HEADER    ISOMERASE                               12-JAN-03   1NN4              
TITLE     STRUCTURAL GENOMICS, RPIB/ALSB                                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RIBOSE 5-PHOSPHATE ISOMERASE B;                            
COMPND   3 CHAIN: A, B, C, D;                                                   
COMPND   4 SYNONYM: PHOSPHORIBOISOMERASE B, RPIB/ALSB;                          
COMPND   5 EC: 5.3.1.6;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: RPIB;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PET15B                                    
KEYWDS    STRUCTURAL GENOMICS, ALPHA/BETA/ALPHA SANDWICH, PSI, PROTEIN          
KEYWDS   2 STRUCTURE INITIATIVE, MIDWEST CENTER FOR STRUCTURAL GENOMICS, MCSG,  
KEYWDS   3 ISOMERASE                                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.G.ZHANG,C.E.ANDERSSON,S.L.MOWBRAY,A.SAVCHENKO,T.SKARINA,            
AUTHOR   2 E.EVDOKIMOVA,S.L.BEASLEY,C.ARROWSMITH,A.M.EDWARDS,A.JOACHIMIAK,      
AUTHOR   3 MIDWEST CENTER FOR STRUCTURAL GENOMICS (MCSG)                        
REVDAT   6   14-FEB-24 1NN4    1       SEQADV                                   
REVDAT   5   11-OCT-17 1NN4    1       REMARK                                   
REVDAT   4   24-FEB-09 1NN4    1       VERSN                                    
REVDAT   3   18-JAN-05 1NN4    1       AUTHOR KEYWDS REMARK                     
REVDAT   2   09-NOV-04 1NN4    1       JRNL                                     
REVDAT   1   29-JUL-03 1NN4    0                                                
JRNL        AUTH   R.G.ZHANG,C.E.ANDERSSON,T.SKARINA,E.EVDOKIMOVA,A.M.EDWARDS,  
JRNL        AUTH 2 A.JOACHIMIAK,A.SAVCHENKO,S.L.MOWBRAY                         
JRNL        TITL   THE 2.2 A RESOLUTION STRUCTURE OF RPIB/ALSB FROM ESCHERICHIA 
JRNL        TITL 2 COLI ILLUSTRATES A NEW APPROACH TO THE RIBOSE-5-PHOSPHATE    
JRNL        TITL 3 ISOMERASE REACTION.                                          
JRNL        REF    J.MOL.BIOL.                   V. 332  1083 2003              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   14499611                                                     
JRNL        DOI    10.1016/J.JMB.2003.08.009                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 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 : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 36.40                          
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)   (%) : 89.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 69714                          
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) : 0.216                           
REMARK   3   FREE R VALUE                     : 0.262                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3432                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.004                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.34                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 77.90                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 9657                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3720                       
REMARK   3   BIN FREE R VALUE                    : 0.3790                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 4.70                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 472                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.017                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4763                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 298                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 24.60                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 40.50                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -12.82000                                            
REMARK   3    B22 (A**2) : -12.82000                                            
REMARK   3    B33 (A**2) : 25.65000                                             
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) : 0.32                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.52                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.38                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.52                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.008                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.30                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.800                           
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) : 1.270 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.160 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.020 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.050 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.36                                                 
REMARK   3   BSOL        : 47.30                                                
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: THE NUMBER OF REFLECTIONS FOR             
REMARK   3  REFINEMENT IS GREATER THAN THE NUMBER OF REFLECTIONS FOR DATA       
REMARK   3  COLLECTION, BECAUSE IN CNS (HLML TAGET) REFINEMENT, THE FRIEDEL'    
REMARK   3  S PAIR WAS TREATED AS TWO SEPERATED REFLECTIONS.                    
REMARK   4                                                                      
REMARK   4 1NN4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-JAN-03.                  
REMARK 100 THE DEPOSITION ID IS D_1000018024.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 10-FEB-02                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 19-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9795, 0.9797, 0.94656            
REMARK 200  MONOCHROMATOR                  : SI 111 CHANNEL                     
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : SBC-2                              
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : D*TREK                             
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 38823                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 4.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.0                               
REMARK 200  DATA REDUNDANCY                : 6.830                              
REMARK 200  R MERGE                    (I) : 0.08900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 18.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.28                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.40600                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: MAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.59                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.83                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 3M NA ACETATE, 4% ETHYLENE GLYCOL, PH    
REMARK 280  6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41                             
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       3555   -Y,X+1/2,Z+1/4                                          
REMARK 290       4555   Y+1/2,-X,Z+3/4                                          
REMARK 290       5555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       6555   -X,-Y,Z                                                 
REMARK 290       7555   -Y+1/2,X,Z+3/4                                          
REMARK 290       8555   Y,-X+1/2,Z+1/4                                          
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       72.79400            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000       72.79400            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       37.39200            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       72.79400            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       18.69600            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       72.79400            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       56.08800            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       72.79400            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       72.79400            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       37.39200            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   7  0.000000 -1.000000  0.000000       72.79400            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       56.08800            
REMARK 290   SMTRY1   8  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000       72.79400            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       18.69600            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2, 3                                                 
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 300 REMARK: THERE ARE 4 MONOMERS (TWO DIMERS) IN ASYMMETRIC              
REMARK 300 UNIT. THE BIOLOGICAL ASSEMBLY OF TWO DIMERS ARE GENERATED            
REMARK 300 BY CHAINS A/D, AND B/C.                                              
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 2970 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 13610 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, D                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 2980 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 13400 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, C                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 3                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 11740 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 21220 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -59.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D                            
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     ARG A   147                                                      
REMARK 465     ARG A   148                                                      
REMARK 465     ASN A   149                                                      
REMARK 465     HIS B   -12                                                      
REMARK 465     ARG B   147                                                      
REMARK 465     ARG B   148                                                      
REMARK 465     ASN B   149                                                      
REMARK 465     ARG C   147                                                      
REMARK 465     ARG C   148                                                      
REMARK 465     ASN C   149                                                      
REMARK 465     HIS D   -12                                                      
REMARK 465     ARG D   148                                                      
REMARK 465     ASN D   149                                                      
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     GLN A 135    CG   CD   OE1  NE2                                  
REMARK 470     GLU C 139    CG   CD   OE1  OE2                                  
REMARK 470     GLN C 146    CG   CD   OE1  NE2                                  
REMARK 470     GLN D 135    CG   CD   OE1  NE2                                  
REMARK 470     GLN D 136    CG   CD   OE1  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   O    ILE A   144     N    GLN A   146              1.95            
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    TRP A  36   NE1   TRP A  36   CE2     0.113                       
REMARK 500    TRP C  36   NE1   TRP C  36   CE2     0.115                       
REMARK 500    TRP D  36   NE1   TRP D  36   CE2     0.114                       
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    CYS A  66   CA  -  CB  -  SG  ANGL. DEV. =  10.2 DEGREES          
REMARK 500    CYS B  66   CA  -  CB  -  SG  ANGL. DEV. =   9.3 DEGREES          
REMARK 500    CYS C  66   CA  -  CB  -  SG  ANGL. DEV. =   7.6 DEGREES          
REMARK 500    CYS D  66   CA  -  CB  -  SG  ANGL. DEV. =   7.9 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    HIS A -10       44.13   -143.34                                   
REMARK 500    LYS A  16      -72.63    -44.09                                   
REMARK 500    LYS A  33       43.93    -96.05                                   
REMARK 500    GLU A 145       27.32    -48.29                                   
REMARK 500    GLU B 145       -8.51    -54.47                                   
REMARK 500    ASP C 101       49.49     39.81                                   
REMARK 500    THR D  35     -167.17    -76.22                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ARG A 133         0.11    SIDE CHAIN                              
REMARK 500    ARG B 133         0.23    SIDE CHAIN                              
REMARK 500    ARG C 133         0.12    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: APC072   RELATED DB: TARGETDB                            
DBREF  1NN4 A    1   149  UNP    P37351   RPIB_ECOLI       1    149             
DBREF  1NN4 B    1   149  UNP    P37351   RPIB_ECOLI       1    149             
DBREF  1NN4 C    1   149  UNP    P37351   RPIB_ECOLI       1    149             
DBREF  1NN4 D    1   149  UNP    P37351   RPIB_ECOLI       1    149             
SEQADV 1NN4 HIS A  -12  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 HIS A  -11  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 HIS A  -10  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER A   -9  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER A   -8  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLY A   -7  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 LEU A   -6  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 THR A   -5  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 PRO A   -4  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 ARG A   -3  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLY A   -2  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER A   -1  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLN A    0  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 HIS B  -12  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 HIS B  -11  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 HIS B  -10  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER B   -9  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER B   -8  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLY B   -7  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 LEU B   -6  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 THR B   -5  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 PRO B   -4  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 ARG B   -3  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLY B   -2  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER B   -1  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLN B    0  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 HIS C  -12  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 HIS C  -11  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 HIS C  -10  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER C   -9  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER C   -8  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLY C   -7  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 LEU C   -6  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 THR C   -5  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 PRO C   -4  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 ARG C   -3  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLY C   -2  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER C   -1  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLN C    0  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 HIS D  -12  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 HIS D  -11  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 HIS D  -10  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER D   -9  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER D   -8  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLY D   -7  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 LEU D   -6  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 THR D   -5  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 PRO D   -4  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 ARG D   -3  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLY D   -2  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 SER D   -1  UNP  P37351              CLONING ARTIFACT               
SEQADV 1NN4 GLN D    0  UNP  P37351              CLONING ARTIFACT               
SEQRES   1 A  162  HIS HIS HIS SER SER GLY LEU THR PRO ARG GLY SER GLN          
SEQRES   2 A  162  MET LYS LYS ILE ALA PHE GLY CYS ASP HIS VAL GLY PHE          
SEQRES   3 A  162  ILE LEU LYS HIS GLU ILE VAL ALA HIS LEU VAL GLU ARG          
SEQRES   4 A  162  GLY VAL GLU VAL ILE ASP LYS GLY THR TRP SER SER GLU          
SEQRES   5 A  162  ARG THR ASP TYR PRO HIS TYR ALA SER GLN VAL ALA LEU          
SEQRES   6 A  162  ALA VAL ALA GLY GLY GLU VAL ASP GLY GLY ILE LEU ILE          
SEQRES   7 A  162  CYS GLY THR GLY VAL GLY ILE SER ILE ALA ALA ASN LYS          
SEQRES   8 A  162  PHE ALA GLY ILE ARG ALA VAL VAL CYS SER GLU PRO TYR          
SEQRES   9 A  162  SER ALA GLN LEU SER ARG GLN HIS ASN ASP THR ASN VAL          
SEQRES  10 A  162  LEU ALA PHE GLY SER ARG VAL VAL GLY LEU GLU LEU ALA          
SEQRES  11 A  162  LYS MET ILE VAL ASP ALA TRP LEU GLY ALA GLN TYR GLU          
SEQRES  12 A  162  GLY GLY ARG HIS GLN GLN ARG VAL GLU ALA ILE THR ALA          
SEQRES  13 A  162  ILE GLU GLN ARG ARG ASN                                      
SEQRES   1 B  162  HIS HIS HIS SER SER GLY LEU THR PRO ARG GLY SER GLN          
SEQRES   2 B  162  MET LYS LYS ILE ALA PHE GLY CYS ASP HIS VAL GLY PHE          
SEQRES   3 B  162  ILE LEU LYS HIS GLU ILE VAL ALA HIS LEU VAL GLU ARG          
SEQRES   4 B  162  GLY VAL GLU VAL ILE ASP LYS GLY THR TRP SER SER GLU          
SEQRES   5 B  162  ARG THR ASP TYR PRO HIS TYR ALA SER GLN VAL ALA LEU          
SEQRES   6 B  162  ALA VAL ALA GLY GLY GLU VAL ASP GLY GLY ILE LEU ILE          
SEQRES   7 B  162  CYS GLY THR GLY VAL GLY ILE SER ILE ALA ALA ASN LYS          
SEQRES   8 B  162  PHE ALA GLY ILE ARG ALA VAL VAL CYS SER GLU PRO TYR          
SEQRES   9 B  162  SER ALA GLN LEU SER ARG GLN HIS ASN ASP THR ASN VAL          
SEQRES  10 B  162  LEU ALA PHE GLY SER ARG VAL VAL GLY LEU GLU LEU ALA          
SEQRES  11 B  162  LYS MET ILE VAL ASP ALA TRP LEU GLY ALA GLN TYR GLU          
SEQRES  12 B  162  GLY GLY ARG HIS GLN GLN ARG VAL GLU ALA ILE THR ALA          
SEQRES  13 B  162  ILE GLU GLN ARG ARG ASN                                      
SEQRES   1 C  162  HIS HIS HIS SER SER GLY LEU THR PRO ARG GLY SER GLN          
SEQRES   2 C  162  MET LYS LYS ILE ALA PHE GLY CYS ASP HIS VAL GLY PHE          
SEQRES   3 C  162  ILE LEU LYS HIS GLU ILE VAL ALA HIS LEU VAL GLU ARG          
SEQRES   4 C  162  GLY VAL GLU VAL ILE ASP LYS GLY THR TRP SER SER GLU          
SEQRES   5 C  162  ARG THR ASP TYR PRO HIS TYR ALA SER GLN VAL ALA LEU          
SEQRES   6 C  162  ALA VAL ALA GLY GLY GLU VAL ASP GLY GLY ILE LEU ILE          
SEQRES   7 C  162  CYS GLY THR GLY VAL GLY ILE SER ILE ALA ALA ASN LYS          
SEQRES   8 C  162  PHE ALA GLY ILE ARG ALA VAL VAL CYS SER GLU PRO TYR          
SEQRES   9 C  162  SER ALA GLN LEU SER ARG GLN HIS ASN ASP THR ASN VAL          
SEQRES  10 C  162  LEU ALA PHE GLY SER ARG VAL VAL GLY LEU GLU LEU ALA          
SEQRES  11 C  162  LYS MET ILE VAL ASP ALA TRP LEU GLY ALA GLN TYR GLU          
SEQRES  12 C  162  GLY GLY ARG HIS GLN GLN ARG VAL GLU ALA ILE THR ALA          
SEQRES  13 C  162  ILE GLU GLN ARG ARG ASN                                      
SEQRES   1 D  162  HIS HIS HIS SER SER GLY LEU THR PRO ARG GLY SER GLN          
SEQRES   2 D  162  MET LYS LYS ILE ALA PHE GLY CYS ASP HIS VAL GLY PHE          
SEQRES   3 D  162  ILE LEU LYS HIS GLU ILE VAL ALA HIS LEU VAL GLU ARG          
SEQRES   4 D  162  GLY VAL GLU VAL ILE ASP LYS GLY THR TRP SER SER GLU          
SEQRES   5 D  162  ARG THR ASP TYR PRO HIS TYR ALA SER GLN VAL ALA LEU          
SEQRES   6 D  162  ALA VAL ALA GLY GLY GLU VAL ASP GLY GLY ILE LEU ILE          
SEQRES   7 D  162  CYS GLY THR GLY VAL GLY ILE SER ILE ALA ALA ASN LYS          
SEQRES   8 D  162  PHE ALA GLY ILE ARG ALA VAL VAL CYS SER GLU PRO TYR          
SEQRES   9 D  162  SER ALA GLN LEU SER ARG GLN HIS ASN ASP THR ASN VAL          
SEQRES  10 D  162  LEU ALA PHE GLY SER ARG VAL VAL GLY LEU GLU LEU ALA          
SEQRES  11 D  162  LYS MET ILE VAL ASP ALA TRP LEU GLY ALA GLN TYR GLU          
SEQRES  12 D  162  GLY GLY ARG HIS GLN GLN ARG VAL GLU ALA ILE THR ALA          
SEQRES  13 D  162  ILE GLU GLN ARG ARG ASN                                      
FORMUL   5  HOH   *298(H2 O)                                                    
HELIX    1   1 GLY A   12  ARG A   26  1                                  15    
HELIX    2   2 ASP A   42  GLY A   56  1                                  15    
HELIX    3   3 GLY A   69  LYS A   78  1                                  10    
HELIX    4   4 GLU A   89  ASP A  101  1                                  13    
HELIX    5   5 GLY A  113  ALA A  127  1                                  15    
HELIX    6   6 GLN A  136  GLU A  145  1                                  10    
HELIX    7   7 GLY B   12  ARG B   26  1                                  15    
HELIX    8   8 ASP B   42  GLY B   56  1                                  15    
HELIX    9   9 GLY B   69  LYS B   78  1                                  10    
HELIX   10  10 GLU B   89  ASP B  101  1                                  13    
HELIX   11  11 GLY B  113  ALA B  127  1                                  15    
HELIX   12  12 GLY B  131  ARG B  133  5                                   3    
HELIX   13  13 HIS B  134  GLU B  145  1                                  12    
HELIX   14  14 GLY C   12  ARG C   26  1                                  15    
HELIX   15  15 ASP C   42  GLY C   56  1                                  15    
HELIX   16  16 GLY C   69  ASN C   77  1                                   9    
HELIX   17  17 GLU C   89  ASP C  101  1                                  13    
HELIX   18  18 GLY C  113  ALA C  127  1                                  15    
HELIX   19  19 ARG C  133  VAL C  138  1                                   6    
HELIX   20  20 ALA C  140  GLU C  145  1                                   6    
HELIX   21  21 GLY D   12  ARG D   26  1                                  15    
HELIX   22  22 ASP D   42  GLY D   56  1                                  15    
HELIX   23  23 GLY D   69  LYS D   78  1                                  10    
HELIX   24  24 GLU D   89  ASP D  101  1                                  13    
HELIX   25  25 GLY D  113  ALA D  127  1                                  15    
HELIX   26  26 ARG D  137  ARG D  147  1                                  11    
SHEET    1   A 2 LEU A  -6  PRO A  -4  0                                        
SHEET    2   A 2 LEU B  -6  PRO B  -4 -1  O  THR B  -5   N  THR A  -5           
SHEET    1   B 5 GLU A  29  ASP A  32  0                                        
SHEET    2   B 5 LYS A   3  CYS A   8  1  N  ILE A   4   O  ILE A  31           
SHEET    3   B 5 GLY A  61  CYS A  66  1  O  GLY A  61   N  ALA A   5           
SHEET    4   B 5 VAL A 104  GLY A 108  1  O  LEU A 105   N  LEU A  64           
SHEET    5   B 5 ALA A  84  VAL A  86  1  N  VAL A  85   O  VAL A 104           
SHEET    1   C 5 GLU B  29  ASP B  32  0                                        
SHEET    2   C 5 LYS B   3  CYS B   8  1  N  ILE B   4   O  ILE B  31           
SHEET    3   C 5 GLY B  61  CYS B  66  1  O  ILE B  63   N  GLY B   7           
SHEET    4   C 5 VAL B 104  GLY B 108  1  O  LEU B 105   N  GLY B  62           
SHEET    5   C 5 ALA B  84  VAL B  86  1  N  VAL B  85   O  VAL B 104           
SHEET    1   D 2 LEU C  -6  PRO C  -4  0                                        
SHEET    2   D 2 LEU D  -6  PRO D  -4 -1  O  THR D  -5   N  THR C  -5           
SHEET    1   E 5 GLU C  29  ASP C  32  0                                        
SHEET    2   E 5 LYS C   3  CYS C   8  1  N  PHE C   6   O  ILE C  31           
SHEET    3   E 5 GLY C  61  CYS C  66  1  O  GLY C  61   N  ALA C   5           
SHEET    4   E 5 VAL C 104  GLY C 108  1  O  LEU C 105   N  GLY C  62           
SHEET    5   E 5 ALA C  84  VAL C  86  1  N  VAL C  85   O  VAL C 104           
SHEET    1   F 5 GLU D  29  ASP D  32  0                                        
SHEET    2   F 5 LYS D   3  CYS D   8  1  N  ILE D   4   O  ILE D  31           
SHEET    3   F 5 GLY D  61  CYS D  66  1  O  GLY D  61   N  ALA D   5           
SHEET    4   F 5 VAL D 104  GLY D 108  1  O  LEU D 105   N  LEU D  64           
SHEET    5   F 5 ALA D  84  VAL D  86  1  N  VAL D  85   O  VAL D 104           
CISPEP   1 GLY A   34    THR A   35          0        -0.08                     
CISPEP   2 GLY B   34    THR B   35          0         0.07                     
CISPEP   3 GLY C   34    THR C   35          0        -0.02                     
CISPEP   4 GLY D   34    THR D   35          0         0.07                     
CRYST1  145.588  145.588   74.784  90.00  90.00  90.00 I 41         32          
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      0.006869  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.006869  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013372        0.00000