HEADER    ANTIMICROBIAL PROTEIN                   29-JUL-22   8AKJ              
TITLE     ACYL-ENZYME COMPLEX OF CEPHALOTHIN BOUND TO DEACYLATION MUTANT KPC-2  
TITLE    2 (E166Q)                                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CARBAPENEM-HYDROLYZING BETA-LACTAMASE KPC;                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CARBAPENEM-HYDROLYZING BETA-LACTAMASE KPC-1;                
COMPND   5 EC: 3.5.2.6;                                                         
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: KLEBSIELLA PNEUMONIAE;                          
SOURCE   3 ORGANISM_TAXID: 573;                                                 
SOURCE   4 GENE: BLA, KPC, KPC1;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: SOLUBL21                                   
KEYWDS    ACYL-ENZYME COMPLEX, ANTIBIOTIC RESISTANCE, BETA-LACTAMASE,           
KEYWDS   2 ANTIBIOTIC, LIGAND, ANTIMICROBIAL PROTEIN                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    C.L.TOOKE,P.HINCHLIFFE,J.SPENCER                                      
REVDAT   4   20-NOV-24 8AKJ    1       REMARK                                   
REVDAT   3   07-FEB-24 8AKJ    1       REMARK                                   
REVDAT   2   30-AUG-23 8AKJ    1       JRNL                                     
REVDAT   1   08-MAR-23 8AKJ    0                                                
JRNL        AUTH   C.L.TOOKE,P.HINCHLIFFE,M.BEER,K.ZINOVJEV,C.K.COLENSO,        
JRNL        AUTH 2 C.J.SCHOFIELD,A.J.MULHOLLAND,J.SPENCER                       
JRNL        TITL   TAUTOMER-SPECIFIC DEACYLATION AND OMEGA-LOOP FLEXIBILITY     
JRNL        TITL 2 EXPLAIN THE CARBAPENEM-HYDROLYZING BROAD-SPECTRUM ACTIVITY   
JRNL        TITL 3 OF THE KPC-2 BETA-LACTAMASE.                                 
JRNL        REF    J.AM.CHEM.SOC.                V. 145  7166 2023              
JRNL        REFN                   ESSN 1520-5126                               
JRNL        PMID   36972204                                                     
JRNL        DOI    10.1021/JACS.2C12123                                         
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   P.V.AFONINE,R.W.GROSSE-KUNSTLEVE,N.ECHOLS,J.J.HEADD,         
REMARK   1  AUTH 2 N.W.MORIARTY,M.MUSTYAKIMOV,T.C.TERWILLIGER,A.URZHUMTSEV,     
REMARK   1  AUTH 3 P.H.ZWART,P.D.ADAMS                                          
REMARK   1  TITL   TOWARDS AUTOMATED CRYSTALLOGRAPHIC STRUCTURE REFINEMENT WITH 
REMARK   1  TITL 2 PHENIX.REFINE.                                               
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.D      V.  68   352 2012              
REMARK   1  REFN                   ESSN 1399-0047                               
REMARK   1  PMID   22505256                                                     
REMARK   1  DOI    10.1107/S0907444912001308                                    
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   D.LIEBSCHNER,P.V.AFONINE,M.L.BAKER,G.BUNKOCZI,V.B.CHEN,      
REMARK   1  AUTH 2 T.I.CROLL,B.HINTZE,L.W.HUNG,S.JAIN,A.J.MCCOY,N.W.MORIARTY,   
REMARK   1  AUTH 3 R.D.OEFFNER,B.K.POON,M.G.PRISANT,R.J.READ,J.S.RICHARDSON,    
REMARK   1  AUTH 4 D.C.RICHARDSON,M.D.SAMMITO,O.V.SOBOLEV,D.H.STOCKWELL,        
REMARK   1  AUTH 5 T.C.TERWILLIGER,A.G.URZHUMTSEV,L.L.VIDEAU,C.J.WILLIAMS,      
REMARK   1  AUTH 6 P.D.ADAMS                                                    
REMARK   1  TITL   MACROMOLECULAR STRUCTURE DETERMINATION USING X-RAYS,         
REMARK   1  TITL 2 NEUTRONS AND ELECTRONS: RECENT DEVELOPMENTS IN PHENIX.       
REMARK   1  REF    ACTA CRYSTALLOGR D STRUCT     V.  75   861 2019              
REMARK   1  REF  2 BIOL                                                         
REMARK   1  REFN                   ISSN 2059-7983                               
REMARK   1  PMID   31588918                                                     
REMARK   1  DOI    10.1107/S2059798319011471                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.35 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.15.2_3472                                   
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.35                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 48.17                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.350                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 59287                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.152                           
REMARK   3   R VALUE            (WORKING SET) : 0.150                           
REMARK   3   FREE R VALUE                     : 0.178                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3026                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 48.1680 -  3.7822    1.00     2807   138  0.1493 0.1713        
REMARK   3     2  3.7822 -  3.0022    1.00     2667   145  0.1267 0.1506        
REMARK   3     3  3.0022 -  2.6227    1.00     2641   138  0.1223 0.1610        
REMARK   3     4  2.6227 -  2.3829    1.00     2608   125  0.1182 0.1499        
REMARK   3     5  2.3829 -  2.2121    1.00     2584   151  0.1196 0.1471        
REMARK   3     6  2.2121 -  2.0817    1.00     2586   128  0.1212 0.1563        
REMARK   3     7  2.0817 -  1.9774    0.99     2577   148  0.1280 0.1514        
REMARK   3     8  1.9774 -  1.8914    0.99     2570   137  0.1352 0.1903        
REMARK   3     9  1.8914 -  1.8185    0.99     2582   109  0.1395 0.1689        
REMARK   3    10  1.8185 -  1.7558    0.99     2558   130  0.1454 0.1687        
REMARK   3    11  1.7558 -  1.7009    0.99     2556   132  0.1514 0.1735        
REMARK   3    12  1.7009 -  1.6523    0.99     2524   133  0.1595 0.2022        
REMARK   3    13  1.6523 -  1.6088    0.98     2534   139  0.1696 0.1885        
REMARK   3    14  1.6088 -  1.5695    0.98     2507   157  0.1693 0.1726        
REMARK   3    15  1.5695 -  1.5338    0.98     2513   137  0.1869 0.2174        
REMARK   3    16  1.5338 -  1.5012    0.99     2507   140  0.1936 0.2362        
REMARK   3    17  1.5012 -  1.4712    0.98     2494   143  0.2114 0.2324        
REMARK   3    18  1.4712 -  1.4434    0.98     2501   137  0.2333 0.2764        
REMARK   3    19  1.4434 -  1.4176    0.98     2489   150  0.2456 0.2336        
REMARK   3    20  1.4176 -  1.3936    0.98     2495   136  0.2839 0.2987        
REMARK   3    21  1.3936 -  1.3711    0.97     2482   152  0.3241 0.2924        
REMARK   3    22  1.3711 -  1.3500    0.97     2479   121  0.3622 0.3355        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.150            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.130           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 21.31                          
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  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :   NULL           NULL                                  
REMARK   3   ANGLE     :   NULL           NULL                                  
REMARK   3   CHIRALITY :   NULL           NULL                                  
REMARK   3   PLANARITY :   NULL           NULL                                  
REMARK   3   DIHEDRAL  :   NULL           NULL                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 8                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 25 THROUGH 41 )                   
REMARK   3    ORIGIN FOR THE GROUP (A):  11.5737  10.3139  -4.3940              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1467 T22:   0.2629                                     
REMARK   3      T33:   0.0952 T12:  -0.0221                                     
REMARK   3      T13:   0.0076 T23:  -0.0505                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   4.1979 L22:   6.6331                                     
REMARK   3      L33:   6.3996 L12:   0.4136                                     
REMARK   3      L13:  -0.4736 L23:  -6.4161                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0818 S12:   0.5240 S13:  -0.1288                       
REMARK   3      S21:  -0.4683 S22:   0.0020 S23:  -0.1323                       
REMARK   3      S31:   0.1898 S32:   0.0093 S33:   0.0783                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 42 THROUGH 68 )                   
REMARK   3    ORIGIN FOR THE GROUP (A):   9.0014  18.6227   2.2010              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0781 T22:   0.1951                                     
REMARK   3      T33:   0.0959 T12:   0.0140                                     
REMARK   3      T13:  -0.0061 T23:   0.0110                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   3.2203 L22:   1.7199                                     
REMARK   3      L33:   1.9406 L12:   1.2798                                     
REMARK   3      L13:  -0.1373 L23:  -0.1068                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0825 S12:   0.3546 S13:   0.1962                       
REMARK   3      S21:  -0.1766 S22:   0.1061 S23:   0.0756                       
REMARK   3      S31:  -0.0649 S32:  -0.1369 S33:  -0.0415                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 69 THROUGH 98 )                   
REMARK   3    ORIGIN FOR THE GROUP (A):  14.8956  26.6122  28.9921              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0985 T22:   0.2183                                     
REMARK   3      T33:   0.1275 T12:   0.0179                                     
REMARK   3      T13:   0.0120 T23:  -0.0514                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.5641 L22:   1.6512                                     
REMARK   3      L33:   4.9594 L12:   0.9989                                     
REMARK   3      L13:   2.0262 L23:  -0.1124                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1815 S12:  -0.1986 S13:   0.2273                       
REMARK   3      S21:   0.1587 S22:   0.0011 S23:   0.1724                       
REMARK   3      S31:  -0.5443 S32:  -0.0427 S33:   0.1546                       
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 99 THROUGH 118 )                  
REMARK   3    ORIGIN FOR THE GROUP (A):  20.7475  14.3111  34.6445              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0930 T22:   0.2096                                     
REMARK   3      T33:   0.0801 T12:  -0.0243                                     
REMARK   3      T13:  -0.0051 T23:   0.0171                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   6.5650 L22:   8.6275                                     
REMARK   3      L33:   2.4771 L12:   2.3467                                     
REMARK   3      L13:   0.9865 L23:   1.2398                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0930 S12:  -0.0984 S13:  -0.3718                       
REMARK   3      S21:   0.0269 S22:   0.0236 S23:  -0.0072                       
REMARK   3      S31:   0.2355 S32:  -0.0747 S33:  -0.1187                       
REMARK   3   TLS GROUP : 5                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 119 THROUGH 155 )                 
REMARK   3    ORIGIN FOR THE GROUP (A):  12.0121  22.2036  25.7594              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0902 T22:   0.1622                                     
REMARK   3      T33:   0.0872 T12:  -0.0163                                     
REMARK   3      T13:   0.0002 T23:  -0.0231                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   5.7257 L22:   0.9238                                     
REMARK   3      L33:   1.5699 L12:  -2.1760                                     
REMARK   3      L13:   2.7958 L23:  -1.2016                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0382 S12:  -0.2923 S13:   0.0376                       
REMARK   3      S21:   0.0772 S22:   0.0209 S23:   0.0354                       
REMARK   3      S31:  -0.0747 S32:  -0.0669 S33:   0.0236                       
REMARK   3   TLS GROUP : 6                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 156 THROUGH 251 )                 
REMARK   3    ORIGIN FOR THE GROUP (A):  14.1679  19.9398  14.0126              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0693 T22:   0.1520                                     
REMARK   3      T33:   0.0650 T12:  -0.0092                                     
REMARK   3      T13:  -0.0014 T23:   0.0014                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.4744 L22:   0.8877                                     
REMARK   3      L33:   0.6283 L12:   0.2799                                     
REMARK   3      L13:  -0.1200 L23:  -0.0508                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0146 S12:   0.0095 S13:   0.0663                       
REMARK   3      S21:   0.0128 S22:  -0.0068 S23:  -0.0395                       
REMARK   3      S31:  -0.0472 S32:   0.0297 S33:  -0.0085                       
REMARK   3   TLS GROUP : 7                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 252 THROUGH 275 )                 
REMARK   3    ORIGIN FOR THE GROUP (A):  14.3187  12.4117   7.2080              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0701 T22:   0.1766                                     
REMARK   3      T33:   0.0434 T12:  -0.0061                                     
REMARK   3      T13:  -0.0072 T23:  -0.0128                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   5.2055 L22:   7.1245                                     
REMARK   3      L33:   1.2434 L12:   5.1588                                     
REMARK   3      L13:  -2.2001 L23:  -2.5683                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1023 S12:   0.1742 S13:  -0.0774                       
REMARK   3      S21:  -0.1420 S22:   0.0764 S23:  -0.1162                       
REMARK   3      S31:   0.0538 S32:  -0.0272 S33:   0.0175                       
REMARK   3   TLS GROUP : 8                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 276 THROUGH 294 )                 
REMARK   3    ORIGIN FOR THE GROUP (A):  20.4415  13.7211  -0.5286              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1013 T22:   0.2859                                     
REMARK   3      T33:   0.1440 T12:  -0.0015                                     
REMARK   3      T13:   0.0275 T23:  -0.0024                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.4603 L22:   3.2863                                     
REMARK   3      L33:   1.9924 L12:  -0.6201                                     
REMARK   3      L13:   0.1188 L23:  -0.9732                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0231 S12:   0.1610 S13:   0.0105                       
REMARK   3      S21:  -0.2763 S22:  -0.1752 S23:  -0.4234                       
REMARK   3      S31:   0.0627 S32:   0.2723 S33:   0.1960                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 8AKJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 15-AUG-22.                  
REMARK 100 THE DEPOSITION ID IS D_1292124685.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-MAY-19                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALBA                               
REMARK 200  BEAMLINE                       : XALOC                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.899960                           
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS                            
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 59361                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.350                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 48.170                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.0                               
REMARK 200  DATA REDUNDANCY                : 13.30                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 14.4000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.35                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.37                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 13.60                              
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 6Z21                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 43.75                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.37                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.0 M AMMONIUM SULPHATE, 5% V/V          
REMARK 280  ETHANOL, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293.15K         
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X+1/2,Y+1/2,-Z                                         
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        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000       30.25600            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       39.78950            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       30.25600            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       39.78950            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4190 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 21340 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -75.0 KCAL/MOL                        
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 350   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375 S    SO4 A 301  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 454  LIES ON A SPECIAL POSITION.                          
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     4                                                      
REMARK 465     GLY A     5                                                      
REMARK 465     SER A     6                                                      
REMARK 465     SER A     7                                                      
REMARK 465     HIS A     8                                                      
REMARK 465     HIS A     9                                                      
REMARK 465     HIS A    10                                                      
REMARK 465     HIS A    11                                                      
REMARK 465     HIS A    12                                                      
REMARK 465     HIS A    13                                                      
REMARK 465     SER A    14                                                      
REMARK 465     SER A    15                                                      
REMARK 465     GLY A    16                                                      
REMARK 465     LEU A    17                                                      
REMARK 465     VAL A    18                                                      
REMARK 465     PRO A    19                                                      
REMARK 465     ARG A    20                                                      
REMARK 465     GLY A    21                                                      
REMARK 465     SER A    22                                                      
REMARK 465     HIS A    23                                                      
REMARK 465     MET A    24                                                      
REMARK 465     GLN A   295                                                      
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  HH11  ARG A    96     O    HOH A   403              1.59            
REMARK 500   OG   SER A    70     O9   CEO A   305              2.09            
REMARK 500   O    HOH A   608     O    HOH A   624              2.09            
REMARK 500   O    HOH A   498     O    HOH A   596              2.13            
REMARK 500   O    HOH A   412     O    HOH A   441              2.14            
REMARK 500   O4   SO4 A   302     O    HOH A   401              2.16            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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   O    HOH A   473     O    HOH A   600     4555     1.86            
REMARK 500   O    HOH A   626     O    HOH A   630     3555     2.14            
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    CYS A  69     -143.00     49.96                                   
REMARK 500    ARG A 220     -125.39   -114.56                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 647        DISTANCE =  6.99 ANGSTROMS                       
REMARK 525    HOH A 648        DISTANCE =  7.20 ANGSTROMS                       
DBREF  8AKJ A   25   295  UNP    Q9F663   BLKPC_KLEPN     25    293             
SEQADV 8AKJ MET A    4  UNP  Q9F663              INITIATING METHIONINE          
SEQADV 8AKJ GLY A    5  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ SER A    6  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ SER A    7  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ HIS A    8  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ HIS A    9  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ HIS A   10  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ HIS A   11  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ HIS A   12  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ HIS A   13  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ SER A   14  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ SER A   15  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ GLY A   16  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ LEU A   17  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ VAL A   18  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ PRO A   19  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ ARG A   20  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ GLY A   21  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ SER A   22  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ HIS A   23  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ MET A   24  UNP  Q9F663              EXPRESSION TAG                 
SEQADV 8AKJ GLN A  166  UNP  Q9F663    GLU   165 ENGINEERED MUTATION            
SEQRES   1 A  290  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  290  LEU VAL PRO ARG GLY SER HIS MET LEU THR ASN LEU VAL          
SEQRES   3 A  290  ALA GLU PRO PHE ALA LYS LEU GLU GLN ASP PHE GLY GLY          
SEQRES   4 A  290  SER ILE GLY VAL TYR ALA MET ASP THR GLY SER GLY ALA          
SEQRES   5 A  290  THR VAL SER TYR ARG ALA GLU GLU ARG PHE PRO LEU CYS          
SEQRES   6 A  290  SER SER PHE LYS GLY PHE LEU ALA ALA ALA VAL LEU ALA          
SEQRES   7 A  290  ARG SER GLN GLN GLN ALA GLY LEU LEU ASP THR PRO ILE          
SEQRES   8 A  290  ARG TYR GLY LYS ASN ALA LEU VAL PRO TRP SER PRO ILE          
SEQRES   9 A  290  SER GLU LYS TYR LEU THR THR GLY MET THR VAL ALA GLU          
SEQRES  10 A  290  LEU SER ALA ALA ALA VAL GLN TYR SER ASP ASN ALA ALA          
SEQRES  11 A  290  ALA ASN LEU LEU LEU LYS GLU LEU GLY GLY PRO ALA GLY          
SEQRES  12 A  290  LEU THR ALA PHE MET ARG SER ILE GLY ASP THR THR PHE          
SEQRES  13 A  290  ARG LEU ASP ARG TRP GLN LEU GLU LEU ASN SER ALA ILE          
SEQRES  14 A  290  PRO GLY ASP ALA ARG ASP THR SER SER PRO ARG ALA VAL          
SEQRES  15 A  290  THR GLU SER LEU GLN LYS LEU THR LEU GLY SER ALA LEU          
SEQRES  16 A  290  ALA ALA PRO GLN ARG GLN GLN PHE VAL ASP TRP LEU LYS          
SEQRES  17 A  290  GLY ASN THR THR GLY ASN HIS ARG ILE ARG ALA ALA VAL          
SEQRES  18 A  290  PRO ALA ASP TRP ALA VAL GLY ASP LYS THR GLY THR CYS          
SEQRES  19 A  290  GLY VAL TYR GLY THR ALA ASN ASP TYR ALA VAL VAL TRP          
SEQRES  20 A  290  PRO THR GLY ARG ALA PRO ILE VAL LEU ALA VAL TYR THR          
SEQRES  21 A  290  ARG ALA PRO ASN LYS ASP ASP LYS HIS SER GLU ALA VAL          
SEQRES  22 A  290  ILE ALA ALA ALA ALA ARG LEU ALA LEU GLU GLY LEU GLY          
SEQRES  23 A  290  VAL ASN GLY GLN                                              
HET    SO4  A 301       5                                                       
HET    SO4  A 302       5                                                       
HET    SO4  A 303       5                                                       
HET    GOL  A 304      14                                                       
HET    CEO  A 305      68                                                       
HET    GOL  A 306      14                                                       
HET    GOL  A 307      14                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     GOL GLYCEROL                                                         
HETNAM     CEO 5-METHYLENE-2-[2-OXO-1-(2-THIOPHEN-2-YL-ACETYLAMINO)-            
HETNAM   2 CEO  ETHYL]-5,6-DIHYDRO-2H-[1,3]THIAZINE-4-CARBOXYLIC ACID           
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
HETSYN     CEO HYDROLYZED CEPHALOTHIN                                           
FORMUL   2  SO4    3(O4 S 2-)                                                   
FORMUL   5  GOL    3(C3 H8 O3)                                                  
FORMUL   6  CEO    C14 H14 N2 O4 S2                                             
FORMUL   9  HOH   *248(H2 O)                                                    
HELIX    1 AA1 PRO A   32  GLY A   41  1                                  10    
HELIX    2 AA2 SER A   71  GLN A   85  1                                  15    
HELIX    3 AA3 GLY A   98  LEU A  102  5                                   5    
HELIX    4 AA4 ILE A  108  LEU A  113  5                                   6    
HELIX    5 AA5 VAL A  119  TYR A  129  1                                  11    
HELIX    6 AA6 ASP A  131  LEU A  142  1                                  12    
HELIX    7 AA7 GLY A  143  ILE A  155  1                                  13    
HELIX    8 AA8 LEU A  167  SER A  171  5                                   5    
HELIX    9 AA9 SER A  182  LEU A  195  1                                  14    
HELIX   10 AB1 ALA A  200  GLY A  213  1                                  14    
HELIX   11 AB2 ARG A  220  VAL A  225  5                                   6    
HELIX   12 AB3 SER A  275  LEU A  290  1                                  16    
SHEET    1 AA1 5 THR A  56  TYR A  60  0                                        
SHEET    2 AA1 5 SER A  43  ASP A  50 -1  N  VAL A  46   O  TYR A  60           
SHEET    3 AA1 5 ILE A 259  ARG A 266 -1  O  VAL A 260   N  MET A  49           
SHEET    4 AA1 5 ALA A 244  TRP A 251 -1  N  VAL A 250   O  ILE A 259           
SHEET    5 AA1 5 ALA A 230  THR A 237 -1  N  ALA A 230   O  TRP A 251           
SHEET    1 AA2 2 PHE A  66  PRO A  67  0                                        
SHEET    2 AA2 2 THR A 180  SER A 181 -1  O  SER A 181   N  PHE A  66           
SHEET    1 AA3 2 PRO A  94  ILE A  95  0                                        
SHEET    2 AA3 2 MET A 117  THR A 118 -1  O  MET A 117   N  ILE A  95           
SSBOND   1 CYS A   69    CYS A  238                          1555   1555  2.03  
LINK         OG  SER A  70                 C8 ACEO A 305     1555   1555  1.25  
LINK         OG  SER A  70                 C8 BCEO A 305     1555   1555  1.34  
CISPEP   1 GLN A  166    LEU A  167          0         6.43                     
CRYST1   60.512   79.579   55.955  90.00  90.00  90.00 P 21 21 2     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      0.016526  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012566  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.017872        0.00000