HEADER    OXIDOREDUCTASE                          18-JUL-11   3SZC              
TITLE     CRYSTAL STRUCTURE OF SULFIDE:QUINONE OXIDOREDUCTASE FROM              
TITLE    2 ACIDITHIOBACILLUS FERROOXIDANS IN COMPLEX WITH GOLD (I) CYANIDE      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SULFIDE-QUINONE REDUCTASE, PUTATIVE;                       
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ACIDITHIOBACILLUS FERROOXIDANS;                 
SOURCE   3 ORGANISM_TAXID: 243159;                                              
SOURCE   4 STRAIN: ATCC 23270 / DSM 14882 / NCIB 8455;                          
SOURCE   5 GENE: AFE_1792;                                                      
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    SULFIDE:QUINONE OXIDOREDUCTASE, INTEGRAL MONOTOPIC MEMBRANE PROTEIN,  
KEYWDS   2 COMPLEX WITH GOLD (I) CYANIDE, OXIDOREDUCTASE                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.M.CHERNEY,Y.ZHANG,M.N.G.JAMES,J.H.WEINER                            
REVDAT   3   27-MAR-13 3SZC    1       REMARK                                   
REVDAT   2   13-JUN-12 3SZC    1       JRNL                                     
REVDAT   1   16-MAY-12 3SZC    0                                                
JRNL        AUTH   M.M.CHERNEY,Y.ZHANG,M.N.JAMES,J.H.WEINER                     
JRNL        TITL   STRUCTURE-ACTIVITY CHARACTERIZATION OF SULFIDE:QUINONE       
JRNL        TITL 2 OXIDOREDUCTASE VARIANTS.                                     
JRNL        REF    J.STRUCT.BIOL.                V. 178   319 2012              
JRNL        REFN                   ISSN 1047-8477                               
JRNL        PMID   22542586                                                     
JRNL        DOI    10.1016/J.JSB.2012.04.007                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE: 1.7.1_743)                    
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VICENT CHEN,IAN             
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-                     
REMARK   3               : KUNSTLEVE,LI-WEI HUNG,ROBERT IMMORMINO,              
REMARK   3               : TOM IOERGER,AIRLIE MCCOY,ERIK MCKEE,NIGEL            
REMARK   3               : MORIARTY,REETAL PAI,RANDY READ,JANE                  
REMARK   3               : RICHARDSON,DAVID RICHARDSON,TOD ROMO,JIM             
REMARK   3               : SACCHETTINI,NICHOLAS SAUTER,JACOB SMITH,             
REMARK   3               : LAURENT STORONI,TOM TERWILLIGER,PETER                
REMARK   3               : ZWART                                                
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 48.95                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.350                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 90.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 25168                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.184                           
REMARK   3   R VALUE            (WORKING SET) : 0.181                           
REMARK   3   FREE R VALUE                     : 0.224                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.060                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2373                            
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 48.9605 -  5.6541    1.00     2942   125  0.1576 0.1484        
REMARK   3     2  5.6541 -  4.4888    1.00     2898   153  0.1224 0.1401        
REMARK   3     3  4.4888 -  3.9217    1.00     2793   138  0.1272 0.1690        
REMARK   3     4  3.9217 -  3.5632    0.75     1815   125  0.1591 0.2202        
REMARK   3     5  3.5632 -  3.3079    0.81     2368   135  0.1817 0.2026        
REMARK   3     6  3.3079 -  3.1129    1.00     2896   149  0.1975 0.2980        
REMARK   3     7  3.1129 -  2.9570    1.00     2908   169  0.1978 0.2902        
REMARK   3     8  2.9570 -  2.8283    1.00     2871   157  0.2192 0.2765        
REMARK   3     9  2.8283 -  2.7195    1.00     2878   173  0.2236 0.3022        
REMARK   3    10  2.7195 -  2.6256    0.57     1645    87  0.2398 0.2871        
REMARK   3    11  2.6256 -  2.5435    1.00     2891   157  0.2470 0.3144        
REMARK   3    12  2.5435 -  2.4708    1.00     2920   143  0.2580 0.3150        
REMARK   3    13  2.4708 -  2.4058    1.00     2875   171  0.2893 0.3346        
REMARK   3    14  2.4058 -  2.3471    1.00     2946   147  0.2894 0.3471        
REMARK   3    15  2.3471 -  2.2937    1.00     2899   145  0.2941 0.3217        
REMARK   3    16  2.2937 -  2.2449    1.00     1654    83  0.3182 0.3641        
REMARK   3    17  2.2449 -  2.2000    1.00     2308   116  0.3408 0.4336        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.10                                          
REMARK   3   SHRINKAGE RADIUS   : 0.83                                          
REMARK   3   K_SOL              : 0.34                                          
REMARK   3   B_SOL              : 45.56                                         
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.800            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.740           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 47.46                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -2.34170                                             
REMARK   3    B22 (A**2) : -2.34170                                             
REMARK   3    B33 (A**2) : 4.68350                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : -0.00000                                             
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      :  0.010           3395                                  
REMARK   3   ANGLE     :  1.245           4596                                  
REMARK   3   CHIRALITY :  0.080            489                                  
REMARK   3   PLANARITY :  0.008            583                                  
REMARK   3   DIHEDRAL  : 15.021           1247                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 5                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: chain 'A' and (resseq 1:161)                           
REMARK   3    ORIGIN FOR THE GROUP (A):  40.4783 -26.7106  12.2163              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.3646 T22:   0.4082                                     
REMARK   3      T33:   0.2535 T12:  -0.0709                                     
REMARK   3      T13:   0.0482 T23:   0.0672                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   6.1110 L22:   3.5595                                     
REMARK   3      L33:   1.6087 L12:   0.8303                                     
REMARK   3      L13:   0.1311 L23:  -0.1111                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0795 S12:  -0.6116 S13:  -0.2468                       
REMARK   3      S21:   0.5479 S22:  -0.0722 S23:   0.0885                       
REMARK   3      S31:   0.0582 S32:  -0.3507 S33:  -0.0165                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: chain 'A' and (resseq 162:232)                         
REMARK   3    ORIGIN FOR THE GROUP (A):  64.3023 -17.1475   6.2743              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.3230 T22:   0.3526                                     
REMARK   3      T33:   0.7666 T12:  -0.0976                                     
REMARK   3      T13:  -0.0918 T23:   0.0381                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   4.4980 L22:   2.8982                                     
REMARK   3      L33:   3.0918 L12:  -0.8857                                     
REMARK   3      L13:   0.4858 L23:  -0.9858                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0515 S12:  -0.1123 S13:   0.3303                       
REMARK   3      S21:   0.4150 S22:  -0.2189 S23:  -1.2210                       
REMARK   3      S31:  -0.4003 S32:   0.5164 S33:   0.2551                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: chain 'A' and (resseq 233:341)                         
REMARK   3    ORIGIN FOR THE GROUP (A):  45.6734 -25.8464  -2.5561              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.2685 T22:   0.3074                                     
REMARK   3      T33:   0.2251 T12:  -0.0520                                     
REMARK   3      T13:   0.0678 T23:   0.0011                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   7.3237 L22:   3.2357                                     
REMARK   3      L33:   1.7918 L12:   0.2369                                     
REMARK   3      L13:   0.7493 L23:  -0.4202                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0820 S12:   0.5247 S13:   0.0254                       
REMARK   3      S21:  -0.2661 S22:  -0.0461 S23:  -0.2752                       
REMARK   3      S31:   0.1401 S32:  -0.0638 S33:  -0.0359                       
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    SELECTION: chain 'A' and (resseq 342:377)                         
REMARK   3    ORIGIN FOR THE GROUP (A):  43.5478 -10.2527  -2.0577              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.2527 T22:   0.2425                                     
REMARK   3      T33:   0.3121 T12:  -0.0209                                     
REMARK   3      T13:   0.0352 T23:   0.0252                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   4.9940 L22:   5.9285                                     
REMARK   3      L33:   3.0975 L12:   1.4733                                     
REMARK   3      L13:  -0.8131 L23:  -0.5334                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1269 S12:   0.2773 S13:  -0.0030                       
REMARK   3      S21:  -0.2228 S22:   0.1774 S23:  -0.0320                       
REMARK   3      S31:   0.1289 S32:  -0.4236 S33:  -0.0444                       
REMARK   3   TLS GROUP : 5                                                      
REMARK   3    SELECTION: chain 'A' and (resseq 378:410)                         
REMARK   3    ORIGIN FOR THE GROUP (A):  42.0423  -7.2241  11.4795              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.3715 T22:   0.3499                                     
REMARK   3      T33:   0.5218 T12:   0.0456                                     
REMARK   3      T13:   0.0527 T23:  -0.0864                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   6.6743 L22:   6.9048                                     
REMARK   3      L33:   8.7913 L12:   5.9246                                     
REMARK   3      L13:  -5.9765 L23:  -5.2906                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1599 S12:  -0.0010 S13:   1.0643                       
REMARK   3      S21:   0.4030 S22:   0.0117 S23:   0.9595                       
REMARK   3      S31:  -0.1926 S32:  -0.8423 S33:  -0.1713                       
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 3SZC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-JUL-11.                  
REMARK 100 THE RCSB ID CODE IS RCSB066840.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 10-JUN-11                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : CLSI                               
REMARK 200  BEAMLINE                       : 08ID-1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97949                            
REMARK 200  MONOCHROMATOR                  : ACCEL/BRUKER DOUBLE CRYSTAL        
REMARK 200                                   MONOCHROMATOR (DCM)                
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 300 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 25168                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.800                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 90.2                               
REMARK 200  DATA REDUNDANCY                : 14.400                             
REMARK 200  R MERGE                    (I) : 0.14000                            
REMARK 200  R SYM                      (I) : 0.14000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.32                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 74.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 14.20                              
REMARK 200  R MERGE FOR SHELL          (I) : 1.57300                            
REMARK 200  R SYM FOR SHELL            (I) : 1.57300                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: REFINEMENT                   
REMARK 200 SOFTWARE USED: PHENIX (PHENIX.REFINE: 1.7.1_743)                     
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.46                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.76                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 600, 0.1 M BIS-TRIS BUFFER,      
REMARK 280  0.1 M MGSO4, 5 MM DECYLUBIQUINONE, PH 5.5, VAPOR DIFFUSION,         
REMARK 280  HANGING DROP, TEMPERATURE 295K                                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 62 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   -X,-Y,Z                                                 
REMARK 290       5555   Y,-X+Y,Z+2/3                                            
REMARK 290       6555   X-Y,X,Z+1/3                                             
REMARK 290       7555   Y,X,-Z+2/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+1/3                                          
REMARK 290      10555   -Y,-X,-Z+2/3                                            
REMARK 290      11555   -X+Y,Y,-Z                                               
REMARK 290      12555   X,X-Y,-Z+1/3                                            
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       54.49333            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       27.24667            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       54.49333            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       27.24667            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       54.49333            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000       27.24667            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       54.49333            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       27.24667            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 1640 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 34330 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 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 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   419                                                      
REMARK 465     GLY A   420                                                      
REMARK 465     ILE A   421                                                      
REMARK 465     THR A   422                                                      
REMARK 465     ARG A   423                                                      
REMARK 465     LEU A   424                                                      
REMARK 465     LYS A   425                                                      
REMARK 465     GLU A   426                                                      
REMARK 465     GLU A   427                                                      
REMARK 465     ASP A   428                                                      
REMARK 465     THR A   429                                                      
REMARK 465     HIS A   430                                                      
REMARK 465     ARG A   431                                                      
REMARK 465     LYS A   432                                                      
REMARK 465     ALA A   433                                                      
REMARK 465     SER A   434                                                      
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    PRO A 409   C   -  N   -  CD  ANGL. DEV. = -18.4 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    ALA A   2      140.66    -38.30                                   
REMARK 500    ALA A   9       66.44   -105.44                                   
REMARK 500    MET A 259      115.04   -163.62                                   
REMARK 500    PRO A 371     -153.90    -81.56                                   
REMARK 500    SER A 407      -60.06    -92.70                                   
REMARK 500    GLU A 408       41.92    175.59                                   
REMARK 500    PRO A 409       62.33     11.78                                   
REMARK 500    TYR A 411       55.61     91.32                                   
REMARK 500    LEU A 415       22.14   -153.13                                   
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 FAD A 500                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DCQ A 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AU A 503                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AU A 504                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AU A 505                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H2S A 506                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 507                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H2S A 508                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H2S A 509                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3KPG   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3KPI   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3KPK   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3HYV   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3HYW   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3HYX   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SX6   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SXI   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SY4   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SYI   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SZ0   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SZF   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SZW   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3T0K   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3T14   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3T2K   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3T2Y   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3T2Z   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3T31   RELATED DB: PDB                                   
DBREF  3SZC A    2   434  UNP    B7JBP8   B7JBP8_ACIF2     2    434             
SEQADV 3SZC MET A   -2  UNP  B7JBP8              EXPRESSION TAG                 
SEQADV 3SZC ARG A   -1  UNP  B7JBP8              EXPRESSION TAG                 
SEQADV 3SZC GLY A    0  UNP  B7JBP8              EXPRESSION TAG                 
SEQADV 3SZC SER A    1  UNP  B7JBP8              EXPRESSION TAG                 
SEQRES   1 A  437  MET ARG GLY SER ALA HIS VAL VAL ILE LEU GLY ALA GLY          
SEQRES   2 A  437  THR GLY GLY MET PRO ALA ALA TYR GLU MET LYS GLU ALA          
SEQRES   3 A  437  LEU GLY SER GLY HIS GLU VAL THR LEU ILE SER ALA ASN          
SEQRES   4 A  437  ASP TYR PHE GLN PHE VAL PRO SER ASN PRO TRP VAL GLY          
SEQRES   5 A  437  VAL GLY TRP LYS GLU ARG ASP ASP ILE ALA PHE PRO ILE          
SEQRES   6 A  437  ARG HIS TYR VAL GLU ARG LYS GLY ILE HIS PHE ILE ALA          
SEQRES   7 A  437  GLN SER ALA GLU GLN ILE ASP ALA GLU ALA GLN ASN ILE          
SEQRES   8 A  437  THR LEU ALA ASP GLY ASN THR VAL HIS TYR ASP TYR LEU          
SEQRES   9 A  437  MET ILE ALA THR GLY PRO LYS LEU ALA PHE GLU ASN VAL          
SEQRES  10 A  437  PRO GLY SER ASP PRO HIS GLU GLY PRO VAL GLN SER ILE          
SEQRES  11 A  437  CYS THR VAL ASP HIS ALA GLU ARG ALA PHE ALA GLU TYR          
SEQRES  12 A  437  GLN ALA LEU LEU ARG GLU PRO GLY PRO ILE VAL ILE GLY          
SEQRES  13 A  437  ALA MET ALA GLY ALA SER CYS PHE GLY PRO ALA TYR GLU          
SEQRES  14 A  437  TYR ALA MET ILE VAL ALA SER ASP LEU LYS LYS ARG GLY          
SEQRES  15 A  437  MET ARG ASP LYS ILE PRO SER PHE THR PHE ILE THR SER          
SEQRES  16 A  437  GLU PRO TYR ILE GLY HIS LEU GLY ILE GLN GLY VAL GLY          
SEQRES  17 A  437  ASP SER LYS GLY ILE LEU THR LYS GLY LEU LYS GLU GLU          
SEQRES  18 A  437  GLY ILE GLU ALA TYR THR ASN CYS LYS VAL THR LYS VAL          
SEQRES  19 A  437  GLU ASP ASN LYS MET TYR VAL THR GLN VAL ASP GLU LYS          
SEQRES  20 A  437  GLY GLU THR ILE LYS GLU MET VAL LEU PRO VAL LYS PHE          
SEQRES  21 A  437  GLY MET MET ILE PRO ALA PHE LYS GLY VAL PRO ALA VAL          
SEQRES  22 A  437  ALA GLY VAL GLU GLY LEU CYS ASN PRO GLY GLY PHE VAL          
SEQRES  23 A  437  LEU VAL ASP GLU HIS GLN ARG SER LYS LYS TYR ALA ASN          
SEQRES  24 A  437  ILE PHE ALA ALA GLY ILE ALA ILE ALA ILE PRO PRO VAL          
SEQRES  25 A  437  GLU THR THR PRO VAL PRO THR GLY ALA PRO LYS THR GLY          
SEQRES  26 A  437  TYR MET ILE GLU SER MET VAL SER ALA ALA VAL HIS ASN          
SEQRES  27 A  437  ILE LYS ALA ASP LEU GLU GLY ARG LYS GLY GLU GLN THR          
SEQRES  28 A  437  MET GLY THR TRP ASN ALA VAL CYS PHE ALA ASP MET GLY          
SEQRES  29 A  437  ASP ARG GLY ALA ALA PHE ILE ALA LEU PRO GLN LEU LYS          
SEQRES  30 A  437  PRO ARG LYS VAL ASP VAL PHE ALA TYR GLY ARG TRP VAL          
SEQRES  31 A  437  HIS LEU ALA LYS VAL ALA PHE GLU LYS TYR PHE ILE ARG          
SEQRES  32 A  437  LYS MET LYS MET GLY VAL SER GLU PRO PHE TYR GLU LYS          
SEQRES  33 A  437  VAL LEU PHE LYS MET MET GLY ILE THR ARG LEU LYS GLU          
SEQRES  34 A  437  GLU ASP THR HIS ARG LYS ALA SER                              
HET    FAD  A 500      53                                                       
HET    DCQ  A 502      23                                                       
HET     AU  A 503       1                                                       
HET     AU  A 504       1                                                       
HET     AU  A 505       1                                                       
HET    H2S  A 506       1                                                       
HET    SO4  A 507       5                                                       
HET    H2S  A 508       1                                                       
HET    H2S  A 509       1                                                       
HETNAM     FAD FLAVIN-ADENINE DINUCLEOTIDE                                      
HETNAM     DCQ 2-DECYL-5,6-DIMETHOXY-3-METHYLCYCLOHEXA-2,5-DIENE-1,4-           
HETNAM   2 DCQ  DIONE                                                           
HETNAM      AU GOLD ION                                                         
HETNAM     H2S HYDROSULFURIC ACID                                               
HETNAM     SO4 SULFATE ION                                                      
HETSYN     DCQ DECYLUBIQUINONE                                                  
HETSYN     H2S HYDROGEN SULFIDE                                                 
FORMUL   2  FAD    C27 H33 N9 O15 P2                                            
FORMUL   3  DCQ    C19 H30 O4                                                   
FORMUL   4   AU    3(AU 1+)                                                     
FORMUL   7  H2S    3(H2 S)                                                      
FORMUL   8  SO4    O4 S 2-                                                      
FORMUL  11  HOH   *84(H2 O)                                                     
HELIX    1   1 GLY A   12  GLY A   25  1                                  14    
HELIX    2   2 SER A   26  HIS A   28  5                                   3    
HELIX    3   3 SER A   44  VAL A   50  1                                   7    
HELIX    4   4 GLU A   54  ILE A   58  1                                   5    
HELIX    5   5 ILE A   62  ARG A   68  1                                   7    
HELIX    6   6 PHE A  111  VAL A  114  5                                   4    
HELIX    7   7 THR A  129  GLU A  146  1                                  18    
HELIX    8   8 PHE A  161  ARG A  178  1                                  18    
HELIX    9   9 MET A  180  ILE A  184  5                                   5    
HELIX   10  10 ASP A  206  GLU A  218  1                                  13    
HELIX   11  11 VAL A  267  GLY A  272  1                                   6    
HELIX   12  12 GLY A  301  ILE A  304  5                                   4    
HELIX   13  13 THR A  321  LEU A  340  1                                  20    
HELIX   14  14 ARG A  385  GLY A  405  1                                  21    
SHEET    1   A 5 HIS A  72  ALA A  75  0                                        
SHEET    2   A 5 GLU A  29  SER A  34  1  N  LEU A  32   O  HIS A  72           
SHEET    3   A 5 HIS A   3  LEU A   7  1  N  ILE A   6   O  THR A  31           
SHEET    4   A 5 TYR A 100  ILE A 103  1  O  MET A 102   N  LEU A   7           
SHEET    5   A 5 ILE A 297  ALA A 299  1  O  PHE A 298   N  LEU A 101           
SHEET    1   B 2 TYR A  38  GLN A  40  0                                        
SHEET    2   B 2 ALA A  59  PRO A  61 -1  O  PHE A  60   N  PHE A  39           
SHEET    1   C 3 ALA A  78  ASP A  82  0                                        
SHEET    2   C 3 ASN A  87  LEU A  90 -1  O  THR A  89   N  GLU A  79           
SHEET    3   C 3 THR A  95  HIS A  97 -1  O  VAL A  96   N  ILE A  88           
SHEET    1   D 2 PRO A 107  LEU A 109  0                                        
SHEET    2   D 2 PHE A 264  GLY A 266 -1  O  LYS A 265   N  LYS A 108           
SHEET    1   E 5 VAL A 124  GLN A 125  0                                        
SHEET    2   E 5 PHE A 257  ILE A 261  1  O  GLY A 258   N  GLN A 125           
SHEET    3   E 5 ILE A 150  ALA A 154  1  N  GLY A 153   O  ILE A 261           
SHEET    4   E 5 PHE A 187  THR A 191  1  O  THR A 188   N  ILE A 150           
SHEET    5   E 5 GLU A 221  TYR A 223  1  O  GLU A 221   N  PHE A 189           
SHEET    1   F 3 CYS A 226  GLU A 232  0                                        
SHEET    2   F 3 LYS A 235  VAL A 241 -1  O  THR A 239   N  LYS A 227           
SHEET    3   F 3 THR A 247  PRO A 254 -1  O  LEU A 253   N  MET A 236           
SHEET    1   G 3 ALA A 354  ASP A 359  0                                        
SHEET    2   G 3 GLY A 364  LEU A 370 -1  O  ALA A 365   N  ALA A 358           
SHEET    3   G 3 VAL A 378  GLY A 384 -1  O  ALA A 382   N  ALA A 366           
LINK         SG ACYS A 160                AU    AU A 505     1555   1555  2.23  
LINK         SG  CYS A 128                AU    AU A 503     1555   1555  2.31  
LINK         SG BCYS A 160                AU    AU A 505     1555   1555  2.38  
LINK         SG BCYS A 160                AU  B AU A 504     1555   1555  2.44  
LINK        AU  B AU A 504                 S   H2S A 509     1555   1555  2.50  
LINK        AU    AU A 505                 S   H2S A 508     1555   1555  2.69  
LINK         SG  CYS A 356                 S   H2S A 508     1555   1555  2.14  
CISPEP   1 LEU A  370    PRO A  371          0        -1.09                     
CISPEP   2 LYS A  374    PRO A  375          0         0.50                     
CISPEP   3 SER A  407    GLU A  408          0        -0.82                     
SITE     1 AC1 36 LEU A   7  GLY A   8  ALA A   9  GLY A  10                    
SITE     2 AC1 36 THR A  11  GLY A  12  SER A  34  ALA A  35                    
SITE     3 AC1 36 ASN A  36  VAL A  42  SER A  77  ALA A  78                    
SITE     4 AC1 36 ALA A 104  THR A 105  GLY A 106  PRO A 107                    
SITE     5 AC1 36 ILE A 127  PRO A 163  VAL A 267  GLY A 301                    
SITE     6 AC1 36 ILE A 302  LYS A 320  THR A 321  GLY A 322                    
SITE     7 AC1 36 VAL A 355  CYS A 356  PHE A 357  LYS A 391                    
SITE     8 AC1 36 DCQ A 502   AU A 503  H2S A 508  HOH A 510                    
SITE     9 AC1 36 HOH A 514  HOH A 523  HOH A 527  HOH A 529                    
SITE     1 AC2 11 THR A  11  PRO A  43  GLY A 322  TYR A 323                    
SITE     2 AC2 11 PHE A 357  LYS A 391  PHE A 394  TYR A 411                    
SITE     3 AC2 11 LYS A 413  LYS A 417  FAD A 500                               
SITE     1 AC3  2 CYS A 128  FAD A 500                                          
SITE     1 AC4  4 CYS A 160  LYS A 320   AU A 505  H2S A 509                    
SITE     1 AC5  4 CYS A 160   AU A 504  H2S A 506  H2S A 508                    
SITE     1 AC6  4 GLY A 162  CYS A 356   AU A 505  H2S A 508                    
SITE     1 AC7  3 MET A  -2  HIS A   3  HIS A  97                               
SITE     1 AC8  4 CYS A 356  FAD A 500   AU A 505  H2S A 506                    
SITE     1 AC9  5 SER A 159  PHE A 264  LYS A 320   AU A 504                    
SITE     2 AC9  5 HOH A 513                                                     
CRYST1  149.540  149.540   81.740  90.00  90.00 120.00 P 62 2 2     12          
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      0.006687  0.003861  0.000000        0.00000                         
SCALE2      0.000000  0.007722  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012234        0.00000