HEADER    TRANSPORT PROTEIN                       10-MAR-04   1SN0              
TITLE     CRYSTAL STRUCTURE OF SEA BREAM TRANSTHYRETIN IN COMPLEX WITH THYROXINE
TITLE    2 AT 1.9A RESOLUTION                                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TRANSTHYRETIN;                                             
COMPND   3 CHAIN: A, B, C, D;                                                   
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SPARUS AURATA;                                  
SOURCE   3 ORGANISM_COMMON: GILTHEAD SEABREAM;                                  
SOURCE   4 ORGANISM_TAXID: 8175;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    TRANSPORT PROTEIN                                                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.ENEQVIST,E.LUNDBERG,A.KARLSSON,S.HUANG,C.R.SANTOS,D.M.POWER,        
AUTHOR   2 A.E.SAUER-ERIKSSON                                                   
REVDAT   5   15-NOV-23 1SN0    1       REMARK SEQADV ATOM                       
REVDAT   4   30-APR-14 1SN0    1       REMARK                                   
REVDAT   3   13-JUL-11 1SN0    1       VERSN                                    
REVDAT   2   24-FEB-09 1SN0    1       VERSN                                    
REVDAT   1   03-AUG-04 1SN0    0                                                
JRNL        AUTH   T.ENEQVIST,E.LUNDBERG,A.KARLSSON,S.HUANG,C.R.SANTOS,         
JRNL        AUTH 2 D.M.POWER,A.E.SAUER-ERIKSSON                                 
JRNL        TITL   HIGH RESOLUTION CRYSTAL STRUCTURES OF PISCINE TRANSTHYRETIN  
JRNL        TITL 2 REVEAL DIFFERENT BINDING MODES FOR TRIIODOTHYRONINE AND      
JRNL        TITL 3 THYROXINE.                                                   
JRNL        REF    J.BIOL.CHEM.                  V. 279 26411 2004              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   15082720                                                     
JRNL        DOI    10.1074/JBC.M313553200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.0                                           
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.84                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 95.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 30446                          
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) : 0.183                           
REMARK   3   R VALUE            (WORKING SET) : 0.179                           
REMARK   3   FREE R VALUE                     : 0.216                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3336                            
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) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.95                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1853                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2440                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 216                          
REMARK   3   BIN FREE R VALUE                    : 0.2870                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3529                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 53                                      
REMARK   3   SOLVENT ATOMS            : 344                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 17.61                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.53000                                             
REMARK   3    B22 (A**2) : -0.53000                                             
REMARK   3    B33 (A**2) : 1.06000                                              
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): 0.185         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.155         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.155         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.271         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.960                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.945                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3676 ; 0.009 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  3208 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  5035 ; 1.404 ; 1.939       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  7471 ; 1.755 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   459 ; 4.038 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   578 ;18.298 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   586 ; 0.083 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  4090 ; 0.004 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   718 ; 0.002 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   682 ; 0.237 ; 0.300       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  3157 ; 0.218 ; 0.300       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):     2 ; 0.069 ; 0.500       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   418 ; 0.204 ; 0.500       
REMARK   3   H-BOND (X...Y) OTHERS             (A):     3 ; 0.053 ; 0.500       
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):    20 ; 0.277 ; 0.300       
REMARK   3   SYMMETRY VDW OTHERS               (A):    36 ; 0.333 ; 0.300       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    20 ; 0.190 ; 0.500       
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):  2300 ; 0.722 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3731 ; 1.348 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1376 ; 1.636 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1304 ; 2.710 ; 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  : 6                                          
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    10        A   127                          
REMARK   3    ORIGIN FOR THE GROUP (A): -47.6469 -11.5538 -18.7611              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1559 T22:   0.1329                                     
REMARK   3      T33:   0.1302 T12:   0.0026                                     
REMARK   3      T13:   0.0075 T23:  -0.0035                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.3655 L22:   0.4429                                     
REMARK   3      L33:   0.8747 L12:  -0.0557                                     
REMARK   3      L13:   0.2560 L23:   0.2613                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0113 S12:  -0.0063 S13:   0.0645                       
REMARK   3      S21:  -0.0466 S22:   0.0318 S23:  -0.0829                       
REMARK   3      S31:   0.0172 S32:   0.0278 S33:  -0.0205                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B    11        B   125                          
REMARK   3    ORIGIN FOR THE GROUP (A): -67.8519 -12.1129 -17.2704              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1570 T22:   0.1297                                     
REMARK   3      T33:   0.1250 T12:  -0.0098                                     
REMARK   3      T13:   0.0085 T23:   0.0080                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.4450 L22:   0.4976                                     
REMARK   3      L33:   0.8245 L12:  -0.1237                                     
REMARK   3      L13:   0.2064 L23:  -0.1855                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0014 S12:   0.0183 S13:   0.0475                       
REMARK   3      S21:   0.0501 S22:   0.0389 S23:   0.0658                       
REMARK   3      S31:   0.0225 S32:  -0.0316 S33:  -0.0403                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   C    11        C   125                          
REMARK   3    ORIGIN FOR THE GROUP (A): -46.6574 -36.7739 -16.3906              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1899 T22:   0.1016                                     
REMARK   3      T33:   0.1116 T12:   0.0127                                     
REMARK   3      T13:  -0.0306 T23:  -0.0106                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.6690 L22:   1.8876                                     
REMARK   3      L33:   0.6393 L12:  -0.1684                                     
REMARK   3      L13:  -0.1005 L23:   0.2961                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0125 S12:  -0.0019 S13:  -0.0238                       
REMARK   3      S21:  -0.0388 S22:   0.0442 S23:  -0.1697                       
REMARK   3      S31:   0.0547 S32:   0.0403 S33:  -0.0566                       
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 :   D    11        D   123                          
REMARK   3    ORIGIN FOR THE GROUP (A): -66.5045 -37.7866 -20.2430              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1683 T22:   0.0906                                     
REMARK   3      T33:   0.1437 T12:  -0.0058                                     
REMARK   3      T13:  -0.0296 T23:  -0.0022                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.4446 L22:   1.7809                                     
REMARK   3      L33:   0.5975 L12:   0.2064                                     
REMARK   3      L13:  -0.2101 L23:  -0.3027                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0382 S12:   0.0480 S13:  -0.0564                       
REMARK   3      S21:   0.0240 S22:   0.0056 S23:   0.2067                       
REMARK   3      S31:  -0.0028 S32:   0.0062 S33:  -0.0438                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 5                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 2                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   C   601        C   601                          
REMARK   3    RESIDUE RANGE :   B   602        B   602                          
REMARK   3    ORIGIN FOR THE GROUP (A): -57.1844 -24.5910 -17.5913              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.4282 T22:   0.0695                                     
REMARK   3      T33:   0.0139 T12:   0.0188                                     
REMARK   3      T13:  -0.0199 T23:   0.0290                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11: -27.5166 L22:   3.4827                                     
REMARK   3      L33:  -0.7774 L12:   0.3871                                     
REMARK   3      L13:  -1.5076 L23:   0.4482                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.3372 S12:   0.2076 S13:  -0.0816                       
REMARK   3      S21:   0.2016 S22:  -0.1428 S23:  -0.0576                       
REMARK   3      S31:   0.1235 S32:   0.0521 S33:  -0.1944                       
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   701        A   701                          
REMARK   3    ORIGIN FOR THE GROUP (A): -38.0228 -18.3578  -4.1454              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0274 T22:   0.3879                                     
REMARK   3      T33:   0.2160 T12:  -0.0169                                     
REMARK   3      T13:  -0.0373 T23:  -0.0656                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:-454.8938 L22: 317.4206                                     
REMARK   3      L33: -62.3421 L12:-228.4743                                     
REMARK   3      L13:-287.6143 L23: 221.1378                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -1.2248 S12:   3.5127 S13:  -0.7365                       
REMARK   3      S21:  -3.1583 S22:  -1.2819 S23:   2.4797                       
REMARK   3      S31:  -4.5630 S32:  -4.8716 S33:   2.5067                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 1SN0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-MAR-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000021841.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X11                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 35460                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.0                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.04700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.97                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 89.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.44600                            
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: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.31                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.13                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 1550 MME, SODIUM CITRATE, AMMONIUM   
REMARK 280  SULPHATE, NICKEL SULPHATE. CRYSTALS WERE SOAKED IN THYROXINE, PH    
REMARK 280  5.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 296K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41                             
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,X,Z+1/4                                              
REMARK 290       4555   Y,-X,Z+3/4                                              
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       70.05800            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       35.02900            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      105.08700            
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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 8370 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 18450 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -60.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D                            
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     THR A    -2                                                      
REMARK 465     PRO A    -1                                                      
REMARK 465     THR A     0                                                      
REMARK 465     ASP A     1                                                      
REMARK 465     LYS A     2                                                      
REMARK 465     HIS A     3                                                      
REMARK 465     GLY A     4                                                      
REMARK 465     GLY A     5                                                      
REMARK 465     SER A     6                                                      
REMARK 465     ASP A     7                                                      
REMARK 465     THR A     8                                                      
REMARK 465     ARG A     9                                                      
REMARK 465     THR B    -2                                                      
REMARK 465     PRO B    -1                                                      
REMARK 465     THR B     0                                                      
REMARK 465     ASP B     1                                                      
REMARK 465     LYS B     2                                                      
REMARK 465     HIS B     3                                                      
REMARK 465     GLY B     4                                                      
REMARK 465     GLY B     5                                                      
REMARK 465     SER B     6                                                      
REMARK 465     ASP B     7                                                      
REMARK 465     THR B     8                                                      
REMARK 465     ARG B     9                                                      
REMARK 465     HIS B   126                                                      
REMARK 465     GLU B   127                                                      
REMARK 465     THR C    -2                                                      
REMARK 465     PRO C    -1                                                      
REMARK 465     THR C     0                                                      
REMARK 465     ASP C     1                                                      
REMARK 465     LYS C     2                                                      
REMARK 465     HIS C     3                                                      
REMARK 465     GLY C     4                                                      
REMARK 465     GLY C     5                                                      
REMARK 465     SER C     6                                                      
REMARK 465     ASP C     7                                                      
REMARK 465     THR C     8                                                      
REMARK 465     ARG C     9                                                      
REMARK 465     CYS C    10                                                      
REMARK 465     HIS C   126                                                      
REMARK 465     GLU C   127                                                      
REMARK 465     THR D    -2                                                      
REMARK 465     PRO D    -1                                                      
REMARK 465     THR D     0                                                      
REMARK 465     ASP D     1                                                      
REMARK 465     LYS D     2                                                      
REMARK 465     HIS D     3                                                      
REMARK 465     GLY D     4                                                      
REMARK 465     GLY D     5                                                      
REMARK 465     SER D     6                                                      
REMARK 465     ASP D     7                                                      
REMARK 465     THR D     8                                                      
REMARK 465     ARG D     9                                                      
REMARK 465     SER D   124                                                      
REMARK 465     VAL D   125                                                      
REMARK 465     HIS D   126                                                      
REMARK 465     GLU D   127                                                      
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    PHE D  64       58.43   -119.20                                   
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 701                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE T44 C 601                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE T44 B 602                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1SN2   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1SN5   RELATED DB: PDB                                   
DBREF  1SN0 A   -2   127  UNP    Q9PTT3   Q9PTT3_SPAAU    21    150             
DBREF  1SN0 B   -2   127  UNP    Q9PTT3   Q9PTT3_SPAAU    21    150             
DBREF  1SN0 C   -2   127  UNP    Q9PTT3   Q9PTT3_SPAAU    21    150             
DBREF  1SN0 D   -2   127  UNP    Q9PTT3   Q9PTT3_SPAAU    21    150             
SEQADV 1SN0 ARG A  103  UNP  Q9PTT3    GLY   126 CONFLICT                       
SEQADV 1SN0 ARG B  103  UNP  Q9PTT3    GLY   126 CONFLICT                       
SEQADV 1SN0 ARG C  103  UNP  Q9PTT3    GLY   126 CONFLICT                       
SEQADV 1SN0 ARG D  103  UNP  Q9PTT3    GLY   126 CONFLICT                       
SEQRES   1 A  130  THR PRO THR ASP LYS HIS GLY GLY SER ASP THR ARG CYS          
SEQRES   2 A  130  PRO LEU MET VAL LYS ILE LEU ASP ALA VAL LYS GLY THR          
SEQRES   3 A  130  PRO ALA GLY SER VAL ALA LEU LYS VAL SER GLN LYS THR          
SEQRES   4 A  130  ALA ASP GLY GLY TRP THR GLN ILE ALA THR GLY VAL THR          
SEQRES   5 A  130  ASP ALA THR GLY GLU ILE HIS ASN LEU ILE THR GLU GLN          
SEQRES   6 A  130  GLN PHE PRO ALA GLY VAL TYR ARG VAL GLU PHE ASP THR          
SEQRES   7 A  130  LYS ALA TYR TRP THR ASN GLN GLY SER THR PRO PHE HIS          
SEQRES   8 A  130  GLU VAL ALA GLU VAL VAL PHE ASP ALA HIS PRO GLU GLY          
SEQRES   9 A  130  HIS ARG HIS TYR THR LEU ALA LEU LEU LEU SER PRO PHE          
SEQRES  10 A  130  SER TYR THR THR THR ALA VAL VAL SER SER VAL HIS GLU          
SEQRES   1 B  130  THR PRO THR ASP LYS HIS GLY GLY SER ASP THR ARG CYS          
SEQRES   2 B  130  PRO LEU MET VAL LYS ILE LEU ASP ALA VAL LYS GLY THR          
SEQRES   3 B  130  PRO ALA GLY SER VAL ALA LEU LYS VAL SER GLN LYS THR          
SEQRES   4 B  130  ALA ASP GLY GLY TRP THR GLN ILE ALA THR GLY VAL THR          
SEQRES   5 B  130  ASP ALA THR GLY GLU ILE HIS ASN LEU ILE THR GLU GLN          
SEQRES   6 B  130  GLN PHE PRO ALA GLY VAL TYR ARG VAL GLU PHE ASP THR          
SEQRES   7 B  130  LYS ALA TYR TRP THR ASN GLN GLY SER THR PRO PHE HIS          
SEQRES   8 B  130  GLU VAL ALA GLU VAL VAL PHE ASP ALA HIS PRO GLU GLY          
SEQRES   9 B  130  HIS ARG HIS TYR THR LEU ALA LEU LEU LEU SER PRO PHE          
SEQRES  10 B  130  SER TYR THR THR THR ALA VAL VAL SER SER VAL HIS GLU          
SEQRES   1 C  130  THR PRO THR ASP LYS HIS GLY GLY SER ASP THR ARG CYS          
SEQRES   2 C  130  PRO LEU MET VAL LYS ILE LEU ASP ALA VAL LYS GLY THR          
SEQRES   3 C  130  PRO ALA GLY SER VAL ALA LEU LYS VAL SER GLN LYS THR          
SEQRES   4 C  130  ALA ASP GLY GLY TRP THR GLN ILE ALA THR GLY VAL THR          
SEQRES   5 C  130  ASP ALA THR GLY GLU ILE HIS ASN LEU ILE THR GLU GLN          
SEQRES   6 C  130  GLN PHE PRO ALA GLY VAL TYR ARG VAL GLU PHE ASP THR          
SEQRES   7 C  130  LYS ALA TYR TRP THR ASN GLN GLY SER THR PRO PHE HIS          
SEQRES   8 C  130  GLU VAL ALA GLU VAL VAL PHE ASP ALA HIS PRO GLU GLY          
SEQRES   9 C  130  HIS ARG HIS TYR THR LEU ALA LEU LEU LEU SER PRO PHE          
SEQRES  10 C  130  SER TYR THR THR THR ALA VAL VAL SER SER VAL HIS GLU          
SEQRES   1 D  130  THR PRO THR ASP LYS HIS GLY GLY SER ASP THR ARG CYS          
SEQRES   2 D  130  PRO LEU MET VAL LYS ILE LEU ASP ALA VAL LYS GLY THR          
SEQRES   3 D  130  PRO ALA GLY SER VAL ALA LEU LYS VAL SER GLN LYS THR          
SEQRES   4 D  130  ALA ASP GLY GLY TRP THR GLN ILE ALA THR GLY VAL THR          
SEQRES   5 D  130  ASP ALA THR GLY GLU ILE HIS ASN LEU ILE THR GLU GLN          
SEQRES   6 D  130  GLN PHE PRO ALA GLY VAL TYR ARG VAL GLU PHE ASP THR          
SEQRES   7 D  130  LYS ALA TYR TRP THR ASN GLN GLY SER THR PRO PHE HIS          
SEQRES   8 D  130  GLU VAL ALA GLU VAL VAL PHE ASP ALA HIS PRO GLU GLY          
SEQRES   9 D  130  HIS ARG HIS TYR THR LEU ALA LEU LEU LEU SER PRO PHE          
SEQRES  10 D  130  SER TYR THR THR THR ALA VAL VAL SER SER VAL HIS GLU          
HET    SO4  A 701       5                                                       
HET    T44  B 602      24                                                       
HET    T44  C 601      24                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     T44 3,5,3',5'-TETRAIODO-L-THYRONINE                                  
FORMUL   5  SO4    O4 S 2-                                                      
FORMUL   6  T44    2(C15 H11 I4 N O4)                                           
FORMUL   8  HOH   *344(H2 O)                                                    
HELIX    1   1 ASP A   74  GLY A   83  1                                  10    
HELIX    2   2 ASP B   74  GLY B   83  1                                  10    
HELIX    3   3 THR C   60  PHE C   64  5                                   5    
HELIX    4   4 ASP C   74  GLY C   83  1                                  10    
HELIX    5   5 THR D   60  PHE D   64  5                                   5    
HELIX    6   6 ASP D   74  GLY D   83  1                                  10    
SHEET    1   A 8 THR A  23  PRO A  24  0                                        
SHEET    2   A 8 LEU A  12  ASP A  18 -1  N  ASP A  18   O  THR A  23           
SHEET    3   A 8 TYR A 105  SER A 112  1  O  TYR A 105   N  MET A  13           
SHEET    4   A 8 SER A 115  VAL A 121 -1  O  THR A 119   N  ALA A 108           
SHEET    5   A 8 SER B 115  SER B 123 -1  O  THR B 118   N  TYR A 116           
SHEET    6   A 8 HIS B 104  SER B 112 -1  N  HIS B 104   O  SER B 123           
SHEET    7   A 8 LEU B  12  ASP B  18  1  N  MET B  13   O  TYR B 105           
SHEET    8   A 8 THR B  23  PRO B  24 -1  O  THR B  23   N  ASP B  18           
SHEET    1   B 4 TRP A  41  VAL A  48  0                                        
SHEET    2   B 4 ALA A  29  LYS A  35 -1  N  LEU A  30   O  GLY A  47           
SHEET    3   B 4 GLY A  67  PHE A  73 -1  O  VAL A  68   N  LYS A  35           
SHEET    4   B 4 ALA A  91  ALA A  97 -1  O  ALA A  97   N  GLY A  67           
SHEET    1   C 4 TRP B  41  VAL B  48  0                                        
SHEET    2   C 4 ALA B  29  LYS B  35 -1  N  VAL B  32   O  ALA B  45           
SHEET    3   C 4 GLY B  67  PHE B  73 -1  O  VAL B  68   N  LYS B  35           
SHEET    4   C 4 ALA B  91  ALA B  97 -1  O  ALA B  97   N  GLY B  67           
SHEET    1   D 8 THR C  23  PRO C  24  0                                        
SHEET    2   D 8 LEU C  12  ASP C  18 -1  N  ASP C  18   O  THR C  23           
SHEET    3   D 8 TYR C 105  SER C 112  1  O  TYR C 105   N  MET C  13           
SHEET    4   D 8 SER C 115  VAL C 122 -1  O  SER C 115   N  SER C 112           
SHEET    5   D 8 SER D 115  SER D 123 -1  O  THR D 118   N  TYR C 116           
SHEET    6   D 8 HIS D 104  SER D 112 -1  N  SER D 112   O  SER D 115           
SHEET    7   D 8 LEU D  12  ASP D  18  1  N  MET D  13   O  TYR D 105           
SHEET    8   D 8 THR D  23  PRO D  24 -1  O  THR D  23   N  ASP D  18           
SHEET    1   E 8 TRP C  41  VAL C  48  0                                        
SHEET    2   E 8 ALA C  29  LYS C  35 -1  N  VAL C  32   O  ALA C  45           
SHEET    3   E 8 GLY C  67  PHE C  73 -1  O  ARG C  70   N  SER C  33           
SHEET    4   E 8 HIS C  88  ALA C  97 -1  O  ALA C  97   N  GLY C  67           
SHEET    5   E 8 ALA D  91  ALA D  97 -1  O  VAL D  94   N  GLU C  89           
SHEET    6   E 8 GLY D  67  PHE D  73 -1  N  GLY D  67   O  ALA D  97           
SHEET    7   E 8 ALA D  29  LYS D  35 -1  N  LYS D  35   O  VAL D  68           
SHEET    8   E 8 TRP D  41  VAL D  48 -1  O  ALA D  45   N  VAL D  32           
SITE     1 AC1  6 HIS A 102  HIS A 104  SER A 123  SER A 124                    
SITE     2 AC1  6 HOH A 727  ARG B 103                                          
SITE     1 AC2 10 LYS A  15  LEU A  17  LEU A 109  LEU A 110                    
SITE     2 AC2 10 LYS C  15  LEU C  17  GLU C  54  ALA C 108                    
SITE     3 AC2 10 LEU C 109  HOH C 615                                          
SITE     1 AC3  7 LYS B  15  LEU B  17  GLU B  54  LEU B 109                    
SITE     2 AC3  7 LEU D  17  ALA D 108  LEU D 109                               
CRYST1   58.455   58.455  140.116  90.00  90.00  90.00 P 41         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      0.017107  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.017107  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007137        0.00000