HEADER    HYDROLASE                               02-SEP-98   1BT5              
TITLE     CRYSTAL STRUCTURE OF THE IMIPENEM INHIBITED TEM-1 BETA-LACTAMASE FROM 
TITLE    2 ESCHERICHIA COLI                                                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN (BETA-LACTAMASE);                                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 3.5.2.6;                                                         
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES;                                                       
COMPND   7 OTHER_DETAILS: ESTER LINK BETWEEN SER A 70 OG AND IM2 350 C7         
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 VARIANT: V82I, A182V;                                                
SOURCE   5 CELLULAR_LOCATION: PERIPLASMIC;                                      
SOURCE   6 GENE: BLA;                                                           
SOURCE   7 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   9 EXPRESSION_SYSTEM_CELLULAR_LOCATION: PERIPLASM                       
KEYWDS    HYDROLASE, BETA-LACTAM DEGRADATION                                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.MAVEYRAUD,L.MOUREY,J.D.PEDELACQ,V.GUILLET,L.K.KOTRA,S.MOBASHERY,    
AUTHOR   2 J.P.SAMAMA                                                           
REVDAT   6   20-NOV-24 1BT5    1       REMARK                                   
REVDAT   5   27-DEC-23 1BT5    1       REMARK                                   
REVDAT   4   03-NOV-21 1BT5    1       COMPND REMARK SEQADV HETNAM              
REVDAT   4 2                   1       LINK                                     
REVDAT   3   31-AUG-11 1BT5    1       HETNAM HETSYN VERSN                      
REVDAT   2   24-FEB-09 1BT5    1       VERSN                                    
REVDAT   1   02-SEP-99 1BT5    0                                                
JRNL        AUTH   L.MAVEYRAUD,L.MOUREY,L.P.KOTRA,J.D.PEDELACQ,V.GUILLET,       
JRNL        AUTH 2 S.MOBASHERY,J.P.SAMAMA                                       
JRNL        TITL   STRUCTURAL BASIS FOR CLINICAL LONGEVITY OF CARBAPENEM        
JRNL        TITL 2 ANTIBIOTICS IN THE FACE OF CHALLENGE BY THE COMMON CLASS A   
JRNL        TITL 3 BETA-LACTAMASES FROM ANTIBIOTIC-RESISTANT BACTERIA           
JRNL        REF    J.AM.CHEM.SOC.                V. 120  9748 1998              
JRNL        REFN                   ISSN 0002-7863                               
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   C.JELSCH,L.MOUREY,J.M.MASSON,J.P.SAMAMA                      
REMARK   1  TITL   CRYSTAL STRUCTURE OF ESCHERICHIA COLI TEM1 BETA-LACTAMASE AT 
REMARK   1  TITL 2 1.8 A RESOLUTION                                             
REMARK   1  REF    PROTEINS                      V.  16   364 1993              
REMARK   1  REFN                   ISSN 0887-3585                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   C.JELSCH,F.LENFANT,J.M.MASSON,J.P.SAMAMA                     
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY CRYSTALLOGRAPHIC DATA ON     
REMARK   1  TITL 2 ESCHERICHIA COLI TEM1 BETA-LACTAMASE                         
REMARK   1  REF    J.MOL.BIOL.                   V. 223   377 1992              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 18.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 21708                          
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 + TEST SET) : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.173                           
REMARK   3   FREE R VALUE                     : 0.238                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1113                            
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2030                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 60                                      
REMARK   3   SOLVENT ATOMS            : 347                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 12.13                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 10.73                          
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): NULL          
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : 0.010 ; 0.020               
REMARK   3    ANGLE DISTANCE                  (A) : 0.022 ; 0.030               
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : 0.075 ; 0.050               
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : 0.013 ; 0.020               
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : 0.113 ; 0.150               
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : 0.179 ; 0.300               
REMARK   3    MULTIPLE TORSION                (A) : 0.267 ; 0.300               
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : 10.900; 2.000               
REMARK   3    STAGGERED                 (DEGREES) : 16.900; 15.000              
REMARK   3    TRANSVERSE                (DEGREES) : 28.700; 20.000              
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 0.530 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 0.677 ; 1.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.281 ; 1.500                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.016 ; 3.000                
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: EXTERNAL BULK SOLVENT CORRECTION          
REMARK   3  COMPUTED WITH XPLOR 3.1                                             
REMARK   4                                                                      
REMARK   4 1BT5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-JUL-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000007314.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-OCT-97                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X31                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.1271                             
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 : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA, CCP4 (SCALA)                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 21770                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 18.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.3                               
REMARK 200  DATA REDUNDANCY                : 3.900                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.05900                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 20.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.89                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.60                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.11600                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 8.700                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER                        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 36.20                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.94                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.8                                   
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       20.71000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       44.66500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       31.00500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       44.66500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       20.71000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       31.00500            
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 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   OD1  ASN A   100     O    HOH A   360     2555     1.96            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A 241   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 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    MET A  69     -146.71     57.51                                   
REMARK 500    ASN A 175       -1.42     69.99                                   
REMARK 500    LEU A 220     -129.32    -97.43                                   
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 351                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 352                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 353                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 354                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 355                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 356                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 357                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 358                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IM2 A 350                 
DBREF  1BT5 A   26   290  UNP    P62593   BLAT_ECOLI      24    286             
SEQADV 1BT5 ILE A   84  UNP  P62593    VAL    82 ENGINEERED MUTATION            
SEQADV 1BT5 VAL A  184  UNP  P62593    ALA   182 ENGINEERED MUTATION            
SEQRES   1 A  263  HIS PRO GLU THR LEU VAL LYS VAL LYS ASP ALA GLU ASP          
SEQRES   2 A  263  GLN LEU GLY ALA ARG VAL GLY TYR ILE GLU LEU ASP LEU          
SEQRES   3 A  263  ASN SER GLY LYS ILE LEU GLU SER PHE ARG PRO GLU GLU          
SEQRES   4 A  263  ARG PHE PRO MET MET SER THR PHE LYS VAL LEU LEU CYS          
SEQRES   5 A  263  GLY ALA VAL LEU SER ARG ILE ASP ALA GLY GLN GLU GLN          
SEQRES   6 A  263  LEU GLY ARG ARG ILE HIS TYR SER GLN ASN ASP LEU VAL          
SEQRES   7 A  263  GLU TYR SER PRO VAL THR GLU LYS HIS LEU THR ASP GLY          
SEQRES   8 A  263  MET THR VAL ARG GLU LEU CYS SER ALA ALA ILE THR MET          
SEQRES   9 A  263  SER ASP ASN THR ALA ALA ASN LEU LEU LEU THR THR ILE          
SEQRES  10 A  263  GLY GLY PRO LYS GLU LEU THR ALA PHE LEU HIS ASN MET          
SEQRES  11 A  263  GLY ASP HIS VAL THR ARG LEU ASP ARG TRP GLU PRO GLU          
SEQRES  12 A  263  LEU ASN GLU ALA ILE PRO ASN ASP GLU ARG ASP THR THR          
SEQRES  13 A  263  MET PRO VAL ALA MET ALA THR THR LEU ARG LYS LEU LEU          
SEQRES  14 A  263  THR GLY GLU LEU LEU THR LEU ALA SER ARG GLN GLN LEU          
SEQRES  15 A  263  ILE ASP TRP MET GLU ALA ASP LYS VAL ALA GLY PRO LEU          
SEQRES  16 A  263  LEU ARG SER ALA LEU PRO ALA GLY TRP PHE ILE ALA ASP          
SEQRES  17 A  263  LYS SER GLY ALA GLY GLU ARG GLY SER ARG GLY ILE ILE          
SEQRES  18 A  263  ALA ALA LEU GLY PRO ASP GLY LYS PRO SER ARG ILE VAL          
SEQRES  19 A  263  VAL ILE TYR THR THR GLY SER GLN ALA THR MET ASP GLU          
SEQRES  20 A  263  ARG ASN ARG GLN ILE ALA GLU ILE GLY ALA SER LEU ILE          
SEQRES  21 A  263  LYS HIS TRP                                                  
HET    SO4  A 351       5                                                       
HET    SO4  A 352       5                                                       
HET    SO4  A 353       5                                                       
HET    SO4  A 354       5                                                       
HET    SO4  A 355       5                                                       
HET    SO4  A 356       5                                                       
HET    SO4  A 357       5                                                       
HET    SO4  A 358       5                                                       
HET    IM2  A 350      20                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     IM2 (5R)-5-[(1S,2R)-1-FORMYL-2-HYDROXYPROPYL]-3-[(2-{[(E)-           
HETNAM   2 IM2  IMINOMETHYL]AMINO}ETHYL)SULFANYL]-4,5-DIHYDRO-1H-               
HETNAM   3 IM2  PYRROLE-2-CARBOX YLIC ACID                                      
HETSYN     IM2 IMIPENEM, OPEN FORM; N-FORMIMIDOYL-THIENAMYCINE, OPEN            
HETSYN   2 IM2  FORM                                                            
FORMUL   2  SO4    8(O4 S 2-)                                                   
FORMUL  10  IM2    C12 H19 N3 O4 S                                              
FORMUL  11  HOH   *347(H2 O)                                                    
HELIX    1   1 PRO A   27  LEU A   40  1                                  14    
HELIX    2   2 MET A   69  ASP A   85  5                                  17    
HELIX    3   3 GLN A   99  ASP A  101  5                                   3    
HELIX    4   4 THR A  109  LYS A  111  5                                   3    
HELIX    5   5 VAL A  119  THR A  128  1                                  10    
HELIX    6   6 ASN A  132  ILE A  142  1                                  11    
HELIX    7   7 PRO A  145  MET A  155  1                                  11    
HELIX    8   8 GLU A  168  ASN A  170  5                                   3    
HELIX    9   9 PRO A  183  THR A  195  1                                  13    
HELIX   10  10 LEU A  201  GLU A  212  1                                  12    
HELIX   11  11 LEU A  221  ALA A  224  5                                   4    
HELIX   12  12 MET A  272  LYS A  288  1                                  17    
SHEET    1   A 5 PHE A 230  ALA A 237  0                                        
SHEET    2   A 5 ARG A 244  GLY A 251 -1  N  GLY A 251   O  PHE A 230           
SHEET    3   A 5 ARG A 259  THR A 266 -1  N  THR A 265   O  ARG A 244           
SHEET    4   A 5 ARG A  43  ASP A  50 -1  N  LEU A  49   O  ILE A 260           
SHEET    5   A 5 ILE A  56  PHE A  60 -1  N  PHE A  60   O  TYR A  46           
SHEET    1   B 2 ARG A  65  PRO A  67  0                                        
SHEET    2   B 2 THR A 180  MET A 182 -1  N  THR A 181   O  PHE A  66           
SSBOND   1 CYS A   77    CYS A  123                          1555   1555  2.06  
LINK         OG  SER A  70                 C7  IM2 A 350     1555   1555  1.29  
CISPEP   1 GLU A  166    PRO A  167          0         1.62                     
SITE     1 AC1  5 SER A 258  ARG A 259  TRP A 290  HOH A 412                    
SITE     2 AC1  5 HOH A 568                                                     
SITE     1 AC2  5 THR A 271  ASP A 273  GLU A 274  ARG A 277                    
SITE     2 AC2  5 HOH A 569                                                     
SITE     1 AC3  6 ARG A  43  PRO A 174  ASN A 175  HOH A 422                    
SITE     2 AC3  6 HOH A 642  HOH A 689                                          
SITE     1 AC4  1 ARG A 161                                                     
SITE     1 AC5  7 HIS A 153  HIS A 158  TRP A 229  HOH A 409                    
SITE     2 AC5  7 HOH A 610  HOH A 659  HOH A 662                               
SITE     1 AC6  6 ARG A 178  ALA A 202  HOH A 483  HOH A 489                    
SITE     2 AC6  6 HOH A 496  HOH A 630                                          
SITE     1 AC7  5 GLN A  90  LEU A  91  GLY A  92  ARG A 120                    
SITE     2 AC7  5 HOH A 478                                                     
SITE     1 AC8  3 ARG A  94  HIS A  96  HOH A 606                               
SITE     1 AC9 15 SER A  70  SER A 130  ASN A 132  GLU A 166                    
SITE     2 AC9 15 ASN A 170  SER A 235  GLY A 236  ALA A 237                    
SITE     3 AC9 15 GLY A 238  ARG A 244  MET A 272  HOH A 390                    
SITE     4 AC9 15 HOH A 521  HOH A 590  HOH A 654                               
CRYST1   41.420   62.010   89.330  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      0.024143  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016126  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011194        0.00000