HEADER    TRANSPORT PROTEIN                       24-MAY-06   2H4E              
TITLE     CRYSTAL STRUCTURE OF CYS10 SULFONATED TRANSTHYRETIN                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TRANSTHYRETIN;                                             
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: PREALBUMIN, TBPA, TTR, ATTR;                                
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: TTR, PALB;                                                     
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID                               
KEYWDS    AMYLOID, SULFITE, TRANSTHYRETIN, FAMILIAL AMYLOIDOTIC POLYNEUROPATHY, 
KEYWDS   2 TRANSPORT PROTEIN                                                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.GALES,A.M.DAMAS                                                     
REVDAT   4   30-AUG-23 2H4E    1       REMARK SEQADV LINK                       
REVDAT   3   13-JUL-11 2H4E    1       VERSN                                    
REVDAT   2   24-FEB-09 2H4E    1       VERSN                                    
REVDAT   1   23-JAN-07 2H4E    0                                                
JRNL        AUTH   L.GALES,M.J.SARAIVA,A.M.DAMAS                                
JRNL        TITL   STRUCTURAL BASIS FOR THE PROTECTIVE ROLE OF SULFITE AGAINST  
JRNL        TITL 2 TRANSTHYRETIN AMYLOID FORMATION.                             
JRNL        REF    BIOCHIM.BIOPHYS.ACTA          V.1774    59 2007              
JRNL        REFN                   ISSN 0006-3002                               
JRNL        PMID   17175208                                                     
JRNL        DOI    10.1016/J.BBAPAP.2006.10.015                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.45 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0005                                      
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) : 1.45                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 63.37                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 39607                          
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) : 0.184                           
REMARK   3   R VALUE            (WORKING SET) : 0.183                           
REMARK   3   FREE R VALUE                     : 0.198                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2104                            
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) : 1.45                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.49                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2833                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.93                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2190                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 178                          
REMARK   3   BIN FREE R VALUE                    : 0.2340                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1786                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 5                                       
REMARK   3   SOLVENT ATOMS            : 221                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : LIKELY RESIDUAL                                     
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 16.28                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.22000                                              
REMARK   3    B22 (A**2) : -0.45000                                             
REMARK   3    B33 (A**2) : 0.23000                                              
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): 0.068         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.066         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.039         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.989         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.962                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.959                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1813 ; 0.008 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2482 ; 1.220 ; 1.945       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   232 ; 5.801 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    67 ;27.697 ;24.030       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   273 ;11.056 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     4 ;10.189 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   288 ; 0.076 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1350 ; 0.005 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   746 ; 0.192 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1232 ; 0.310 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   158 ; 0.105 ; 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):    68 ; 0.170 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    22 ; 0.112 ; 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):  1175 ; 0.824 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1875 ; 1.368 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   728 ; 1.972 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   605 ; 2.903 ; 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  : 2                                          
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   124                          
REMARK   3    ORIGIN FOR THE GROUP (A): -20.6574  13.2679  -6.1775              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0261 T22:  -0.0324                                     
REMARK   3      T33:  -0.0297 T12:   0.0020                                     
REMARK   3      T13:   0.0080 T23:  -0.0151                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.9893 L22:   1.0556                                     
REMARK   3      L33:   0.5822 L12:  -0.4163                                     
REMARK   3      L13:  -0.0035 L23:   0.1061                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0270 S12:  -0.0639 S13:   0.1019                       
REMARK   3      S21:   0.0668 S22:  -0.0387 S23:  -0.0314                       
REMARK   3      S31:   0.0228 S32:  -0.0026 S33:   0.0657                       
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    10        B   124                          
REMARK   3    ORIGIN FOR THE GROUP (A): -23.5338  12.9427 -25.3289              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0264 T22:  -0.0214                                     
REMARK   3      T33:  -0.0398 T12:  -0.0026                                     
REMARK   3      T13:   0.0060 T23:   0.0149                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.6166 L22:   1.4624                                     
REMARK   3      L33:   0.6605 L12:   0.2539                                     
REMARK   3      L13:  -0.2086 L23:  -0.4887                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0270 S12:   0.0766 S13:   0.0882                       
REMARK   3      S21:  -0.0644 S22:  -0.0294 S23:   0.0759                       
REMARK   3      S31:   0.0207 S32:   0.0238 S33:   0.0564                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 2H4E COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-MAY-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000037915.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 18-FEB-05                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.4                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID14-4                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9786                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 39607                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.450                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 63.400                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 9.500                              
REMARK 200  R MERGE                    (I) : 0.05400                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 28.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.45                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.53                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.30300                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1F86                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.85                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M SODIUM ACETATE, 2.0 M AMMONIUM      
REMARK 280  SULPHATE, 6 % GLYCEROL, PH 5.4, VAPOR DIFFUSION, HANGING DROP,      
REMARK 280  TEMPERATURE 287K                                                    
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       21.16550            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       42.97250            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       21.16550            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       42.97250            
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,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 6760 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 19300 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -74.0 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      -42.33100            
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      HOH B 525  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     PRO A   125                                                      
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     PRO B   125                                                      
REMARK 465     LYS B   126                                                      
REMARK 465     GLU B   127                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     LYS A   15   CE   NZ                                             
REMARK 480     ASP A   39   OD1                                                 
REMARK 480     GLU A   42   OE1  OE2                                            
REMARK 480     GLU A   61   CD   OE1  OE2                                       
REMARK 480     GLU A   63   CD   OE1  OE2                                       
REMARK 480     GLU A   92   CD   OE1  OE2                                       
REMARK 480     ASP A   99   OD1  OD2                                            
REMARK 480     ARG A  104   NE   CZ   NH1  NH2                                  
REMARK 480     LYS B   15   CD   CE   NZ                                        
REMARK 480     ARG B   21   CZ   NH1  NH2                                       
REMARK 480     GLU B   51   CD   OE1  OE2                                       
REMARK 480     GLU B   61   OE1  OE2                                            
REMARK 480     GLU B   63   CD   OE1  OE2                                       
REMARK 480     ARG B  103   CG   CD   NE   CZ   NH1  NH2                        
REMARK 480     ARG B  104   CG   CD   NE   CZ   NH1                             
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  42   CD    GLU A  42   OE1     0.069                       
REMARK 500    GLU A  63   CG    GLU A  63   CD     -0.128                       
REMARK 500    ARG A 104   CD    ARG A 104   NE      0.113                       
REMARK 500    GLU B  61   CD    GLU B  61   OE1     0.132                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
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   ATM2   ATM3                                     
REMARK 500    ARG B  21   CD  -  NE  -  CZ  ANGL. DEV. =  -9.9 DEGREES          
REMARK 500    ARG B  21   NE  -  CZ  -  NH1 ANGL. DEV. =   9.7 DEGREES          
REMARK 500    ARG B  21   NE  -  CZ  -  NH2 ANGL. DEV. = -11.8 DEGREES          
REMARK 500    GLU B  61   OE1 -  CD  -  OE2 ANGL. DEV. = -10.5 DEGREES          
REMARK 500    ARG B 104   NE  -  CZ  -  NH2 ANGL. DEV. =   3.7 DEGREES          
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    ASP A  39        4.02     80.78                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ASP A  39         0.09    SIDE CHAIN                              
REMARK 500    ARG B  21         0.31    SIDE CHAIN                              
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 B 501                 
DBREF  2H4E A    1   127  UNP    P02766   TTHY_HUMAN      21    147             
DBREF  2H4E B    1   127  UNP    P02766   TTHY_HUMAN      21    147             
SEQADV 2H4E CSU A   10  UNP  P02766    CYS    30 MODIFIED RESIDUE               
SEQADV 2H4E CSU B   10  UNP  P02766    CYS    30 MODIFIED RESIDUE               
SEQRES   1 A  127  GLY PRO THR GLY THR GLY GLU SER LYS CSU 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 CSU 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                      
MODRES 2H4E CSU A   10  CYS  CYSTEINE-S-SULFONIC ACID                           
MODRES 2H4E CSU B   10  CYS  CYSTEINE-S-SULFONIC ACID                           
HET    CSU  A  10      10                                                       
HET    CSU  B  10      10                                                       
HET    SO4  B 501       5                                                       
HETNAM     CSU CYSTEINE-S-SULFONIC ACID                                         
HETNAM     SO4 SULFATE ION                                                      
FORMUL   1  CSU    2(C3 H7 N O5 S2)                                             
FORMUL   3  SO4    O4 S 2-                                                      
FORMUL   4  HOH   *221(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  ILE A 107   N  MET A  13           
SHEET    4   A 8 SER A 115  THR A 123 -1  O  THR A 119   N  ALA A 108           
SHEET    5   A 8 SER B 115  THR B 123 -1  O  TYR B 116   N  THR A 118           
SHEET    6   A 8 ARG B 104  SER B 112 -1  N  ALA B 108   O  THR B 119           
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  ILE A 107   N  MET A  13           
SHEET    4   B 8 SER A 115  THR A 123 -1  O  THR A 119   N  ALA A 108           
SHEET    5   B 8 SER B 115  THR B 123 -1  O  TYR B 116   N  THR A 118           
SHEET    6   B 8 ARG B 104  SER B 112 -1  N  ALA B 108   O  THR B 119           
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  TYR B  69   O  PHE B  95           
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           
LINK         C   CSU A  10                 N   PRO A  11     1555   1555  1.35  
LINK         C   CSU B  10                 N   PRO B  11     1555   1555  1.34  
SITE     1 AC1  5 LYS A  35  TRP A  41  GLU B  72  HIS B  90                    
SITE     2 AC1  5 HOH B 575                                                     
CRYST1   42.331   85.945   63.404  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      0.023623  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011635  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015772        0.00000                         
HETATM    1  N   CSU A  10     -28.562   9.621   6.945  1.00 28.12           N  
HETATM    2  CA  CSU A  10     -27.624  10.457   6.129  1.00 26.86           C  
HETATM    3  CB  CSU A  10     -26.377   9.666   5.759  1.00 27.67           C  
HETATM    4  SG  CSU A  10     -25.267  10.646   4.743  1.00 31.11           S  
HETATM    5  S   CSU A  10     -24.153  11.571   6.238  0.54 32.16           S  
HETATM    6  C   CSU A  10     -28.264  10.978   4.843  1.00 24.64           C  
HETATM    7  O   CSU A  10     -28.493  10.198   3.916  1.00 25.44           O  
HETATM    8  OD1 CSU A  10     -23.825  12.926   5.878  0.54 31.96           O  
HETATM    9  OD2 CSU A  10     -22.955  10.803   6.429  0.54 32.69           O  
HETATM   10  OD3 CSU A  10     -24.878  11.604   7.481  0.54 32.61           O