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Database: PDB
Entry: 5MEZ
LinkDB: 5MEZ
Original site: 5MEZ 
HEADER    TRANSCRIPTION                           16-NOV-16   5MEZ              
TITLE     CRYSTAL STRUCTURE OF SMAD4-MH1 BOUND TO THE GGCT SITE.                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MH1 DOMAIN OF HUMAN SMAD4;                                 
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: MOTHERS AGAINST DPP HOMOLOG 4,DELETION TARGET IN PANCREATIC 
COMPND   5 CARCINOMA 4,SMAD FAMILY MEMBER 4,HSMAD4;                             
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: DNA (5'-D(P*GP*CP*AP*GP*GP*CP*TP*AP*GP*CP*CP*TP*GP*CP*A)-  
COMPND   9 3');                                                                 
COMPND  10 CHAIN: D, E;                                                         
COMPND  11 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: SMAD4, DPC4, MADH4;                                            
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 MOL_ID: 2;                                                           
SOURCE   9 SYNTHETIC: YES;                                                      
SOURCE  10 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  11 ORGANISM_TAXID: 9606                                                 
KEYWDS    SMADS, TRANSCRIPTION FACTOR, DNA COMPLEX, TRANSCRIPTION               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    Z.KACZMARSKA,R.FREIER,J.A.MARQUEZ,M.J.MACIAS                          
REVDAT   3   17-JAN-24 5MEZ    1       REMARK                                   
REVDAT   2   27-DEC-17 5MEZ    1       JRNL                                     
REVDAT   1   15-NOV-17 5MEZ    0                                                
JRNL        AUTH   P.MARTIN-MALPARTIDA,M.BATET,Z.KACZMARSKA,R.FREIER,T.GOMES,   
JRNL        AUTH 2 E.ARAGON,Y.ZOU,Q.WANG,Q.XI,L.RUIZ,A.VEA,J.A.MARQUEZ,         
JRNL        AUTH 3 J.MASSAGUE,M.J.MACIAS                                        
JRNL        TITL   STRUCTURAL BASIS FOR GENOME WIDE RECOGNITION OF 5-BP GC      
JRNL        TITL 2 MOTIFS BY SMAD TRANSCRIPTION FACTORS.                        
JRNL        REF    NAT COMMUN                    V.   8  2070 2017              
JRNL        REFN                   ESSN 2041-1723                               
JRNL        PMID   29234012                                                     
JRNL        DOI    10.1038/S41467-017-02054-6                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.98 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : BUSTER 2.10.2                                        
REMARK   3   AUTHORS     : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER,              
REMARK   3               : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN,              
REMARK   3               : WOMACK,MATTHEWS,TEN EYCK,TRONRUD                     
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.98                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 29.05                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 12239                          
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)  : 0.218                          
REMARK   3   R VALUE            (WORKING SET)  : 0.217                          
REMARK   3   FREE R VALUE                      : 0.252                          
REMARK   3   FREE R VALUE TEST SET SIZE   (%)  : 4.740                          
REMARK   3   FREE R VALUE TEST SET COUNT       : 580                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE   : 0.000                          
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED               : 6                        
REMARK   3   BIN RESOLUTION RANGE HIGH   (ANGSTROMS) : 2.98                     
REMARK   3   BIN RESOLUTION RANGE LOW    (ANGSTROMS) : 3.26                     
REMARK   3   BIN COMPLETENESS (WORKING+TEST)     (%) : 99.69                    
REMARK   3   REFLECTIONS IN BIN (WORKING + TEST SET) : 2920                     
REMARK   3   BIN R VALUE        (WORKING + TEST SET) : 0.2640                   
REMARK   3   REFLECTIONS IN BIN        (WORKING SET) : 2776                     
REMARK   3   BIN R VALUE               (WORKING SET) : 0.2620                   
REMARK   3   BIN FREE R VALUE                        : 0.3040                   
REMARK   3   BIN FREE R VALUE TEST SET SIZE      (%) : 4.93                     
REMARK   3   BIN FREE R VALUE TEST SET COUNT         : 144                      
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE     : 0.000                    
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1904                                    
REMARK   3   NUCLEIC ACID ATOMS       : 616                                     
REMARK   3   HETEROGEN ATOMS          : 3                                       
REMARK   3   SOLVENT ATOMS            : 7                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 90.22                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 80.41                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -12.75280                                            
REMARK   3    B22 (A**2) : -6.70680                                             
REMARK   3    B33 (A**2) : 19.45960                                             
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 COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT                    (A) : 0.430               
REMARK   3   DPI (BLOW EQ-10) BASED ON R VALUE        (A) : 0.775               
REMARK   3   DPI (BLOW EQ-9) BASED ON FREE R VALUE    (A) : 0.343               
REMARK   3   DPI (CRUICKSHANK) BASED ON R VALUE       (A) : 0.705               
REMARK   3   DPI (CRUICKSHANK) BASED ON FREE R VALUE  (A) : 0.341               
REMARK   3                                                                      
REMARK   3   REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797                
REMARK   3               CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601     
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.904                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.888                         
REMARK   3                                                                      
REMARK   3   NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15                    
REMARK   3   TERM                          COUNT    WEIGHT   FUNCTION.          
REMARK   3    BOND LENGTHS              : 2639   ; 2.000  ; HARMONIC            
REMARK   3    BOND ANGLES               : 3707   ; 2.000  ; HARMONIC            
REMARK   3    TORSION ANGLES            : 802    ; 2.000  ; SINUSOIDAL          
REMARK   3    TRIGONAL CARBON PLANES    : 35     ; 2.000  ; HARMONIC            
REMARK   3    GENERAL PLANES            : 325    ; 5.000  ; HARMONIC            
REMARK   3    ISOTROPIC THERMAL FACTORS : 2639   ; 20.000 ; HARMONIC            
REMARK   3    BAD NON-BONDED CONTACTS   : 3      ; 5.000  ; SEMIHARMONIC        
REMARK   3    IMPROPER TORSIONS         : NULL   ; NULL   ; NULL                
REMARK   3    PSEUDOROTATION ANGLES     : NULL   ; NULL   ; NULL                
REMARK   3    CHIRAL IMPROPER TORSION   : 347    ; 5.000  ; SEMIHARMONIC        
REMARK   3    SUM OF OCCUPANCIES        : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY DISTANCES         : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY ANGLES            : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY TORSION           : NULL   ; NULL   ; NULL                
REMARK   3    IDEAL-DIST CONTACT TERM   : 2722   ; 4.000  ; SEMIHARMONIC        
REMARK   3                                                                      
REMARK   3   RMS DEVIATIONS FROM IDEAL VALUES.                                  
REMARK   3    BOND LENGTHS                       (A) : 0.010                    
REMARK   3    BOND ANGLES                  (DEGREES) : 1.05                     
REMARK   3    PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 2.49                     
REMARK   3    OTHER TORSION ANGLES         (DEGREES) : 20.28                    
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 4                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: { A|* }                                                
REMARK   3    ORIGIN FOR THE GROUP (A):   13.1631   10.7932   17.7533           
REMARK   3    T TENSOR                                                          
REMARK   3     T11:    0.0000 T22:    0.0000                                    
REMARK   3     T33:    0.0000 T12:    0.0000                                    
REMARK   3     T13:    0.0000 T23:    0.0000                                    
REMARK   3    L TENSOR                                                          
REMARK   3     L11:    0.0000 L22:    0.0000                                    
REMARK   3     L33:    0.0000 L12:    0.0000                                    
REMARK   3     L13:    0.0000 L23:    0.0000                                    
REMARK   3    S TENSOR                                                          
REMARK   3     S11:    0.0000 S12:    0.0000 S13:    0.0000                     
REMARK   3     S21:    0.0000 S22:    0.0000 S23:    0.0000                     
REMARK   3     S31:    0.0000 S32:    0.0000 S33:    0.0000                     
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: { B|* }                                                
REMARK   3    ORIGIN FOR THE GROUP (A):   16.3081   -1.8040   44.4585           
REMARK   3    T TENSOR                                                          
REMARK   3     T11:    0.0000 T22:    0.0000                                    
REMARK   3     T33:    0.0000 T12:    0.0000                                    
REMARK   3     T13:    0.0000 T23:    0.0000                                    
REMARK   3    L TENSOR                                                          
REMARK   3     L11:    0.0000 L22:    0.0000                                    
REMARK   3     L33:    0.0000 L12:    0.0000                                    
REMARK   3     L13:    0.0000 L23:    0.0000                                    
REMARK   3    S TENSOR                                                          
REMARK   3     S11:    0.0000 S12:    0.0000 S13:    0.0000                     
REMARK   3     S21:    0.0000 S22:    0.0000 S23:    0.0000                     
REMARK   3     S31:    0.0000 S32:    0.0000 S33:    0.0000                     
REMARK   3                                                                      
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: { D|* }                                                
REMARK   3    ORIGIN FOR THE GROUP (A):   30.8970   26.1914   16.0827           
REMARK   3    T TENSOR                                                          
REMARK   3     T11:    0.0000 T22:    0.0000                                    
REMARK   3     T33:    0.0000 T12:    0.0000                                    
REMARK   3     T13:    0.0000 T23:    0.0000                                    
REMARK   3    L TENSOR                                                          
REMARK   3     L11:    0.0000 L22:    0.0000                                    
REMARK   3     L33:    0.0000 L12:    0.0000                                    
REMARK   3     L13:    0.0000 L23:    0.0000                                    
REMARK   3    S TENSOR                                                          
REMARK   3     S11:    0.0000 S12:    0.0000 S13:    0.0000                     
REMARK   3     S21:    0.0000 S22:    0.0000 S23:    0.0000                     
REMARK   3     S31:    0.0000 S32:    0.0000 S33:    0.0000                     
REMARK   3                                                                      
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    SELECTION: { E|* }                                                
REMARK   3    ORIGIN FOR THE GROUP (A):   30.9439   22.7055   16.1406           
REMARK   3    T TENSOR                                                          
REMARK   3     T11:    0.0000 T22:    0.0000                                    
REMARK   3     T33:    0.0000 T12:    0.0000                                    
REMARK   3     T13:    0.0000 T23:    0.0000                                    
REMARK   3    L TENSOR                                                          
REMARK   3     L11:    0.0000 L22:    0.0000                                    
REMARK   3     L33:    0.0000 L12:    0.0000                                    
REMARK   3     L13:    0.0000 L23:    0.0000                                    
REMARK   3    S TENSOR                                                          
REMARK   3     S11:    0.0000 S12:    0.0000 S13:    0.0000                     
REMARK   3     S21:    0.0000 S22:    0.0000 S23:    0.0000                     
REMARK   3     S31:    0.0000 S32:    0.0000 S33:    0.0000                     
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 5MEZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 17-NOV-16.                  
REMARK 100 THE DEPOSITION ID IS D_1200002373.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 31-AUG-16                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : MASSIF-3                           
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9677                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS EIGER X 4M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 12239                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.980                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY                : 3.830                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.8600                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.98                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.99                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.06                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.680                              
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: 3QSV                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 66.12                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.63                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 24% PEG 3350, 0.2 M CALCIUM CHLORIDE,    
REMARK 280  VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       32.39500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       57.08000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       39.53000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       57.08000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       32.39500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       39.53000            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3560 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 17540 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -34.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, D, E                            
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     GLY A     6                                                      
REMARK 465     ALA A     7                                                      
REMARK 465     MET A     8                                                      
REMARK 465     GLY A     9                                                      
REMARK 465     PRO A    10                                                      
REMARK 465     THR A    11                                                      
REMARK 465     SER A    12                                                      
REMARK 465     ASN A    13                                                      
REMARK 465     ASP A    14                                                      
REMARK 465     GLY A   140                                                      
REMARK 465     GLY B     6                                                      
REMARK 465     ALA B     7                                                      
REMARK 465     MET B     8                                                      
REMARK 465     GLY B     9                                                      
REMARK 465     PRO B    10                                                      
REMARK 465     THR B    11                                                      
REMARK 465     SER B    12                                                      
REMARK 465     ASN B    13                                                      
REMARK 465     ASP B    14                                                      
REMARK 465     VAL B   137                                                      
REMARK 465     SER B   138                                                      
REMARK 465     PRO B   139                                                      
REMARK 465     GLY B   140                                                      
REMARK 465      DT D     1                                                      
REMARK 465      DT E     1                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     LEU A  17    CG   CD1  CD2                                       
REMARK 470     SER A  18    OG                                                  
REMARK 470     LYS A  48    CG   CD   CE   NZ                                   
REMARK 470     LYS A  51    CG   CD   CE   NZ                                   
REMARK 470     SER A  56    OG                                                  
REMARK 470     ILE A  58    CG1  CG2  CD1                                       
REMARK 470     ILE A  61    CG1  CG2  CD1                                       
REMARK 470     LYS A 106    CG   CD   CE   NZ                                   
REMARK 470     LYS A 110    CG   CD   CE   NZ                                   
REMARK 470     LYS A 113    CG   CD   CE   NZ                                   
REMARK 470     ASP A 120    CG   OD1  OD2                                       
REMARK 470     LYS A 122    CG   CD   CE   NZ                                   
REMARK 470     VAL A 126    CG1  CG2                                            
REMARK 470     GLU A 134    CG   CD   OE1  OE2                                  
REMARK 470     SER A 138    OG                                                  
REMARK 470     LEU B  17    CG   CD1  CD2                                       
REMARK 470     SER B  18    OG                                                  
REMARK 470     GLU B  31    CG   CD   OE1  OE2                                  
REMARK 470     LYS B  45    CG   CD   CE   NZ                                   
REMARK 470     LYS B  48    CG   CD   CE   NZ                                   
REMARK 470     LYS B  51    CG   CD   CE   NZ                                   
REMARK 470     GLN B  75    CG   CD   OE1  NE2                                  
REMARK 470     LYS B 106    CG   CD   CE   NZ                                   
REMARK 470     LYS B 113    CG   CD   CE   NZ                                   
REMARK 470     LYS B 122    CG   CD   CE   NZ                                   
REMARK 470     ASP B 124    CG   OD1  OD2                                       
REMARK 470     VAL B 126    CG1  CG2                                            
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     DC D   3   O4' -  C1' -  N1  ANGL. DEV. =   2.2 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    ARG A 100      -54.37   -129.46                                   
REMARK 500    ARG B 100      -51.34   -126.41                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 201  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  71   SG                                                     
REMARK 620 2 CYS A 115   SG  108.8                                              
REMARK 620 3 CYS A 127   SG  113.5 112.7                                        
REMARK 620 4 HIS A 132   ND1 104.3 106.4 110.6                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B 201  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS B  71   SG                                                     
REMARK 620 2 CYS B 115   SG  108.9                                              
REMARK 620 3 CYS B 127   SG  104.9 114.0                                        
REMARK 620 4 HIS B 132   ND1 106.3 110.3 111.9                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 201                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 202                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue ZN B 201                  
DBREF  5MEZ A   10   140  UNP    Q13485   SMAD4_HUMAN     10    140             
DBREF  5MEZ B   10   140  UNP    Q13485   SMAD4_HUMAN     10    140             
DBREF  5MEZ D    1    16  PDB    5MEZ     5MEZ             1     16             
DBREF  5MEZ E    1    16  PDB    5MEZ     5MEZ             1     16             
SEQADV 5MEZ GLY A    6  UNP  Q13485              EXPRESSION TAG                 
SEQADV 5MEZ ALA A    7  UNP  Q13485              EXPRESSION TAG                 
SEQADV 5MEZ MET A    8  UNP  Q13485              EXPRESSION TAG                 
SEQADV 5MEZ GLY A    9  UNP  Q13485              EXPRESSION TAG                 
SEQADV 5MEZ GLY B    6  UNP  Q13485              EXPRESSION TAG                 
SEQADV 5MEZ ALA B    7  UNP  Q13485              EXPRESSION TAG                 
SEQADV 5MEZ MET B    8  UNP  Q13485              EXPRESSION TAG                 
SEQADV 5MEZ GLY B    9  UNP  Q13485              EXPRESSION TAG                 
SEQRES   1 A  135  GLY ALA MET GLY PRO THR SER ASN ASP ALA CYS LEU SER          
SEQRES   2 A  135  ILE VAL HIS SER LEU MET CYS HIS ARG GLN GLY GLY GLU          
SEQRES   3 A  135  SER GLU THR PHE ALA LYS ARG ALA ILE GLU SER LEU VAL          
SEQRES   4 A  135  LYS LYS LEU LYS GLU LYS LYS ASP GLU LEU ASP SER LEU          
SEQRES   5 A  135  ILE THR ALA ILE THR THR ASN GLY ALA HIS PRO SER LYS          
SEQRES   6 A  135  CYS VAL THR ILE GLN ARG THR LEU ASP GLY ARG LEU GLN          
SEQRES   7 A  135  VAL ALA GLY ARG LYS GLY PHE PRO HIS VAL ILE TYR ALA          
SEQRES   8 A  135  ARG LEU TRP ARG TRP PRO ASP LEU HIS LYS ASN GLU LEU          
SEQRES   9 A  135  LYS HIS VAL LYS TYR CYS GLN TYR ALA PHE ASP LEU LYS          
SEQRES  10 A  135  CYS ASP SER VAL CYS VAL ASN PRO TYR HIS TYR GLU ARG          
SEQRES  11 A  135  VAL VAL SER PRO GLY                                          
SEQRES   1 B  135  GLY ALA MET GLY PRO THR SER ASN ASP ALA CYS LEU SER          
SEQRES   2 B  135  ILE VAL HIS SER LEU MET CYS HIS ARG GLN GLY GLY GLU          
SEQRES   3 B  135  SER GLU THR PHE ALA LYS ARG ALA ILE GLU SER LEU VAL          
SEQRES   4 B  135  LYS LYS LEU LYS GLU LYS LYS ASP GLU LEU ASP SER LEU          
SEQRES   5 B  135  ILE THR ALA ILE THR THR ASN GLY ALA HIS PRO SER LYS          
SEQRES   6 B  135  CYS VAL THR ILE GLN ARG THR LEU ASP GLY ARG LEU GLN          
SEQRES   7 B  135  VAL ALA GLY ARG LYS GLY PHE PRO HIS VAL ILE TYR ALA          
SEQRES   8 B  135  ARG LEU TRP ARG TRP PRO ASP LEU HIS LYS ASN GLU LEU          
SEQRES   9 B  135  LYS HIS VAL LYS TYR CYS GLN TYR ALA PHE ASP LEU LYS          
SEQRES  10 B  135  CYS ASP SER VAL CYS VAL ASN PRO TYR HIS TYR GLU ARG          
SEQRES  11 B  135  VAL VAL SER PRO GLY                                          
SEQRES   1 D   16   DT  DG  DC  DA  DG  DG  DC  DT  DA  DG  DC  DC  DT          
SEQRES   2 D   16   DG  DC  DA                                                  
SEQRES   1 E   16   DT  DG  DC  DA  DG  DG  DC  DT  DA  DG  DC  DC  DT          
SEQRES   2 E   16   DG  DC  DA                                                  
HET     ZN  A 201       1                                                       
HET     CL  A 202       1                                                       
HET     ZN  B 201       1                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM      CL CHLORIDE ION                                                     
FORMUL   5   ZN    2(ZN 2+)                                                     
FORMUL   6   CL    CL 1-                                                        
FORMUL   8  HOH   *7(H2 O)                                                      
HELIX    1 AA1 LEU A   17  CYS A   25  1                                   9    
HELIX    2 AA2 SER A   32  LEU A   47  1                                  16    
HELIX    3 AA3 LYS A   50  THR A   63  1                                  14    
HELIX    4 AA4 PHE A   90  ARG A  100  1                                  11    
HELIX    5 AA5 ALA A  118  LYS A  122  5                                   5    
HELIX    6 AA6 ASN A  129  TYR A  131  5                                   3    
HELIX    7 AA7 CYS B   16  CYS B   25  1                                  10    
HELIX    8 AA8 SER B   32  LYS B   48  1                                  17    
HELIX    9 AA9 LYS B   50  THR B   63  1                                  14    
HELIX   10 AB1 PHE B   90  ARG B  100  1                                  11    
HELIX   11 AB2 ALA B  118  LYS B  122  5                                   5    
HELIX   12 AB3 ASN B  129  TYR B  131  5                                   3    
SHEET    1 AA1 2 THR A  73  GLN A  75  0                                        
SHEET    2 AA1 2 SER A 125  CYS A 127 -1  O  VAL A 126   N  ILE A  74           
SHEET    1 AA2 2 LEU A  82  VAL A  84  0                                        
SHEET    2 AA2 2 ARG A  87  GLY A  89 -1  O  GLY A  89   N  LEU A  82           
SHEET    1 AA3 2 LEU A 109  HIS A 111  0                                        
SHEET    2 AA3 2 TYR A 133  ARG A 135 -1  O  GLU A 134   N  LYS A 110           
SHEET    1 AA4 2 THR B  73  GLN B  75  0                                        
SHEET    2 AA4 2 SER B 125  CYS B 127 -1  O  VAL B 126   N  ILE B  74           
SHEET    1 AA5 2 LEU B  82  VAL B  84  0                                        
SHEET    2 AA5 2 ARG B  87  GLY B  89 -1  O  GLY B  89   N  LEU B  82           
SHEET    1 AA6 2 LEU B 109  HIS B 111  0                                        
SHEET    2 AA6 2 TYR B 133  ARG B 135 -1  O  GLU B 134   N  LYS B 110           
LINK         SG  CYS A  71                ZN    ZN A 201     1555   1555  2.38  
LINK         SG  CYS A 115                ZN    ZN A 201     1555   1555  2.15  
LINK         SG  CYS A 127                ZN    ZN A 201     1555   1555  2.35  
LINK         ND1 HIS A 132                ZN    ZN A 201     1555   1555  2.04  
LINK         SG  CYS B  71                ZN    ZN B 201     1555   1555  2.36  
LINK         SG  CYS B 115                ZN    ZN B 201     1555   1555  2.16  
LINK         SG  CYS B 127                ZN    ZN B 201     1555   1555  2.17  
LINK         ND1 HIS B 132                ZN    ZN B 201     1555   1555  1.93  
SITE     1 AC1  4 CYS A  71  CYS A 115  CYS A 127  HIS A 132                    
SITE     1 AC2  5 ARG A  27  GLY A  29  GLY A  30  GLU A  31                    
SITE     2 AC2  5 LEU A  98                                                     
SITE     1 AC3  4 CYS B  71  CYS B 115  CYS B 127  HIS B 132                    
CRYST1   64.790   79.060  114.160  90.00  90.00  90.00 P 21 21 21    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      0.015434  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012649  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008760        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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