R.R.WANG,R.GAUDET            
JRNL        TITL   STRUCTURAL ANALYSES OF THE ANKYRIN REPEAT DOMAIN OF TRPV6    
JRNL        TITL 2 AND RELATED TRPV ION CHANNELS.                               
JRNL        REF    BIOCHEMISTRY                  V.  47  2476 2008              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   18232717                                                     
JRNL        DOI    10.1021/BI702109W                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.3.0037                                      
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) : 1.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 7.99                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 25172                          
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) : 0.170                           
REMARK   3   R VALUE            (WORKING SET) : 0.168                           
REMARK   3   FREE R VALUE                     : 0.207                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1272                            
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) : 1.70                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.74                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1586                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.34                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2410                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 92                           
REMARK   3   BIN FREE R VALUE                    : 0.2800                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1722                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 227                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : LIKELY RESIDUAL                                     
REMARK   3   FROM WILSON PLOT           (A**2) : 40.70                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 27.59                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.03000                                             
REMARK   3    B22 (A**2) : -0.01000                                             
REMARK   3    B33 (A**2) : 0.04000                                              
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): 0.102         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.103         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.068         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.088         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.971                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.956                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1790 ; 0.014 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  1172 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2437 ; 1.372 ; 1.966       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  2889 ; 0.955 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   233 ; 6.171 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    79 ;40.327 ;24.684       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   311 ;15.994 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     8 ;16.129 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   283 ; 0.081 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2005 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   342 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   448 ; 0.226 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  1335 ; 0.190 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):   902 ; 0.178 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):   914 ; 0.087 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   159 ; 0.214 ; 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):    22 ; 0.194 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    35 ; 0.176 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    37 ; 0.181 ; 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):  1458 ; 1.082 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   457 ; 0.233 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1805 ; 1.248 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   740 ; 2.225 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   627 ; 3.280 ; 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  : 10                                         
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    44        A    48                          
REMARK   3    ORIGIN FOR THE GROUP (A):  32.5539  25.8064  11.7263              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.9137 T22:   0.1561                                     
REMARK   3      T33:   0.2654 T12:  -0.0957                                     
REMARK   3      T13:   0.1290 T23:   0.0964                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  29.6916 L22:  37.9335                                     
REMARK   3      L33:  47.4547 L12:  -0.6272                                     
REMARK   3      L13:  -6.4245 L23: -27.4881                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1048 S12:  -2.7287 S13:  -1.8155                       
REMARK   3      S21:   3.3062 S22:   0.1469 S23:   1.0740                       
REMARK   3      S31:   2.8220 S32:  -0.4677 S33:  -0.0421                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A    49        A    77                          
REMARK   3    ORIGIN FOR THE GROUP (A):  32.4147  32.1263   3.1561              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1339 T22:  -0.0405                                     
REMARK   3      T33:   0.0302 T12:  -0.0273                                     
REMARK   3      T13:   0.0087 T23:  -0.0108                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   7.1655 L22:   4.3803                                     
REMARK   3      L33:   8.5584 L12:   0.2476                                     
REMARK   3      L13:  -5.6989 L23:  -0.8721                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.4348 S12:   0.7578 S13:  -0.5896                       
REMARK   3      S21:  -0.5362 S22:   0.1333 S23:   0.3628                       
REMARK   3      S31:   1.1708 S32:  -0.6072 S33:   0.3015                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A    78        A   107                          
REMARK   3    ORIGIN FOR THE GROUP (A):  31.0005  41.2589   6.7480              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0979 T22:  -0.1048                                     
REMARK   3      T33:  -0.0572 T12:   0.0023                                     
REMARK   3      T13:  -0.0077 T23:   0.0103                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   5.6900 L22:   2.5244                                     
REMARK   3      L33:   3.6998 L12:  -1.2104                                     
REMARK   3      L13:  -0.1654 L23:   1.0492                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0406 S12:   0.0650 S13:  -0.0639                       
REMARK   3      S21:  -0.3012 S22:  -0.1474 S23:   0.0821                       
REMARK   3      S31:   0.0902 S32:   0.0658 S33:   0.1068                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   108        A   153                          
REMARK   3    ORIGIN FOR THE GROUP (A):  26.1519  47.8134  13.7956              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1332 T22:  -0.0638                                     
REMARK   3      T33:  -0.0316 T12:  -0.0054                                     
REMARK   3      T13:  -0.0163 T23:  -0.0112                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.5275 L22:   2.7010                                     
REMARK   3      L33:   3.5443 L12:  -0.2209                                     
REMARK   3      L13:  -0.5662 L23:   0.4698                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0511 S12:  -0.1266 S13:  -0.1609                       
REMARK   3      S21:   0.0347 S22:  -0.0592 S23:   0.1215                       
REMARK   3      S31:  -0.0837 S32:  -0.0516 S33:   0.0081                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 5                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   154        A   162                          
REMARK   3    ORIGIN FOR THE GROUP (A):  24.0315  49.0558  30.5915              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0634 T22:   0.0320                                     
REMARK   3      T33:   0.0453 T12:  -0.0521                                     
REMARK   3      T13:   0.0264 T23:   0.1183                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  18.2823 L22:  22.4143                                     
REMARK   3      L33:  29.4513 L12:   3.9926                                     
REMARK   3      L13:  -0.5992 L23:  -9.6456                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.2564 S12:  -1.6679 S13:  -1.5024                       
REMARK   3      S21:   1.3225 S22:  -0.5178 S23:  -0.2801                       
REMARK   3      S31:   1.2390 S32:  -0.1166 S33:   0.2613                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 6                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   163        A   204                          
REMARK   3    ORIGIN FOR THE GROUP (A):  25.2135  59.7982  18.0067              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0549 T22:  -0.1002                                     
REMARK   3      T33:  -0.0454 T12:  -0.0164                                     
REMARK   3      T13:  -0.0084 T23:  -0.0377                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.9969 L22:   2.0679                                     
REMARK   3      L33:   4.8046 L12:  -0.5751                                     
REMARK   3      L13:  -0.9955 L23:   1.8186                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0757 S12:  -0.0998 S13:   0.1941                       
REMARK   3      S21:  -0.2295 S22:  -0.0720 S23:   0.0717                       
REMARK   3      S31:  -0.5441 S32:  -0.0151 S33:  -0.0038                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 7                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   205        A   223                          
REMARK   3    ORIGIN FOR THE GROUP (A):  30.6717  65.2877  24.0611              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1367 T22:   0.0030                                     
REMARK   3      T33:   0.0197 T12:  -0.0642                                     
REMARK   3      T13:   0.0091 T23:  -0.1172                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   3.2208 L22:  16.0431                                     
REMARK   3      L33:  13.9912 L12:   3.5703                                     
REMARK   3      L13:  -3.0143 L23:  -0.0770                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1733 S12:  -0.3680 S13:   0.0246                       
REMARK   3      S21:  -0.2411 S22:   0.0714 S23:  -0.9050                       
REMARK   3      S31:  -0.3545 S32:   0.5553 S33:  -0.2447                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 8                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   224        A   233                          
REMARK   3    ORIGIN FOR THE GROUP (A):  16.6782  73.7978  19.1537              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.5311 T22:   0.2096                                     
REMARK   3      T33:   0.4043 T12:   0.2052                                     
REMARK   3      T13:  -0.0844 T23:   0.0992                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  20.5573 L22:  24.9120                                     
REMARK   3      L33:  30.9218 L12:  -3.0105                                     
REMARK   3      L13: -10.6726 L23:   3.2664                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.8249 S12:   2.0386 S13:   2.2781                       
REMARK   3      S21:  -2.9551 S22:  -0.4158 S23:   1.0608                       
REMARK   3      S31:  -2.1880 S32:  -2.0300 S33:  -0.4090                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 9                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   234        A   257                          
REMARK   3    ORIGIN FOR THE GROUP (A):  21.6102  66.4256  33.3597              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0848 T22:   0.0536                                     
REMARK   3      T33:   0.0136 T12:  -0.0224                                     
REMARK   3      T13:   0.0569 T23:  -0.1347                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   8.6116 L22:   4.8810                                     
REMARK   3      L33:   5.4585 L12:   3.5040                                     
REMARK   3      L13:   5.0067 L23:   3.1324                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.2056 S12:  -0.1891 S13:   0.1993                       
REMARK   3      S21:   0.2531 S22:  -0.3493 S23:   0.3083                       
REMARK   3      S31:  -0.1003 S32:  -0.1893 S33:   0.1436                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 10                                                     
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   258        A   265                          
REMARK   3    ORIGIN FOR THE GROUP (A):  24.9693  78.0545  31.0209              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1006 T22:   0.2859                                     
REMARK   3      T33:   0.3923 T12:   0.1045                                     
REMARK   3      T13:   0.0490 T23:   0.0176                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  25.6283 L22:  63.7170                                     
REMARK   3      L33:   5.2618 L12:   0.5376                                     
REMARK   3      L13:   5.1475 L23: -16.3036                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.6312 S12:   0.3323 S13:   3.4114                       
REMARK   3      S21:  -0.2644 S22:   0.4745 S23:  -0.9901                       
REMARK   3      S31:  -0.2313 S32:  -0.9970 S33:   0.1567                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
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 2RFA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-DEC-07.                  
REMARK 100 THE DEPOSITION ID IS D_1000044787.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 20-AUG-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 24-ID-C                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97921                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 25172                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 8.000                              
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.1                               
REMARK 200  DATA REDUNDANCY                : 7.500                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.04400                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 18.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.74                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 95.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.40                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.44500                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.400                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS                        
REMARK 200 SOFTWARE USED: SHARP                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.41                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M NAHEPES, 0.1M K/NA TARTRATE, 5%     
REMARK 280  GLYCEROL, PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
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       15.38100            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       58.07000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       31.52250            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       58.07000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       15.38100            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       31.52250            
REMARK 290   SMTRY3   4  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 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 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    43                                                      
REMARK 465     ALA A   266                                                      
REMARK 465     ALA A   267                                                      
REMARK 465     ALA A   268                                                      
REMARK 465     HIS A   269                                                      
REMARK 465     HIS A   270                                                      
REMARK 465     HIS A   271                                                      
REMARK 465     HIS A   272                                                      
REMARK 465     HIS A   273                                                      
REMARK 465     HIS A   274                                                      
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   OH   TYR A   161     OD2  ASP A   193              2.15            
REMARK 500   OE2  GLU A   164     O    HOH A   444              2.16            
REMARK 500   O    HOH A   348     O    HOH A   422              2.17            
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   O    HOH A   278     O    HOH A   431     4465     2.11            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 PHE A   67     GLU A   68                 -147.89                    
REMARK 500 LEU A  228     LYS A  229                 -148.58                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  2RFA A   44   265  UNP    Q91WD2   TRPV6_MOUSE     44    265             
SEQADV 2RFA MET A   43  UNP  Q91WD2              INITIATING METHIONINE          
SEQADV 2RFA ALA A  266  UNP  Q91WD2              EXPRESSION TAG                 
SEQADV 2RFA ALA A  267  UNP  Q91WD2              EXPRESSION TAG                 
SEQADV 2RFA ALA A  268  UNP  Q91WD2              EXPRESSION TAG                 
SEQADV 2RFA HIS A  269  UNP  Q91WD2              EXPRESSION TAG                 
SEQADV 2RFA HIS A  270  UNP  Q91WD2              EXPRESSION TAG                 
SEQADV 2RFA HIS A  271  UNP  Q91WD2              EXPRESSION TAG                 
SEQADV 2RFA HIS A  272  UNP  Q91WD2              EXPRESSION TAG                 
SEQADV 2RFA HIS A  273  UNP  Q91WD2              EXPRESSION TAG                 
SEQADV 2RFA HIS A  274  UNP  Q91WD2              EXPRESSION TAG                 
SEQRES   1 A  232  MET ILE TRP GLU SER PRO LEU LEU LEU ALA ALA LYS GLU          
SEQRES   2 A  232  ASN ASP VAL GLN ALA LEU SER LYS LEU LEU LYS PHE GLU          
SEQRES   3 A  232  GLY CYS GLU VAL HIS GLN ARG GLY ALA MET GLY GLU THR          
SEQRES   4 A  232  ALA LEU HIS ILE ALA ALA LEU TYR ASP ASN LEU GLU ALA          
SEQRES   5 A  232  ALA MET VAL LEU MET GLU ALA ALA PRO GLU LEU VAL PHE          
SEQRES   6 A  232  GLU PRO MET THR SER GLU LEU TYR GLU GLY GLN THR ALA          
SEQRES   7 A  232  LEU HIS ILE ALA VAL ILE ASN GLN ASN VAL ASN LEU VAL          
SEQRES   8 A  232  ARG ALA LEU LEU ALA ARG GLY ALA SER VAL SER ALA ARG          
SEQRES   9 A  232  ALA THR GLY SER VAL PHE HIS TYR ARG PRO HIS ASN LEU          
SEQRES  10 A  232  ILE TYR TYR GLY GLU HIS PRO LEU SER PHE ALA ALA CYS          
SEQRES  11 A  232  VAL GLY SER GLU GLU ILE VAL ARG LEU LEU ILE GLU HIS          
SEQRES  12 A  232  GLY ALA ASP ILE ARG ALA GLN ASP SER LEU GLY ASN THR          
SEQRES  13 A  232  VAL LEU HIS ILE LEU ILE LEU GLN PRO ASN LYS THR PHE          
SEQRES  14 A  232  ALA CYS GLN MET TYR ASN LEU LEU LEU SER TYR ASP GLY          
SEQRES  15 A  232  GLY ASP HIS LEU LYS SER LEU GLU LEU VAL PRO ASN ASN          
SEQRES  16 A  232  GLN GLY LEU THR PRO PHE LYS LEU ALA GLY VAL GLU GLY          
SEQRES  17 A  232  ASN ILE VAL MET PHE GLN HIS LEU MET GLN LYS ARG LYS          
SEQRES  18 A  232  HIS ILE ALA ALA ALA HIS HIS HIS HIS HIS HIS                  
FORMUL   2  HOH   *227(H2 O)                                                    
HELIX    1   1 SER A   47  GLU A   55  1                                   9    
HELIX    2   2 ASP A   57  LYS A   66  1                                  10    
HELIX    3   3 THR A   81  TYR A   89  1                                   9    
HELIX    4   4 ASN A   91  ALA A  102  1                                  12    
HELIX    5   5 PRO A  103  GLU A  108  5                                   6    
HELIX    6   6 THR A  119  ASN A  127  1                                   9    
HELIX    7   7 ASN A  129  ARG A  139  1                                  11    
HELIX    8   8 GLY A  149  HIS A  153  5                                   5    
HELIX    9   9 HIS A  165  GLY A  174  1                                  10    
HELIX   10  10 SER A  175  HIS A  185  1                                  11    
HELIX   11  11 THR A  198  LEU A  205  1                                   8    
HELIX   12  12 ASN A  208  TYR A  222  1                                  15    
HELIX   13  13 SER A  230  VAL A  234  5                                   5    
HELIX   14  14 THR A  241  GLY A  250  1                                  10    
HELIX   15  15 ASN A  251  ILE A  265  1                                  15    
CRYST1   30.762   63.045  116.140  90.00  90.00  90.00 P 21 21 21    4          
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      0.032508  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.015862  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008610        0.00000