HEADER    PHOTOSYNTHESIS                          30-DEC-04   1YF6              
TITLE     STRUCTURE OF A QUINTUPLE MUTANT OF PHOTOSYNTHETIC REACTION CENTER FROM
TITLE    2 RHODOBACTER SPHAEROIDES                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: REACTION CENTER PROTEIN L CHAIN;                           
COMPND   3 CHAIN: L;                                                            
COMPND   4 SYNONYM: PHOTOSYNTHETIC REACTION CENTER L SUBUNIT;                   
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES;                                                       
COMPND   7 OTHER_DETAILS: L181Y;                                                
COMPND   8 MOL_ID: 2;                                                           
COMPND   9 MOLECULE: REACTION CENTER PROTEIN M CHAIN;                           
COMPND  10 CHAIN: M;                                                            
COMPND  11 SYNONYM: PHOTOSYNTHETIC REACTION CENTER M SUBUNIT;                   
COMPND  12 ENGINEERED: YES;                                                     
COMPND  13 MUTATION: YES;                                                       
COMPND  14 OTHER_DETAILS: M203D, M210F, M214H, M260W;                           
COMPND  15 MOL_ID: 3;                                                           
COMPND  16 MOLECULE: REACTION CENTER PROTEIN H CHAIN;                           
COMPND  17 CHAIN: H;                                                            
COMPND  18 SYNONYM: PHOTOSYNTHETIC REACTION CENTER H SUBUNIT;                   
COMPND  19 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: RHODOBACTER SPHAEROIDES;                        
SOURCE   3 ORGANISM_TAXID: 1063;                                                
SOURCE   4 GENE: PUFL;                                                          
SOURCE   5 EXPRESSION_SYSTEM: RHODOBACTER SPHAEROIDES;                          
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 1063;                                       
SOURCE   7 MOL_ID: 2;                                                           
SOURCE   8 ORGANISM_SCIENTIFIC: RHODOBACTER SPHAEROIDES;                        
SOURCE   9 ORGANISM_TAXID: 1063;                                                
SOURCE  10 GENE: PUFM;                                                          
SOURCE  11 EXPRESSION_SYSTEM: RHODOBACTER SPHAEROIDES;                          
SOURCE  12 EXPRESSION_SYSTEM_TAXID: 1063;                                       
SOURCE  13 MOL_ID: 3;                                                           
SOURCE  14 ORGANISM_SCIENTIFIC: RHODOBACTER SPHAEROIDES;                        
SOURCE  15 ORGANISM_TAXID: 1063;                                                
SOURCE  16 GENE: PUHA;                                                          
SOURCE  17 EXPRESSION_SYSTEM: RHODOBACTER SPHAEROIDES;                          
SOURCE  18 EXPRESSION_SYSTEM_TAXID: 1063                                        
KEYWDS    BACTERIAL PHOTOSYNTHESIS, RHODOBACTER SPHAEROIDES, GATED ELECTRON     
KEYWDS   2 TRANSFER, QUINONE MOVEMENT, INTEGRAL MEMBRANE PROTEIN,               
KEYWDS   3 PHOTOSYNTHESIS                                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.L.PADDOCK,C.CHANG,Q.XU,E.C.ABRESCH,H.L.AXELROD                      
REVDAT   5   23-AUG-23 1YF6    1       REMARK                                   
REVDAT   4   20-OCT-21 1YF6    1       REMARK SEQADV LINK                       
REVDAT   3   13-JUL-11 1YF6    1       VERSN                                    
REVDAT   2   24-FEB-09 1YF6    1       VERSN                                    
REVDAT   1   17-MAY-05 1YF6    0                                                
JRNL        AUTH   M.L.PADDOCK,C.CHANG,Q.XU,E.C.ABRESCH,H.L.AXELROD,G.FEHER,    
JRNL        AUTH 2 M.Y.OKAMURA                                                  
JRNL        TITL   QUINONE (Q(B)) REDUCTION BY B-BRANCH ELECTRON TRANSFER IN    
JRNL        TITL 2 MUTANT BACTERIAL REACTION CENTERS FROM RHODOBACTER           
JRNL        TITL 3 SPHAEROIDES: QUANTUM EFFICIENCY AND X-RAY STRUCTURE.         
JRNL        REF    BIOCHEMISTRY                  V.  44  6920 2005              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   15865437                                                     
JRNL        DOI    10.1021/BI047559M                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   Q.XU,H.L.AXELROD,E.C.ABRESCH,M.L.PADDOCK,M.Y.OKAMURA,G.FEHER 
REMARK   1  TITL   X-RAY STRUCTURE DETERMINATION OF THREE MUTANTS OF THE        
REMARK   1  TITL 2 BACTERIAL PHOTOSYNTHETIC REACTION CENTERS FROM RB.           
REMARK   1  TITL 3 SPHAEROIDES; ALTERED PROTON TRANSFER PATHWAYS                
REMARK   1  REF    STRUCTURE                     V.  12   703 2004              
REMARK   1  REFN                   ISSN 0969-2126                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.25 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.25                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 39.34                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 2952289.260                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 84.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 84139                          
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 SET) : 0.197                           
REMARK   3   FREE R VALUE                     : 0.216                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 4275                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.003                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.25                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.39                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 70.70                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 10939                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2560                       
REMARK   3   BIN FREE R VALUE                    : 0.2950                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.20                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 599                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.012                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 6465                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 621                                     
REMARK   3   SOLVENT ATOMS            : 364                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 25.30                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 31.90                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 2.73000                                              
REMARK   3    B22 (A**2) : 2.73000                                              
REMARK   3    B33 (A**2) : -5.46000                                             
REMARK   3    B12 (A**2) : 3.16000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.23                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.24                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.26                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.28                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.028                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.400                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.20                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 4.010                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.120 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.760 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.990 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.830 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.34                                                 
REMARK   3   BSOL        : 65.80                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1YF6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-JAN-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000031446.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 24-OCT-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 8.50                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.00                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA, CCP4 (SCALA)                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 84139                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.250                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 39.340                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 84.8                               
REMARK 200  DATA REDUNDANCY                : 3.600                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.09100                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 6.6000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.37                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 70.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.20                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.39300                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.800                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: PDB ENTRY 1RZH                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 76.40                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 5.25                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: POTASSIUM PHOSPHATE, SODIUM CHLORIDE,    
REMARK 280  HAPTANETRIOL, DIOXANE, HAXANETRIOL, LDAO, PH 8.50, VAPOR            
REMARK 280  DIFFUSION, SITTING DROP, TEMPERATURE 292K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+2/3                                           
REMARK 290       6555   -X,-X+Y,-Z+1/3                                          
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       61.82000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      123.64000            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      123.64000            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       61.82000            
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 34110 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 29000 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -228.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: L, M, H                               
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 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 M   302                                                      
REMARK 465     MET M   303                                                      
REMARK 465     ALA M   304                                                      
REMARK 465     PRO M   305                                                      
REMARK 465     LEU M   306                                                      
REMARK 465     ASN M   307                                                      
REMARK 465     MET H     1                                                      
REMARK 465     VAL H     2                                                      
REMARK 465     GLY H     3                                                      
REMARK 465     VAL H     4                                                      
REMARK 465     THR H     5                                                      
REMARK 465     ALA H     6                                                      
REMARK 465     PHE H     7                                                      
REMARK 465     GLY H     8                                                      
REMARK 465     ASN H     9                                                      
REMARK 465     PHE H    10                                                      
REMARK 465     LYS H   249                                                      
REMARK 465     SER H   250                                                      
REMARK 465     VAL H   251                                                      
REMARK 465     VAL H   252                                                      
REMARK 465     ALA H   253                                                      
REMARK 465     ALA H   254                                                      
REMARK 465     MET H   255                                                      
REMARK 465     LEU H   256                                                      
REMARK 465     ALA H   257                                                      
REMARK 465     GLU H   258                                                      
REMARK 465     TYR H   259                                                      
REMARK 465     ALA H   260                                                      
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    VAL L  31      -85.18   -100.33                                   
REMARK 500    LEU L 133      -66.06   -126.68                                   
REMARK 500    THR L 253      -79.30   -117.60                                   
REMARK 500    THR M  21      -60.22    -94.48                                   
REMARK 500    GLU M  22     -132.39     48.83                                   
REMARK 500    GLU M 100      -39.28    -39.69                                   
REMARK 500    PHE M 162      -59.58   -138.82                                   
REMARK 500    ASN M 195      112.41     80.03                                   
REMARK 500    ASP M 240       80.09   -157.18                                   
REMARK 500    ARG M 241      124.65    -37.45                                   
REMARK 500    ASN M 300      -75.20    -95.28                                   
REMARK 500    GLN H 174       68.77     39.93                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 610                                                                      
REMARK 610 MISSING HETEROATOM                                                   
REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 610 I=INSERTION CODE):                                                   
REMARK 610   M RES C SSEQI                                                      
REMARK 610     BPH L  855                                                       
REMARK 610     U10 L  858                                                       
REMARK 610     U10 L  859                                                       
REMARK 610     U10 M  857                                                       
REMARK 610     CDL M  862                                                       
REMARK 610     LDA M  866                                                       
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                             BCL L 854  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS L 153   NE2                                                    
REMARK 620 2 BCL L 854   NA   98.4                                              
REMARK 620 3 BCL L 854   NB  100.1  87.3                                        
REMARK 620 4 BCL L 854   NC   94.2 167.3  89.1                                  
REMARK 620 5 BCL L 854   ND  101.4  90.2 158.5  88.7                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             BCL L 852  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS L 173   NE2                                                    
REMARK 620 2 BCL L 852   NA   97.0                                              
REMARK 620 3 BCL L 852   NB   97.9  87.0                                        
REMARK 620 4 BCL L 852   NC  108.0 154.9  88.7                                  
REMARK 620 5 BCL L 852   ND  104.6  90.2 157.5  84.4                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             FE2 M 850  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS L 190   NE2                                                    
REMARK 620 2 HIS L 230   NE2  91.4                                              
REMARK 620 3 HIS M 219   NE2 110.2  93.2                                        
REMARK 620 4 GLU M 234   OE2 154.5  84.5  95.3                                  
REMARK 620 5 GLU M 234   OE1  95.9  87.3 153.9  58.8                            
REMARK 620 6 HIS M 266   NE2  92.2 169.5  94.9  88.0  82.5                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             BCL M 851  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS M 182   NE2                                                    
REMARK 620 2 BCL M 851   NA   98.6                                              
REMARK 620 3 BCL M 851   NB  103.8  88.7                                        
REMARK 620 4 BCL M 851   NC   97.4 164.1  87.0                                  
REMARK 620 5 BCL M 851   ND  101.5  91.3 154.4  86.1                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             BCL M 853  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS M 202   NE2                                                    
REMARK 620 2 BCL M 853   NA  100.5                                              
REMARK 620 3 BCL M 853   NB  103.2  89.6                                        
REMARK 620 4 BCL M 853   NC   94.9 164.3  90.0                                  
REMARK 620 5 BCL M 853   ND   98.9  87.4 158.0  87.1                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             BCL M 856  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS M 214   ND1                                                    
REMARK 620 2 BCL M 856   NA  106.0                                              
REMARK 620 3 BCL M 856   NB  106.9  87.3                                        
REMARK 620 4 BCL M 856   NC   92.0 161.5  91.8                                  
REMARK 620 5 BCL M 856   ND   94.2  89.0 158.8  85.2                            
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 FE2 M 850                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL M 861                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 M 867                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 M 868                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BCL M 851                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BCL L 852                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BCL M 853                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BCL L 854                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BPH L 855                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BCL M 856                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE U10 M 857                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE U10 L 858                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE U10 L 859                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SPO M 860                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CDL M 862                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HTO L 863                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LDA L 864                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LDA L 865                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: CC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LDA M 866                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: CC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL L 869                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1RZH   RELATED DB: PDB                                   
REMARK 900 PHOTOSYNTHETIC REACTION CENTER DOUBLE MUTANT FROM RHODOBACTER        
REMARK 900 SPHAEROIDES WITH ASP L213 REPLACED WITH ASN AND ARG M233 REPLACED    
REMARK 900 WITH CYS IN THE CHARGE-NEUTRAL DQAQB STATE (TRIGONAL FORM)           
REMARK 900 RELATED ID: 1QOV   RELATED DB: PDB                                   
REMARK 900 PHOTOSYNTHETIC REACTION CENTER MUTANT WITH ALA M260 REPLACED WITH    
REMARK 900 TRP (CHAIN M, A260W)                                                 
DBREF  1YF6 L    1   281  UNP    P02954   RCEL_RHOSH       1    281             
DBREF  1YF6 M    1   307  UNP    P02953   RCEM_RHOSH       1    307             
DBREF  1YF6 H    1   260  UNP    P11846   RCEH_RHOSH       1    260             
SEQADV 1YF6 TYR L  181  UNP  P02954    PHE   181 ENGINEERED MUTATION            
SEQADV 1YF6 ASP M  203  UNP  P02953    GLY   203 ENGINEERED MUTATION            
SEQADV 1YF6 PHE M  210  UNP  P02953    TYR   210 ENGINEERED MUTATION            
SEQADV 1YF6 HIS M  214  UNP  P02953    LEU   214 ENGINEERED MUTATION            
SEQADV 1YF6 TRP M  260  UNP  P02953    ALA   260 ENGINEERED MUTATION            
SEQRES   1 L  281  ALA LEU LEU SER PHE GLU ARG LYS TYR ARG VAL PRO GLY          
SEQRES   2 L  281  GLY THR LEU VAL GLY GLY ASN LEU PHE ASP PHE TRP VAL          
SEQRES   3 L  281  GLY PRO PHE TYR VAL GLY PHE PHE GLY VAL ALA THR PHE          
SEQRES   4 L  281  PHE PHE ALA ALA LEU GLY ILE ILE LEU ILE ALA TRP SER          
SEQRES   5 L  281  ALA VAL LEU GLN GLY THR TRP ASN PRO GLN LEU ILE SER          
SEQRES   6 L  281  VAL TYR PRO PRO ALA LEU GLU TYR GLY LEU GLY GLY ALA          
SEQRES   7 L  281  PRO LEU ALA LYS GLY GLY LEU TRP GLN ILE ILE THR ILE          
SEQRES   8 L  281  CYS ALA THR GLY ALA PHE VAL SER TRP ALA LEU ARG GLU          
SEQRES   9 L  281  VAL GLU ILE CYS ARG LYS LEU GLY ILE GLY TYR HIS ILE          
SEQRES  10 L  281  PRO PHE ALA PHE ALA PHE ALA ILE LEU ALA TYR LEU THR          
SEQRES  11 L  281  LEU VAL LEU PHE ARG PRO VAL MET MET GLY ALA TRP GLY          
SEQRES  12 L  281  TYR ALA PHE PRO TYR GLY ILE TRP THR HIS LEU ASP TRP          
SEQRES  13 L  281  VAL SER ASN THR GLY TYR THR TYR GLY ASN PHE HIS TYR          
SEQRES  14 L  281  ASN PRO ALA HIS MET ILE ALA ILE SER PHE PHE TYR THR          
SEQRES  15 L  281  ASN ALA LEU ALA LEU ALA LEU HIS GLY ALA LEU VAL LEU          
SEQRES  16 L  281  SER ALA ALA ASN PRO GLU LYS GLY LYS GLU MET ARG THR          
SEQRES  17 L  281  PRO ASP HIS GLU ASP THR PHE PHE ARG ASP LEU VAL GLY          
SEQRES  18 L  281  TYR SER ILE GLY THR LEU GLY ILE HIS ARG LEU GLY LEU          
SEQRES  19 L  281  LEU LEU SER LEU SER ALA VAL PHE PHE SER ALA LEU CYS          
SEQRES  20 L  281  MET ILE ILE THR GLY THR ILE TRP PHE ASP GLN TRP VAL          
SEQRES  21 L  281  ASP TRP TRP GLN TRP TRP VAL LYS LEU PRO TRP TRP ALA          
SEQRES  22 L  281  ASN ILE PRO GLY GLY ILE ASN GLY                              
SEQRES   1 M  307  ALA GLU TYR GLN ASN ILE PHE SER GLN VAL GLN VAL ARG          
SEQRES   2 M  307  GLY PRO ALA ASP LEU GLY MET THR GLU ASP VAL ASN LEU          
SEQRES   3 M  307  ALA ASN ARG SER GLY VAL GLY PRO PHE SER THR LEU LEU          
SEQRES   4 M  307  GLY TRP PHE GLY ASN ALA GLN LEU GLY PRO ILE TYR LEU          
SEQRES   5 M  307  GLY SER LEU GLY VAL LEU SER LEU PHE SER GLY LEU MET          
SEQRES   6 M  307  TRP PHE PHE THR ILE GLY ILE TRP PHE TRP TYR GLN ALA          
SEQRES   7 M  307  GLY TRP ASN PRO ALA VAL PHE LEU ARG ASP LEU PHE PHE          
SEQRES   8 M  307  PHE SER LEU GLU PRO PRO ALA PRO GLU TYR GLY LEU SER          
SEQRES   9 M  307  PHE ALA ALA PRO LEU LYS GLU GLY GLY LEU TRP LEU ILE          
SEQRES  10 M  307  ALA SER PHE PHE MET PHE VAL ALA VAL TRP SER TRP TRP          
SEQRES  11 M  307  GLY ARG THR TYR LEU ARG ALA GLN ALA LEU GLY MET GLY          
SEQRES  12 M  307  LYS HIS THR ALA TRP ALA PHE LEU SER ALA ILE TRP LEU          
SEQRES  13 M  307  TRP MET VAL LEU GLY PHE ILE ARG PRO ILE LEU MET GLY          
SEQRES  14 M  307  SER TRP SER GLU ALA VAL PRO TYR GLY ILE PHE SER HIS          
SEQRES  15 M  307  LEU ASP TRP THR ASN ASN PHE SER LEU VAL HIS GLY ASN          
SEQRES  16 M  307  LEU PHE TYR ASN PRO PHE HIS ASP LEU SER ILE ALA PHE          
SEQRES  17 M  307  LEU PHE GLY SER ALA HIS LEU PHE ALA MET HIS GLY ALA          
SEQRES  18 M  307  THR ILE LEU ALA VAL SER ARG PHE GLY GLY GLU ARG GLU          
SEQRES  19 M  307  LEU GLU GLN ILE ALA ASP ARG GLY THR ALA ALA GLU ARG          
SEQRES  20 M  307  ALA ALA LEU PHE TRP ARG TRP THR MET GLY PHE ASN TRP          
SEQRES  21 M  307  THR MET GLU GLY ILE HIS ARG TRP ALA ILE TRP MET ALA          
SEQRES  22 M  307  VAL LEU VAL THR LEU THR GLY GLY ILE GLY ILE LEU LEU          
SEQRES  23 M  307  SER GLY THR VAL VAL ASP ASN TRP TYR VAL TRP GLY GLN          
SEQRES  24 M  307  ASN HIS GLY MET ALA PRO LEU ASN                              
SEQRES   1 H  260  MET VAL GLY VAL THR ALA PHE GLY ASN PHE ASP LEU ALA          
SEQRES   2 H  260  SER LEU ALA ILE TYR SER PHE TRP ILE PHE LEU ALA GLY          
SEQRES   3 H  260  LEU ILE TYR TYR LEU GLN THR GLU ASN MET ARG GLU GLY          
SEQRES   4 H  260  TYR PRO LEU GLU ASN GLU ASP GLY THR PRO ALA ALA ASN          
SEQRES   5 H  260  GLN GLY PRO PHE PRO LEU PRO LYS PRO LYS THR PHE ILE          
SEQRES   6 H  260  LEU PRO HIS GLY ARG GLY THR LEU THR VAL PRO GLY PRO          
SEQRES   7 H  260  GLU SER GLU ASP ARG PRO ILE ALA LEU ALA ARG THR ALA          
SEQRES   8 H  260  VAL SER GLU GLY PHE PRO HIS ALA PRO THR GLY ASP PRO          
SEQRES   9 H  260  MET LYS ASP GLY VAL GLY PRO ALA SER TRP VAL ALA ARG          
SEQRES  10 H  260  ARG ASP LEU PRO GLU LEU ASP GLY HIS GLY HIS ASN LYS          
SEQRES  11 H  260  ILE LYS PRO MET LYS ALA ALA ALA GLY PHE HIS VAL SER          
SEQRES  12 H  260  ALA GLY LYS ASN PRO ILE GLY LEU PRO VAL ARG GLY CYS          
SEQRES  13 H  260  ASP LEU GLU ILE ALA GLY LYS VAL VAL ASP ILE TRP VAL          
SEQRES  14 H  260  ASP ILE PRO GLU GLN MET ALA ARG PHE LEU GLU VAL GLU          
SEQRES  15 H  260  LEU LYS ASP GLY SER THR ARG LEU LEU PRO MET GLN MET          
SEQRES  16 H  260  VAL LYS VAL GLN SER ASN ARG VAL HIS VAL ASN ALA LEU          
SEQRES  17 H  260  SER SER ASP LEU PHE ALA GLY ILE PRO THR ILE LYS SER          
SEQRES  18 H  260  PRO THR GLU VAL THR LEU LEU GLU GLU ASP LYS ILE CYS          
SEQRES  19 H  260  GLY TYR VAL ALA GLY GLY LEU MET TYR ALA ALA PRO LYS          
SEQRES  20 H  260  ARG LYS SER VAL VAL ALA ALA MET LEU ALA GLU TYR ALA          
HET    BCL  L 852      66                                                       
HET    BCL  L 854      66                                                       
HET    BPH  L 855      51                                                       
HET    U10  L 858      16                                                       
HET    U10  L 859      15                                                       
HET    HTO  L 863      10                                                       
HET    LDA  L 864      16                                                       
HET    LDA  L 865      16                                                       
HET    GOL  L 869       6                                                       
HET    FE2  M 850       1                                                       
HET     CL  M 861       1                                                       
HET    PO4  M 867       5                                                       
HET    PO4  M 868       5                                                       
HET    BCL  M 851      66                                                       
HET    BCL  M 853      66                                                       
HET    BCL  M 856      66                                                       
HET    U10  M 857      15                                                       
HET    SPO  M 860      42                                                       
HET    CDL  M 862      81                                                       
HET    LDA  M 866      11                                                       
HETNAM     BCL BACTERIOCHLOROPHYLL A                                            
HETNAM     BPH BACTERIOPHEOPHYTIN A                                             
HETNAM     U10 UBIQUINONE-10                                                    
HETNAM     HTO HEPTANE-1,2,3-TRIOL                                              
HETNAM     LDA LAURYL DIMETHYLAMINE-N-OXIDE                                     
HETNAM     GOL GLYCEROL                                                         
HETNAM     FE2 FE (II) ION                                                      
HETNAM      CL CHLORIDE ION                                                     
HETNAM     PO4 PHOSPHATE ION                                                    
HETNAM     SPO SPHEROIDENE                                                      
HETNAM     CDL CARDIOLIPIN                                                      
HETSYN     U10 COENZYME Q10                                                     
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
HETSYN     CDL DIPHOSPHATIDYL GLYCEROL; BIS-(1,2-DIACYL-SN-GLYCERO-3-           
HETSYN   2 CDL  PHOSPHO)-1',3'-SN-GLYCEROL                                      
FORMUL   4  BCL    5(C55 H74 MG N4 O6)                                          
FORMUL   6  BPH    C55 H76 N4 O6                                                
FORMUL   7  U10    3(C59 H90 O4)                                                
FORMUL   9  HTO    C7 H16 O3                                                    
FORMUL  10  LDA    3(C14 H31 N O)                                               
FORMUL  12  GOL    C3 H8 O3                                                     
FORMUL  13  FE2    FE 2+                                                        
FORMUL  14   CL    CL 1-                                                        
FORMUL  15  PO4    2(O4 P 3-)                                                   
FORMUL  21  SPO    C41 H60 O                                                    
FORMUL  22  CDL    C81 H156 O17 P2 2-                                           
FORMUL  24  HOH   *364(H2 O)                                                    
HELIX    1   1 GLU L    6  ARG L   10  5                                   5    
HELIX    2   2 GLY L   32  GLY L   57  1                                  26    
HELIX    3   3 ALA L   70  GLY L   74  5                                   5    
HELIX    4   4 PRO L   79  LYS L   82  5                                   4    
HELIX    5   5 GLY L   83  GLY L  112  1                                  30    
HELIX    6   6 TYR L  115  LEU L  133  1                                  19    
HELIX    7   7 LEU L  133  GLY L  140  1                                   8    
HELIX    8   8 ALA L  141  ALA L  145  5                                   5    
HELIX    9   9 TRP L  151  THR L  163  1                                  13    
HELIX   10  10 TYR L  164  GLY L  165  5                                   2    
HELIX   11  11 ASN L  166  TYR L  169  5                                   4    
HELIX   12  12 ASN L  170  ASN L  199  1                                  30    
HELIX   13  13 THR L  208  GLY L  221  1                                  14    
HELIX   14  14 GLY L  225  ILE L  250  1                                  26    
HELIX   15  15 GLN L  258  TRP L  262  5                                   5    
HELIX   16  16 TRP L  263  LYS L  268  1                                   6    
HELIX   17  17 ASN M   25  ARG M   29  5                                   5    
HELIX   18  18 LEU M   38  PHE M   42  5                                   5    
HELIX   19  19 GLY M   53  ALA M   78  1                                  26    
HELIX   20  20 ASN M   81  ASP M   88  1                                   8    
HELIX   21  21 ALA M   98  GLY M  102  5                                   5    
HELIX   22  22 PRO M  108  GLU M  111  5                                   4    
HELIX   23  23 GLY M  112  LEU M  140  1                                  29    
HELIX   24  24 LYS M  144  PHE M  162  1                                  19    
HELIX   25  25 PHE M  162  GLY M  169  1                                   8    
HELIX   26  26 SER M  170  ALA M  174  5                                   5    
HELIX   27  27 GLY M  178  HIS M  193  1                                  16    
HELIX   28  28 ASN M  195  TYR M  198  5                                   4    
HELIX   29  29 ASN M  199  VAL M  226  1                                  28    
HELIX   30  30 SER M  227  GLY M  230  5                                   4    
HELIX   31  31 ARG M  233  ASP M  240  1                                   8    
HELIX   32  32 GLY M  242  GLY M  257  1                                  16    
HELIX   33  33 THR M  261  SER M  287  1                                  27    
HELIX   34  34 ASN M  293  HIS M  301  1                                   9    
HELIX   35  35 ASP H   11  ASN H   35  1                                  25    
HELIX   36  36 ASP H  103  GLY H  108  1                                   6    
HELIX   37  37 VAL H  109  SER H  113  5                                   5    
HELIX   38  38 LYS H  135  ALA H  137  5                                   3    
HELIX   39  39 GLN H  194  VAL H  196  5                                   3    
HELIX   40  40 SER H  209  ILE H  216  5                                   8    
HELIX   41  41 THR H  226  ALA H  244  1                                  19    
HELIX   42  42 ALA H  245  ARG H  248  5                                   4    
SHEET    1   A 2 TRP L  25  VAL L  26  0                                        
SHEET    2   A 2 PHE L  29  TYR L  30 -1  O  PHE L  29   N  VAL L  26           
SHEET    1   B 2 GLN M  11  ARG M  13  0                                        
SHEET    2   B 2 HIS H 141  ALA H 144 -1  O  HIS H 141   N  ARG M  13           
SHEET    1   C 2 LYS H  62  ILE H  65  0                                        
SHEET    2   C 2 THR H  72  VAL H  75 -1  O  LEU H  73   N  PHE H  64           
SHEET    1   D 2 LEU H  87  ARG H  89  0                                        
SHEET    2   D 2 HIS H  98  PRO H 100 -1  O  ALA H  99   N  ALA H  88           
SHEET    1   E 4 ILE H 131  PRO H 133  0                                        
SHEET    2   E 4 ILE H 160  ASP H 170 -1  O  VAL H 169   N  LYS H 132           
SHEET    3   E 4 MET H 175  GLU H 182 -1  O  GLU H 182   N  LYS H 163           
SHEET    4   E 4 THR H 188  PRO H 192 -1  O  ARG H 189   N  VAL H 181           
SHEET    1   F 5 ILE H 131  PRO H 133  0                                        
SHEET    2   F 5 ILE H 160  ASP H 170 -1  O  VAL H 169   N  LYS H 132           
SHEET    3   F 5 PRO H 152  GLY H 155 -1  N  VAL H 153   O  ALA H 161           
SHEET    4   F 5 VAL H 203  VAL H 205  1  O  VAL H 205   N  ARG H 154           
SHEET    5   F 5 LYS H 197  VAL H 198 -1  N  LYS H 197   O  HIS H 204           
LINK         NE2 HIS L 153                MG   BCL L 854     1555   1555  2.26  
LINK         NE2 HIS L 173                MG   BCL L 852     1555   1555  2.17  
LINK         NE2 HIS L 190                FE   FE2 M 850     1555   1555  2.13  
LINK         NE2 HIS L 230                FE   FE2 M 850     1555   1555  2.21  
LINK         NE2 HIS M 182                MG   BCL M 851     1555   1555  2.24  
LINK         NE2 HIS M 202                MG   BCL M 853     1555   1555  2.25  
LINK         ND1 HIS M 214                MG   BCL M 856     1555   1555  2.09  
LINK         NE2 HIS M 219                FE   FE2 M 850     1555   1555  2.14  
LINK         OE2 GLU M 234                FE   FE2 M 850     1555   1555  2.21  
LINK         OE1 GLU M 234                FE   FE2 M 850     1555   1555  2.22  
LINK         NE2 HIS M 266                FE   FE2 M 850     1555   1555  2.18  
CISPEP   1 GLY M   48    PRO M   49          0         0.00                     
CISPEP   2 TYR H   40    PRO H   41          0         0.28                     
CISPEP   3 VAL H   75    PRO H   76          0        -0.13                     
SITE     1 AC1  5 HIS L 190  HIS L 230  HIS M 219  GLU M 234                    
SITE     2 AC1  5 HIS M 266                                                     
SITE     1 AC2  4 HIS M 219  THR M 222  TRP M 260  ILE M 265                    
SITE     1 AC3  6 ASN M  28  GLY M  53  SER M  54  HOH M1189                    
SITE     2 AC3  6 HOH M1193  HOH M1215                                          
SITE     1 AC4  7 HIS H 126  GLU L  72  TYR L  73  LYS L  82                    
SITE     2 AC4  7 THR M  21  HOH M1101  HOH M1330                               
SITE     1 AC5 14 HIS L 168  MET L 174  ILE L 177  SER L 178                    
SITE     2 AC5 14 TYR L 181  THR L 182  BPH L 855  HOH L1011                    
SITE     3 AC5 14 MET M 122  HIS M 182  LEU M 183  THR M 186                    
SITE     4 AC5 14 BCL M 853  SPO M 860                                          
SITE     1 AC6 20 ALA L 124  ALA L 127  TRP L 156  VAL L 157                    
SITE     2 AC6 20 THR L 160  ASN L 166  PHE L 167  HIS L 168                    
SITE     3 AC6 20 HIS L 173  ALA L 176  ILE L 177  PHE L 180                    
SITE     4 AC6 20 TYR L 181  SER L 244  CYS L 247  MET L 248                    
SITE     5 AC6 20 BCL L 854  PHE M 210  BCL M 853  BCL M 856                    
SITE     1 AC7 21 VAL L 157  TYR L 162  BCL L 852  BPH L 855                    
SITE     2 AC7 21 MET M 122  ALA M 153  LEU M 156  TRP M 157                    
SITE     3 AC7 21 LEU M 160  THR M 186  ASN M 187  SER M 190                    
SITE     4 AC7 21 LEU M 196  PHE M 197  HIS M 202  SER M 205                    
SITE     5 AC7 21 ILE M 206  VAL M 276  GLY M 280  ILE M 284                    
SITE     6 AC7 21 BCL M 851                                                     
SITE     1 AC8 12 TYR L 128  ILE L 150  HIS L 153  LEU L 154                    
SITE     2 AC8 12 BCL L 852  LDA L 864  PHE M 197  ASP M 203                    
SITE     3 AC8 12 ILE M 206  ALA M 207  PHE M 210  BCL M 856                    
SITE     1 AC9 16 TYR L 181  ALA L 184  LEU L 185  LEU L 189                    
SITE     2 AC9 16 SER M  59  LEU M  60  GLY M  63  VAL M 126                    
SITE     3 AC9 16 TRP M 129  THR M 146  ALA M 149  PHE M 150                    
SITE     4 AC9 16 ALA M 153  THR M 277  BCL M 851  BCL M 853                    
SITE     1 BC1 18 ALA L  93  PHE L  97  TRP L 100  GLU L 104                    
SITE     2 BC1 18 ILE L 117  ALA L 120  PHE L 121  ALA L 124                    
SITE     3 BC1 18 HIS L 153  VAL L 241  BCL L 852  BCL L 854                    
SITE     4 BC1 18 PHE M 210  ALA M 213  HIS M 214  TRP M 252                    
SITE     5 BC1 18 MET M 256  PHE M 258                                          
SITE     1 BC2  6 GLN H  32  HOH H1032  PHE M 258  ASN M 259                    
SITE     2 BC2  6 TRP M 260  TRP M 268                                          
SITE     1 BC3 10 ALA L 186  LEU L 189  HIS L 190  LEU L 193                    
SITE     2 BC3 10 PHE L 216  SER L 223  ILE L 224  GLY L 225                    
SITE     3 BC3 10 ILE L 229  HOH L1074                                          
SITE     1 BC4  6 TRP L 263  TRP L 265  TRP L 266  LEU M  86                    
SITE     2 BC4  6 PHE M  90  HOH M1111                                          
SITE     1 BC5 10 PHE M  67  ILE M  70  GLY M  71  TRP M  75                    
SITE     2 BC5 10 SER M 119  TRP M 157  GLY M 161  GLY M 178                    
SITE     3 BC5 10 HIS M 182  BCL M 851                                          
SITE     1 BC6 14 TYR H  30  ASN L 199  PRO L 200  GLY M 143                    
SITE     2 BC6 14 LYS M 144  HIS M 145  TRP M 148  ARG M 267                    
SITE     3 BC6 14 ILE M 270  LEU M 278  HOH M1155  HOH M1234                    
SITE     4 BC6 14 HOH M1247  HOH M1270                                          
SITE     1 BC7  2 PRO L 118  PHE L 119                                          
SITE     1 BC8  5 TRP L 151  BCL L 854  PRO M 200  ASP M 203                    
SITE     2 BC8  5 PHE M 208                                                     
SITE     1 BC9  6 LEU L  75  GLY L  76  GLY L  77  GLN L  87                    
SITE     2 BC9  6 ILE L  91  TRP L 142                                          
SITE     1 CC1  3 PHE M 105  ALA M 107  LEU M 109                               
SITE     1 CC2  7 GLU H  43  GLY H  47  HOH H1009  ARG L   7                    
SITE     2 CC2  7 HOH L1045  HOH L1184  HOH L1239                               
CRYST1  139.442  139.442  185.460  90.00  90.00 120.00 P 31 2 1      6          
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      0.007171  0.004140  0.000000        0.00000                         
SCALE2      0.000000  0.008281  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005392        0.00000