HEADER    OXIDOREDUCTASE                          17-JUL-11   3SYI              
TITLE     CRYSTAL STRUCTURE OF SULFIDE:QUINONE OXIDOREDUCTASE SER126ALA VARIANT 
TITLE    2 FROM ACIDITHIOBACILLUS FERROOXIDANS USING 7.0 KEV DIFFRACTION DATA   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SULFIDE-QUINONE REDUCTASE, PUTATIVE;                       
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MUTATION: 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, SER126ALA VARIANT, INTEGRAL MONOTOPIC 
KEYWDS   2 MEMBRANE PROTEIN, COMPLEX WITH SULFIDE, OXIDOREDUCTASE               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.M.CHERNEY,Y.ZHANG,M.N.G.JAMES,J.H.WEINER                            
REVDAT   3   13-SEP-23 3SYI    1       REMARK SEQADV LINK                       
REVDAT   2   13-JUN-12 3SYI    1       JRNL                                     
REVDAT   1   16-MAY-12 3SYI    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,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) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 42.07                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 92.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 48437                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.190                           
REMARK   3   R VALUE            (WORKING SET) : 0.187                           
REMARK   3   FREE R VALUE                     : 0.238                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.030                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2435                            
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 42.0770 -  5.6527    1.00     2951   126  0.1635 0.1804        
REMARK   3     2  5.6527 -  4.4884    1.00     2926   145  0.1206 0.1773        
REMARK   3     3  4.4884 -  3.9215    1.00     2891   180  0.1306 0.1623        
REMARK   3     4  3.9215 -  3.5632    1.00     2918   139  0.1660 0.2341        
REMARK   3     5  3.5632 -  3.3079    1.00     2903   185  0.1820 0.2488        
REMARK   3     6  3.3079 -  3.1129    1.00     2897   181  0.2081 0.2862        
REMARK   3     7  3.1129 -  2.9571    1.00     2898   160  0.2241 0.3227        
REMARK   3     8  2.9571 -  2.8284    1.00     2905   166  0.2229 0.2608        
REMARK   3     9  2.8284 -  2.7195    1.00     2907   161  0.2420 0.3399        
REMARK   3    10  2.7195 -  2.6257    1.00     2912   148  0.2494 0.2527        
REMARK   3    11  2.6257 -  2.5436    1.00     2926   152  0.2590 0.3290        
REMARK   3    12  2.5436 -  2.4709    1.00     2926   139  0.2462 0.3093        
REMARK   3    13  2.4709 -  2.4058    0.98     2869   134  0.2683 0.3477        
REMARK   3    14  2.4058 -  2.3472    0.92     2662   151  0.3084 0.3078        
REMARK   3    15  2.3472 -  2.2938    0.84     2473   107  0.3146 0.3245        
REMARK   3    16  2.2938 -  2.2450    0.64     1872    94  0.3963 0.3934        
REMARK   3    17  2.2450 -  2.2001    0.40     1166    67  0.4207 0.3957        
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              : 0.33                                          
REMARK   3   B_SOL              : 39.88                                         
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.700            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 27.270           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -5.51180                                             
REMARK   3    B22 (A**2) : -5.51180                                             
REMARK   3    B33 (A**2) : 11.02360                                             
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      :  0.009           3399                                  
REMARK   3   ANGLE     :  1.190           4608                                  
REMARK   3   CHIRALITY :  0.073            499                                  
REMARK   3   PLANARITY :  0.009            582                                  
REMARK   3   DIHEDRAL  : 21.038           1280                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
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 3SYI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-JUL-11.                  
REMARK 100 THE DEPOSITION ID IS D_1000066810.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 12-FEB-10                          
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) : 1.77120                            
REMARK 200  MONOCHROMATOR                  : ACCEL/BRUKER DOUBLE CRYSTAL        
REMARK 200                                   MONOCHROMATOR (DCM), FEATURING     
REMARK 200                                   INDIRECTLY CRYO-COOLED FIRST       
REMARK 200                                   CRYSTAL AND SAGITTALLY FOCUSING    
REMARK 200                                   SECOND CRYSTAL                     
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          : XDS, SCALA                         
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 48437                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 49.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.5                               
REMARK 200  DATA REDUNDANCY                : 12.20                              
REMARK 200  R MERGE                    (I) : 0.09800                            
REMARK 200  R SYM                      (I) : 0.09800                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 14.5000                            
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     (%) : 69.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.60                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.83300                            
REMARK 200  R SYM FOR SHELL            (I) : 0.83300                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.300                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: REFINEMENT                   
REMARK 200 SOFTWARE USED: PHENIX                                                
REMARK 200 STARTING MODEL: PDB ENTRY 3KPG                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.72                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.78                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 600, 0.1 M BIS-TRIS BUFFER,0.1   
REMARK 280  M MGSO4, 0.05% DDM, PH 5.5, VAPOR DIFFUSION, HANGING DROP,          
REMARK 280  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       54.60733            
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       27.30367            
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       54.60733            
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       27.30367            
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       54.60733            
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       27.30367            
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       54.60733            
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       27.30367            
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: 6690 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 34560 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -102.0 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  0.500000 -0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   2 -0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      -27.30367            
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: 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   9       64.56   -107.68                                   
REMARK 500    SER A 159       10.04   -142.07                                   
REMARK 500    ASP A 206       46.15   -104.35                                   
REMARK 500    GLN A 289        7.21     86.87                                   
REMARK 500    PRO A 371     -155.06    -79.31                                   
REMARK 500    GLU A 408      124.74    176.73                                   
REMARK 500    PRO A 409       70.74    -57.09                                   
REMARK 500    PHE A 416        9.81    -68.65                                   
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 LMT A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H2S A 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H2S A 503                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 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 H2S A 507                 
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: 3SX6   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SXI   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SY4   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SZ0   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SZC   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3SZF   RELATED DB: PDB                                   
DBREF  3SYI A    2   434  UNP    B7JBP8   B7JBP8_ACIF2     2    434             
SEQADV 3SYI MET A   -2  UNP  B7JBP8              EXPRESSION TAG                 
SEQADV 3SYI ARG A   -1  UNP  B7JBP8              EXPRESSION TAG                 
SEQADV 3SYI GLY A    0  UNP  B7JBP8              EXPRESSION TAG                 
SEQADV 3SYI SER A    1  UNP  B7JBP8              EXPRESSION TAG                 
SEQADV 3SYI ALA A  126  UNP  B7JBP8    SER   126 ENGINEERED MUTATION            
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 ALA 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    LMT  A 501      35                                                       
HET    H2S  A 502       1                                                       
HET    H2S  A 503       1                                                       
HET    H2S  A 504       1                                                       
HET    SO4  A 505       5                                                       
HET    H2S  A 506       1                                                       
HET    H2S  A 507       1                                                       
HETNAM     FAD FLAVIN-ADENINE DINUCLEOTIDE                                      
HETNAM     LMT DODECYL-BETA-D-MALTOSIDE                                         
HETNAM     H2S HYDROSULFURIC ACID                                               
HETNAM     SO4 SULFATE ION                                                      
HETSYN     H2S HYDROGEN SULFIDE                                                 
FORMUL   2  FAD    C27 H33 N9 O15 P2                                            
FORMUL   3  LMT    C24 H46 O11                                                  
FORMUL   4  H2S    5(H2 S)                                                      
FORMUL   7  SO4    O4 S 2-                                                      
FORMUL  10  HOH   *104(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  GLY A   49  1                                   6    
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 ASP A  118  GLY A  122  5                                   5    
HELIX    8   8 THR A  129  GLU A  146  1                                  18    
HELIX    9   9 PHE A  161  ARG A  178  1                                  18    
HELIX   10  10 MET A  180  ILE A  184  5                                   5    
HELIX   11  11 ASP A  206  GLU A  218  1                                  13    
HELIX   12  12 VAL A  267  GLY A  272  1                                   6    
HELIX   13  13 GLY A  301  ILE A  304  5                                   4    
HELIX   14  14 THR A  321  LEU A  340  1                                  20    
HELIX   15  15 ARG A  385  GLY A  405  1                                  21    
HELIX   16  16 GLU A  412  PHE A  416  5                                   5    
SHEET    1   A 5 HIS A  72  ILE A  74  0                                        
SHEET    2   A 5 GLU A  29  ILE A  33  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  ILE A 190  1  O  THR A 188   N  ILE A 150           
SHEET    5   E 5 GLU A 221  TYR A 223  1  O  TYR A 223   N  PHE A 189           
SHEET    1   F 3 CYS A 226  VAL A 231  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  CYS A 160                 S   H2S A 506     1555   1555  2.23  
CISPEP   1 LEU A  370    PRO A  371          0        -4.90                     
CISPEP   2 LYS A  374    PRO A  375          0         4.35                     
CISPEP   3 SER A  407    GLU A  408          0        -7.98                     
SITE     1 AC1 32 LEU A   7  GLY A   8  ALA A   9  GLY A  10                    
SITE     2 AC1 32 THR A  11  GLY A  12  SER A  34  ALA A  35                    
SITE     3 AC1 32 ASN A  36  VAL A  42  SER A  77  ALA A  78                    
SITE     4 AC1 32 ALA A 104  THR A 105  GLY A 106  PRO A 163                    
SITE     5 AC1 32 VAL A 267  GLY A 301  ILE A 302  LYS A 320                    
SITE     6 AC1 32 THR A 321  GLY A 322  ILE A 325  VAL A 355                    
SITE     7 AC1 32 PHE A 357  LYS A 391  HOH A 509  HOH A 510                    
SITE     8 AC1 32 HOH A 536  HOH A 557  HOH A 564  HOH A 575                    
SITE     1 AC2 14 MET A 169  GLY A 205  ASP A 206  ILE A 210                    
SITE     2 AC2 14 GLU A 217  CYS A 356  ALA A 358  MET A 360                    
SITE     3 AC2 14 ALA A 365  PHE A 367  TYR A 383  HOH A 538                    
SITE     4 AC2 14 HOH A 547  HOH A 569                                          
SITE     1 AC3  5 LEU A 109  ALA A 126  CYS A 128  THR A 129                    
SITE     2 AC3  5 HIS A 132                                                     
SITE     1 AC4  3 LYS A 374  PRO A 375  ARG A 376                               
SITE     1 AC5  4 MET A  -2  HIS A   3  HIS A  97  ASP A  99                    
SITE     1 AC6  2 CYS A 160  H2S A 507                                          
SITE     1 AC7  3 GLY A 162  H2S A 506  HOH A 580                               
CRYST1  149.790  149.790   81.911  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      0.006676  0.003854  0.000000        0.00000                         
SCALE2      0.000000  0.007709  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012208        0.00000