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Database: PDB
Entry: 1GGR
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HEADER    TRANSFERASE                             18-SEP-00   1GGR              
TITLE     COMPLEX OF ENZYME IIAGLC AND THE HISTIDINE-CONTAINING PHOSPHOCARRIER  
TITLE    2 PROTEIN HPR FROM ESCHERICHIA COLI NMR, RESTRAINED REGULARIZED MEAN   
TITLE    3 STRUCTURE                                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PTS SYSTEM, GLUCOSE-SPECIFIC IIA COMPONENT;                
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: EIIA-GLC, PHOSPHOTRANSFERASE ENZYME II, A COMPONENT;        
COMPND   5 EC: 2.7.1.69;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: PHOSPHOCARRIER PROTEIN HPR;                                
COMPND   9 CHAIN: B;                                                            
COMPND  10 SYNONYM: HISTIDINE-CONTAINING PROTEIN;                               
COMPND  11 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 STRAIN: GI698;                                                       
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 MOL_ID: 2;                                                           
SOURCE   8 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   9 ORGANISM_TAXID: 562;                                                 
SOURCE  10 STRAIN: GI698;                                                       
SOURCE  11 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  12 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    PHOSPHOTRANSFERASE, TRANSFERASE, KINASE, SUGAR TRANSPORT, COMPLEX     
KEYWDS   2 (TRANSFERASE-PHOSPHOCARRIER)                                         
EXPDTA    SOLUTION NMR                                                          
NUMMDL    3                                                                     
AUTHOR    G.M.CLORE,G.WANG                                                      
REVDAT   5   27-DEC-23 1GGR    1       REMARK                                   
REVDAT   4   23-FEB-22 1GGR    1       REMARK                                   
REVDAT   3   24-FEB-09 1GGR    1       VERSN                                    
REVDAT   2   01-APR-03 1GGR    1       JRNL                                     
REVDAT   1   15-NOV-00 1GGR    0                                                
JRNL        AUTH   G.WANG,J.M.LOUIS,M.SONDEJ,Y.J.SEOK,A.PETERKOFSKY,G.M.CLORE   
JRNL        TITL   SOLUTION STRUCTURE OF THE PHOSPHORYL TRANSFER COMPLEX        
JRNL        TITL 2 BETWEEN THE SIGNAL TRANSDUCING PROTEINS HPR AND IIA(GLUCOSE) 
JRNL        TITL 3 OF THE ESCHERICHIA COLI PHOSPHOENOLPYRUVATE:SUGAR            
JRNL        TITL 4 PHOSPHOTRANSFERASE SYSTEM.                                   
JRNL        REF    EMBO J.                       V.  19  5635 2000              
JRNL        REFN                   ISSN 0261-4189                               
JRNL        PMID   11060015                                                     
JRNL        DOI    10.1093/EMBOJ/19.21.5635                                     
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR NIH                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  THE STRUCTURES WERE CALCULATED BY RIGID BODY MINIMIZATION (CLORE    
REMARK   3  (2000) PROC.NATL.ACAD. SCI. 97, 9021-9025; BEWLEY AND CLORE (2000)  
REMARK   3  J.AM.CHEM.SOC. 122, 6009-6016) FOLLOWED BY CONSTRAINED/RESTRAINED   
REMARK   3  SIMULATED ANNEALING TO REFINE THE INTERFACIAL SIDECHAIN POSITIONS   
REMARK   3  AND FINE TUNE THE RELATIVE ORIENTATION OF THE TWO PROTEINS (WANG    
REMARK   3  ET AL. (2000) EMBO J. IN PRESS). THE TARGET FUNCTIONS COMPRISES     
REMARK   3  TERMS FOR THE NOE RESTRAINTS, THE DIPOLAR COUPLING RESTRAINTS       
REMARK   3  (CLORE ET AL. J.MAGN.RESON. 131, 159-162 (1998); J.MAGN.RESON. 133, 
REMARK   3  216-221(1998)), THE RADIUS OF GYRATION (KUSZEWSKI ET AL. (1999),    
REMARK   3  AND A QUARTIC VAN DER WAALS REPULSION TERM (NILGES ET AL. (1988)    
REMARK   3  FEBS LETT. 229, 129-136). THE STARTING COORDINATES COME FROM THE X- 
REMARK   3  RAY STRUCTURES (WITH PROTONS ADDED) OF E. COLI HPR (1POH, JIA ET    
REMARK   3  AL. (1993) J.BIOL.CHEM. 268, 22940-22501; RESOLUTION 1.5 A) AND     
REMARK   3  IIAGLC (MOLECULE 2 OF 2F3G, FEESE ET AL. BIOCHEMISTRY 36, 16087-    
REMARK   3  16096; RESOLUTION 2.0 A) IN SEVERAL DIFFERENT ORIENTATIONS WITH     
REMARK   3  THE CA-CA DISTANCE BETWEEN THE ACTIVE SITE HISTIDINES RANGING FROM  
REMARK   3  28 TO 95 A, INCLUDING ORIENTATIONS WHERE THE TWO ACTIVE SITE        
REMARK   3  HISTIDINES ARE NOT OPPOSED AND WHERE HPR IS DIRECTED TOWARDS THE    
REMARK   3  FACE OF IIAGLC OPPOSITE TO THE IIAGLC ACTIVE SITE. ONLY THE         
REMARK   3  INTERFACIAL SIDECHAINS ARE ALLOWED TO ALTER THEIR CONFORMATION;     
REMARK   3  THE BACKBONE AND NON-INTERFACIAL SIDECHAINS OF ONE MOLECULE         
REMARK   3  (IIAGLC) ARE HELD COMPLETELY FIXED; THE SECOND MOLECULE (HPR) CAN   
REMARK   3  ROTATE AND TRANSLATE BUT THE RELATIVE COORDINATES OF ITS BACKBONE   
REMARK   3  AND NON-INTERFACIAL SIDECHAINS ARE HELD FIXED.                      
REMARK   3                                                                      
REMARK   3  IN THIS ENTRY THE LAST COLUMN REPRESENTS THE AVERAGE RMS            
REMARK   3  DIFFERENCE BETWEEN THE INDIVIDUAL SIMULATED ANNEALING               
REMARK   3  STRUCTURES AND THE MEAN COORDINATE POSITIONS. IT IS                 
REMARK   3  IMPORTANT TO NOTE THAT THE VALUES GIVEN FOR THE BACKBONE            
REMARK   3  ATOMS AND NON-INTERFACIAL SIDECHAINS PROVIDE ONLY A                 
REMARK   3  MEASURE OF THE PRECISION WITH WHICH THE RELATIVE                    
REMARK   3  OF THE TWO PROTEINS HAVE BEEN DETERMINED AND DOES                   
REMARK   3  NOT TAKE INTO ACCOUNT THE ERRORS IN THE X-RAY COORDINATES           
REMARK   3  OF HPR AND IIAGLC.                                                  
REMARK   3                                                                      
REMARK   3  THREE SETS OF COORDINATES ARE GIVEN:                                
REMARK   3                                                                      
REMARK   3  MODEL 1: RESTRAINED MINIMIZED MEAN                                  
REMARK   3  COORDINATES OF THE UNPHOSPHORYLATED HPR-IIAGLC COMPLEX              
REMARK   3  SOLVED ON THE BASIS OF 82 INTERMOLECULAR DISTANCE                   
REMARK   3  RESTRAINTS (74 NOE DERIVED INTERPROTON DISTANCE                     
REMARK   3  AND 8 AMBIGUOUS INTERMOLECULAR SALT BRIDGE RESTRAINTS),             
REMARK   3  12 INTRAMOLECULAR INTERPROTON DISTANCE RESTRAINTS                   
REMARK   3  (RELATED SPECIFICALLY TO NOES INVOLVING RESIDUES                    
REMARK   3  315 AND 317 OF HPR), 61 NMR DERIVED SIDECHAIN TORSION               
REMARK   3  ANGLE RESTRAINTS, AND 195 1DNH DIPOLAR COUPLINGS                    
REMARK   3  (118 FOR IIAGLC AND 77 FOR HPR). CROSS-VALIDATION                   
REMARK   3  WAS USED FOR THE DIPOLAR COUPLINGS (CLORE AND GARRETT               
REMARK   3  (1999) J. AM. CHEM. SOC. 121, 9008-9012).                           
REMARK   3                                                                      
REMARK   3  MODEL 2: RESTRAINED MINIMIZED MEAN COORDINATES FOR THE              
REMARK   3  MODEL OF THE DISSOCIATIVE PHOSPHORYL TRANSITION STATE               
REMARK   3  HPR-IIAGLC COMPLEX. EXPERIMENTAL RESTRAINTS ARE                     
REMARK   3  TO THOSE USED FOR MODEL 1, EXCEPT THAT ONE                          
REMARK   3  INTRAMOLECULAR INTERPROTON DISTANCE RESTRAINT                       
REMARK   3  INVOLVING HIS15 WAS REMOVED TO PERMIT A TRANSITION STATE            
REMARK   3  TO FORM. IN ADDITION, COVALENT GEOMETRY RESTRAINTS                  
REMARK   3  ARE INCLUDED RELATING TO THE TRIGONAL BIPYRAMIDAL                   
REMARK   3  AT THE PHOSPHORUS. NO DISTANCE RESTRAINT IS INCLUDED                
REMARK   3  FOR THE N-P BOND LENGTHS. THE CA-CA DISTANCE BETWEEN                
REMARK   3  HIS315 (HPR) AND HIS90 (IIAGLC) REMAINS UNCHANGED FROM              
REMARK   3  MODEL 1, BUT THE ND1-NE2 DISTANCE BETWEEN HIS315 AND                
REMARK   3  HIS90 IS REDUCED TO 6 A, WITH ESSENTIALLY IDEALIZED                 
REMARK   3  GEOMETRY OF THE PHOSPHORYL TRANSITION STATE.                        
REMARK   3  THE ND1-NE2 DISTANCE CORRESPONDS TO A DISSOCIATIVE                  
REMARK   3  TRANSITION STATE. THE RMS DIFFERENCE BETWEEN THE MEAN               
REMARK   3  STRUCTURES OF THE UNPHOSPHORYLATED COMPLEX (MODEL 1)                
REMARK   3  AND THE TRANSITION STATE COMPLEX IS 0.03 A FOR THE                  
REMARK   3  BACKBONE ATOMS AND 0.2 A FOR THE INTERFACIAL                        
REMARK   3  SIDECHAINS (EXCLUDING HIS315 AND HIS90).                            
REMARK   3                                                                      
REMARK   3  MODEL 3: RESTRAINED MINIMIZED MEAN COORDINATES FOR THE              
REMARK   3  MODEL OF THE ASSOCIATIVE PHOSPHORYL TRANSITION STATE                
REMARK   3  HPR-IIAGLC COMPLEX. MODEL 3 IS DERIVED FROM MODEL 2                 
REMARK   3  BY CONSTRAINED/RESTRAINED MINIMIZATION IN WHICH                     
REMARK   3  THE COORDINATES OF ALL BACKBONE ATOMS, WITH THE                     
REMARK   3  OF RESIDUES 313-317 OF HPR AND RESIDUES 89-91 OF IIAGLC,            
REMARK   3  AND ALL NON-INTERFACIAL SIDECHAINS ARE HELD COMPLETELY              
REMARK   3  FIXED, AND IN WHICH THE N-P DISTANCES ARE RESTRAINED                
REMARK   3  TO CA. 2 A, CORRESPONDING TO AN SN2 ASSOCIATIVE                     
REMARK   3  TRANSITION STATE.                                                   
REMARK   3                                                                      
REMARK   3  HPR-IIAGLC COMPLEX                                                  
REMARK   3  DEVIATIONS FROM IDEALIZED GEOMETRY:                                 
REMARK   3  BONDS 0.014 A, ANGLES 1.74 A, IMPROPER TORSIONS 1.66 A              
REMARK   3  RMS DEVIATIONS FROM NOE DISTANCE RESTRAINTS: 0.057 A                
REMARK   3  RMS DEVIATIONS FROM SIDECHAIN TORSION ANGLE RESTRAINTS:             
REMARK   3      0.16 DEG.                                                       
REMARK   3  DIPOLAR COUPLING R-FACTORS (CLORE AND GARRETT (1999)                
REMARK   3      J. AM. CHEM. SOC. 121, 9008-9012):                              
REMARK   3      16.9% FOR HPR AND 15.2% FOR IIAGLC                              
REMARK   3  (NOTE ONLY ONE ALIGNMENT TENSOR IS USED FOR BOTH HPR                
REMARK   3  AND IIAGLC; FOR REFERENCE THE DIPOLAR COUPLING R-FACTORS            
REMARK   3  FOR THE FREE X-RAY STRUCTURES OF HPR AND IIAGLC                     
REMARK   3  (USING INDIVIDUAL ALIGNMENT TENSORS FOR THE TWO PROTEINS)           
REMARK   3  ARE 16.7% AND 15.0%, RESPECTIVELY).                                 
REMARK   4                                                                      
REMARK   4 1GGR COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-SEP-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000001499.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 308                                
REMARK 210  PH                             : 7.1                                
REMARK 210  IONIC STRENGTH                 : 10 MM SODIUM PHOSPHATE             
REMARK 210  PRESSURE                       : NULL                               
REMARK 210  SAMPLE CONTENTS                : NULL                               
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : NULL                               
REMARK 210  SPECTROMETER FIELD STRENGTH    : 500 MHZ; 600 MHZ; 750 MHZ; 800     
REMARK 210                                   MHZ                                
REMARK 210  SPECTROMETER MODEL             : DMX500; DMX600; DRX750; DRX800     
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : NULL                               
REMARK 210   METHOD USED                   : RIGID BODY MINIMIZATION AND        
REMARK 210                                   CONSTRAINED/RESTRAINED SIMULATED   
REMARK 210                                   ANNEALING                          
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 30                                 
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 3                                  
REMARK 210 CONFORMERS, SELECTION CRITERIA  : REGULARIZED MEAN STRUCTURES        
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL                
REMARK 210                                                                      
REMARK 210 REMARK: THE FOLLOWING EXPERIMENTS WERE CONDUCTED: (1) TRIPLE         
REMARK 210  RESONANCE FOR ASSIGNMENT OF PROTEIN; (2) QUANTITATIVE J             
REMARK 210  CORRELATION FOR COUPLING CONSTANTS; (3) 3D AND 4D HETERONUCLEAR     
REMARK 210  SEPARATED AND FILTERED NOE EXPERIMENTS; (4) IPAP EXPERIMENTS FOR    
REMARK 210  DIPOLAR COUPLINGS. DIPOLAR COUPLINGS WERE MEASURED IN A NEMATIC     
REMARK 210  PHASE OF A COLLOIDAL SUSPENSION OF TMV (CLORE ET AL. 1998           
REMARK 210  J.AM.CHEM.SOC. 120, 105-106).                                       
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
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: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER;                   
REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                            
REMARK 465   MODELS 1-3                                                         
REMARK 465     RES C SSSEQI                                                     
REMARK 465     GLY A     1                                                      
REMARK 465     LEU A     2                                                      
REMARK 465     PHE A     3                                                      
REMARK 465     ASP A     4                                                      
REMARK 465     LYS A     5                                                      
REMARK 465     LEU A     6                                                      
REMARK 465     LYS A     7                                                      
REMARK 465     SER A     8                                                      
REMARK 465     LEU A     9                                                      
REMARK 465     VAL A    10                                                      
REMARK 465     SER A    11                                                      
REMARK 465     ASP A    12                                                      
REMARK 465     ASP A    13                                                      
REMARK 465     LYS A    14                                                      
REMARK 465     LYS A    15                                                      
REMARK 465     ASP A    16                                                      
REMARK 465     THR A    17                                                      
REMARK 465     GLY A    18                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (RES=RESIDUE NAME;         
REMARK 470 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 470   MODELS 1-3                                                         
REMARK 470     RES CSSEQI  ATOMS                                                
REMARK 470     LYS A 168    O                                                   
REMARK 470     GLU B 385    O                                                   
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
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    GLY A   102     HZ1  LYS A   104              1.35            
REMARK 500   OD1  ASP A    64     H    VAL A   115              1.46            
REMARK 500   O    PHE A    91     HG1  THR A    95              1.53            
REMARK 500   OD1  ASP A    38    HH21  ARG B   317              1.57            
REMARK 500   O    ASN A   142     H    GLU A   145              1.58            
REMARK 500   O    ILE B   308     H    GLY B   358              1.58            
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  1 PRO A  37       48.01    -70.49                                   
REMARK 500  1 ASN A  57       14.52   -142.97                                   
REMARK 500  1 VAL A 158      123.64    -37.23                                   
REMARK 500  1 GLU A 160      -53.26   -136.42                                   
REMARK 500  1 HIS B 315     -178.06    -69.27                                   
REMARK 500  2 PRO A  37       48.03    -70.46                                   
REMARK 500  2 ASN A  57       14.48   -142.97                                   
REMARK 500  2 VAL A 158      123.68    -37.38                                   
REMARK 500  2 GLU A 160      -53.24   -136.43                                   
REMARK 500  2 HIS B 315     -178.04    -69.24                                   
REMARK 500  3 PRO A  37       48.03    -70.46                                   
REMARK 500  3 ASN A  57       14.48   -142.97                                   
REMARK 500  3 VAL A 158      122.48    -37.07                                   
REMARK 500  3 GLU A 160      -51.40   -137.43                                   
REMARK 500  3 HIS B 315     -141.40    -66.08                                   
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  3 ARG A 112         0.31    SIDE CHAIN                              
REMARK 500  3 ARG A 165         0.10    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3EZA   RELATED DB: PDB                                   
DBREF  1GGR A    1   168  UNP    P69783   PTGA_ECOLI       1    168             
DBREF  1GGR B  301   385  UNP    P0AA04   PTHP_ECOLI       1     85             
SEQRES   1 A  168  GLY LEU PHE ASP LYS LEU LYS SER LEU VAL SER ASP ASP          
SEQRES   2 A  168  LYS LYS ASP THR GLY THR ILE GLU ILE ILE ALA PRO LEU          
SEQRES   3 A  168  SER GLY GLU ILE VAL ASN ILE GLU ASP VAL PRO ASP VAL          
SEQRES   4 A  168  VAL PHE ALA GLU LYS ILE VAL GLY ASP GLY ILE ALA ILE          
SEQRES   5 A  168  LYS PRO THR GLY ASN LYS MET VAL ALA PRO VAL ASP GLY          
SEQRES   6 A  168  THR ILE GLY LYS ILE PHE GLU THR ASN HIS ALA PHE SER          
SEQRES   7 A  168  ILE GLU SER ASP SER GLY VAL GLU LEU PHE VAL HIS PHE          
SEQRES   8 A  168  GLY ILE ASP THR VAL GLU LEU LYS GLY GLU GLY PHE LYS          
SEQRES   9 A  168  ARG ILE ALA GLU GLU GLY GLN ARG VAL LYS VAL GLY ASP          
SEQRES  10 A  168  THR VAL ILE GLU PHE ASP LEU PRO LEU LEU GLU GLU LYS          
SEQRES  11 A  168  ALA LYS SER THR LEU THR PRO VAL VAL ILE SER ASN MET          
SEQRES  12 A  168  ASP GLU ILE LYS GLU LEU ILE LYS LEU SER GLY SER VAL          
SEQRES  13 A  168  THR VAL GLY GLU THR PRO VAL ILE ARG ILE LYS LYS              
SEQRES   1 B   85  MET PHE GLN GLN GLU VAL THR ILE THR ALA PRO ASN GLY          
SEQRES   2 B   85  LEU HIS THR ARG PRO ALA ALA GLN PHE VAL LYS GLU ALA          
SEQRES   3 B   85  LYS GLY PHE THR SER GLU ILE THR VAL THR SER ASN GLY          
SEQRES   4 B   85  LYS SER ALA SER ALA LYS SER LEU PHE LYS LEU GLN THR          
SEQRES   5 B   85  LEU GLY LEU THR GLN GLY THR VAL VAL THR ILE SER ALA          
SEQRES   6 B   85  GLU GLY GLU ASP GLU GLN LYS ALA VAL GLU HIS LEU VAL          
SEQRES   7 B   85  LYS LEU MET ALA GLU LEU GLU                                  
HET    PO3  B 200       4                                                       
HETNAM     PO3 PHOSPHITE ION                                                    
FORMUL   3  PO3    O3 P 3-                                                      
HELIX    1   1 ASN A   32  VAL A   36  5                                   5    
HELIX    2   2 ASP A   38  GLU A   43  1                                   6    
HELIX    3   3 ASP A   94  LYS A   99  5                                   6    
HELIX    4   4 ASP A  123  ALA A  131  1                                   9    
HELIX    5   5 ASN A  142  ILE A  146  5                                   5    
HELIX    6   6 HIS B  315  LYS B  327  1                                  13    
HELIX    7   7 SER B  346  GLN B  351  1                                   6    
HELIX    8   8 ASP B  369  LEU B  384  1                                  16    
SHEET    1   A 3 ILE A  20  ILE A  23  0                                        
SHEET    2   A 3 PRO A 162  LYS A 167 -1  N  VAL A 163   O  ILE A  22           
SHEET    3   A 3 GLU A 148  LYS A 151 -1  O  GLU A 148   N  LYS A 167           
SHEET    1   B 8 ARG A 112  VAL A 113  0                                        
SHEET    2   B 8 GLY A  65  ILE A  70 -1  O  GLY A  65   N  VAL A 113           
SHEET    3   B 8 ALA A  76  SER A  81 -1  O  SER A  78   N  GLY A  68           
SHEET    4   B 8 GLU A  86  HIS A  90 -1  N  LEU A  87   O  ILE A  79           
SHEET    5   B 8 THR A 136  ILE A 140 -1  O  PRO A 137   N  HIS A  90           
SHEET    6   B 8 ASP A  48  PRO A  54 -1  O  ASP A  48   N  ILE A 140           
SHEET    7   B 8 GLY A  28  VAL A  31 -1  O  GLU A  29   N  LYS A  53           
SHEET    8   B 8 SER A 155  VAL A 156 -1  N  VAL A 156   O  GLY A  28           
SHEET    1   C 3 LYS A  58  VAL A  60  0                                        
SHEET    2   C 3 THR A 118  PHE A 122 -1  N  VAL A 119   O  MET A  59           
SHEET    3   C 3 PHE A 103  ARG A 105 -1  O  LYS A 104   N  GLU A 121           
SHEET    1   D 4 PHE B 302  THR B 307  0                                        
SHEET    2   D 4 VAL B 360  GLU B 366 -1  N  VAL B 361   O  VAL B 306           
SHEET    3   D 4 GLU B 332  SER B 337 -1  O  GLU B 332   N  GLU B 366           
SHEET    4   D 4 LYS B 340  SER B 343 -1  O  LYS B 340   N  SER B 337           
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
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      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000                         
MODEL        1                                                                  
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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