HEADER    OXIDOREDUCTASE                          03-DEC-12   3ZE9              
TITLE     3D STRUCTURE OF THE NIFESE HYDROGENASE FROM D. VULGARIS HILDENBOROUGH 
TITLE    2 IN THE OXIDIZED AS-ISOLATED STATE AT 1.33 ANGSTROMS                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PERIPLASMIC [NIFESE] HYDROGENASE, SMALL SUBUNIT;           
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: RESIDUES 35-317;                                           
COMPND   5 EC: 1.12.7.2;                                                        
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: PERIPLASMIC [NIFESE] HYDROGENASE, LARGE SUBUNIT,           
COMPND   8 SELENOCYSTEINE-CONTAINING;                                           
COMPND   9 CHAIN: B;                                                            
COMPND  10 FRAGMENT: RESIDUES 12-495;                                           
COMPND  11 EC: 1.12.7.2                                                         
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: DESULFOVIBRIO VULGARIS;                         
SOURCE   3 ORGANISM_TAXID: 882;                                                 
SOURCE   4 STRAIN: HILDENBOROUGH;                                               
SOURCE   5 MOL_ID: 2;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: DESULFOVIBRIO VULGARIS;                         
SOURCE   7 ORGANISM_TAXID: 882;                                                 
SOURCE   8 STRAIN: HILDENBOROUGH                                                
KEYWDS    OXIDOREDUCTASE, HYDROGENASE BIOHYDROGEN OXYGEN TOLERANCE              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.C.MARQUES,R.COELHO,I.A.C.PEREIRA,P.M.MATIAS                         
REVDAT   7   20-DEC-23 3ZE9    1       REMARK LINK                              
REVDAT   6   24-APR-19 3ZE9    1       REMARK SEQRES ATOM                       
REVDAT   5   27-JUN-18 3ZE9    1       REMARK LINK                              
REVDAT   4   05-NOV-14 3ZE9    1       REMARK SEQRES MODRES HET                 
REVDAT   4 2                   1       HETNAM HETSYN FORMUL HELIX               
REVDAT   4 3                   1       LINK   SITE   HETATM ANISOU              
REVDAT   4 4                   1       MASTER                                   
REVDAT   3   14-MAY-14 3ZE9    1       HETATM                                   
REVDAT   2   19-FEB-14 3ZE9    1       JRNL   REMARK SEQADV MODRES              
REVDAT   2 2                   1       HET    HETNAM FORMUL HELIX               
REVDAT   2 3                   1       LINK   ATOM   ANISOU HETATM              
REVDAT   2 4                   1       CONECT                                   
REVDAT   1   12-JUN-13 3ZE9    0                                                
JRNL        AUTH   M.C.MARQUES,R.COELHO,I.A.C.PEREIRA,P.M.MATIAS                
JRNL        TITL   REDOX STATE-DEPENDENT CHANGES IN THE CRYSTAL STRUCTURE OF    
JRNL        TITL 2 [NIFESE] HYDROGENASE FROM DESULFOVIBRIO VULGARIS             
JRNL        TITL 3 HILDENBOROUGH                                                
JRNL        REF    INT.J.HYDROGEN ENERGY         V.  38  8664 2013              
JRNL        REFN                   ISSN 0360-3199                               
JRNL        DOI    10.1016/J.IJHYDENE.2013.04.132                               
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   M.C.MARQUES,R.COELHO,A.L.DE LACEY,I.A.C.PEREIRA,P.M.MATIAS   
REMARK   1  TITL   THE THREE-DIMENSIONAL STRUCTURE OF [NIFESE] HYDROGENASE FROM 
REMARK   1  TITL 2 DESULFOVIBRIO VULGARIS HILDENBOROUGH: A HYDROGENASE WITHOUT  
REMARK   1  TITL 3 A BRIDGING LIGAND IN THE ACTIVE SITE IN ITS OXIDISED,        
REMARK   1  TITL 4 "AS-ISOLATED" STATE.                                         
REMARK   1  REF    J.MOL.BIOL.                   V. 396   893 2010              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1  PMID   20026074                                                     
REMARK   1  DOI    10.1016/J.JMB.2009.12.013                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.33 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE: 1.8.1_1168)                   
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) : 1.33                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 52.90                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.250                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 94.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 159117                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.132                           
REMARK   3   R VALUE            (WORKING SET) : 0.131                           
REMARK   3   FREE R VALUE                     : 0.148                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 15046                           
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 52.9372 -  4.1320    0.92     9267   506  0.1265 0.1437        
REMARK   3     2  4.1320 -  3.2798    0.97     9827   485  0.1163 0.1320        
REMARK   3     3  3.2798 -  2.8653    0.89     8985   496  0.1246 0.1409        
REMARK   3     4  2.8653 -  2.6033    0.95     9518   500  0.1181 0.1299        
REMARK   3     5  2.6033 -  2.4167    0.96     9721   450  0.1080 0.1203        
REMARK   3     6  2.4167 -  2.2742    0.96     9709   515  0.1075 0.1165        
REMARK   3     7  2.2742 -  2.1603    0.90     9103   509  0.1119 0.1350        
REMARK   3     8  2.1603 -  2.0663    0.94     9398   495  0.1124 0.1376        
REMARK   3     9  2.0663 -  1.9867    0.95     9605   470  0.1151 0.1395        
REMARK   3    10  1.9867 -  1.9182    0.96     9705   480  0.1159 0.1356        
REMARK   3    11  1.9182 -  1.8582    0.97     9822   535  0.1114 0.1282        
REMARK   3    12  1.8582 -  1.8051    0.98     9814   527  0.1138 0.1346        
REMARK   3    13  1.8051 -  1.7576    0.94     9393   523  0.1217 0.1409        
REMARK   3    14  1.7576 -  1.7147    0.93     9322   475  0.1215 0.1349        
REMARK   3    15  1.7147 -  1.6757    0.95     9602   479  0.1217 0.1448        
REMARK   3    16  1.6757 -  1.6400    0.96     9669   500  0.1247 0.1351        
REMARK   3    17  1.6400 -  1.6072    0.96     9748   521  0.1369 0.1658        
REMARK   3    18  1.6072 -  1.5769    0.96     9673   593  0.1462 0.1746        
REMARK   3    19  1.5769 -  1.5487    0.97     9582   567  0.1505 0.1587        
REMARK   3    20  1.5487 -  1.5225    0.97     9907   474  0.1597 0.1862        
REMARK   3    21  1.5225 -  1.4979    0.95     9648   453  0.1781 0.1875        
REMARK   3    22  1.4979 -  1.4749    0.91     9163   515  0.2013 0.2073        
REMARK   3    23  1.4749 -  1.4532    0.94     9424   506  0.2009 0.2205        
REMARK   3    24  1.4532 -  1.4327    0.95     9604   517  0.2184 0.2392        
REMARK   3    25  1.4327 -  1.4133    0.96     9532   536  0.2249 0.2126        
REMARK   3    26  1.4133 -  1.3950    0.96     9731   506  0.2439 0.2642        
REMARK   3    27  1.3950 -  1.3776    0.96     9565   427  0.2543 0.2678        
REMARK   3    28  1.3776 -  1.3610    0.97     9876   509  0.2709 0.2781        
REMARK   3    29  1.3610 -  1.3451    0.96     9689   526  0.2898 0.2840        
REMARK   3    30  1.3451 -  1.3300    0.87     8780   451  0.3024 0.3074        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.30                                          
REMARK   3   SHRINKAGE RADIUS   : 1.10                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.110            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 15.070           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  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      :  0.012           6279                                  
REMARK   3   ANGLE     :  1.303           8533                                  
REMARK   3   CHIRALITY :  0.085            928                                  
REMARK   3   PLANARITY :  0.008           1113                                  
REMARK   3   DIHEDRAL  : 13.434           2382                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 10                                         
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: CHAIN A AND (RESSEQ 5:62)                              
REMARK   3    ORIGIN FOR THE GROUP (A):  42.6323 -26.5910  27.1061              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1154 T22:   0.1608                                     
REMARK   3      T33:   0.1424 T12:   0.0233                                     
REMARK   3      T13:  -0.0017 T23:   0.0062                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.2860 L22:   1.7162                                     
REMARK   3      L33:   1.6044 L12:  -0.4271                                     
REMARK   3      L13:  -0.5051 L23:   0.0226                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0306 S12:  -0.0256 S13:  -0.0181                       
REMARK   3      S21:  -0.0686 S22:  -0.0471 S23:  -0.2098                       
REMARK   3      S31:   0.0564 S32:   0.2904 S33:  -0.0105                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: CHAIN A AND (RESSEQ 63:108)                            
REMARK   3    ORIGIN FOR THE GROUP (A):  36.2204 -38.2848  21.5206              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.2150 T22:   0.1392                                     
REMARK   3      T33:   0.1704 T12:   0.0373                                     
REMARK   3      T13:  -0.0062 T23:  -0.0542                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.8704 L22:   1.7427                                     
REMARK   3      L33:   1.6938 L12:  -0.2417                                     
REMARK   3      L13:  -0.2335 L23:  -0.4418                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0165 S12:   0.2010 S13:  -0.3091                       
REMARK   3      S21:  -0.2796 S22:  -0.0226 S23:  -0.0518                       
REMARK   3      S31:   0.3311 S32:   0.1585 S33:   0.0671                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: CHAIN A AND (RESSEQ 109:283)                           
REMARK   3    ORIGIN FOR THE GROUP (A):  28.6877 -29.6595  45.0478              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0856 T22:   0.0870                                     
REMARK   3      T33:   0.1126 T12:   0.0084                                     
REMARK   3      T13:  -0.0099 T23:   0.0122                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.8358 L22:   0.8576                                     
REMARK   3      L33:   1.1094 L12:  -0.2762                                     
REMARK   3      L13:  -0.1275 L23:   0.0567                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0066 S12:  -0.0834 S13:  -0.1017                       
REMARK   3      S21:   0.0428 S22:   0.0377 S23:   0.0255                       
REMARK   3      S31:   0.0734 S32:  -0.0002 S33:  -0.0166                       
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    SELECTION: CHAIN A AND (RESSEQ 284)                               
REMARK   3    ORIGIN FOR THE GROUP (A):  20.1560 -22.6677  55.7923              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1595 T22:   0.1992                                     
REMARK   3      T33:   0.1662 T12:   0.0254                                     
REMARK   3      T13:   0.0099 T23:   0.0128                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   7.4474 L22:   1.8124                                     
REMARK   3      L33:   3.6624 L12:   3.3380                                     
REMARK   3      L13:  -5.2144 L23:  -2.3971                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0331 S12:  -0.1063 S13:   0.0179                       
REMARK   3      S21:   0.1380 S22:   0.0918 S23:   0.1407                       
REMARK   3      S31:  -0.0512 S32:   0.0366 S33:  -0.0629                       
REMARK   3   TLS GROUP : 5                                                      
REMARK   3    SELECTION: CHAIN A AND (RESSEQ 285)                               
REMARK   3    ORIGIN FOR THE GROUP (A):  25.9146 -23.8676  45.8173              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1753 T22:   0.1873                                     
REMARK   3      T33:   0.2000 T12:   0.0153                                     
REMARK   3      T13:  -0.0023 T23:   0.0061                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   7.5133 L22:   7.5169                                     
REMARK   3      L33:   5.9229 L12:  -5.8463                                     
REMARK   3      L13:  -6.3949 L23:   6.1679                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0313 S12:   0.0830 S13:   0.1301                       
REMARK   3      S21:   0.1227 S22:   0.1556 S23:  -0.0487                       
REMARK   3      S31:   0.0018 S32:  -0.0094 S33:  -0.1328                       
REMARK   3   TLS GROUP : 6                                                      
REMARK   3    SELECTION: CHAIN A AND (RESSEQ 286)                               
REMARK   3    ORIGIN FOR THE GROUP (A):  27.5577 -27.1407  33.3078              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1623 T22:   0.1684                                     
REMARK   3      T33:   0.1797 T12:   0.0180                                     
REMARK   3      T13:  -0.0177 T23:  -0.0067                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.3146 L22:   5.1658                                     
REMARK   3      L33:   3.3009 L12:  -0.7010                                     
REMARK   3      L13:  -0.9993 L23:  -3.4674                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0153 S12:   0.2174 S13:  -0.1562                       
REMARK   3      S21:  -0.0692 S22:  -0.0113 S23:  -0.2966                       
REMARK   3      S31:   0.2784 S32:   0.3743 S33:   0.0164                       
REMARK   3   TLS GROUP : 7                                                      
REMARK   3    SELECTION: CHAIN B AND (RESSEQ 15:236)                            
REMARK   3    ORIGIN FOR THE GROUP (A):  31.5111 -13.3433  26.0543              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1103 T22:   0.0965                                     
REMARK   3      T33:   0.1117 T12:   0.0126                                     
REMARK   3      T13:  -0.0080 T23:  -0.0029                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.7618 L22:   0.6697                                     
REMARK   3      L33:   1.0745 L12:  -0.1418                                     
REMARK   3      L13:  -0.3037 L23:  -0.0448                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0437 S12:   0.0240 S13:   0.0532                       
REMARK   3      S21:  -0.0644 S22:   0.0163 S23:  -0.0289                       
REMARK   3      S31:  -0.1125 S32:   0.0570 S33:  -0.0562                       
REMARK   3   TLS GROUP : 8                                                      
REMARK   3    SELECTION: CHAIN B AND (RESSEQ 237:308)                           
REMARK   3    ORIGIN FOR THE GROUP (A):  14.0578 -11.9943  15.7744              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1973 T22:   0.2628                                     
REMARK   3      T33:   0.2170 T12:   0.0339                                     
REMARK   3      T13:  -0.0436 T23:   0.0479                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.2381 L22:   1.6019                                     
REMARK   3      L33:   1.3126 L12:  -0.1486                                     
REMARK   3      L13:   0.0006 L23:  -0.0438                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1681 S12:   0.1080 S13:  -0.0935                       
REMARK   3      S21:  -0.1144 S22:   0.0205 S23:   0.4860                       
REMARK   3      S31:   0.0318 S32:  -0.4035 S33:  -0.1096                       
REMARK   3   TLS GROUP : 9                                                      
REMARK   3    SELECTION: CHAIN B AND (RESSEQ 309:495)                           
REMARK   3    ORIGIN FOR THE GROUP (A):  23.7736 -10.0855  18.5589              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1448 T22:   0.1140                                     
REMARK   3      T33:   0.1126 T12:   0.0263                                     
REMARK   3      T13:  -0.0146 T23:   0.0140                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.7738 L22:   0.6922                                     
REMARK   3      L33:   1.2160 L12:  -0.2635                                     
REMARK   3      L13:  -0.3297 L23:  -0.0151                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0794 S12:   0.1117 S13:   0.0353                       
REMARK   3      S21:  -0.1479 S22:   0.0136 S23:   0.0537                       
REMARK   3      S31:  -0.1321 S32:  -0.0819 S33:  -0.0831                       
REMARK   3   TLS GROUP : 10                                                     
REMARK   3    SELECTION: CHAIN B AND (RESSEQ 500:501)                           
REMARK   3    ORIGIN FOR THE GROUP (A):  24.1716 -16.1886  24.1289              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.2272 T22:   0.1972                                     
REMARK   3      T33:   0.1717 T12:  -0.0096                                     
REMARK   3      T13:  -0.0149 T23:   0.0058                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   3.5644 L22:   3.4041                                     
REMARK   3      L33:   3.4019 L12:   0.8982                                     
REMARK   3      L13:   1.7829 L23:   3.2703                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1832 S12:  -0.5906 S13:  -0.5711                       
REMARK   3      S21:  -0.2167 S22:   0.6324 S23:   0.5278                       
REMARK   3      S31:  -0.3330 S32:   0.1051 S33:  -0.4693                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: REFINEMENT PROTOCOL USED SEPARATE         
REMARK   3  FRIEDEL PAIRS. TOTAL NUMBER OF REFLECTIONS 301432.                  
REMARK   4                                                                      
REMARK   4 3ZE9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 03-DEC-12.                  
REMARK 100 THE DEPOSITION ID IS D_1290054981.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-NOV-11                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.1                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID29                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9762                             
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          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 159127                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.330                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 53.900                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.3                               
REMARK 200  DATA REDUNDANCY                : 3.100                              
REMARK 200  R MERGE                    (I) : 0.04000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 14.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.33                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.41                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.50000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.700                              
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: PDB ENTRY 2WPN                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS WERE OBTAINED USING THE         
REMARK 280  SITTING-DROP VAPOR DIFFUSION METHOD. 1 UL OF A RESERVOIR            
REMARK 280  SOLUTION CONTAINING 16% PEG 8000 (W/V) AND 0.05 M KH2PO4 PH 4.1     
REMARK 280  WAS MIXED WITH AN EQUAL VOLUME OF A SOLUTION COMPOSED OF 11 MG/     
REMARK 280  ML PROTEIN IN 20 MM TRIS-HCL BUFFER PH 7.6, AND EQUILIBRATED        
REMARK 280  AGAINST A 500 UL RESERVOIR., VAPOR DIFFUSION, SITTING DROP          
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
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       53.34700            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       31.67400            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       53.34700            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       31.67400            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 8280 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 24370 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -131.9 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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 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      HOH A2228  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A2241  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     GLY A     1                                                      
REMARK 465     THR A     2                                                      
REMARK 465     LEU A     3                                                      
REMARK 465     THR A     4                                                      
REMARK 465     GLY B    12                                                      
REMARK 465     ALA B    13                                                      
REMARK 465     THR B    14                                                      
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   H    LEU B   253     O    LYS B   259              1.41            
REMARK 500   O    HOH B  2095     O    HOH B  2224              1.97            
REMARK 500   OD1  ASP B   471     O    HOH B  2034              1.98            
REMARK 500   OD2  OCS B    75    SE    SEC B   489              2.01            
REMARK 500   O    HOH B  2051     O    HOH B  2052              2.07            
REMARK 500   OE2  GLU A   131     O    HOH A  2178              2.12            
REMARK 500   O    HOH A  2134     O    HOH A  2135              2.14            
REMARK 500   O    HOH A  2098     O    HOH A  2225              2.15            
REMARK 500   OD2  ASP B   471     O    HOH B  2399              2.17            
REMARK 500   O    HOH B  2031     O    HOH B  2114              2.18            
REMARK 500   O    HOH A  2169     O    HOH A  2172              2.18            
REMARK 500   N    LEU B   253     O    LYS B   259              2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    PRO B 252   C   -  N   -  CA  ANGL. DEV. = -11.8 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    HIS A  46      106.42   -161.98                                   
REMARK 500    GLU A 134       22.56   -146.14                                   
REMARK 500    LYS A 251     -160.94     58.17                                   
REMARK 500    ALA A 263     -107.39   -155.16                                   
REMARK 500    OCS B  75      113.08   -161.96                                   
REMARK 500    HIS B 185       81.18     78.73                                   
REMARK 500    PHE B 251       88.62     65.02                                   
REMARK 500    PHE B 251       71.55     65.02                                   
REMARK 500    PRO B 252      173.02    -59.56                                   
REMARK 500    TYR B 313       15.76   -141.65                                   
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 A2062        DISTANCE =  6.53 ANGSTROMS                       
REMARK 525    HOH A2117        DISTANCE =  6.25 ANGSTROMS                       
REMARK 525    HOH B2084        DISTANCE =  6.51 ANGSTROMS                       
REMARK 525    HOH B2088        DISTANCE =  6.28 ANGSTROMS                       
REMARK 525    HOH B2093        DISTANCE =  5.82 ANGSTROMS                       
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             FSX A 286  FE4                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  18   SG                                                     
REMARK 620 2 FSX A 286  FE3  136.8                                              
REMARK 620 3 FSX A 286   S3  112.7  53.2                                        
REMARK 620 4 FSX A 286   S4  167.1  30.3  60.8                                  
REMARK 620 5 FSX A 286   O24  99.1 123.8 118.5  93.8                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             FSX A 286  FE1                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CSS A  21   SD                                                     
REMARK 620 2 FSX A 286  FE3   75.0                                              
REMARK 620 3 FSX A 286   S2   62.3  31.0                                        
REMARK 620 4 FSX A 286   S3  105.5  30.7  51.0                                  
REMARK 620 5 FSX A 286   O12  43.3  31.7  30.3  62.3                            
REMARK 620 6 GLU A  77   OE2  95.5 153.3 122.5 145.1 133.1                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             FSX A 286  FE2                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 121   SG                                                     
REMARK 620 2 FSX A 286   O1  115.0                                              
REMARK 620 3 FSX A 286   O24 145.7  54.9                                        
REMARK 620 4 FSX A 286   O12 167.6  64.2  45.2                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             FSX A 286  FE3                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 159   SG                                                     
REMARK 620 2 FSX A 286  FE1  171.1                                              
REMARK 620 3 FSX A 286  FE4  141.3  46.8                                        
REMARK 620 4 FSX A 286   S2  114.4  66.6  52.0                                  
REMARK 620 5 FSX A 286   S3  114.3  73.2  53.2 104.1                            
REMARK 620 6 FSX A 286   S4  107.7  64.5 110.9 110.5 105.5                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A 284  FE2                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 208   ND1                                                    
REMARK 620 2 SF4 A 284   S1  101.8                                              
REMARK 620 3 SF4 A 284   S3  167.7  65.8                                        
REMARK 620 4 SF4 A 284   S4  118.2 106.2  66.9                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A 284  FE4                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 211   SG                                                     
REMARK 620 2 SF4 A 284   S1  113.0                                              
REMARK 620 3 SF4 A 284   S2  107.4 106.4                                        
REMARK 620 4 SF4 A 284   S3  119.8 103.4 106.0                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A 284  FE3                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 232   SG                                                     
REMARK 620 2 SF4 A 284   S1  119.4                                              
REMARK 620 3 SF4 A 284   S2  166.1  67.0                                        
REMARK 620 4 SF4 A 284   S4  101.8 105.8  64.3                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A 284  FE1                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 238   SG                                                     
REMARK 620 2 SF4 A 284   S2  110.9                                              
REMARK 620 3 SF4 A 284   S3  116.8 105.8                                        
REMARK 620 4 SF4 A 284   S4  115.4 103.4 103.2                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A 285  FE4                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 247   SG                                                     
REMARK 620 2 SF4 A 285   S1  114.6                                              
REMARK 620 3 SF4 A 285   S2  167.7  66.6                                        
REMARK 620 4 SF4 A 285   S3  104.8 105.9  63.9                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A 285  FE3                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 259   SG                                                     
REMARK 620 2 SF4 A 285   S1  110.1                                              
REMARK 620 3 SF4 A 285   S2  115.3 105.0                                        
REMARK 620 4 SF4 A 285   S4  175.9  65.9  66.4                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A 285  FE2                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 265   SG                                                     
REMARK 620 2 SF4 A 285   S1  113.6                                              
REMARK 620 3 SF4 A 285   S3  176.8  66.7                                        
REMARK 620 4 SF4 A 285   S4  118.1 103.2  64.6                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A 285  FE1                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 268   SG                                                     
REMARK 620 2 SF4 A 285   S2  114.9                                              
REMARK 620 3 SF4 A 285   S3  108.4 103.5                                        
REMARK 620 4 SF4 A 285   S4  121.7 103.2 103.3                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             FE2 B 502  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU B  56   OE2                                                    
REMARK 620 2 ILE B 441   O    95.7                                              
REMARK 620 3 HIS B 495   NE2  88.1  92.1                                        
REMARK 620 4 HOH B2053   O    89.5 174.8  87.9                                  
REMARK 620 5 HOH B2054   O    83.0  95.5 168.9  85.3                            
REMARK 620 6 HOH B2286   O   171.6  90.3  97.6  84.5  90.5                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NI B 501  NI                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 OCS B  75   SG                                                     
REMARK 620 2 CYS B  78   SG  106.2                                              
REMARK 620 3 PSW B 489   SD  101.0 104.1                                        
REMARK 620 4 CYS B 492   SG   98.4  80.8 157.7                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             FCO B 500  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS B  78   SG                                                     
REMARK 620 2 FCO B 500   C1  153.4                                              
REMARK 620 3 FCO B 500   C2   92.9  87.7                                        
REMARK 620 4 FCO B 500   C3  115.4  90.8  97.1                                  
REMARK 620 5 CYS B 492   SG   79.9  91.1 161.4 101.5                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 A 284                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 A 285                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FSX A 286                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FCO B 500                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI B 501                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE2 B 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 504                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3ZE6   RELATED DB: PDB                                   
REMARK 900 3D STRUCTURE OF THE NI-FE-SE HYDROGENASE FROM D. VULGARIS            
REMARK 900 HILDENBOROUGH IN THE AS-ISOLATED OXIDIZED STATE AT 1.50 ANGSTROMS    
REMARK 900 RELATED ID: 3ZE7   RELATED DB: PDB                                   
REMARK 900 3D STRUCTURE OF THE NI-FE-SE HYDROGENASE FROM D. VULGARIS            
REMARK 900 HILDENBOROUGH IN THE REDUCED STATE AT 1.95 ANGSTROMS                 
REMARK 900 RELATED ID: 3ZE8   RELATED DB: PDB                                   
REMARK 900 3D STRUCTURE OF THE NI-FE-SE HYDROGENASE FROM D. VULGARIS            
REMARK 900 HILDENBOROUGH IN THE REDUCED STATE AT 1.95 ANGSTROMS                 
REMARK 900 RELATED ID: 3ZEA   RELATED DB: PDB                                   
REMARK 900 3D STRUCTURE OF THE NIFESE HYDROGENASE FROM D. VULGARIS              
REMARK 900 HILDENBOROUGH IN THE REDUCED STATE AT 1.82 ANGSTROMS                 
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 SIGNAL PEPTIDE CLEAVED OFF MATURE PROTEIN                            
DBREF  3ZE9 A    1   283  UNP    Q72AS4   Q72AS4_DESVH    35    317             
DBREF  3ZE9 B   12   495  UNP    Q72AS3   Q72AS3_DESVH    12    495             
SEQADV 3ZE9 PSW B  489  UNP  Q72AS3    SEC   489 MICROHETEROGENEITY             
SEQRES   1 A  283  GLY THR LEU THR GLY GLU ARG PRO PRO VAL PHE TRP LEU          
SEQRES   2 A  283  GLN GLY GLN GLY CYS THR GLY CSS SER VAL THR LEU LEU          
SEQRES   3 A  283  ASN SER VAL HIS PRO SER ILE ALA ASP VAL LEU LEU LYS          
SEQRES   4 A  283  VAL ILE SER LEU GLU PHE HIS PRO THR VAL MET ALA TRP          
SEQRES   5 A  283  GLU GLY GLU HIS ALA ILE GLU HIS MET ARG LYS VAL ALA          
SEQRES   6 A  283  GLU LYS PHE LYS GLY LYS PHE PHE LEU VAL ILE GLU GLY          
SEQRES   7 A  283  SER VAL PRO VAL GLU ALA ASP GLY LYS TYR CYS ILE ILE          
SEQRES   8 A  283  GLY GLU ALA ASN HIS HIS GLU ILE SER MET VAL ASP ALA          
SEQRES   9 A  283  LEU LYS GLU PHE GLY PRO ASN ALA ALA ALA VAL LEU ALA          
SEQRES  10 A  283  VAL GLY THR CYS ALA ALA TYR GLY GLY ILE PRO ALA ALA          
SEQRES  11 A  283  GLU GLY SER GLU THR GLY ALA THR ALA VAL SER LYS PHE          
SEQRES  12 A  283  LEU GLY ASP ASN GLY ILE LYS THR PRO VAL VAL ASN ILE          
SEQRES  13 A  283  PRO GLY CYS PRO PRO HIS PRO ASP TRP ILE VAL GLY THR          
SEQRES  14 A  283  VAL VAL LEU ALA LEU ASP ALA ILE LYS LYS ASN GLY LEU          
SEQRES  15 A  283  GLU GLY GLY LEU ALA GLU VAL VAL LYS VAL LEU ASP SER          
SEQRES  16 A  283  ASP GLY ARG PRO THR PRO PHE PHE GLY ARG ASN ILE HIS          
SEQRES  17 A  283  GLU ASN CYS PRO TYR LEU ASP LYS TYR ASP GLU GLY VAL          
SEQRES  18 A  283  MET SER ALA THR PHE THR ASP LYS VAL GLY CYS ARG TYR          
SEQRES  19 A  283  ASP LEU GLY CYS LYS GLY PRO MET THR MET ALA ASP CYS          
SEQRES  20 A  283  PHE GLU ARG LYS TRP ASN GLY GLY VAL ASN TRP CYS VAL          
SEQRES  21 A  283  GLN ASN ALA VAL CYS ILE GLY CYS VAL GLU PRO ASP PHE          
SEQRES  22 A  283  PRO ASP GLY LYS SER PRO PHE TYR GLN ALA                      
SEQRES   1 B  484  GLY ALA THR GLY ARG THR THR ILE ALA ILE ASP PRO VAL          
SEQRES   2 B  484  THR ARG ILE GLU GLY HIS LEU LYS ALA GLU VAL VAL VAL          
SEQRES   3 B  484  GLU ASN GLY LYS VAL VAL ASP ALA ARG LEU SER GLY GLY          
SEQRES   4 B  484  MET TYR ARG GLY PHE GLU THR ILE LEU ARG GLY ARG ASP          
SEQRES   5 B  484  PRO ARG ASP ALA SER GLN ILE VAL GLN ARG ILE OCS GLY          
SEQRES   6 B  484  VAL CYS PRO THR ALA HIS SER THR ALA SER VAL LEU ALA          
SEQRES   7 B  484  LEU ASP GLU ALA PHE GLY ALA LYS VAL PRO ASN ASN GLY          
SEQRES   8 B  484  ARG ILE THR ARG ASN LEU ILE PHE GLY ALA ASN TYR LEU          
SEQRES   9 B  484  GLN SER HIS ILE LEU HIS PHE TYR HIS LEU SER ALA GLN          
SEQRES  10 B  484  ASP PHE VAL GLN GLY PRO ASP THR ALA PRO PHE VAL PRO          
SEQRES  11 B  484  ARG PHE PRO LYS SER ASP LEU ARG LEU SER LYS GLU LEU          
SEQRES  12 B  484  ASN LYS ALA GLY VAL ASP GLN TYR ILE GLU ALA LEU GLU          
SEQRES  13 B  484  VAL ARG ARG ILE CYS HIS GLU MET VAL ALA LEU PHE GLY          
SEQRES  14 B  484  GLY ARG MET PRO HIS VAL GLN GLY GLN VAL VAL GLY GLY          
SEQRES  15 B  484  ALA THR GLU ILE PRO THR LYS GLU LYS LEU VAL GLU TYR          
SEQRES  16 B  484  ALA ALA ARG PHE LYS LYS VAL ARG ASP PHE VAL GLU GLN          
SEQRES  17 B  484  LYS TYR VAL PRO VAL VAL TYR THR ILE GLY SER LYS TYR          
SEQRES  18 B  484  LYS ASP MET PHE LYS VAL GLY GLN GLY PHE LYS ALA ALA          
SEQRES  19 B  484  LEU CYS VAL GLY ALA PHE PRO LEU ASP ASN SER GLY LYS          
SEQRES  20 B  484  LYS HIS LEU PHE MET PRO GLY VAL TYR ALA LYS GLY LYS          
SEQRES  21 B  484  ASP MET PRO PHE ASP PRO SER LYS ILE LYS GLU TYR VAL          
SEQRES  22 B  484  LYS TYR SER TRP PHE ALA GLU GLU THR THR GLY LEU ASN          
SEQRES  23 B  484  TYR LYS GLU GLY LYS THR ILE PRO ALA PRO ASP LYS ALA          
SEQRES  24 B  484  GLY ALA TYR SER PHE VAL LYS ALA PRO ARG TYR ASP GLY          
SEQRES  25 B  484  LEU SER LEU GLU VAL GLY PRO LEU ALA ARG MET TRP VAL          
SEQRES  26 B  484  ASN ASN PRO GLU LEU SER PRO VAL GLY LYS LYS LEU LEU          
SEQRES  27 B  484  LYS ASP LEU PHE GLY ILE SER ALA LYS LYS PHE ARG ASP          
SEQRES  28 B  484  LEU GLY GLU GLU ALA ALA PHE SER LEU MET GLY ARG HIS          
SEQRES  29 B  484  VAL ALA ARG ALA GLU GLU THR TYR TYR MET LEU GLY ALA          
SEQRES  30 B  484  ILE GLU GLY TRP LEU LYS GLU ILE LYS ALA GLY GLU ASP          
SEQRES  31 B  484  THR VAL VAL MET PRO ALA VAL PRO ALA SER ALA GLU GLY          
SEQRES  32 B  484  THR GLY PHE THR GLU ALA PRO ARG GLY SER LEU LEU HIS          
SEQRES  33 B  484  TYR VAL LYS VAL LYS ASP SER LYS ILE ASP ASN TYR GLN          
SEQRES  34 B  484  ILE VAL SER ALA SER LEU TRP ASN CYS ASN PRO ARG ASP          
SEQRES  35 B  484  ASP MET GLY GLN ARG GLY ALA VAL GLU GLU ALA LEU ILE          
SEQRES  36 B  484  GLY ILE PRO VAL ASP ASP ILE GLN ASN PRO VAL ASN VAL          
SEQRES  37 B  484  ALA ARG LEU ILE ARG ALA PHE ASP PRO PSW LEU GLY CYS          
SEQRES  38 B  484  ALA VAL HIS                                                  
MODRES 3ZE9 CSS A   21  CYS  S-MERCAPTOCYSTEINE                                 
MODRES 3ZE9 OCS B   75  CYS  CYSTEINESULFONIC ACID                              
MODRES 3ZE9 PSW B  489  SEC  3-(SULFANYLSELANYL)-L-ALANINE                      
HET    CSS  A  21      10                                                       
HET    OCS  B  75      11                                                       
HET    PSW  B 489      20                                                       
HET    SF4  A 284       8                                                       
HET    SF4  A 285       8                                                       
HET    FSX  A 286      10                                                       
HET    FCO  B 500       7                                                       
HET     NI  B 501       1                                                       
HET    FE2  B 502       1                                                       
HET     CL  B 504       1                                                       
HETNAM     CSS S-MERCAPTOCYSTEINE                                               
HETNAM     OCS CYSTEINESULFONIC ACID                                            
HETNAM     PSW 3-(SULFANYLSELANYL)-L-ALANINE                                    
HETNAM     SF4 IRON/SULFUR CLUSTER                                              
HETNAM     FSX BIS-(MU-2-OXO),[(MU-3--SULFIDO)-BIS(MU-2--SULFIDO)-              
HETNAM   2 FSX  TRIS(CYS-S)-TRI-IRON] (AQUA)(GLU-O)IRON(II)                     
HETNAM     FCO CARBONMONOXIDE-(DICYANO) IRON                                    
HETNAM      NI NICKEL (II) ION                                                  
HETNAM     FE2 FE (II) ION                                                      
HETNAM      CL CHLORIDE ION                                                     
HETSYN     FSX FE4-S3-O3 CLUSTER                                                
FORMUL   1  CSS    C3 H7 N O2 S2                                                
FORMUL   2  OCS    C3 H7 N O5 S                                                 
FORMUL   2  PSW    C3 H7 N O2 S SE                                              
FORMUL   3  SF4    2(FE4 S4)                                                    
FORMUL   5  FSX    FE4 O3 S3                                                    
FORMUL   6  FCO    C3 FE N2 O                                                   
FORMUL   7   NI    NI 2+                                                        
FORMUL   8  FE2    FE 2+                                                        
FORMUL   9   CL    CL 1-                                                        
FORMUL  10  HOH   *741(H2 O)                                                    
HELIX    1   1 THR A   19  ASN A   27  1                                   9    
HELIX    2   2 SER A   32  VAL A   40  1                                   9    
HELIX    3   3 GLU A   53  PHE A   68  1                                  16    
HELIX    4   4 GLU A   83  LYS A   87  5                                   5    
HELIX    5   5 MET A  101  GLY A  109  1                                   9    
HELIX    6   6 GLY A  119  GLY A  125  1                                   7    
HELIX    7   7 GLY A  126  ALA A  130  5                                   5    
HELIX    8   8 ALA A  139  ASN A  147  1                                   9    
HELIX    9   9 HIS A  162  GLY A  181  1                                  20    
HELIX   10  10 GLY A  181  LYS A  191  1                                  11    
HELIX   11  11 PRO A  199  GLY A  204  1                                   6    
HELIX   12  12 ILE A  207  CYS A  211  5                                   5    
HELIX   13  13 TYR A  213  GLY A  220  1                                   8    
HELIX   14  14 ARG A  233  GLY A  237  5                                   5    
HELIX   15  15 LYS A  239  THR A  243  5                                   5    
HELIX   16  16 ASP A  246  LYS A  251  1                                   6    
HELIX   17  17 TRP A  258  ALA A  263  1                                   6    
HELIX   18  18 PRO A  274  SER A  278  5                                   5    
HELIX   19  19 GLY B   54  LEU B   59  1                                   6    
HELIX   20  20 ASP B   63  ARG B   65  5                                   3    
HELIX   21  21 ASP B   66  VAL B   71  1                                   6    
HELIX   22  22 GLN B   72  OCS B   75  5                                   4    
HELIX   23  23 CYS B   78  GLY B   95  1                                  18    
HELIX   24  24 PRO B   99  LEU B  125  1                                  27    
HELIX   25  25 SER B  126  PHE B  130  5                                   5    
HELIX   26  26 SER B  151  GLY B  181  1                                  31    
HELIX   27  27 THR B  199  LYS B  220  1                                  22    
HELIX   28  28 LYS B  220  SER B  230  1                                  11    
HELIX   29  29 LYS B  231  LYS B  237  5                                   7    
HELIX   30  30 ASP B  276  SER B  278  5                                   3    
HELIX   31  31 ALA B  290  THR B  294  5                                   5    
HELIX   32  32 ASN B  297  GLY B  301  5                                   5    
HELIX   33  33 GLY B  329  ASN B  338  1                                  10    
HELIX   34  34 SER B  342  GLY B  354  1                                  13    
HELIX   35  35 PHE B  360  LEU B  363  5                                   4    
HELIX   36  36 GLY B  364  PHE B  369  1                                   6    
HELIX   37  37 SER B  370  ILE B  396  1                                  27    
HELIX   38  38 SER B  443  ASN B  450  1                                   8    
HELIX   39  39 GLY B  459  LEU B  465  1                                   7    
HELIX   40  40 VAL B  477  PHE B  486  1                                  10    
HELIX   41  41 PSW B  489  HIS B  495  1                                   7    
SHEET    1  AA 5 SER A  42  PHE A  45  0                                        
SHEET    2  AA 5 PRO A   9  GLN A  14  1  O  VAL A  10   N  GLU A  44           
SHEET    3  AA 5 PHE A  72  GLU A  77  1  O  PHE A  73   N  PHE A  11           
SHEET    4  AA 5 ALA A 112  VAL A 118  1  N  ALA A 113   O  PHE A  72           
SHEET    5  AA 5 VAL A 153  ILE A 156  1  O  VAL A 154   N  ALA A 117           
SHEET    1  AB 2 VAL A  80  PRO A  81  0                                        
SHEET    2  AB 2 ALA A 137  THR A 138 -1  O  THR A 138   N  VAL A  80           
SHEET    1  AC 2 ILE A  90  ALA A  94  0                                        
SHEET    2  AC 2 HIS A  97  SER A 100 -1  O  HIS A  97   N  ALA A  94           
SHEET    1  BA 3 ARG B  16  ILE B  21  0                                        
SHEET    2  BA 3 LEU B  31  GLU B  38 -1  O  ALA B  33   N  ILE B  21           
SHEET    3  BA 3 LYS B  41  GLY B  49 -1  O  LYS B  41   N  GLU B  38           
SHEET    1  BB 2 GLN B 189  VAL B 190  0                                        
SHEET    2  BB 2 GLY B 193  ALA B 194 -1  O  GLY B 193   N  VAL B 190           
SHEET    1  BC 3 ALA B 245  CYS B 247  0                                        
SHEET    2  BC 3 GLY B 265  ALA B 268 -1  O  GLY B 265   N  CYS B 247           
SHEET    3  BC 3 LYS B 271  MET B 273 -1  O  LYS B 271   N  ALA B 268           
SHEET    1  BD 2 ALA B 250  PRO B 252  0                                        
SHEET    2  BD 2 HIS B 260  PHE B 262 -1  N  LEU B 261   O  PHE B 251           
SHEET    1  BE 2 ILE B 280  TYR B 283  0                                        
SHEET    2  BE 2 ALA B 318  TYR B 321 -1  O  ALA B 318   N  TYR B 283           
SHEET    1  BF 3 ALA B 412  ALA B 420  0                                        
SHEET    2  BF 3 GLY B 423  LYS B 432 -1  O  GLY B 423   N  ALA B 420           
SHEET    3  BF 3 LYS B 435  VAL B 442 -1  O  LYS B 435   N  LYS B 432           
SSBOND   1 CYS B   78    CYS B  492                          1555   1555  2.90  
LINK         C   GLY A  20                 N   CSS A  21     1555   1555  1.34  
LINK         C   CSS A  21                 N   SER A  22     1555   1555  1.33  
LINK         SD  CSS A  21                 O12 FSX A 286     1555   1555  1.66  
LINK         C   ILE B  74                 N   OCS B  75     1555   1555  1.32  
LINK         C   OCS B  75                 N   GLY B  76     1555   1555  1.32  
LINK         SG  OCS B  75                SE  CSEC B 489     1555   1555  2.31  
LINK         C   PRO B 488                 N  APSW B 489     1555   1555  1.33  
LINK         C   PRO B 488                 N  BPSW B 489     1555   1555  1.33  
LINK         C  APSW B 489                 N   LEU B 490     1555   1555  1.32  
LINK         C  BPSW B 489                 N   LEU B 490     1555   1555  1.33  
LINK         SG  CYS A  18                FE4  FSX A 286     1555   1555  2.26  
LINK         SD  CSS A  21                FE1  FSX A 286     1555   1555  2.41  
LINK         OE2 GLU A  77                FE1  FSX A 286     1555   1555  2.07  
LINK         SG  CYS A 121                FE2  FSX A 286     1555   1555  2.27  
LINK         SG  CYS A 159                FE3  FSX A 286     1555   1555  2.32  
LINK         ND1 HIS A 208                FE2  SF4 A 284     1555   1555  2.07  
LINK         SG  CYS A 211                FE4  SF4 A 284     1555   1555  2.29  
LINK         SG  CYS A 232                FE3  SF4 A 284     1555   1555  2.30  
LINK         SG  CYS A 238                FE1  SF4 A 284     1555   1555  2.33  
LINK         SG  CYS A 247                FE4  SF4 A 285     1555   1555  2.29  
LINK         SG  CYS A 259                FE3  SF4 A 285     1555   1555  2.28  
LINK         SG  CYS A 265                FE2  SF4 A 285     1555   1555  2.30  
LINK         SG  CYS A 268                FE1  SF4 A 285     1555   1555  2.30  
LINK         OE2 GLU B  56                FE   FE2 B 502     1555   1555  2.29  
LINK         SG  OCS B  75                NI    NI B 501     1555   1555  2.24  
LINK         SG  CYS B  78                FE   FCO B 500     1555   1555  2.25  
LINK         SG  CYS B  78                NI    NI B 501     1555   1555  2.26  
LINK         O   ILE B 441                FE   FE2 B 502     1555   1555  2.22  
LINK         SD APSW B 489                NI    NI B 501     1555   1555  2.18  
LINK         SG  CYS B 492                FE   FCO B 500     1555   1555  2.28  
LINK         SG  CYS B 492                NI    NI B 501     1555   1555  2.22  
LINK         NE2 HIS B 495                FE   FE2 B 502     1555   1555  2.19  
LINK        FE   FE2 B 502                 O   HOH B2053     1555   1555  2.22  
LINK        FE   FE2 B 502                 O   HOH B2054     1555   1555  2.11  
LINK        FE   FE2 B 502                 O   HOH B2286     1555   1555  2.15  
CISPEP   1 HIS A   30    PRO A   31          0         2.69                     
CISPEP   2 CYS A  159    PRO A  160          0        -0.62                     
CISPEP   3 PHE A  273    PRO A  274          0         6.76                     
CISPEP   4 SER A  278    PRO A  279          0        -4.61                     
CISPEP   5 ASP B   22    PRO B   23          0         4.09                     
CISPEP   6 ALA B  137    PRO B  138          0         6.14                     
CISPEP   7 VAL B  140    PRO B  141          0        -3.71                     
CISPEP   8 MET B  183    PRO B  184          0        -1.58                     
SITE     1 AC1  8 HIS A 208  CYS A 211  TYR A 213  LEU A 214                    
SITE     2 AC1  8 CYS A 232  ARG A 233  CYS A 238  VAL A 260                    
SITE     1 AC2  9 THR A 243  CYS A 247  TRP A 252  CYS A 259                    
SITE     2 AC2  9 CYS A 265  ILE A 266  CYS A 268  ARG B 182                    
SITE     3 AC2  9 GLN B 187                                                     
SITE     1 AC3 14 GLY A  17  CYS A  18  THR A  19  GLY A  20                    
SITE     2 AC3 14 CSS A  21  GLU A  77  GLY A  78  THR A 120                    
SITE     3 AC3 14 CYS A 121  GLY A 158  CYS A 159  PRO A 160                    
SITE     4 AC3 14 HOH A2112  HIS B 185                                          
SITE     1 AC4 10 CYS B  78  ALA B 420  PRO B 421  ARG B 422                    
SITE     2 AC4 10 LEU B 425  ALA B 444  SER B 445  PSW B 489                    
SITE     3 AC4 10 CYS B 492   NI B 501                                          
SITE     1 AC5  5 OCS B  75  CYS B  78  PSW B 489  CYS B 492                    
SITE     2 AC5  5 FCO B 500                                                     
SITE     1 AC6  6 GLU B  56  ILE B 441  HIS B 495  HOH B2053                    
SITE     2 AC6  6 HOH B2054  HOH B2286                                          
SITE     1 AC7  6 CYS B  78  THR B  80  ALA B  81  PHE B 110                    
SITE     2 AC7  6 ASN B 113  PRO B 421                                          
CRYST1  106.694   63.348  109.740  90.00 105.42  90.00 C 1 2 1       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      0.009373  0.000000  0.002585        0.00000                         
SCALE2      0.000000  0.015786  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009453        0.00000