HEADER    HORMONE, BINDING PROTEIN                09-AUG-11   3TCT              
TITLE     STRUCTURE OF WILD-TYPE TTR IN COMPLEX WITH TAFAMIDIS                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TRANSTHYRETIN;                                             
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: UNP RESIDUES 21-147;                                       
COMPND   5 SYNONYM: ATTR, PREALBUMIN, TBPA;                                     
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: PALB, TTR;                                                     
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: EPICUREAN GOLD;                            
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PMMHA                                     
KEYWDS    AMYLOID, AMYLOIDOSIS, DISEASE MUTATION, GAMMA-CARBOXYGLUTAMIC ACID,   
KEYWDS   2 GLYCOPROTEIN, HORMONE, NEUROPATHY, SECRETED, THYROID HORMONE,        
KEYWDS   3 TRANSPORT, KINETIC STABILIZER, INHIBITION OF THE AMYLOID CASCADE,    
KEYWDS   4 BINDING PROTEIN                                                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.CONNELLY,J.W.KELLY,I.A.WILSON                                       
REVDAT   3   13-SEP-23 3TCT    1       REMARK                                   
REVDAT   2   29-AUG-12 3TCT    1       JRNL                                     
REVDAT   1   30-MAY-12 3TCT    0                                                
JRNL        AUTH   C.E.BULAWA,S.CONNELLY,M.DEVIT,L.WANG,C.WEIGEL,J.A.FLEMING,   
JRNL        AUTH 2 J.PACKMAN,E.T.POWERS,R.L.WISEMAN,T.R.FOSS,I.A.WILSON,        
JRNL        AUTH 3 J.W.KELLY,R.LABAUDINIERE                                     
JRNL        TITL   TAFAMIDIS, A POTENT AND SELECTIVE TRANSTHYRETIN KINETIC      
JRNL        TITL 2 STABILIZER THAT INHIBITS THE AMYLOID CASCADE.                
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V. 109  9629 2012              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   22645360                                                     
JRNL        DOI    10.1073/PNAS.1121005109                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.4.0077                                      
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) : 1.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 58122                          
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) : 0.163                           
REMARK   3   R VALUE            (WORKING SET) : 0.161                           
REMARK   3   FREE R VALUE                     : 0.192                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2940                            
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) : 1.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.33                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3915                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 96.13                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2640                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 183                          
REMARK   3   BIN FREE R VALUE                    : 0.2980                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1773                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 40                                      
REMARK   3   SOLVENT ATOMS            : 141                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 16.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 20.40                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.10000                                              
REMARK   3    B22 (A**2) : -0.28000                                             
REMARK   3    B33 (A**2) : 0.18000                                              
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): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.050         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.027         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.383         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.970                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.958                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2021 ; 0.019 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  1336 ; 0.003 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2790 ; 1.682 ; 1.969       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  3277 ; 1.559 ; 3.001       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   274 ; 5.993 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    89 ;31.514 ;24.157       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   327 ;15.022 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    10 ;17.973 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   308 ; 0.109 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2306 ; 0.010 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):   408 ; 0.003 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1220 ; 2.078 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   489 ; 1.024 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2006 ; 3.198 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   801 ; 4.189 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   762 ; 6.206 ; 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):  3357 ; 2.056 ; 3.000       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):   143 ; 9.843 ; 3.000       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  3281 ; 5.349 ; 3.000       
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  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
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   4                                                                      
REMARK   4 3TCT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-AUG-11.                  
REMARK 100 THE DEPOSITION ID IS D_1000067323.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 19-FEB-10; NULL                    
REMARK 200  TEMPERATURE           (KELVIN) : NULL; NULL                         
REMARK 200  PH                             : 5.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y; NULL                            
REMARK 200  RADIATION SOURCE               : SSRL; NULL                         
REMARK 200  BEAMLINE                       : BL11-1; NULL                       
REMARK 200  X-RAY GENERATOR MODEL          : NULL; NULL                         
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M; M                               
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9795; NULL                       
REMARK 200  MONOCHROMATOR                  : SIDE SCATTERING BENT CUBE-ROOT I   
REMARK 200                                   -BEAM SINGLE CRYSTAL; ASYMMETRIC   
REMARK 200                                   CUT 4.965 DEGS                     
REMARK 200  OPTICS                         : FLAT MIRROR (VERTICAL FOCUSING);   
REMARK 200                                   SINGLE CRYSTAL SI(111) BENT        
REMARK 200                                   MONOCHROMATOR (HO RIZONTAL         
REMARK 200                                   FOCUSING)                          
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD; NULL                          
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 325 MM CCD; NULL         
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 58308                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY                : 7.000                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.03500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 51.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.35                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.80                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.63000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.400                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; NULL                        
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 2FBR                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: THE WT-TTR WAS CONCENTRATED TO 4 MG/ML   
REMARK 280  IN 10 MM NAPI, 100 MM KCL, AT PH 7.6 AND CO-CRYSTALLIZED AT ROOM    
REMARK 280  TEMPERATURE WITH INHIBITORS USING THE VAPOR-DIFFUSION SITTING       
REMARK 280  DROP METHOD, CRYSTALS WERE GROWN FROM 1.395 M SODIUM CITRATE,       
REMARK 280  3.5% V/V GLYCEROL AT PH 5.5. THE CRYSTALS WERE FROZEN USING A       
REMARK 280  CRYO-PROTECTANT SOLUTION OF 1.395 M SODIUM CITRATE, PH 5.5,         
REMARK 280  CONTAINING 10% V/V GLYCEROL, VAPOR DIFFUSION, SITTING DROP,         
REMARK 280  TEMPERATURE 298.0K                                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X+1/2,Y+1/2,-Z                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000       21.37450            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       42.49700            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       21.37450            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       42.49700            
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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 6180 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 19290 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -44.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375 CAG  3MI A 128  LIES ON A SPECIAL POSITION.                          
REMARK 375 CAQ  3MI A 128  LIES ON A SPECIAL POSITION.                          
REMARK 375 CAR  3MI A 128  LIES ON A SPECIAL POSITION.                          
REMARK 375 CAG  3MI B 128  LIES ON A SPECIAL POSITION.                          
REMARK 375 CAQ  3MI B 128  LIES ON A SPECIAL POSITION.                          
REMARK 375 CAR  3MI B 128  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 192  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH B 190  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A     1                                                      
REMARK 465     PRO A     2                                                      
REMARK 465     THR A     3                                                      
REMARK 465     GLY A     4                                                      
REMARK 465     THR A     5                                                      
REMARK 465     GLY A     6                                                      
REMARK 465     GLU A     7                                                      
REMARK 465     SER A     8                                                      
REMARK 465     LYS A     9                                                      
REMARK 465     CYS A    10                                                      
REMARK 465     LYS A   126                                                      
REMARK 465     GLU A   127                                                      
REMARK 465     GLY B     1                                                      
REMARK 465     PRO B     2                                                      
REMARK 465     THR B     3                                                      
REMARK 465     GLY B     4                                                      
REMARK 465     THR B     5                                                      
REMARK 465     GLY B     6                                                      
REMARK 465     GLU B     7                                                      
REMARK 465     SER B     8                                                      
REMARK 465     LYS B     9                                                      
REMARK 465     CYS B    10                                                      
REMARK 465     PRO B   125                                                      
REMARK 465     LYS B   126                                                      
REMARK 465     GLU B   127                                                      
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   OE2  GLU A    63     O    HOH A   179              1.44            
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   OE2  GLU B    62     O    HOH B   187     4444     2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    GLU A  63   CD    GLU A  63   OE1     0.072                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    PHE B  44      -51.34   -124.54                                   
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 3MI A 128                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3MI B 128                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2QGC   RELATED DB: PDB                                   
REMARK 900 HUMAN TRANSTHYRETIN (TTR) COMPLEXED WITH 2-(3,5-DIMETHYL-4-          
REMARK 900 HYDROXYPHENYL)BENZOXAZOLE                                            
REMARK 900 RELATED ID: 2QGD   RELATED DB: PDB                                   
REMARK 900 HUMAN TRANSTHYRETIN (TTR) COMPLEXED WITH 2-(3,5-DIBROMO-4-           
REMARK 900 HYDROXYPHENYL)BENZOXAZOLE                                            
REMARK 900 RELATED ID: 2QGE   RELATED DB: PDB                                   
REMARK 900 HUMAN TRANSTHYRETIN (TTR) COMPLEXED WITH 2-(3,5-DIMETHYLPHENYL)      
REMARK 900 BENZOXAZOLE                                                          
DBREF  3TCT A    1   127  UNP    P02766   TTHY_HUMAN      21    147             
DBREF  3TCT B    1   127  UNP    P02766   TTHY_HUMAN      21    147             
SEQRES   1 A  127  GLY PRO THR GLY THR GLY GLU SER LYS CYS PRO LEU MET          
SEQRES   2 A  127  VAL LYS VAL LEU ASP ALA VAL ARG GLY SER PRO ALA ILE          
SEQRES   3 A  127  ASN VAL ALA VAL HIS VAL PHE ARG LYS ALA ALA ASP ASP          
SEQRES   4 A  127  THR TRP GLU PRO PHE ALA SER GLY LYS THR SER GLU SER          
SEQRES   5 A  127  GLY GLU LEU HIS GLY LEU THR THR GLU GLU GLU PHE VAL          
SEQRES   6 A  127  GLU GLY ILE TYR LYS VAL GLU ILE ASP THR LYS SER TYR          
SEQRES   7 A  127  TRP LYS ALA LEU GLY ILE SER PRO PHE HIS GLU HIS ALA          
SEQRES   8 A  127  GLU VAL VAL PHE THR ALA ASN ASP SER GLY PRO ARG ARG          
SEQRES   9 A  127  TYR THR ILE ALA ALA LEU LEU SER PRO TYR SER TYR SER          
SEQRES  10 A  127  THR THR ALA VAL VAL THR ASN PRO LYS GLU                      
SEQRES   1 B  127  GLY PRO THR GLY THR GLY GLU SER LYS CYS PRO LEU MET          
SEQRES   2 B  127  VAL LYS VAL LEU ASP ALA VAL ARG GLY SER PRO ALA ILE          
SEQRES   3 B  127  ASN VAL ALA VAL HIS VAL PHE ARG LYS ALA ALA ASP ASP          
SEQRES   4 B  127  THR TRP GLU PRO PHE ALA SER GLY LYS THR SER GLU SER          
SEQRES   5 B  127  GLY GLU LEU HIS GLY LEU THR THR GLU GLU GLU PHE VAL          
SEQRES   6 B  127  GLU GLY ILE TYR LYS VAL GLU ILE ASP THR LYS SER TYR          
SEQRES   7 B  127  TRP LYS ALA LEU GLY ILE SER PRO PHE HIS GLU HIS ALA          
SEQRES   8 B  127  GLU VAL VAL PHE THR ALA ASN ASP SER GLY PRO ARG ARG          
SEQRES   9 B  127  TYR THR ILE ALA ALA LEU LEU SER PRO TYR SER TYR SER          
SEQRES  10 B  127  THR THR ALA VAL VAL THR ASN PRO LYS GLU                      
HET    3MI  A 128      40                                                       
HET    3MI  B 128      40                                                       
HETNAM     3MI 2-(3,5-DICHLOROPHENYL)-1,3-BENZOXAZOLE-6-CARBOXYLIC              
HETNAM   2 3MI  ACID                                                            
HETSYN     3MI TAFAMIDIS                                                        
FORMUL   3  3MI    2(C14 H7 CL2 N O3)                                           
FORMUL   5  HOH   *141(H2 O)                                                    
HELIX    1   1 ASP A   74  LEU A   82  1                                   9    
HELIX    2   2 ASP B   74  LEU B   82  1                                   9    
SHEET    1   A 8 SER A  23  PRO A  24  0                                        
SHEET    2   A 8 LEU A  12  ASP A  18 -1  N  ASP A  18   O  SER A  23           
SHEET    3   A 8 ARG A 104  SER A 112  1  O  LEU A 111   N  LEU A  17           
SHEET    4   A 8 SER A 115  THR A 123 -1  O  THR A 123   N  ARG A 104           
SHEET    5   A 8 SER B 115  THR B 123 -1  O  THR B 118   N  TYR A 116           
SHEET    6   A 8 ARG B 104  SER B 112 -1  N  ARG B 104   O  THR B 123           
SHEET    7   A 8 LEU B  12  ASP B  18  1  N  LEU B  17   O  LEU B 111           
SHEET    8   A 8 SER B  23  PRO B  24 -1  O  SER B  23   N  ASP B  18           
SHEET    1   B 8 GLU A  54  LEU A  55  0                                        
SHEET    2   B 8 LEU A  12  ASP A  18 -1  N  VAL A  14   O  LEU A  55           
SHEET    3   B 8 ARG A 104  SER A 112  1  O  LEU A 111   N  LEU A  17           
SHEET    4   B 8 SER A 115  THR A 123 -1  O  THR A 123   N  ARG A 104           
SHEET    5   B 8 SER B 115  THR B 123 -1  O  THR B 118   N  TYR A 116           
SHEET    6   B 8 ARG B 104  SER B 112 -1  N  ARG B 104   O  THR B 123           
SHEET    7   B 8 LEU B  12  ASP B  18  1  N  LEU B  17   O  LEU B 111           
SHEET    8   B 8 GLU B  54  LEU B  55 -1  O  LEU B  55   N  VAL B  14           
SHEET    1   C 8 TRP A  41  LYS A  48  0                                        
SHEET    2   C 8 ALA A  29  LYS A  35 -1  N  VAL A  32   O  ALA A  45           
SHEET    3   C 8 GLY A  67  ILE A  73 -1  O  GLU A  72   N  HIS A  31           
SHEET    4   C 8 HIS A  88  ALA A  97 -1  O  ALA A  91   N  ILE A  73           
SHEET    5   C 8 HIS B  88  ALA B  97 -1  O  VAL B  94   N  GLU A  89           
SHEET    6   C 8 GLY B  67  ILE B  73 -1  N  ILE B  73   O  ALA B  91           
SHEET    7   C 8 ALA B  29  LYS B  35 -1  N  HIS B  31   O  GLU B  72           
SHEET    8   C 8 TRP B  41  LYS B  48 -1  O  ALA B  45   N  VAL B  32           
SITE     1 AC1  5 LEU A  17  ALA A 108  SER A 117  THR A 118                    
SITE     2 AC1  5 HOH A 195                                                     
SITE     1 AC2  6 LYS B  15  LEU B  17  ALA B 108  SER B 117                    
SITE     2 AC2  6 THR B 118  HOH B 179                                          
CRYST1   42.749   84.994   64.334  90.00  90.00  90.00 P 21 21 2     8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.023392  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011766  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015544        0.00000