HEADER    OXIDOREDUCTASE                          23-APR-09   3H65              
TITLE     THE CRYSTAL STRUCTURE OF C176A MUTATED [FE]-HYDROGENASE (HMD)         
TITLE    2 HOLOENZYME IN COMPLEX WITH METHYLENETETRAHYDROMETHANOPTERIN          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 5,10-METHENYLTETRAHYDROMETHANOPTERIN HYDROGENASE;          
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: H(2)-FORMING N(5),N(10)-METHYLENETETRAHYDROMETHANOPTERIN    
COMPND   5 DEHYDROGENASE, N(5),N(10)-METHENYLTETRAHYDROMETHANOPTERIN            
COMPND   6 HYDROGENASE, H(2)-DEPENDENT METHYLENE-H(4)MPT DEHYDROGENASE;         
COMPND   7 EC: 1.12.98.2;                                                       
COMPND   8 ENGINEERED: YES;                                                     
COMPND   9 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: METHANOCALDOCOCCUS JANNASCHII;                  
SOURCE   3 ORGANISM_COMMON: METHANOCOCCUS JANNASCHII;                           
SOURCE   4 ORGANISM_TAXID: 2190;                                                
SOURCE   5 STRAIN: DSM 2661;                                                    
SOURCE   6 GENE: HMD, MJ0784;                                                   
SOURCE   7 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   9 EXPRESSION_SYSTEM_STRAIN: HMS174(DE3);                               
SOURCE  10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  11 EXPRESSION_SYSTEM_PLASMID: PET-24B(+)                                
KEYWDS    ROSSMANN FOLD, HELIX BUNDLE, COMPLEX WITH IRON GUANYLYL PYRIDINOL     
KEYWDS   2 COFACTOR, C176A MUTANT, COMPLEX WITH                                 
KEYWDS   3 METHYLENETETRAHYDROMETHANOPTERIN, METHANOGENESIS, ONE-CARBON         
KEYWDS   4 METABOLISM, OXIDOREDUCTASE                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.HIROMOTO,E.WARKENTIN,S.SHIMA,U.ERMLER                               
REVDAT   5   01-NOV-23 3H65    1       REMARK                                   
REVDAT   4   10-NOV-21 3H65    1       REMARK SEQADV                            
REVDAT   3   01-NOV-17 3H65    1       REMARK                                   
REVDAT   2   13-JUL-11 3H65    1       VERSN                                    
REVDAT   1   01-SEP-09 3H65    0                                                
JRNL        AUTH   T.HIROMOTO,E.WARKENTIN,J.MOLL,U.ERMLER,S.SHIMA               
JRNL        TITL   THE CRYSTAL STRUCTURE OF AN [FE]-HYDROGENASE-SUBSTRATE       
JRNL        TITL 2 COMPLEX REVEALS THE FRAMEWORK FOR H2 ACTIVATION.             
JRNL        REF    ANGEW.CHEM.INT.ED.ENGL.       V.  48  6457 2009              
JRNL        REFN                   ISSN 1433-7851                               
JRNL        PMID   19623593                                                     
JRNL        DOI    10.1002/ANIE.200902695                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.15 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.15                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 48.81                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 95.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 21095                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.171                           
REMARK   3   R VALUE            (WORKING SET) : 0.170                           
REMARK   3   FREE R VALUE                     : 0.203                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1084                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.15                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.21                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1275                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 83.20                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2410                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 62                           
REMARK   3   BIN FREE R VALUE                    : 0.2700                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2601                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 103                                     
REMARK   3   SOLVENT ATOMS            : 102                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : LIKELY RESIDUAL                                     
REMARK   3   FROM WILSON PLOT           (A**2) : 52.33                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 48.55                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.64000                                              
REMARK   3    B22 (A**2) : 0.64000                                              
REMARK   3    B33 (A**2) : -1.29000                                             
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  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.217         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.171         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.126         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 9.295         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.969                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.964                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2813 ; 0.016 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3835 ; 1.740 ; 2.033       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   354 ; 5.504 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   100 ;41.084 ;25.800       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   482 ;15.926 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     7 ;20.038 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   442 ; 0.110 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2064 ; 0.007 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1230 ; 0.200 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1924 ; 0.301 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   122 ; 0.134 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    60 ; 0.203 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    15 ; 0.169 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1809 ; 0.825 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2839 ; 1.243 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1159 ; 2.298 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   996 ; 3.605 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 4                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     1        A   154                          
REMARK   3    ORIGIN FOR THE GROUP (A):  20.7993  -1.3767  32.9763              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0099 T22:  -0.1683                                     
REMARK   3      T33:  -0.1788 T12:   0.0365                                     
REMARK   3      T13:  -0.0568 T23:  -0.0083                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   4.2364 L22:   2.1216                                     
REMARK   3      L33:   2.1192 L12:   0.1028                                     
REMARK   3      L13:  -0.0749 L23:  -0.1941                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0186 S12:  -0.2801 S13:  -0.2059                       
REMARK   3      S21:   0.3123 S22:   0.0613 S23:  -0.2394                       
REMARK   3      S31:   0.2997 S32:   0.0704 S33:  -0.0427                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   155        A   244                          
REMARK   3    ORIGIN FOR THE GROUP (A):  32.7178   6.6687  20.0441              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1248 T22:  -0.0946                                     
REMARK   3      T33:  -0.0104 T12:   0.0665                                     
REMARK   3      T13:  -0.0015 T23:  -0.0493                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.3021 L22:   3.3279                                     
REMARK   3      L33:   2.0044 L12:   0.8816                                     
REMARK   3      L13:   0.1090 L23:  -0.3826                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0805 S12:   0.1614 S13:  -0.0203                       
REMARK   3      S21:  -0.0435 S22:   0.0668 S23:  -0.6750                       
REMARK   3      S31:   0.1700 S32:   0.4005 S33:   0.0137                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   245        A   327                          
REMARK   3    ORIGIN FOR THE GROUP (A):  13.6500  14.4199  -4.0444              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0728 T22:  -0.0544                                     
REMARK   3      T33:  -0.1701 T12:  -0.0533                                     
REMARK   3      T13:   0.0454 T23:  -0.0343                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.2841 L22:   1.4083                                     
REMARK   3      L33:   1.4446 L12:  -0.9111                                     
REMARK   3      L13:   1.3687 L23:  -1.2351                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0207 S12:   0.3089 S13:   0.0531                       
REMARK   3      S21:  -0.1408 S22:   0.0004 S23:  -0.0555                       
REMARK   3      S31:  -0.0195 S32:   0.1128 S33:  -0.0211                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   328        A   345                          
REMARK   3    ORIGIN FOR THE GROUP (A):  -1.1176  14.9606  -1.9170              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0789 T22:   0.0986                                     
REMARK   3      T33:  -0.1613 T12:  -0.1026                                     
REMARK   3      T13:   0.0267 T23:   0.0413                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  14.8176 L22:  20.1271                                     
REMARK   3      L33:   8.3927 L12:  -7.4715                                     
REMARK   3      L13:  -2.7010 L23:   3.5879                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0309 S12:  -0.2441 S13:  -0.2632                       
REMARK   3      S21:   0.0924 S22:   0.1198 S23:   1.4881                       
REMARK   3      S31:  -0.2405 S32:  -0.6840 S33:  -0.1507                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3H65 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 07-MAY-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000052740.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 06-JUL-08                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SLS                                
REMARK 200  BEAMLINE                       : X10SA                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9919                             
REMARK 200  MONOCHROMATOR                  : LN2 COOLED FIXED-EXIT SI(111)      
REMARK 200                                   MONOCHROMATOR                      
REMARK 200  OPTICS                         : DYNAMICALLY BENDABLE MIRROR        
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 21096                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.150                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 48.810                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.1                               
REMARK 200  DATA REDUNDANCY                : 3.600                              
REMARK 200  R MERGE                    (I) : 0.04100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 17.4000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.15                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.30                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 85.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.42400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.600                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: REFMAC 5.2.0019                                       
REMARK 200 STARTING MODEL: PDB ENTRY 3F46                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.78                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.55                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 50% MPD, 100MM TRIS-HCL, 100MM           
REMARK 280  AMMONIUM DIHYDROGEN PHOSPHATE, 1MM DTT, PH 8.5, VAPOR DIFFUSION,    
REMARK 280  SITTING DROP, TEMPERATURE 283K                                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       3555   -Y,X+1/2,Z+1/4                                          
REMARK 290       4555   Y+1/2,-X,Z+3/4                                          
REMARK 290       5555   -X+1/2,Y,-Z+3/4                                         
REMARK 290       6555   X,-Y+1/2,-Z+1/4                                         
REMARK 290       7555   Y+1/2,X+1/2,-Z+1/2                                      
REMARK 290       8555   -Y,-X,-Z                                                
REMARK 290       9555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290      10555   -X,-Y,Z                                                 
REMARK 290      11555   -Y+1/2,X,Z+3/4                                          
REMARK 290      12555   Y,-X+1/2,Z+1/4                                          
REMARK 290      13555   -X,Y+1/2,-Z+1/4                                         
REMARK 290      14555   X+1/2,-Y,-Z+3/4                                         
REMARK 290      15555   Y,X,-Z                                                  
REMARK 290      16555   -Y+1/2,-X+1/2,-Z+1/2                                    
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       48.81500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000       48.81500            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       82.87500            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       48.81500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       41.43750            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       48.81500            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      124.31250            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       48.81500            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      124.31250            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       48.81500            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       41.43750            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000       48.81500            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000       48.81500            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       82.87500            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9  1.000000  0.000000  0.000000       48.81500            
REMARK 290   SMTRY2   9  0.000000  1.000000  0.000000       48.81500            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       82.87500            
REMARK 290   SMTRY1  10 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  10  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1  11  0.000000 -1.000000  0.000000       48.81500            
REMARK 290   SMTRY2  11  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000  1.000000      124.31250            
REMARK 290   SMTRY1  12  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  12 -1.000000  0.000000  0.000000       48.81500            
REMARK 290   SMTRY3  12  0.000000  0.000000  1.000000       41.43750            
REMARK 290   SMTRY1  13 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       48.81500            
REMARK 290   SMTRY3  13  0.000000  0.000000 -1.000000       41.43750            
REMARK 290   SMTRY1  14  1.000000  0.000000  0.000000       48.81500            
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  14  0.000000  0.000000 -1.000000      124.31250            
REMARK 290   SMTRY1  15  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  15  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  15  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  16  0.000000 -1.000000  0.000000       48.81500            
REMARK 290   SMTRY2  16 -1.000000  0.000000  0.000000       48.81500            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       82.87500            
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: 9600 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 28550 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -127.0 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  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLU A   346                                                      
REMARK 465     GLY A   347                                                      
REMARK 465     LYS A   348                                                      
REMARK 465     THR A   349                                                      
REMARK 465     LYS A   350                                                      
REMARK 465     CYS A   351                                                      
REMARK 465     GLU A   352                                                      
REMARK 465     ILE A   353                                                      
REMARK 465     MET A   354                                                      
REMARK 465     SER A   355                                                      
REMARK 465     GLN A   356                                                      
REMARK 465     LYS A   357                                                      
REMARK 465     GLU A   358                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    GLU A 345   CD    GLU A 345   OE1     0.096                       
REMARK 500    GLU A 345   CD    GLU A 345   OE2     0.127                       
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    SER A  42     -130.19     53.37                                   
REMARK 500    ALA A 175     -151.48   -114.55                                   
REMARK 500    CYS A 204      179.38    173.90                                   
REMARK 500    GLN A 211      147.23   -175.58                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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                             FE2 A 360  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 I2C A 359   N1                                                     
REMARK 620 2 I2C A 359   C8   81.1                                              
REMARK 620 3 CMO A 361   C    94.2 101.1                                        
REMARK 620 4 CMO A 362   C   167.2  90.8  97.2                                  
REMARK 620 5 DTV A 363   O2   96.2 165.2  93.6  89.1                            
REMARK 620 6 DTV A 363   S1   85.1  91.4 167.2  85.1  73.9                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE I2C A 359                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE2 A 360                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMO A 361                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMO A 362                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DTV A 363                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4M A 364                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3F46   RELATED DB: PDB                                   
REMARK 900 THE C176A MUTATED HOLOENZYME, RECONSTITUTED WITH IRON GUANYLYL       
REMARK 900 PYRIDINOL COFACTOR.                                                  
REMARK 900 RELATED ID: 3F47   RELATED DB: PDB                                   
REMARK 900 THE WILD-TYPE HOLOENZYME, RECONSTITUTED WITH IRON GUANYLYL           
REMARK 900 PYRIDINOL COFACTOR.                                                  
REMARK 900 RELATED ID: 2B0J   RELATED DB: PDB                                   
REMARK 900 THE WILD-TYPE APOENZYME.                                             
DBREF  3H65 A    1   358  UNP    Q58194   HMD_METJA        1    358             
SEQADV 3H65 ALA A  176  UNP  Q58194    CYS   176 ENGINEERED MUTATION            
SEQRES   1 A  358  MET LYS ILE ALA ILE LEU GLY ALA GLY CYS TYR ARG THR          
SEQRES   2 A  358  HIS ALA ALA ALA GLY ILE THR ASN PHE MET ARG ALA CYS          
SEQRES   3 A  358  GLU VAL ALA LYS GLU VAL GLY LYS PRO GLU ILE ALA LEU          
SEQRES   4 A  358  THR HIS SER SER ILE THR TYR GLY ALA GLU LEU LEU HIS          
SEQRES   5 A  358  LEU VAL PRO ASP VAL LYS GLU VAL ILE VAL SER ASP PRO          
SEQRES   6 A  358  CYS PHE ALA GLU GLU PRO GLY LEU VAL VAL ILE ASP GLU          
SEQRES   7 A  358  PHE ASP PRO LYS GLU VAL MET GLU ALA HIS LEU SER GLY          
SEQRES   8 A  358  ASN PRO GLU SER ILE MET PRO LYS ILE ARG GLU VAL VAL          
SEQRES   9 A  358  LYS ALA LYS ALA LYS GLU LEU PRO LYS PRO PRO LYS ALA          
SEQRES  10 A  358  CYS ILE HIS LEU VAL HIS PRO GLU ASP VAL GLY LEU LYS          
SEQRES  11 A  358  VAL THR SER ASP ASP ARG GLU ALA VAL GLU GLY ALA ASP          
SEQRES  12 A  358  ILE VAL ILE THR TRP LEU PRO LYS GLY ASN LYS GLN PRO          
SEQRES  13 A  358  ASP ILE ILE LYS LYS PHE ALA ASP ALA ILE PRO GLU GLY          
SEQRES  14 A  358  ALA ILE VAL THR HIS ALA ALA THR ILE PRO THR THR LYS          
SEQRES  15 A  358  PHE ALA LYS ILE PHE LYS ASP LEU GLY ARG GLU ASP LEU          
SEQRES  16 A  358  ASN ILE THR SER TYR HIS PRO GLY CYS VAL PRO GLU MET          
SEQRES  17 A  358  LYS GLY GLN VAL TYR ILE ALA GLU GLY TYR ALA SER GLU          
SEQRES  18 A  358  GLU ALA VAL ASN LYS LEU TYR GLU ILE GLY LYS ILE ALA          
SEQRES  19 A  358  ARG GLY LYS ALA PHE LYS MET PRO ALA ASN LEU ILE GLY          
SEQRES  20 A  358  PRO VAL CYS ASP MET CYS SER ALA VAL THR ALA THR VAL          
SEQRES  21 A  358  TYR ALA GLY LEU LEU ALA TYR ARG ASP ALA VAL THR LYS          
SEQRES  22 A  358  ILE LEU GLY ALA PRO ALA ASP PHE ALA GLN MET MET ALA          
SEQRES  23 A  358  ASP GLU ALA LEU THR GLN ILE HIS ASN LEU MET LYS GLU          
SEQRES  24 A  358  LYS GLY ILE ALA ASN MET GLU GLU ALA LEU ASP PRO ALA          
SEQRES  25 A  358  ALA LEU LEU GLY THR ALA ASP SER MET CYS PHE GLY PRO          
SEQRES  26 A  358  LEU ALA GLU ILE LEU PRO THR ALA LEU LYS VAL LEU GLU          
SEQRES  27 A  358  LYS HIS LYS VAL VAL GLU GLU GLU GLY LYS THR LYS CYS          
SEQRES  28 A  358  GLU ILE MET SER GLN LYS GLU                                  
HET    I2C  A 359      36                                                       
HET    FE2  A 360       1                                                       
HET    CMO  A 361       2                                                       
HET    CMO  A 362       2                                                       
HET    DTV  A 363       8                                                       
HET    H4M  A 364      54                                                       
HETNAM     I2C 5'-O-[(S)-HYDROXY{[2-HYDROXY-3,5-DIMETHYL-6-(2-                  
HETNAM   2 I2C  OXOETHYL)PYRIDIN-4-YL]OXY}PHOSPHORYL]GUANOSINE                  
HETNAM     FE2 FE (II) ION                                                      
HETNAM     CMO CARBON MONOXIDE                                                  
HETNAM     DTV (2S,3S)-1,4-DIMERCAPTOBUTANE-2,3-DIOL                            
HETNAM     H4M 5,10-DIMETHYLENE TETRAHYDROMETHANOPTERIN                         
FORMUL   2  I2C    C19 H23 N6 O10 P                                             
FORMUL   3  FE2    FE 2+                                                        
FORMUL   4  CMO    2(C O)                                                       
FORMUL   6  DTV    C4 H10 O2 S2                                                 
FORMUL   7  H4M    C31 H45 N6 O16 P                                             
FORMUL   8  HOH   *102(H2 O)                                                    
HELIX    1   1 TYR A   11  GLY A   18  1                                   8    
HELIX    2   2 PHE A   22  GLY A   33  1                                  12    
HELIX    3   3 LYS A   34  THR A   40  5                                   7    
HELIX    4   4 HIS A   41  VAL A   54  1                                  14    
HELIX    5   5 PRO A   65  GLU A   69  5                                   5    
HELIX    6   6 ASP A   80  SER A   90  1                                  11    
HELIX    7   7 ASN A   92  SER A   95  5                                   4    
HELIX    8   8 ILE A   96  GLU A  110  1                                  15    
HELIX    9   9 HIS A  123  GLY A  128  5                                   6    
HELIX   10  10 ASP A  134  GLU A  140  1                                   7    
HELIX   11  11 LYS A  154  LYS A  161  1                                   8    
HELIX   12  12 PHE A  162  ILE A  166  5                                   5    
HELIX   13  13 PRO A  179  LEU A  190  1                                  12    
HELIX   14  14 SER A  220  GLY A  236  1                                  17    
HELIX   15  15 LEU A  245  ASP A  251  1                                   7    
HELIX   16  16 CYS A  253  ILE A  274  1                                  22    
HELIX   17  17 PRO A  278  GLY A  301  1                                  24    
HELIX   18  18 ASN A  304  LEU A  309  1                                   6    
HELIX   19  19 ASP A  310  ALA A  313  5                                   4    
HELIX   20  20 LEU A  314  ASP A  319  1                                   6    
HELIX   21  21 SER A  320  CYS A  322  5                                   3    
HELIX   22  22 PHE A  323  ALA A  327  5                                   5    
HELIX   23  23 GLU A  328  HIS A  340  1                                  13    
SHEET    1   A 6 LYS A 130  THR A 132  0                                        
SHEET    2   A 6 GLU A  59  SER A  63  1  N  VAL A  60   O  LYS A 130           
SHEET    3   A 6 LYS A   2  LEU A   6  1  N  ILE A   5   O  SER A  63           
SHEET    4   A 6 ILE A 144  THR A 147  1  O  ILE A 146   N  ALA A   4           
SHEET    5   A 6 ILE A 171  HIS A 174  1  O  THR A 173   N  VAL A 145           
SHEET    6   A 6 ASN A 196  SER A 199  1  O  THR A 198   N  VAL A 172           
SHEET    1   B 2 GLY A  72  VAL A  75  0                                        
SHEET    2   B 2 ALA A 117  HIS A 120  1  O  HIS A 120   N  VAL A  74           
SHEET    1   C 2 VAL A 212  GLU A 216  0                                        
SHEET    2   C 2 ALA A 238  PRO A 242  1  O  PHE A 239   N  ILE A 214           
LINK         N1  I2C A 359                FE   FE2 A 360     1555   1555  2.01  
LINK         C8  I2C A 359                FE   FE2 A 360     1555   1555  1.91  
LINK        FE   FE2 A 360                 C   CMO A 361     1555   1555  1.81  
LINK        FE   FE2 A 360                 C   CMO A 362     1555   1555  1.84  
LINK        FE   FE2 A 360                 O2  DTV A 363     1555   1555  2.04  
LINK        FE   FE2 A 360                 S1  DTV A 363     1555   1555  2.31  
CISPEP   1 GLU A   70    PRO A   71          0        -0.49                     
CISPEP   2 PRO A  114    PRO A  115          0         3.59                     
SITE     1 AC1 29 LEU A   6  GLY A   7  GLY A   9  CYS A  10                    
SITE     2 AC1 29 THR A  13  HIS A  14  SER A  63  ASP A  64                    
SITE     3 AC1 29 PRO A  65  PRO A 114  PRO A 115  CYS A 118                    
SITE     4 AC1 29 ASP A 135  TRP A 148  LEU A 149  PRO A 150                    
SITE     5 AC1 29 ILE A 158  ALA A 175  ALA A 176  THR A 177                    
SITE     6 AC1 29 PRO A 202  FE2 A 360  CMO A 361  CMO A 362                    
SITE     7 AC1 29 DTV A 363  HOH A 369  HOH A 398  HOH A 415                    
SITE     8 AC1 29 HOH A 420                                                     
SITE     1 AC2  4 I2C A 359  CMO A 361  CMO A 362  DTV A 363                    
SITE     1 AC3  8 TRP A 148  CYS A 204  VAL A 205  PRO A 206                    
SITE     2 AC3  8 I2C A 359  FE2 A 360  CMO A 362  DTV A 363                    
SITE     1 AC4  6 ALA A 176  CYS A 204  I2C A 359  FE2 A 360                    
SITE     2 AC4  6 CMO A 361  DTV A 363                                          
SITE     1 AC5  6 THR A  13  ALA A 176  I2C A 359  FE2 A 360                    
SITE     2 AC5  6 CMO A 361  CMO A 362                                          
SITE     1 AC6 17 LYS A 151  GLY A 152  CYS A 250  ASP A 251                    
SITE     2 AC6 17 MET A 252  SER A 254  LEU A 275  PRO A 278                    
SITE     3 AC6 17 ASP A 280  PHE A 281  MET A 284  THR A 317                    
SITE     4 AC6 17 SER A 320  MET A 321  HOH A 365  HOH A 450                    
SITE     5 AC6 17 HOH A 460                                                     
CRYST1   97.630   97.630  165.750  90.00  90.00  90.00 I 41 2 2     16          
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      0.010243  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010243  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006033        0.00000