HEADER    HYDROLASE/HYDROLASE INHIBITOR           10-MAY-02   1LQG              
TITLE     ESCHERICHIA COLI URACIL-DNA GLYCOSYLASE COMPLEX WITH URACIL-DNA       
TITLE    2 GLYCOSYLASE INHIBITOR PROTEIN                                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: URACIL-DNA GLYCOSYLASE;                                    
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: UDG; URACIL-DNA-GLYCOSYLASE;                                
COMPND   5 EC: 3.2.2.-;                                                         
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: URACIL-DNA GLYCOSYLASE INHIBITOR;                          
COMPND   9 CHAIN: C, D;                                                         
COMPND  10 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 MOL_ID: 2;                                                           
SOURCE   7 ORGANISM_SCIENTIFIC: BACILLUS PHAGE PBS2;                            
SOURCE   8 ORGANISM_TAXID: 10684;                                               
SOURCE   9 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  10 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    GLYCOSYLASE, INHIBITOR, DNA REPAIR, BASE EXCISION, COMPLEX            
KEYWDS   2 (HYDROLASE-INHIBITOR), HYDROLASE-HYDROLASE INHIBITOR COMPLEX         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.SAIKRISHNAN,M.B.SAGAR,R.RAVISHANKAR,S.ROY,K.PURNAPATRE,P.HANDA,     
AUTHOR   2 U.VARSHNEY,M.VIJAYAN                                                 
REVDAT   4   14-FEB-24 1LQG    1       SEQADV                                   
REVDAT   3   24-FEB-09 1LQG    1       VERSN                                    
REVDAT   2   22-NOV-02 1LQG    1       SOURCE REMARK                            
REVDAT   1   10-NOV-02 1LQG    0                                                
JRNL        AUTH   K.SAIKRISHNAN,M.BIDYA SAGAR,R.RAVISHANKAR,S.ROY,             
JRNL        AUTH 2 K.PURNAPATRE,P.HANDA,U.VARSHNEY,M.VIJAYAN                    
JRNL        TITL   DOMAIN CLOSURE AND ACTION OF URACIL DNA GLYCOSYLASE (UDG):   
JRNL        TITL 2 STRUCTURES OF NEW CRYSTAL FORMS CONTAINING THE ESCHERICHIA   
JRNL        TITL 3 COLI ENZYME AND A COMPARATIVE STUDY OF THE KNOWN STRUCTURES  
JRNL        TITL 4 INVOLVING UDG.                                               
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  58  1269 2002              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   12136137                                                     
JRNL        DOI    10.1107/S0907444902009599                                    
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   R.RAVISHANKAR,M.B.SAGAR,S.ROY,K.PURNAPATRE,P.HANDA,          
REMARK   1  AUTH 2 U.VARSHNEY,M.VIJAYAN                                         
REMARK   1  TITL   X-RAY ANALYSIS OF A COMPLEX OF ESCHERICHIA COLI URACIL DNA   
REMARK   1  TITL 2 GLYCOSYLASE (ECUDG) WITH A PROTEINACEOUS INHIBITOR. THE      
REMARK   1  TITL 3 STRUCTURE ELUCIDATION OF A PROKARYOTIC UDG                   
REMARK   1  REF    NUCLEIC ACIDS RES.            V.  26  4880 1998              
REMARK   1  REFN                   ISSN 0305-1048                               
REMARK   1  DOI    10.1093/NAR/26.21.4880                                       
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   S.ROY,K.PURNAPATRE,P.HANDA,M.BOYANAPALLI,U.VARSHNEY          
REMARK   1  TITL   USE OF A COUPLED TRANSCRIPTIONAL SYSTEM FOR CONSISTENT       
REMARK   1  TITL 2 OVEREXPRESSION AND PURIFICATION OF UDG-UGI COMPLEX AND UGI   
REMARK   1  TITL 3 FROM ESCHERICHIA COLI                                        
REMARK   1  REF    PROTEIN EXPR.PURIF.           V.  13   155 1998              
REMARK   1  REFN                   ISSN 1046-5928                               
REMARK   1  DOI    10.1006/PREP.1998.0878                                       
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   C.D.PUTNAM,M.J.N.SHROYER,A.J.LUNDQUIST,C.D.MOL,A.S.ARVAI,    
REMARK   1  AUTH 2 D.W.MOSBAUGH,J.A.TAINER                                      
REMARK   1  TITL   PROTEIN MIMICRY OF DNA FROM CRYSTAL STRUCTURES OF THE        
REMARK   1  TITL 2 URACIL-DNA GLYCOSYLASE INHIBITOR PROTEIN AND ITS COMPLEX     
REMARK   1  TITL 3 WITH ESCHERICHIA COLI URACIL-DNA GLYCOSYLASE.                
REMARK   1  REF    J.MOL.BIOL.                   V. 287   331 1999              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1  DOI    10.1006/JMBI.1999.2605                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.851                                         
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 10000000.000                   
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0010                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 93.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 14095                          
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) : 0.183                           
REMARK   3   FREE R VALUE                     : 0.277                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 6.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 969                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.009                           
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) : 2.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 3.08                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 89.70                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2052                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2420                       
REMARK   3   BIN FREE R VALUE                    : 0.3730                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 7.00                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 154                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.030                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4609                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 156                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 33.40                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.25                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.25                            
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) : 0.41                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.44                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.011                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.700                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 27.20                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.830                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : GROUP                                     
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  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  : PARHCSDX.PRO                                   
REMARK   3  PARAMETER FILE  2  : PARAM11.WAT                                    
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : TOPH11.WAT                                     
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED                   
REMARK   4                                                                      
REMARK   4 1LQG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-MAY-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000016185.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 293.0                              
REMARK 200  PH                             : 7.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 14803                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.0                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.11000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.1000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.00                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.37800                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: 1EUI                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.84                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20MM TRIS-HCL, 10% PEG 1250, PH 7.6,     
REMARK 280  VAPOR DIFFUSION, HANGING DROP AT 293K                               
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       25.58200            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       70.88800            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       44.95100            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       70.88800            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       25.58200            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       44.95100            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
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 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: 1990 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 13490 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -13.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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: 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: 2040 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12870 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, 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: 3                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5760 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 24630 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -39.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 APPLY THE FOLLOWING TO CHAINS: B, D                                  
REMARK 350   BIOMT1   2 -1.000000  0.000000  0.000000       25.58200            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000       89.90200            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000       70.88800            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     GLU A   229                                                      
REMARK 465     MET B     1                                                      
REMARK 465     ALA B   226                                                      
REMARK 465     GLU B   227                                                      
REMARK 465     SER B   228                                                      
REMARK 465     GLU B   229                                                      
REMARK 465     MET C     1                                                      
REMARK 465     THR C     2                                                      
REMARK 465     ASN C     3                                                      
REMARK 465     LEU C     4                                                      
REMARK 465     SER C     5                                                      
REMARK 465     ASP C     6                                                      
REMARK 465     ILE C     7                                                      
REMARK 465     ILE C     8                                                      
REMARK 465     GLU C     9                                                      
REMARK 465     LYS C    10                                                      
REMARK 465     GLU C    11                                                      
REMARK 465     MET D     1                                                      
REMARK 465     THR D     2                                                      
REMARK 465     ASN D     3                                                      
REMARK 465     LEU D     4                                                      
REMARK 465     SER D     5                                                      
REMARK 465     ASP D     6                                                      
REMARK 465     ILE D     7                                                      
REMARK 465     ILE D     8                                                      
REMARK 465     GLU D     9                                                      
REMARK 465     LYS D    10                                                      
REMARK 465     GLU D    11                                                      
REMARK 465     THR D    12                                                      
REMARK 465     GLY D    13                                                      
REMARK 465     LYS D    14                                                      
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     ASN A   3    CB   CG   OD1  ND2                                  
REMARK 470     GLU A   4    CG   CD   OE1  OE2                                  
REMARK 470     VAL A  10    CB   CG1  CG2                                       
REMARK 470     SER A  33    OG                                                  
REMARK 470     LYS A  42    CG   CD   CE   NZ                                   
REMARK 470     ASN A 107    CG   OD1  ND2                                       
REMARK 470     LYS A 170    CG   CD   CE   NZ                                   
REMARK 470     LYS A 171    CG   CD   CE   NZ                                   
REMARK 470     LYS A 177    CG   CD   CE   NZ                                   
REMARK 470     ARG A 195    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ALA A 226    CB                                                  
REMARK 470     GLU A 227    CB   CG   CD   OE1  OE2                             
REMARK 470     THR B   6    OG1  CG2                                            
REMARK 470     VAL B  10    CG1  CG2                                            
REMARK 470     GLN B  16    CG   CD   OE1  NE2                                  
REMARK 470     LYS B 170    CB   CG   CD   CE   NZ                              
REMARK 470     LYS B 171    CG   CD   CE   NZ                                   
REMARK 470     ARG B 195    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASN B 201    CG   OD1  ND2                                       
REMARK 470     GLU B 211    CG   CD   OE1  OE2                                  
REMARK 470     GLN B 212    CG   CD   OE1  NE2                                  
REMARK 470     THR C  12    OG1  CG2                                            
REMARK 470     SER C  50    OG                                                  
REMARK 470     GLU C  64    CG   CD   OE1  OE2                                  
REMARK 470     GLU D  38    CG   CD   OE1  OE2                                  
REMARK 470     GLU D  49    CG   CD   OE1  OE2                                  
REMARK 470     GLU D  64    CG   CD   OE1  OE2                                  
REMARK 470     GLU D  78    CG   CD   OE1  OE2                                  
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   157     NH2  ARG A   213              2.14            
REMARK 500   OXT  LEU C    84     O    HOH C    94              2.18            
REMARK 500   OE2  GLU A    95     O    CYS A   200              2.19            
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    TYR A  38   N   -  CA  -  C   ANGL. DEV. =  17.5 DEGREES          
REMARK 500    TYR B  38   N   -  CA  -  C   ANGL. DEV. =  19.6 DEGREES          
REMARK 500    PRO B 101   C   -  N   -  CA  ANGL. DEV. =  14.4 DEGREES          
REMARK 500    PRO B 101   C   -  N   -  CD  ANGL. DEV. = -13.1 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    GLU A   4       86.48     14.63                                   
REMARK 500    HIS A   8       -5.52   -145.09                                   
REMARK 500    VAL A  10      -35.40     66.57                                   
REMARK 500    LEU A  11        4.45    -61.04                                   
REMARK 500    GLU A  14       30.33    -75.72                                   
REMARK 500    LYS A  15       -6.70   -144.27                                   
REMARK 500    TYR A  38      -71.05    -93.03                                   
REMARK 500    VAL A  44      -39.16    -31.70                                   
REMARK 500    VAL A  56      109.07    -59.56                                   
REMARK 500    GLN A  63      -96.05    -84.02                                   
REMARK 500    GLN A  71      -75.60    -78.52                                   
REMARK 500    HIS A  73       27.13   -141.09                                   
REMARK 500    PHE A  77      -40.28     61.60                                   
REMARK 500    PRO A  81      -19.57    -35.57                                   
REMARK 500    PHE A 103      170.24    -45.17                                   
REMARK 500    THR A 104      145.10    179.99                                   
REMARK 500    PRO A 106     -137.86    -66.08                                   
REMARK 500    ASN A 107       24.70   -155.60                                   
REMARK 500    LEU A 121       73.51   -103.50                                   
REMARK 500    ALA A 137       22.86    -71.88                                   
REMARK 500    SER A 138       27.06   -145.12                                   
REMARK 500    LYS A 170     -131.27     37.72                                   
REMARK 500    LYS A 171     -112.02     45.21                                   
REMARK 500    ALA A 173       78.88   -170.65                                   
REMARK 500    PRO A 190      -37.14    -39.43                                   
REMARK 500    SER A 192       -4.65   -143.29                                   
REMARK 500    ASN A 201       40.03   -107.14                                   
REMARK 500    PRO A 225     -114.68    -95.71                                   
REMARK 500    ALA A 226     -154.30    121.61                                   
REMARK 500    GLU A 227      122.19    158.08                                   
REMARK 500    GLU B   4     -105.28    128.83                                   
REMARK 500    LEU B   5       59.09    156.57                                   
REMARK 500    THR B   6     -110.65    -59.99                                   
REMARK 500    TRP B   7       18.21   -152.50                                   
REMARK 500    VAL B  10      -30.10     61.16                                   
REMARK 500    LEU B  11       -8.30    -58.63                                   
REMARK 500    GLU B  13      -41.70   -177.09                                   
REMARK 500    TYR B  38      -89.49    -75.60                                   
REMARK 500    VAL B  56      106.46    -58.10                                   
REMARK 500    GLN B  63      -89.46    -92.90                                   
REMARK 500    HIS B  73       27.41   -144.85                                   
REMARK 500    PHE B  77      -35.65     56.06                                   
REMARK 500    PRO B  81      -23.98    -36.80                                   
REMARK 500    ILE B  85      109.05    -59.58                                   
REMARK 500    PRO B 101       24.20    -47.14                                   
REMARK 500    THR B 104      -94.87   -111.08                                   
REMARK 500    ARG B 105      124.32    168.93                                   
REMARK 500    HIS B 108      150.09    174.43                                   
REMARK 500    HIS B 134       15.24     59.32                                   
REMARK 500    ALA B 137       20.38    -77.94                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      69 RAMACHANDRAN OUTLIERS.                        
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    TYR A  38         0.07    SIDE CHAIN                              
REMARK 500    TYR B  38         0.08    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1EUI   RELATED DB: PDB                                   
REMARK 900 E.COLI UDG-UGI COMPLEX                                               
REMARK 900 RELATED ID: 1LQJ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1LQM   RELATED DB: PDB                                   
DBREF  1LQG A    2   229  UNP    P12295   UNG_ECOLI        1    228             
DBREF  1LQG B    2   229  UNP    P12295   UNG_ECOLI        1    228             
DBREF  1LQG C    1    84  UNP    P14739   UNGI_BPPB2       1     84             
DBREF  1LQG D    1    84  UNP    P14739   UNGI_BPPB2       1     84             
SEQADV 1LQG MET A    1  UNP  P12295              CLONING ARTIFACT               
SEQADV 1LQG MET B    1  UNP  P12295              CLONING ARTIFACT               
SEQRES   1 A  229  MET ALA ASN GLU LEU THR TRP HIS ASP VAL LEU ALA GLU          
SEQRES   2 A  229  GLU LYS GLN GLN PRO TYR PHE LEU ASN THR LEU GLN THR          
SEQRES   3 A  229  VAL ALA SER GLU ARG GLN SER GLY VAL THR ILE TYR PRO          
SEQRES   4 A  229  PRO GLN LYS ASP VAL PHE ASN ALA PHE ARG PHE THR GLU          
SEQRES   5 A  229  LEU GLY ASP VAL LYS VAL VAL ILE LEU GLY GLN ASP PRO          
SEQRES   6 A  229  TYR HIS GLY PRO GLY GLN ALA HIS GLY LEU ALA PHE SER          
SEQRES   7 A  229  VAL ARG PRO GLY ILE ALA ILE PRO PRO SER LEU LEU ASN          
SEQRES   8 A  229  MET TYR LYS GLU LEU GLU ASN THR ILE PRO GLY PHE THR          
SEQRES   9 A  229  ARG PRO ASN HIS GLY TYR LEU GLU SER TRP ALA ARG GLN          
SEQRES  10 A  229  GLY VAL LEU LEU LEU ASN THR VAL LEU THR VAL ARG ALA          
SEQRES  11 A  229  GLY GLN ALA HIS SER HIS ALA SER LEU GLY TRP GLU THR          
SEQRES  12 A  229  PHE THR ASP LYS VAL ILE SER LEU ILE ASN GLN HIS ARG          
SEQRES  13 A  229  GLU GLY VAL VAL PHE LEU LEU TRP GLY SER HIS ALA GLN          
SEQRES  14 A  229  LYS LYS GLY ALA ILE ILE ASP LYS GLN ARG HIS HIS VAL          
SEQRES  15 A  229  LEU LYS ALA PRO HIS PRO SER PRO LEU SER ALA HIS ARG          
SEQRES  16 A  229  GLY PHE PHE GLY CYS ASN HIS PHE VAL LEU ALA ASN GLN          
SEQRES  17 A  229  TRP LEU GLU GLN ARG GLY GLU THR PRO ILE ASP TRP MET          
SEQRES  18 A  229  PRO VAL LEU PRO ALA GLU SER GLU                              
SEQRES   1 B  229  MET ALA ASN GLU LEU THR TRP HIS ASP VAL LEU ALA GLU          
SEQRES   2 B  229  GLU LYS GLN GLN PRO TYR PHE LEU ASN THR LEU GLN THR          
SEQRES   3 B  229  VAL ALA SER GLU ARG GLN SER GLY VAL THR ILE TYR PRO          
SEQRES   4 B  229  PRO GLN LYS ASP VAL PHE ASN ALA PHE ARG PHE THR GLU          
SEQRES   5 B  229  LEU GLY ASP VAL LYS VAL VAL ILE LEU GLY GLN ASP PRO          
SEQRES   6 B  229  TYR HIS GLY PRO GLY GLN ALA HIS GLY LEU ALA PHE SER          
SEQRES   7 B  229  VAL ARG PRO GLY ILE ALA ILE PRO PRO SER LEU LEU ASN          
SEQRES   8 B  229  MET TYR LYS GLU LEU GLU ASN THR ILE PRO GLY PHE THR          
SEQRES   9 B  229  ARG PRO ASN HIS GLY TYR LEU GLU SER TRP ALA ARG GLN          
SEQRES  10 B  229  GLY VAL LEU LEU LEU ASN THR VAL LEU THR VAL ARG ALA          
SEQRES  11 B  229  GLY GLN ALA HIS SER HIS ALA SER LEU GLY TRP GLU THR          
SEQRES  12 B  229  PHE THR ASP LYS VAL ILE SER LEU ILE ASN GLN HIS ARG          
SEQRES  13 B  229  GLU GLY VAL VAL PHE LEU LEU TRP GLY SER HIS ALA GLN          
SEQRES  14 B  229  LYS LYS GLY ALA ILE ILE ASP LYS GLN ARG HIS HIS VAL          
SEQRES  15 B  229  LEU LYS ALA PRO HIS PRO SER PRO LEU SER ALA HIS ARG          
SEQRES  16 B  229  GLY PHE PHE GLY CYS ASN HIS PHE VAL LEU ALA ASN GLN          
SEQRES  17 B  229  TRP LEU GLU GLN ARG GLY GLU THR PRO ILE ASP TRP MET          
SEQRES  18 B  229  PRO VAL LEU PRO ALA GLU SER GLU                              
SEQRES   1 C   84  MET THR ASN LEU SER ASP ILE ILE GLU LYS GLU THR GLY          
SEQRES   2 C   84  LYS GLN LEU VAL ILE GLN GLU SER ILE LEU MET LEU PRO          
SEQRES   3 C   84  GLU GLU VAL GLU GLU VAL ILE GLY ASN LYS PRO GLU SER          
SEQRES   4 C   84  ASP ILE LEU VAL HIS THR ALA TYR ASP GLU SER THR ASP          
SEQRES   5 C   84  GLU ASN VAL MET LEU LEU THR SER ASP ALA PRO GLU TYR          
SEQRES   6 C   84  LYS PRO TRP ALA LEU VAL ILE GLN ASP SER ASN GLY GLU          
SEQRES   7 C   84  ASN LYS ILE LYS MET LEU                                      
SEQRES   1 D   84  MET THR ASN LEU SER ASP ILE ILE GLU LYS GLU THR GLY          
SEQRES   2 D   84  LYS GLN LEU VAL ILE GLN GLU SER ILE LEU MET LEU PRO          
SEQRES   3 D   84  GLU GLU VAL GLU GLU VAL ILE GLY ASN LYS PRO GLU SER          
SEQRES   4 D   84  ASP ILE LEU VAL HIS THR ALA TYR ASP GLU SER THR ASP          
SEQRES   5 D   84  GLU ASN VAL MET LEU LEU THR SER ASP ALA PRO GLU TYR          
SEQRES   6 D   84  LYS PRO TRP ALA LEU VAL ILE GLN ASP SER ASN GLY GLU          
SEQRES   7 D   84  ASN LYS ILE LYS MET LEU                                      
FORMUL   5  HOH   *156(H2 O)                                                    
HELIX    1   1 GLN A   17  GLY A   34  1                                  18    
HELIX    2   2 PHE A   45  THR A   51  1                                   7    
HELIX    3   3 GLU A   52  VAL A   56  5                                   5    
HELIX    4   4 PRO A   86  ILE A  100  1                                  15    
HELIX    5   5 LEU A  111  ARG A  116  1                                   6    
HELIX    6   6 GLY A  140  ARG A  156  1                                  17    
HELIX    7   7 GLY A  165  GLN A  169  1                                   5    
HELIX    8   8 SER A  189  HIS A  194  1                                   6    
HELIX    9   9 ASN A  201  ARG A  213  1                                  13    
HELIX   10  10 VAL B   10  LYS B   15  1                                   6    
HELIX   11  11 GLN B   17  GLY B   34  1                                  18    
HELIX   12  12 PHE B   45  THR B   51  1                                   7    
HELIX   13  13 GLU B   52  VAL B   56  5                                   5    
HELIX   14  14 PRO B   86  ILE B  100  1                                  15    
HELIX   15  15 LEU B  111  ARG B  116  1                                   6    
HELIX   16  16 GLY B  140  ARG B  156  1                                  17    
HELIX   17  17 GLY B  165  GLN B  169  1                                   5    
HELIX   18  18 ASN B  201  ARG B  213  1                                  13    
HELIX   19  19 LEU C   25  GLY C   34  1                                  10    
HELIX   20  20 LEU D   25  GLY D   34  1                                  10    
SHEET    1   A 4 VAL A 119  ASN A 123  0                                        
SHEET    2   A 4 VAL A  58  GLY A  62  1  N  ILE A  60   O  LEU A 120           
SHEET    3   A 4 VAL A 160  TRP A 164  1  O  LEU A 162   N  VAL A  59           
SHEET    4   A 4 HIS A 181  ALA A 185  1  O  HIS A 181   N  PHE A 161           
SHEET    1   B 4 VAL B 119  ASN B 123  0                                        
SHEET    2   B 4 VAL B  58  GLY B  62  1  N  GLY B  62   O  LEU B 122           
SHEET    3   B 4 VAL B 160  TRP B 164  1  O  VAL B 160   N  VAL B  59           
SHEET    4   B 4 HIS B 181  ALA B 185  1  O  HIS B 181   N  PHE B 161           
SHEET    1   C 5 GLU C  20  MET C  24  0                                        
SHEET    2   C 5 ILE C  41  ALA C  46 -1  O  VAL C  43   N  ILE C  22           
SHEET    3   C 5 ASN C  54  SER C  60 -1  O  THR C  59   N  LEU C  42           
SHEET    4   C 5 PRO C  67  GLN C  73 -1  O  ALA C  69   N  LEU C  58           
SHEET    5   C 5 ASN C  79  MET C  83 -1  O  LYS C  80   N  ILE C  72           
SHEET    1   D 5 GLU D  20  MET D  24  0                                        
SHEET    2   D 5 ILE D  41  ASP D  48 -1  O  VAL D  43   N  ILE D  22           
SHEET    3   D 5 GLU D  53  SER D  60 -1  O  THR D  59   N  LEU D  42           
SHEET    4   D 5 PRO D  67  GLN D  73 -1  O  VAL D  71   N  MET D  56           
SHEET    5   D 5 ASN D  79  MET D  83 -1  O  LYS D  80   N  ILE D  72           
CISPEP   1 ALA C   62    PRO C   63          0        -0.93                     
CISPEP   2 ALA D   62    PRO D   63          0        -0.14                     
CRYST1   51.164   89.902  141.776  90.00  90.00  90.00 P 21 21 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      0.019545  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011123  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007053        0.00000