HEADER    TRANSLATION                             12-JAN-00   1DT9              
TITLE     THE CRYSTAL STRUCTURE OF HUMAN EUKARYOTIC RELEASE FACTOR ERF1-        
TITLE    2 MECHANISM OF STOP CODON RECOGNITION AND PEPTIDYL-TRNA HYDROLYSIS     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN (EUKARYOTIC PEPTIDE CHAIN RELEASE FACTOR SUBUNIT   
COMPND   3 1);                                                                  
COMPND   4 CHAIN: A;                                                            
COMPND   5 SYNONYM: ERF1                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606                                                 
KEYWDS    ERF1, TRNA MIMICRY, PROTEIN SYTHESIS, STOP CODON RECOGNITION,         
KEYWDS   2 PEPTIDYL-TRNA HYDROLYSIS, TRANSLATION                                
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.FROLOVA                                                             
REVDAT   5   07-FEB-24 1DT9    1       REMARK                                   
REVDAT   4   24-FEB-09 1DT9    1       VERSN                                    
REVDAT   3   01-APR-03 1DT9    1       JRNL                                     
REVDAT   2   16-FEB-00 1DT9    1       JRNL                                     
REVDAT   1   02-FEB-00 1DT9    0                                                
JRNL        AUTH   H.SONG,P.MUGNIER,A.K.DAS,H.M.WEBB,D.R.EVANS,M.F.TUITE,       
JRNL        AUTH 2 B.A.HEMMINGS,D.BARFORD                                       
JRNL        TITL   THE CRYSTAL STRUCTURE OF HUMAN EUKARYOTIC RELEASE FACTOR     
JRNL        TITL 2 ERF1--MECHANISM OF STOP CODON RECOGNITION AND PEPTIDYL-TRNA  
JRNL        TITL 3 HYDROLYSIS.                                                  
JRNL        REF    CELL(CAMBRIDGE,MASS.)         V. 100   311 2000              
JRNL        REFN                   ISSN 0092-8674                               
JRNL        PMID   10676813                                                     
JRNL        DOI    10.1016/S0092-8674(00)80667-4                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   L.Y.FROLOVA,R.Y.TSIVKOVSKII,G.F.SIVOLOBOVA,N.Y.OPARINA,      
REMARK   1  AUTH 2 O.I.SERPINSKY,V.M.BLINOV,S.I.TATKOV,L.L.KISSELEV             
REMARK   1  TITL   MUTATIONS IN THE HIGHLY CONSERVED GGQ MOTIF OF CLASS 1       
REMARK   1  TITL 2 POLYPEPTIDE RELEASE FACTORS ABOLISH ABILITY OF HUMAN ERF1 TO 
REMARK   1  TITL 3 TRIGGER PEPTIDYL-TRNA HYDROLYSIS.                            
REMARK   1  REF    RNA                           V.   5  1014 1999              
REMARK   1  REFN                   ISSN 1355-8382                               
REMARK   1  DOI    10.1017/S135583829999043X                                    
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   L.FROLOVA,X.LE GOFF,H.H.RASMUSSEN,S.CHEPEREGIN,G.DRUGEON,    
REMARK   1  AUTH 2 M.KRESS,I.ARMAN,A.L.HAENNI,J.E.CELIS,M.PHILIPPE,J.JUSTESEN,  
REMARK   1  AUTH 3 L.KISSELEV                                                   
REMARK   1  TITL   A HIGHLY CONSERVED EUKARYOTIC PROTEIN FAMILY POSSESING       
REMARK   1  TITL 2 PROPERTIES OF POLYPEPTIDE CHAIN RELEASE FACTOR               
REMARK   1  REF    NATURE                        V. 372   701 1994              
REMARK   1  REFN                   ISSN 0028-0836                               
REMARK   1  DOI    10.1038/372701A0                                             
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 0.9                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 97.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 14553                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.246                           
REMARK   3   FREE R VALUE                     : 0.314                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 997                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3131                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 110                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.014                           
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1DT9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-JAN-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000010349.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : BW7A                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 82505                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 25.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.2                               
REMARK 200  DATA REDUNDANCY                : 4.900                              
REMARK 200  R MERGE                    (I) : 0.05000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.3000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 25.00                    
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.40600                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: SHARP                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 58.17                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.94                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: HEPES, PEG4000, GLYCEROL, NACL, PH       
REMARK 280  7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
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       97.22000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       38.54000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       38.54000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      145.83000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       38.54000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       38.54000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       48.61000            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       38.54000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       38.54000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      145.83000            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       38.54000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       38.54000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       48.61000            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       97.22000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     ASP A     3                                                      
REMARK 465     ASP A     4                                                      
REMARK 465     HIS A   334                                                      
REMARK 465     CYS A   335                                                      
REMARK 465     GLN A   336                                                      
REMARK 465     GLY A   337                                                      
REMARK 465     THR A   338                                                      
REMARK 465     GLU A   339                                                      
REMARK 465     GLU A   340                                                      
REMARK 465     GLU A   341                                                      
REMARK 465     LYS A   342                                                      
REMARK 465     ASP A   359                                                      
REMARK 465     LYS A   360                                                      
REMARK 465     GLU A   361                                                      
REMARK 465     THR A   362                                                      
REMARK 465     GLY A   363                                                      
REMARK 465     GLN A   364                                                      
REMARK 465     GLU A   365                                                      
REMARK 465     HIS A   366                                                      
REMARK 465     GLU A   367                                                      
REMARK 465     LEU A   368                                                      
REMARK 465     ILE A   369                                                      
REMARK 465     GLU A   423                                                      
REMARK 465     TYR A   424                                                      
REMARK 465     GLN A   425                                                      
REMARK 465     GLY A   426                                                      
REMARK 465     GLY A   427                                                      
REMARK 465     ASP A   428                                                      
REMARK 465     ASP A   429                                                      
REMARK 465     GLU A   430                                                      
REMARK 465     PHE A   431                                                      
REMARK 465     PHE A   432                                                      
REMARK 465     ASP A   433                                                      
REMARK 465     LEU A   434                                                      
REMARK 465     ASP A   435                                                      
REMARK 465     ASP A   436                                                      
REMARK 465     TYR A   437                                                      
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   O    ALA A   206     O    HOH A   514              2.13            
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    PRO A 116   C   -  N   -  CA  ANGL. DEV. =  10.2 DEGREES          
REMARK 500    LYS A 118   N   -  CA  -  C   ANGL. DEV. =  21.3 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    SER A   6       99.53    140.00                                   
REMARK 500    ALA A   7      178.89    -59.44                                   
REMARK 500    ALA A   8      -41.97     64.51                                   
REMARK 500    ARG A  28       96.19   -178.82                                   
REMARK 500    THR A  32       70.84    -16.77                                   
REMARK 500    SER A  33       14.16   -147.65                                   
REMARK 500    LYS A  42      -31.48     84.06                                   
REMARK 500    ILE A  62      -50.77    -28.94                                   
REMARK 500    LYS A  63       71.03     52.65                                   
REMARK 500    SER A  64       48.17   -163.96                                   
REMARK 500    ARG A  65      -70.37     15.87                                   
REMARK 500    LYS A  87      150.65    172.88                                   
REMARK 500    ASN A  91      -29.41     74.81                                   
REMARK 500    THR A 102     -164.15   -105.96                                   
REMARK 500    PHE A 114      157.01    174.22                                   
REMARK 500    PRO A 116     -135.81    -89.66                                   
REMARK 500    LYS A 118       64.41    101.54                                   
REMARK 500    ASN A 121       22.24     28.45                                   
REMARK 500    SER A 123       95.50     19.10                                   
REMARK 500    LEU A 169      -90.01    -89.24                                   
REMARK 500    PHE A 172     -159.60    -99.48                                   
REMARK 500    LEU A 176      169.05    -49.47                                   
REMARK 500    PRO A 177       84.49    -65.00                                   
REMARK 500    LYS A 179      154.53    -39.06                                   
REMARK 500    GLN A 185      157.97    140.73                                   
REMARK 500    ARG A 192      -72.68    -49.99                                   
REMARK 500    MET A 195       45.17    -74.11                                   
REMARK 500    GLU A 196      -49.58   -135.30                                   
REMARK 500    TYR A 201      -49.20   -133.89                                   
REMARK 500    ARG A 203      -76.96   -102.47                                   
REMARK 500    LYS A 204      -35.58    -35.51                                   
REMARK 500    ALA A 206       -5.89    -53.36                                   
REMARK 500    LEU A 212      -89.09   -137.85                                   
REMARK 500    ASP A 217       45.45      8.78                                   
REMARK 500    LYS A 218      141.82   -179.13                                   
REMARK 500    LEU A 224      100.96     65.59                                   
REMARK 500    LEU A 236      -33.41   -138.02                                   
REMARK 500    SER A 237      -78.32    -78.45                                   
REMARK 500    PHE A 242      -71.66   -125.76                                   
REMARK 500    ASP A 243     -133.21     -9.11                                   
REMARK 500    GLN A 244       85.71     55.46                                   
REMARK 500    ARG A 245      -43.60     72.76                                   
REMARK 500    LYS A 249       56.94   -115.83                                   
REMARK 500    TYR A 258      109.77     64.74                                   
REMARK 500    GLU A 261      -42.11     71.79                                   
REMARK 500    GLU A 273      -84.44    110.70                                   
REMARK 500    LEU A 275      -27.57    138.98                                   
REMARK 500    MET A 314     -134.46    -74.08                                   
REMARK 500    LEU A 326       79.11    160.94                                   
REMARK 500    ASP A 327       57.22    -52.08                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      70 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1DT9 A    1   437  UNP    P62495   ERF1_HUMAN       1    437             
SEQRES   1 A  437  MET ALA ASP ASP PRO SER ALA ALA ASP ARG ASN VAL GLU          
SEQRES   2 A  437  ILE TRP LYS ILE LYS LYS LEU ILE LYS SER LEU GLU ALA          
SEQRES   3 A  437  ALA ARG GLY ASN GLY THR SER MET ILE SER LEU ILE ILE          
SEQRES   4 A  437  PRO PRO LYS ASP GLN ILE SER ARG VAL ALA LYS MET LEU          
SEQRES   5 A  437  ALA ASP GLU PHE GLY THR ALA SER ASN ILE LYS SER ARG          
SEQRES   6 A  437  VAL ASN ARG LEU SER VAL LEU GLY ALA ILE THR SER VAL          
SEQRES   7 A  437  GLN GLN ARG LEU LYS LEU TYR ASN LYS VAL PRO PRO ASN          
SEQRES   8 A  437  GLY LEU VAL VAL TYR CYS GLY THR ILE VAL THR GLU GLU          
SEQRES   9 A  437  GLY LYS GLU LYS LYS VAL ASN ILE ASP PHE GLU PRO PHE          
SEQRES  10 A  437  LYS PRO ILE ASN THR SER LEU TYR LEU CYS ASP ASN LYS          
SEQRES  11 A  437  PHE HIS THR GLU ALA LEU THR ALA LEU LEU SER ASP ASP          
SEQRES  12 A  437  SER LYS PHE GLY PHE ILE VAL ILE ASP GLY SER GLY ALA          
SEQRES  13 A  437  LEU PHE GLY THR LEU GLN GLY ASN THR ARG GLU VAL LEU          
SEQRES  14 A  437  HIS LYS PHE THR VAL ASP LEU PRO LYS LYS HIS GLY ARG          
SEQRES  15 A  437  GLY GLY GLN SER ALA LEU ARG PHE ALA ARG LEU ARG MET          
SEQRES  16 A  437  GLU LYS ARG HIS ASN TYR VAL ARG LYS VAL ALA GLU THR          
SEQRES  17 A  437  ALA VAL GLN LEU PHE ILE SER GLY ASP LYS VAL ASN VAL          
SEQRES  18 A  437  ALA GLY LEU VAL LEU ALA GLY SER ALA ASP PHE LYS THR          
SEQRES  19 A  437  GLU LEU SER GLN SER ASP MET PHE ASP GLN ARG LEU GLN          
SEQRES  20 A  437  SER LYS VAL LEU LYS LEU VAL ASP ILE SER TYR GLY GLY          
SEQRES  21 A  437  GLU ASN GLY PHE ASN GLN ALA ILE GLU LEU SER THR GLU          
SEQRES  22 A  437  VAL LEU SER ASN VAL LYS PHE ILE GLN GLU LYS LYS LEU          
SEQRES  23 A  437  ILE GLY ARG TYR PHE ASP GLU ILE SER GLN ASP THR GLY          
SEQRES  24 A  437  LYS TYR CYS PHE GLY VAL GLU ASP THR LEU LYS ALA LEU          
SEQRES  25 A  437  GLU MET GLY ALA VAL GLU ILE LEU ILE VAL TYR GLU ASN          
SEQRES  26 A  437  LEU ASP ILE MET ARG TYR VAL LEU HIS CYS GLN GLY THR          
SEQRES  27 A  437  GLU GLU GLU LYS ILE LEU TYR LEU THR PRO GLU GLN GLU          
SEQRES  28 A  437  LYS ASP LYS SER HIS PHE THR ASP LYS GLU THR GLY GLN          
SEQRES  29 A  437  GLU HIS GLU LEU ILE GLU SER MET PRO LEU LEU GLU TRP          
SEQRES  30 A  437  PHE ALA ASN ASN TYR LYS LYS PHE GLY ALA THR LEU GLU          
SEQRES  31 A  437  ILE VAL THR ASP LYS SER GLN GLU GLY SER GLN PHE VAL          
SEQRES  32 A  437  LYS GLY PHE GLY GLY ILE GLY GLY ILE LEU ARG TYR ARG          
SEQRES  33 A  437  VAL ASP PHE GLN GLY MET GLU TYR GLN GLY GLY ASP ASP          
SEQRES  34 A  437  GLU PHE PHE ASP LEU ASP ASP TYR                              
FORMUL   2  HOH   *110(H2 O)                                                    
HELIX    1   1 ASP A    9  ALA A   26  1                                  18    
HELIX    2   2 GLN A   44  SER A   60  1                                  17    
HELIX    3   3 ARG A   65  LYS A   83  1                                  19    
HELIX    4   4 GLU A  103  GLY A  105  5                                   3    
HELIX    5   5 THR A  133  LEU A  140  1                                   8    
HELIX    6   6 ALA A  187  ARG A  198  1                                  12    
HELIX    7   7 ARG A  203  ALA A  209  1                                   7    
HELIX    8   8 LYS A  233  GLN A  238  1                                   6    
HELIX    9   9 GLU A  261  THR A  272  1                                  12    
HELIX   10  10 ASN A  277  GLN A  296  1                                  20    
HELIX   11  11 GLY A  304  MET A  314  1                                  11    
HELIX   12  12 PRO A  373  ASN A  381  1                                   9    
HELIX   13  13 SER A  396  GLY A  405  1                                  10    
SHEET    1   A 4 GLU A 107  PHE A 114  0                                        
SHEET    2   A 4 LEU A  93  VAL A 101 -1  N  VAL A  94   O  PHE A 114           
SHEET    3   A 4 MET A  34  ILE A  39 -1  N  ILE A  35   O  CYS A  97           
SHEET    4   A 4 LEU A 124  ASP A 128 -1  O  LEU A 124   N  ILE A  38           
SHEET    1   B 5 THR A 165  HIS A 170  0                                        
SHEET    2   B 5 PHE A 158  GLN A 162 -1  N  PHE A 158   O  HIS A 170           
SHEET    3   B 5 LYS A 145  VAL A 150 -1  N  PHE A 146   O  LEU A 161           
SHEET    4   B 5 VAL A 225  GLY A 228  1  N  VAL A 225   O  GLY A 147           
SHEET    5   B 5 LEU A 253  ASP A 255  1  O  VAL A 254   N  GLY A 228           
SHEET    1   C 4 TYR A 301  PHE A 303  0                                        
SHEET    2   C 4 ILE A 409  ILE A 412 -1  N  GLY A 411   O  CYS A 302           
SHEET    3   C 4 ILE A 319  TYR A 323 -1  O  ILE A 319   N  ILE A 412           
SHEET    4   C 4 LEU A 389  VAL A 392  1  O  GLU A 390   N  VAL A 322           
CRYST1   77.080   77.080  194.440  90.00  90.00  90.00 P 43 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      0.012970  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012970  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005140        0.00000