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Database: PDB
Entry: 1MBT
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HEADER    OXIDOREDUCTASE                          28-NOV-95   1MBT              
TITLE     OXIDOREDUCTASE                                                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: URIDINE DIPHOSPHO-N-ACETYLENOLPYRUVYLGLUCOSAMINE REDUCTASE;
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: MURB;                                                       
COMPND   5 EC: 1.1.1.158;                                                       
COMPND   6 OTHER_DETAILS: BOUND FLAVIN-ADENINE DINUCLEOTIDE, PH 8.0             
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 STRAIN: AB1157 (ATCC)                                                
KEYWDS    FLAVOENZYME, OXIDOREDUCTASE                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.E.BENSON,C.T.WALSH,J.M.HOGLE                                        
REVDAT   3   14-FEB-24 1MBT    1       REMARK                                   
REVDAT   2   24-FEB-09 1MBT    1       VERSN                                    
REVDAT   1   14-OCT-96 1MBT    0                                                
JRNL        AUTH   T.E.BENSON,C.T.WALSH,J.M.HOGLE                               
JRNL        TITL   THE STRUCTURE OF THE SUBSTRATE-FREE FORM OF MURB, AN         
JRNL        TITL 2 ESSENTIAL ENZYME FOR THE SYNTHESIS OF BACTERIAL CELL WALLS.  
JRNL        REF    STRUCTURE                     V.   4    47 1996              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   8805513                                                      
JRNL        DOI    10.1016/S0969-2126(96)00008-1                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   T.E.BENSON,D.J.FILMAN,C.T.WALSH,J.M.HOGLE                    
REMARK   1  TITL   AN ENZYME-SUBSTRATE COMPLEX INVOLVED IN BACTERIAL CELL WALL  
REMARK   1  TITL 2 BIOSYNTHESIS                                                 
REMARK   1  REF    NAT.STRUCT.BIOL.              V.   2   644 1995              
REMARK   1  REFN                   ISSN 1072-8368                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   T.E.BENSON,C.T.WALSH,J.M.HOGLE                               
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY X-RAY CRYSTALLOGRAPHIC       
REMARK   1  TITL 2 STUDIES OF UDP-N-ACETYL ENOLPYRUVYLGLUCOSAMINE REDUCTASE     
REMARK   1  REF    PROTEIN SCI.                  V.   3  1125 1994              
REMARK   1  REFN                   ISSN 0961-8368                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   T.E.BENSON,J.L.MARQUARDT,A.C.MARQUARDT,F.A.ETZKORN,C.T.WALSH 
REMARK   1  TITL   OVEREXPRESSION, PURIFICATION, AND MECHANISTIC STUDY OF       
REMARK   1  TITL 2 UDP-N-ACETYLENOLPYRUVYLGLUCOSAMINE REDUCTASE                 
REMARK   1  REF    BIOCHEMISTRY                  V.  32  2024 1993              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 3.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 12.00                          
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)   (%) : 95.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 7271                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.209                           
REMARK   3   FREE R VALUE                     : 0.322                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2654                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 58                                      
REMARK   3   SOLVENT ATOMS            : 4                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.012                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.900                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
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  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1MBT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000174933.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 7297                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 12.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.9                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.47                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
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       25.20000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       45.40000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       39.55000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       45.40000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       25.20000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       39.55000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 DENSITY.                                                             
REMARK 400                                                                      
REMARK 400 THE SECONDARY STRUCTURE ASSIGNMENT IN THIS PDB ENTRY                 
REMARK 400 REFLECTS THE RESULTS OF AN AUTOMATED PROCEDURE.  FOR                 
REMARK 400 SECONDARY STRUCTURE ASSIGNMENTS MADE BY THE AUTHORS BASED            
REMARK 400 ON INSPECTION OF HYDROGEN BONDING PATTERNS, SEE THE                  
REMARK 400 ORIGINAL REFERENCE.                                                  
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     ASN A     2                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    HIS A   3   NE2   HIS A   3   CD2    -0.066                       
REMARK 500    HIS A  15   NE2   HIS A  15   CD2    -0.076                       
REMARK 500    HIS A  73   NE2   HIS A  73   CD2    -0.070                       
REMARK 500    HIS A  82   NE2   HIS A  82   CD2    -0.069                       
REMARK 500    HIS A  90   NE2   HIS A  90   CD2    -0.071                       
REMARK 500    HIS A 165   NE2   HIS A 165   CD2    -0.069                       
REMARK 500    HIS A 212   NE2   HIS A 212   CD2    -0.070                       
REMARK 500    HIS A 285   NE2   HIS A 285   CD2    -0.066                       
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    TRP A   8   CD1 -  CG  -  CD2 ANGL. DEV. =   7.8 DEGREES          
REMARK 500    TRP A   8   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.9 DEGREES          
REMARK 500    TRP A  33   CD1 -  CG  -  CD2 ANGL. DEV. =   6.2 DEGREES          
REMARK 500    TRP A  33   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.7 DEGREES          
REMARK 500    TRP A  79   CD1 -  CG  -  CD2 ANGL. DEV. =   5.8 DEGREES          
REMARK 500    TRP A  79   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    TRP A  89   CD1 -  CG  -  CD2 ANGL. DEV. =   7.7 DEGREES          
REMARK 500    TRP A  89   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.9 DEGREES          
REMARK 500    TRP A  89   CG  -  CD2 -  CE3 ANGL. DEV. =   5.5 DEGREES          
REMARK 500    TYR A 158   CB  -  CG  -  CD2 ANGL. DEV. =  -3.8 DEGREES          
REMARK 500    ARG A 170   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    ARG A 170   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    TRP A 184   CD1 -  CG  -  CD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    TRP A 184   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.7 DEGREES          
REMARK 500    ARG A 195   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    TRP A 267   CD1 -  CG  -  CD2 ANGL. DEV. =   5.5 DEGREES          
REMARK 500    TRP A 267   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.7 DEGREES          
REMARK 500    ARG A 286   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.5 DEGREES          
REMARK 500    GLU A 316   CA  -  CB  -  CG  ANGL. DEV. =  13.7 DEGREES          
REMARK 500    TRP A 321   CD1 -  CG  -  CD2 ANGL. DEV. =   6.5 DEGREES          
REMARK 500    TRP A 321   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.9 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    SER A  50        2.99    -61.22                                   
REMARK 500    ASN A  51       24.17   -142.03                                   
REMARK 500    GLU A  56     -167.49   -117.06                                   
REMARK 500    ARG A  59       31.43    -71.68                                   
REMARK 500    ALA A 124      140.07   -173.01                                   
REMARK 500    GLN A 130      -38.66    -32.72                                   
REMARK 500    THR A 143       -9.53   -142.04                                   
REMARK 500    LYS A 145      107.11    -36.50                                   
REMARK 500    ALA A 151      -26.87    -38.60                                   
REMARK 500    HIS A 165      -45.94   -140.13                                   
REMARK 500    ARG A 170      -47.43   -160.05                                   
REMARK 500    LEU A 188       40.63    -98.76                                   
REMARK 500    PRO A 249        1.24    -54.09                                   
REMARK 500    PRO A 252       84.64    -68.24                                   
REMARK 500    ALA A 257      -35.58    -39.82                                   
REMARK 500    ALA A 289       -1.04    -59.69                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 PHE A  248     PRO A  249                 -149.54                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 600                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD A 401                 
DBREF  1MBT A    1   342  UNP    P08373   MURB_ECOLI       1    342             
SEQRES   1 A  342  MET ASN HIS SER LEU LYS PRO TRP ASN THR PHE GLY ILE          
SEQRES   2 A  342  ASP HIS ASN ALA GLN HIS ILE VAL CYS ALA GLU ASP GLU          
SEQRES   3 A  342  GLN GLN LEU LEU ASN ALA TRP GLN TYR ALA THR ALA GLU          
SEQRES   4 A  342  GLY GLN PRO VAL LEU ILE LEU GLY GLU GLY SER ASN VAL          
SEQRES   5 A  342  LEU PHE LEU GLU ASP TYR ARG GLY THR VAL ILE ILE ASN          
SEQRES   6 A  342  ARG ILE LYS GLY ILE GLU ILE HIS ASP GLU PRO ASP ALA          
SEQRES   7 A  342  TRP TYR LEU HIS VAL GLY ALA GLY GLU ASN TRP HIS ARG          
SEQRES   8 A  342  LEU VAL LYS TYR THR LEU GLN GLU GLY MET PRO GLY LEU          
SEQRES   9 A  342  GLU ASN LEU ALA LEU ILE PRO GLY CYS VAL GLY SER SER          
SEQRES  10 A  342  PRO ILE GLN ASN ILE GLY ALA TYR GLY VAL GLU LEU GLN          
SEQRES  11 A  342  ARG VAL CYS ALA TYR VAL ASP SER VAL GLU LEU ALA THR          
SEQRES  12 A  342  GLY LYS GLN VAL ARG LEU THR ALA LYS GLU CYS ARG PHE          
SEQRES  13 A  342  GLY TYR ARG ASP SER ILE PHE LYS HIS GLU TYR GLN ASP          
SEQRES  14 A  342  ARG PHE ALA ILE VAL ALA VAL GLY LEU ARG LEU PRO LYS          
SEQRES  15 A  342  GLU TRP GLN PRO VAL LEU THR TYR GLY ASP LEU THR ARG          
SEQRES  16 A  342  LEU ASP PRO THR THR VAL THR PRO GLN GLN VAL PHE ASN          
SEQRES  17 A  342  ALA VAL CYS HIS MET ARG THR THR LYS LEU PRO ASP PRO          
SEQRES  18 A  342  LYS VAL ASN GLY ASN ALA GLY SER PHE PHE LYS ASN PRO          
SEQRES  19 A  342  VAL VAL SER ALA GLU THR ALA LYS ALA LEU LEU SER GLN          
SEQRES  20 A  342  PHE PRO THR ALA PRO ASN TYR PRO GLN ALA ASP GLY SER          
SEQRES  21 A  342  VAL LYS LEU ALA ALA GLY TRP LEU ILE ASP GLN CYS GLN          
SEQRES  22 A  342  LEU LYS GLY MET GLN ILE GLY GLY ALA ALA VAL HIS ARG          
SEQRES  23 A  342  GLN GLN ALA LEU VAL LEU ILE ASN GLU ASP ASN ALA LYS          
SEQRES  24 A  342  SER GLU ASP VAL VAL GLN LEU ALA HIS HIS VAL ARG GLN          
SEQRES  25 A  342  LYS VAL GLY GLU LYS PHE ASN VAL TRP LEU GLU PRO GLU          
SEQRES  26 A  342  VAL ARG PHE ILE GLY ALA SER GLY GLU VAL SER ALA VAL          
SEQRES  27 A  342  GLU THR ILE SER                                              
HET    SO4  A 600       5                                                       
HET    FAD  A 401      53                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     FAD FLAVIN-ADENINE DINUCLEOTIDE                                      
FORMUL   2  SO4    O4 S 2-                                                      
FORMUL   3  FAD    C27 H33 N9 O15 P2                                            
FORMUL   4  HOH   *4(H2 O)                                                      
HELIX    1   1 LEU A    5  PRO A    7  5                                   3    
HELIX    2   2 GLU A   26  GLU A   39  1                                  14    
HELIX    3   3 TRP A   89  GLN A   98  1                                  10    
HELIX    4   4 GLU A  105  LEU A  107  5                                   3    
HELIX    5   5 VAL A  114  GLN A  120  1                                   7    
HELIX    6   6 LEU A  129  VAL A  132  5                                   4    
HELIX    7   7 ILE A  162  HIS A  165  1                                   4    
HELIX    8   8 GLY A  191  ARG A  195  5                                   5    
HELIX    9   9 PRO A  203  LYS A  217  1                                  15    
HELIX   10  10 ALA A  238  LEU A  245  1                                   8    
HELIX   11  11 ALA A  265  GLN A  271  1                                   7    
HELIX   12  12 SER A  300  PHE A  318  1                                  19    
HELIX   13  13 ALA A  337  THR A  340  1                                   4    
SHEET    1   A 3 HIS A  19  ALA A  23  0                                        
SHEET    2   A 3 THR A  61  ASN A  65  1  N  VAL A  62   O  HIS A  19           
SHEET    3   A 3 VAL A  43  LEU A  46  1  N  LEU A  44   O  THR A  61           
SHEET    1   B 2 VAL A  52  PHE A  54  0                                        
SHEET    2   B 2 ARG A 327  ILE A 329  1  N  ARG A 327   O  LEU A  53           
SHEET    1   C 5 ILE A  70  ASP A  74  0                                        
SHEET    2   C 5 ALA A  78  GLY A  84 -1  N  HIS A  82   O  GLU A  71           
SHEET    3   C 5 ALA A 175  PRO A 181 -1  N  LEU A 180   O  TRP A  79           
SHEET    4   C 5 CYS A 133  VAL A 139 -1  N  ASP A 137   O  ALA A 175           
SHEET    5   C 5 GLN A 146  THR A 150 -1  N  LEU A 149   O  VAL A 136           
SHEET    1   D 2 SER A 138  GLU A 140  0                                        
SHEET    2   D 2 PHE A 171  ILE A 173 -1  N  ALA A 172   O  VAL A 139           
SHEET    1   E 2 ALA A 282  VAL A 284  0                                        
SHEET    2   E 2 LEU A 292  ASN A 294 -1  N  ILE A 293   O  ALA A 283           
SITE     1 AC1  3 TYR A 158  ASN A 233  LYS A 262                               
SITE     1 AC2 25 ILE A  45  LEU A  46  GLY A  47  GLU A  48                    
SITE     2 AC2 25 GLY A  49  SER A  50  ASN A  51  VAL A  52                    
SITE     3 AC2 25 ASN A  65  ILE A 110  PRO A 111  GLY A 112                    
SITE     4 AC2 25 CYS A 113  SER A 116  ILE A 119  GLN A 120                    
SITE     5 AC2 25 ILE A 122  GLY A 123  ARG A 159  ILE A 173                    
SITE     6 AC2 25 ARG A 214  ASN A 226  GLY A 228  GLU A 325                    
SITE     7 AC2 25 ARG A 327                                                     
CRYST1   50.400   79.100   90.800  90.00  90.00  90.00 P 21 21 21    4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.019841  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012642  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011013        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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