HEADER    TRANSLATION                             26-JUL-12   4B3X              
TITLE     BACTERIAL TRANSLATION INITIATION FACTOR IF2 (1-363), APO FORM         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TRANSLATION INITIATION FACTOR IF-2;                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: RESIDUES 1-363;                                            
COMPND   5 SYNONYM: TRANSLATION INITIATION FACTOR IF2;                          
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: THERMUS THERMOPHILUS;                           
SOURCE   3 ORGANISM_TAXID: 300852;                                              
SOURCE   4 STRAIN: HB8;                                                         
SOURCE   5 ATCC: 27634;                                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_VECTOR: PET30B;                                    
SOURCE  11 OTHER_DETAILS: DSM 579                                               
KEYWDS    TRANSLATION, INITIATION, GTP HYDROLYSIS MECHANISM                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.SIMONETTI,A.URZHUMTSEV,B.P.KLAHOLZ                                  
REVDAT   3   08-MAY-24 4B3X    1       REMARK                                   
REVDAT   2   05-JUN-13 4B3X    1       JRNL                                     
REVDAT   1   29-MAY-13 4B3X    0                                                
JRNL        AUTH   A.SIMONETTI,S.MARZI,A.FABBRETTI,I.HAZEMANN,L.JENNER,         
JRNL        AUTH 2 A.URZHUMTSEV,C.O.GUALERZI,B.P.KLAHOLZ                        
JRNL        TITL   STRUCTURE OF THE PROTEIN CORE OF TRANSLATION INITIATION      
JRNL        TITL 2 FACTOR 2 IN APO, GTP-BOUND AND GDP-BOUND FORMS               
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  69   925 2013              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   23695237                                                     
JRNL        DOI    10.1107/S0907444913006422                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.95 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE: DEV_1269)                     
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 49.01                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 34052                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.184                           
REMARK   3   R VALUE            (WORKING SET) : 0.182                           
REMARK   3   FREE R VALUE                     : 0.222                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1726                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 49.0208 -  4.4635    1.00     2870   169  0.1812 0.2224        
REMARK   3     2  4.4635 -  3.5431    1.00     2774   132  0.1615 0.1922        
REMARK   3     3  3.5431 -  3.0953    1.00     2724   143  0.1857 0.2062        
REMARK   3     4  3.0953 -  2.8123    1.00     2670   147  0.1913 0.2453        
REMARK   3     5  2.8123 -  2.6108    1.00     2709   138  0.1908 0.2315        
REMARK   3     6  2.6108 -  2.4569    1.00     2673   137  0.1866 0.2490        
REMARK   3     7  2.4569 -  2.3338    1.00     2671   133  0.1828 0.2359        
REMARK   3     8  2.3338 -  2.2322    1.00     2652   150  0.1811 0.2321        
REMARK   3     9  2.2322 -  2.1463    1.00     2645   155  0.1802 0.2137        
REMARK   3    10  2.1463 -  2.0722    1.00     2651   133  0.1834 0.2068        
REMARK   3    11  2.0722 -  2.0074    1.00     2650   144  0.2005 0.2424        
REMARK   3    12  2.0074 -  1.9501    1.00     2637   145  0.2194 0.2709        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.160            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.220           
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  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.013           2954                                  
REMARK   3   ANGLE     :  1.483           3990                                  
REMARK   3   CHIRALITY :  0.090            447                                  
REMARK   3   PLANARITY :  0.007            528                                  
REMARK   3   DIHEDRAL  : 16.363           1184                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4B3X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 26-JUL-12.                  
REMARK 100 THE DEPOSITION ID IS D_1290053327.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 295                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SLS                                
REMARK 200  BEAMLINE                       : X06SA                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.978                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 36057                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.950                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 3.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 11.00                              
REMARK 200  R MERGE                    (I) : 0.10000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 17.6000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.05                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 11.10                              
REMARK 200  R MERGE FOR SHELL          (I) : 0.44000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: SHELX                                                 
REMARK 200 STARTING MODEL: NONE                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.60                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.83                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.5                                   
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       22.71000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       81.20000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       30.73000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       81.20000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       22.71000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       30.73000            
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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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 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     HIS A 130    CG   ND1  CD2  CE1  NE2                             
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   O1   GOL A  1366     O    HOH A  2050              2.13            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   OE1  GLN A    18     NH1  ARG A   287     1565     2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    HIS A 109   C     VAL A 110   N       0.241                       
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    GLY A 105   N   -  CA  -  C   ANGL. DEV. =  20.6 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  97      -71.24    -53.65                                   
REMARK 500    ALA A  99       71.07     58.74                                   
REMARK 500    LYS A 101     -139.48     56.89                                   
REMARK 500    GLU A 102      -63.60   -129.55                                   
REMARK 500    GLU A 131      -72.16   -160.72                                   
REMARK 500    ALA A 132     -153.75   -155.74                                   
REMARK 500    PHE A 133     -134.85     67.90                                   
REMARK 500    LYS A 351       31.38    -99.72                                   
REMARK 500    ALA A 352      -69.35   -162.22                                   
REMARK 500    ARG A 356     -162.98     65.06                                   
REMARK 500    THR A 357     -177.55    -57.95                                   
REMARK 500    MET A 358      -88.34   -110.34                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 GLY A  140     ALA A  141                  149.15                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 700                                                                      
REMARK 700 SHEET                                                                
REMARK 700 DETERMINATION METHOD: DSSP                                           
REMARK 700 THE SHEETS PRESENTED AS "AC" IN EACH CHAIN ON SHEET RECORDS          
REMARK 700 BELOW IS ACTUALLY AN  6-STRANDED BARREL THIS IS REPRESENTED BY       
REMARK 700 A  7-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS              
REMARK 700 ARE IDENTICAL.                                                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 1364                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 1365                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 1366                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4B43   RELATED DB: PDB                                   
REMARK 900 BACTERIAL TRANSLATION INITIATION FACTOR IF2 (1-363), APO FORM,       
REMARK 900 DOUBLE MUTANT K86L H130A                                             
REMARK 900 RELATED ID: 4B44   RELATED DB: PDB                                   
REMARK 900 BACTERIAL TRANSLATION INITIATION FACTOR IF2 (1-363), COMPLEX WITH    
REMARK 900 GDP AT PH8.0                                                         
REMARK 900 RELATED ID: 4B47   RELATED DB: PDB                                   
REMARK 900 BACTERIAL TRANSLATION INITIATION FACTOR IF2 (1-363), COMPLEX WITH    
REMARK 900 GDP AT PH6.5                                                         
REMARK 900 RELATED ID: 4B48   RELATED DB: PDB                                   
REMARK 900 BACTERIAL TRANSLATION INITIATION FACTOR IF2 (1-363), COMPLEX WITH    
REMARK 900 GTP                                                                  
DBREF  4B3X A    1   363  UNP    P48515   IF2_THET8        1    363             
SEQADV 4B3X GLY A  103  UNP  P48515    ALA   103 CONFLICT                       
SEQRES   1 A  363  MET ALA LYS VAL ARG ILE TYR GLN LEU ALA LYS GLU LEU          
SEQRES   2 A  363  GLY MET GLU THR GLN GLU LEU LEU GLU LEU LEU ASP GLN          
SEQRES   3 A  363  MET GLY VAL ALA TYR LYS SER HIS ALA SER THR LEU GLU          
SEQRES   4 A  363  GLU LYS ASP ALA GLU ALA VAL ARG GLU LEU VAL LYS GLU          
SEQRES   5 A  363  GLN ARG GLY LEU GLN GLU LYS LEU ALA GLU GLU GLU ARG          
SEQRES   6 A  363  ARG LYS SER LEU PRO ARG ARG PRO PRO VAL VAL VAL ILE          
SEQRES   7 A  363  MET GLY HIS VAL ASP HIS GLY LYS THR THR LEU LEU ASP          
SEQRES   8 A  363  TYR LEU ARG LYS SER ARG ILE ALA GLU LYS GLU GLY GLY          
SEQRES   9 A  363  GLY ILE THR GLN HIS VAL GLY ALA PHE GLU VAL LYS THR          
SEQRES  10 A  363  PRO GLN GLY THR VAL VAL PHE ILE ASP THR PRO GLY HIS          
SEQRES  11 A  363  GLU ALA PHE THR THR ILE ARG GLN ARG GLY ALA LYS VAL          
SEQRES  12 A  363  ALA ASP ILE ALA VAL ILE VAL ILE ALA ALA ASP ASP GLY          
SEQRES  13 A  363  ILE MET PRO GLN THR GLU GLU ALA ILE ALA HIS ALA LYS          
SEQRES  14 A  363  ALA ALA GLY ALA LYS LEU ILE PHE ALA ILE ASN LYS ILE          
SEQRES  15 A  363  ASP LEU PRO GLN ALA ASP PRO GLU LYS VAL LYS ARG GLN          
SEQRES  16 A  363  LEU MET GLU ARG GLY PHE VAL PRO GLU GLU TYR GLY GLY          
SEQRES  17 A  363  ASP ALA ILE VAL ILE PRO ILE SER ALA LYS THR GLY GLN          
SEQRES  18 A  363  GLY VAL GLN ASP LEU LEU GLU MET ILE LEU LEU LEU ALA          
SEQRES  19 A  363  GLU LEU GLU ASP TYR ARG ALA ASP PRO ASN ALA GLU PRO          
SEQRES  20 A  363  ARG GLY VAL ILE LEU GLU SER LYS LEU ASP LYS GLN ALA          
SEQRES  21 A  363  GLY ILE ILE ALA ASN MET LEU VAL GLN GLU GLY THR PHE          
SEQRES  22 A  363  ARG VAL GLY ASP TYR VAL VAL ALA GLY GLU ALA TYR GLY          
SEQRES  23 A  363  ARG ILE ARG ALA MET MET ASP ALA ASP GLY ASN GLN ARG          
SEQRES  24 A  363  LYS GLU ALA GLY PRO GLY SER ALA VAL GLN VAL LEU GLY          
SEQRES  25 A  363  PHE GLN GLU LEU PRO HIS ALA GLY ASP VAL VAL GLU TRP          
SEQRES  26 A  363  VAL PRO ASP LEU GLU ALA ALA LYS GLU ILE ALA GLU GLU          
SEQRES  27 A  363  ARG LYS GLU GLU ARG LYS ALA ARG GLU GLU GLU GLU LYS          
SEQRES  28 A  363  ALA ARG ARG PRO ARG THR MET ALA GLU LEU LEU ARG              
HET    GOL  A1364       6                                                       
HET    GOL  A1365       6                                                       
HET    GOL  A1366       6                                                       
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   2  GOL    3(C3 H8 O3)                                                  
FORMUL   5  HOH   *204(H2 O)                                                    
HELIX    1   1 ILE A    6  GLY A   14  1                                   9    
HELIX    2   2 GLU A   16  GLY A   28  1                                  13    
HELIX    3   3 GLU A   39  ARG A   66  1                                  28    
HELIX    4   4 GLY A   85  ALA A   99  1                                  15    
HELIX    5   5 MET A  158  ALA A  171  1                                  14    
HELIX    6   6 ASP A  188  ARG A  199  1                                  12    
HELIX    7   7 GLU A  204  GLY A  207  5                                   4    
HELIX    8   8 GLY A  222  ASP A  238  1                                  17    
HELIX    9   9 ASP A  328  GLU A  348  1                                  21    
SHEET    1  AA 2 VAL A   4  ARG A   5  0                                        
SHEET    2  AA 2 THR A  37  LEU A  38 -1  O  LEU A  38   N  VAL A   4           
SHEET    1  AB 6 ALA A 112  THR A 117  0                                        
SHEET    2  AB 6 GLY A 120  ILE A 125 -1  O  GLY A 120   N  THR A 117           
SHEET    3  AB 6 VAL A  75  GLY A  80  1  O  VAL A  76   N  ILE A 125           
SHEET    4  AB 6 ILE A 146  ALA A 152  1  O  ILE A 146   N  VAL A  77           
SHEET    5  AB 6 LYS A 174  ASN A 180  1  O  LYS A 174   N  ALA A 147           
SHEET    6  AB 6 ILE A 211  PRO A 214  1  O  ILE A 211   N  PHE A 177           
SHEET    1  AC 7 ARG A 248  ASP A 257  0                                        
SHEET    2  AC 7 GLY A 261  GLU A 270 -1  O  GLY A 261   N  ASP A 257           
SHEET    3  AC 7 ALA A 307  PHE A 313 -1  O  VAL A 308   N  MET A 266           
SHEET    4  AC 7 ALA A 284  MET A 292 -1  N  ARG A 287   O  GLY A 312           
SHEET    5  AC 7 TYR A 278  ALA A 281 -1  O  VAL A 279   N  GLY A 286           
SHEET    6  AC 7 VAL A 322  VAL A 326 -1  O  GLU A 324   N  VAL A 280           
SHEET    7  AC 7 ARG A 248  ASP A 257 -1  O  GLY A 249   N  VAL A 323           
SHEET    1  AD 2 PHE A 273  ARG A 274  0                                        
SHEET    2  AD 2 GLU A 301  ALA A 302 -1  O  ALA A 302   N  PHE A 273           
CISPEP   1 ALA A    2    LYS A    3          0        -3.08                     
CISPEP   2 GLU A  102    GLY A  103          0        -2.45                     
CISPEP   3 GLY A  103    GLY A  104          0         6.35                     
CISPEP   4 GLY A  104    GLY A  105          0        18.79                     
CISPEP   5 GLY A  105    ILE A  106          0        -9.35                     
CISPEP   6 THR A  135    ILE A  136          0        -5.20                     
CISPEP   7 ARG A  139    GLY A  140          0        -1.91                     
CISPEP   8 ARG A  353    ARG A  354          0         1.31                     
CISPEP   9 LEU A  362    ARG A  363          0        10.50                     
SITE     1 AC1  8 LYS A  11  GLU A 246  PRO A 247  TRP A 325                    
SITE     2 AC1  8 HOH A2156  HOH A2159  HOH A2169  HOH A2203                    
SITE     1 AC2  7 THR A 135  GLN A 160  LYS A 174  LEU A 233                    
SITE     2 AC2  7 GLU A 237  HOH A2058  HOH A2089                               
SITE     1 AC3  8 ARG A  72  VAL A 143  ASP A 145  LEU A 267                    
SITE     2 AC3  8 GLN A 269  HOH A2050  HOH A2167  HOH A2204                    
CRYST1   45.420   61.460  162.400  90.00  90.00  90.00 P 21 21 21    4          
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      0.022017  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016271  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006158        0.00000