HEADER    STRUCTURAL GENOMICS, UNKNOWN FUNCTION   14-JAN-03   1NNX              
TITLE     STRUCTURE OF THE HYPOTHETICAL PROTEIN YGIW FROM E. COLI.              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN YGIW;                                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: YGIW;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)STAR;                             
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PET100/D-TOPO;                        
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PYGIW                                     
KEYWDS    YGIW, STRUCTURAL GENOMICS, HYPOTHETICAL PROTEIN, OB-FOLD, STRUCTURE 2 
KEYWDS   2 FUNCTION PROJECT, S2F, UNKNOWN FUNCTION                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    C.LEHMANN,A.GALKIN,S.PULLALAREVU,E.SARIKAYA,W.KRAJEWSKI,K.LIM,        
AUTHOR   2 A.HOWARD,O.HERZBERG,STRUCTURE 2 FUNCTION PROJECT (S2F)               
REVDAT   4   14-FEB-24 1NNX    1       REMARK                                   
REVDAT   3   24-JUL-19 1NNX    1       REMARK                                   
REVDAT   2   24-FEB-09 1NNX    1       VERSN                                    
REVDAT   1   09-MAR-04 1NNX    0                                                
JRNL        AUTH   C.LEHMANN,A.GALKIN,S.PULLALAREVU,E.SARIKAYA,W.KRAJEWSKI,     
JRNL        AUTH 2 K.LIM,A.HOWARD,O.HERZBERG                                    
JRNL        TITL   STRUCTURE OF THE HYPOTHETICAL PROTEIN YGIW FROM E. COLI.     
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.45 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
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 : ENGH AND HUBER                                  
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.45                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 9.94                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 973969.200                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 89.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 14682                          
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 SET) : 0.196                           
REMARK   3   FREE R VALUE                     : 0.251                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 7.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1030                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.008                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 10                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.45                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.50                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 59.30                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 887                          
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2730                       
REMARK   3   BIN FREE R VALUE                    : 0.3000                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 6.70                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 64                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.038                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 727                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 5                                       
REMARK   3   SOLVENT ATOMS            : 125                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 18.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 25.80                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -4.79000                                             
REMARK   3    B22 (A**2) : 3.44000                                              
REMARK   3    B33 (A**2) : 1.34000                                              
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) : 0.16                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.13                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 10.0                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.20                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.14                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.023                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.500                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 26.30                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 2.160                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 2.500 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 3.690 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 4.650 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 6.510 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.30                                                 
REMARK   3   BSOL        : 53.68                                                
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 1NNX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-JAN-03.                  
REMARK 100 THE DEPOSITION ID IS D_1000018047.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-DEC-02                          
REMARK 200  TEMPERATURE           (KELVIN) : 173.0                              
REMARK 200  PH                             : 2.40                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 17-BM                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0000                             
REMARK 200  MONOCHROMATOR                  : SI(111) DOUBLE CRYSTAL SYSTEM      
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 15321                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.450                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 27.400                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 92.5                               
REMARK 200  DATA REDUNDANCY                : 0.930                              
REMARK 200  R MERGE                    (I) : 0.04800                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 17.7300                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.45                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.50                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 77.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 0.77                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.33400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.070                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD                          
REMARK 200 SOFTWARE USED: SOLVE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 35.68                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.89                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.25 M (NH4)2SO4, 0.1 M NA ACETATE, PH   
REMARK 280  2.4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 294K, PH 2.40       
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
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   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       27.44400            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       27.44400            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       27.40100            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       30.31900            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       27.40100            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       30.31900            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       27.44400            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       27.40100            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       30.31900            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       27.44400            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       27.40100            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       30.31900            
REMARK 290   SMTRY3   8  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 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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A1023  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLU A     1                                                      
REMARK 465     ALA A    10                                                      
REMARK 465     THR A    11                                                      
REMARK 465     GLN A    12                                                      
REMARK 465     SER A    13                                                      
REMARK 465     GLN A    14                                                      
REMARK 465     ALA A    15                                                      
REMARK 465     GLY A    16                                                      
REMARK 465     GLY A    17                                                      
REMARK 465     PHE A    18                                                      
REMARK 465     GLN A    19                                                      
REMARK 465     GLY A    20                                                      
REMARK 465     PRO A    21                                                      
REMARK 465     ASN A    22                                                      
REMARK 465     ASN A   108                                                      
REMARK 465     PRO A   109                                                      
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   OE1  GLU A    85     NH1  ARG A   105              2.11            
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   O    HOH A  1055     O    HOH A  1087     3754     2.16            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A  35   N   -  CA  -  CB  ANGL. DEV. =  11.4 DEGREES          
REMARK 500    VAL A  40   CB  -  CA  -  C   ANGL. DEV. = -17.3 DEGREES          
REMARK 500    VAL A  40   CG1 -  CB  -  CG2 ANGL. DEV. = -14.9 DEGREES          
REMARK 500    ILE A  46   CG1 -  CB  -  CG2 ANGL. DEV. =  14.6 DEGREES          
REMARK 500    HIS A  70   CB  -  CA  -  C   ANGL. DEV. =  13.6 DEGREES          
REMARK 500    HIS A  70   N   -  CA  -  CB  ANGL. DEV. = -12.2 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    SER A  51     -166.76   -176.51                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 501                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: YGIW   RELATED DB: TARGETDB                              
DBREF  1NNX A    1   109  UNP    P52083   YGIW_ECOLI      22    130             
SEQRES   1 A  109  GLU GLN GLY GLY PHE SER GLY PRO SER ALA THR GLN SER          
SEQRES   2 A  109  GLN ALA GLY GLY PHE GLN GLY PRO ASN GLY SER VAL THR          
SEQRES   3 A  109  THR VAL GLU SER ALA LYS SER LEU ARG ASP ASP THR TRP          
SEQRES   4 A  109  VAL THR LEU ARG GLY ASN ILE VAL GLU ARG ILE SER ASP          
SEQRES   5 A  109  ASP LEU TYR VAL PHE LYS ASP ALA SER GLY THR ILE ASN          
SEQRES   6 A  109  VAL ASP ILE ASP HIS LYS ARG TRP ASN GLY VAL THR VAL          
SEQRES   7 A  109  THR PRO LYS ASP THR VAL GLU ILE GLN GLY GLU VAL ASP          
SEQRES   8 A  109  LYS ASP TRP ASN SER VAL GLU ILE ASP VAL LYS GLN ILE          
SEQRES   9 A  109  ARG LYS VAL ASN PRO                                          
HET    SO4  A 501       5                                                       
HETNAM     SO4 SULFATE ION                                                      
FORMUL   2  SO4    O4 S 2-                                                      
FORMUL   3  HOH   *125(H2 O)                                                    
HELIX    1   1 THR A   27  LYS A   32  1                                   6    
HELIX    2   2 ASP A   69  TRP A   73  5                                   5    
SHEET    1   A 6 VAL A  40  SER A  51  0                                        
SHEET    2   A 6 LEU A  54  ASP A  59 -1  O  LYS A  58   N  ASN A  45           
SHEET    3   A 6 GLY A  62  ASP A  67 -1  O  ILE A  64   N  PHE A  57           
SHEET    4   A 6 SER A  96  LYS A 106  1  O  ILE A  99   N  ASP A  67           
SHEET    5   A 6 VAL A  84  ASP A  93 -1  N  ASP A  91   O  GLU A  98           
SHEET    6   A 6 VAL A  40  SER A  51 -1  N  VAL A  40   O  GLY A  88           
SITE     1 AC1  8 GLU A  29  LYS A  32  GLY A  62  THR A  63                    
SITE     2 AC1  8 HOH A1036  HOH A1039  HOH A1082  HOH A1112                    
CRYST1   54.802   60.638   54.888  90.00  90.00  90.00 C 2 2 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      0.018248  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016491  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.018219        0.00000