HEADER    TRANSFERASE                             03-APR-05   1X1B              
TITLE     CRYSTAL STRUCTURE OF BCHU COMPLEXED WITH S-ADENOSYL-L-HOMOCYSTEINE    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CRTF-RELATED PROTEIN;                                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: METHYLTRANSFERASE;                                          
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CHLOROBIUM TEPIDUM;                             
SOURCE   3 ORGANISM_TAXID: 194439;                                              
SOURCE   4 STRAIN: TLS;                                                         
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21DE3;                                   
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET15B                                    
KEYWDS    METHYLTRANSFERASE, BACTERIOCHLLOCHLOROPHYLL, BCHU, SAM, SAH, S-       
KEYWDS   2 ADENOSYLMETHYONINE, S-ADENOSYLHOMOCYSTEINE, ADO-MET, ADO-HCY,        
KEYWDS   3 TRANSFERASE                                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.YAMAGUCHI,K.WADA,K.FUKUYAMA                                         
REVDAT   5   25-OCT-23 1X1B    1       REMARK SEQADV                            
REVDAT   4   13-JUL-11 1X1B    1       VERSN                                    
REVDAT   3   24-FEB-09 1X1B    1       VERSN                                    
REVDAT   2   25-JUL-06 1X1B    1       JRNL                                     
REVDAT   1   18-JUL-06 1X1B    0                                                
JRNL        AUTH   K.WADA,H.YAMAGUCHI,J.HARADA,K.NIIMI,S.OSUMI,Y.SAGA,H.OH-OKA, 
JRNL        AUTH 2 H.TAMIAKI,K.FUKUYAMA                                         
JRNL        TITL   CRYSTAL STRUCTURES OF BCHU, A METHYLTRANSFERASE INVOLVED IN  
JRNL        TITL 2 BACTERIOCHLOROPHYLL C BIOSYNTHESIS, AND ITS COMPLEX WITH     
JRNL        TITL 3 S-ADENOSYLHOMOCYSTEINE: IMPLICATIONS FOR REACTION MECHANISM. 
JRNL        REF    J.MOL.BIOL.                   V. 360   839 2006              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   16797589                                                     
JRNL        DOI    10.1016/J.JMB.2006.05.057                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
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) : 2.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 46.83                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 359771.930                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 95.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 15246                          
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) : 0.232                           
REMARK   3   FREE R VALUE                     : 0.287                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.100                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 1541                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.007                           
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) : 2.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.76                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 90.60                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2091                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3140                       
REMARK   3   BIN FREE R VALUE                    : 0.4340                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.00                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 233                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.028                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2655                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 37                                      
REMARK   3   SOLVENT ATOMS            : 52                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 47.20                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 63.30                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 13.32000                                             
REMARK   3    B22 (A**2) : 13.32000                                             
REMARK   3    B33 (A**2) : -26.65000                                            
REMARK   3    B12 (A**2) : 15.33000                                             
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) : 0.36                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.37                            
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) : 0.49                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.55                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.011                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.700                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.00                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.410                           
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) : 4.040 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 5.670 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 6.330 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 8.430 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.37                                                 
REMARK   3   BSOL        : 62.14                                                
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : SO4_XPLOR_PAR.TXT                              
REMARK   3  PARAMETER FILE  4  : GLYCEROL_XPLOR_PAR.TX                          
REMARK   3  PARAMETER FILE  5  : SAH_XPLOR_PAR.TXT                              
REMARK   3  PARAMETER FILE  6  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : &_1_TOPOLOGY_INFILE_3                          
REMARK   3  TOPOLOGY FILE  4   : &_1_TOPOLOGY_INFILE_4                          
REMARK   3  TOPOLOGY FILE  5   : &_1_TOPOLOGY_INFILE_5                          
REMARK   3  TOPOLOGY FILE  6   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1X1B COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 05-APR-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000024253.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 10-OCT-04                          
REMARK 200  TEMPERATURE           (KELVIN) : 93                                 
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SPRING-8                           
REMARK 200  BEAMLINE                       : BL41XU                             
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 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 15926                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 3.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY                : 31.70                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.06500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.69                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 30.40                              
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.29200                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS 1.1                                               
REMARK 200 STARTING MODEL: PDB ENTRY 1X19                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 58.51                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.96                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M TRIS, 1.5M AMMONIUM SULFATE, 12%    
REMARK 280  GLYCEROL, PH 8.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/6                                            
REMARK 290       6555   X-Y,X,Z+5/6                                             
REMARK 290       7555   Y,X,-Z+2/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+1/3                                          
REMARK 290      10555   -Y,-X,-Z+1/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+5/6                                            
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      167.35000            
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       83.67500            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      125.51250            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       41.83750            
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      209.18750            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000      167.35000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000       83.67500            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       41.83750            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000      125.51250            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000      209.18750            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: MONOMERIC                         
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                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 8720 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 26900 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -81.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      -41.83750            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A   -20                                                      
REMARK 465     GLY A   -19                                                      
REMARK 465     SER A   -18                                                      
REMARK 465     SER A   -17                                                      
REMARK 465     HIS A   -16                                                      
REMARK 465     HIS A   -15                                                      
REMARK 465     HIS A   -14                                                      
REMARK 465     HIS A   -13                                                      
REMARK 465     HIS A   -12                                                      
REMARK 465     HIS A   -11                                                      
REMARK 465     SER A   -10                                                      
REMARK 465     SER A    -9                                                      
REMARK 465     GLY A    -8                                                      
REMARK 465     LEU A    -7                                                      
REMARK 465     VAL A    -6                                                      
REMARK 465     PRO A    -5                                                      
REMARK 465     ARG A    -4                                                      
REMARK 465     GLY A    -3                                                      
REMARK 465     SER A    -2                                                      
REMARK 465     HIS A    -1                                                      
REMARK 465     MET A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ASP A 274   CB  -  CG  -  OD1 ANGL. DEV. =   6.5 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    PRO A  43      133.29    -34.54                                   
REMARK 500    PHE A 115      -42.90   -145.90                                   
REMARK 500    LEU A 245       19.79    -67.70                                   
REMARK 500    ASN A 249     -178.09    -66.49                                   
REMARK 500    ARG A 265     -168.51     62.12                                   
REMARK 500    LYS A 327      148.64   -176.91                                   
REMARK 500    ASP A 329        8.79     59.84                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    SER A 247         10.54                                           
REMARK 500    ASP A 274        -11.44                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 4396                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAH A 4261                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 2431                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1X19   RELATED DB: PDB                                   
REMARK 900 BCHU INVOLVED IN BACTERIOCHLOROPHYLL C BIOSYNTHESIS                  
REMARK 900 RELATED ID: 1X1A   RELATED DB: PDB                                   
REMARK 900 BCHU COMPLEXED WITH S-ADENOSYL-L-METHIONINE                          
REMARK 900 RELATED ID: 1X1C   RELATED DB: PDB                                   
REMARK 900 BCHU COMPLEXED WITH S-ADENOSYL-L-HOMOCYSTEINE AND ZN2+               
REMARK 900 RELATED ID: 1X1D   RELATED DB: PDB                                   
REMARK 900 BCHU COMPLEXED WITH S-ADENOSYL-L-HOMOCYSTEINE AND ZN-                
REMARK 900 BACTERIOPHEOPHORBIDE D                                               
DBREF  1X1B A    1   338  UNP    Q8KGE0   Q8KGE0_CHLTE     1    338             
SEQADV 1X1B MET A  -20  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B GLY A  -19  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B SER A  -18  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B SER A  -17  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B HIS A  -16  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B HIS A  -15  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B HIS A  -14  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B HIS A  -13  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B HIS A  -12  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B HIS A  -11  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B SER A  -10  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B SER A   -9  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B GLY A   -8  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B LEU A   -7  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B VAL A   -6  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B PRO A   -5  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B ARG A   -4  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B GLY A   -3  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B SER A   -2  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B HIS A   -1  UNP  Q8KGE0              EXPRESSION TAG                 
SEQADV 1X1B MET A    0  UNP  Q8KGE0              EXPRESSION TAG                 
SEQRES   1 A  359  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  359  LEU VAL PRO ARG GLY SER HIS MET MET SER ASN ASN ASP          
SEQRES   3 A  359  LEU LEU ASN TYR TYR HIS ARG ALA ASN GLU LEU VAL PHE          
SEQRES   4 A  359  LYS GLY LEU ILE GLU PHE SER CYS MET LYS ALA ALA ILE          
SEQRES   5 A  359  GLU LEU ASP LEU PHE SER HIS MET ALA GLU GLY PRO LYS          
SEQRES   6 A  359  ASP LEU ALA THR LEU ALA ALA ASP THR GLY SER VAL PRO          
SEQRES   7 A  359  PRO ARG LEU GLU MET LEU LEU GLU THR LEU ARG GLN MET          
SEQRES   8 A  359  ARG VAL ILE ASN LEU GLU ASP GLY LYS TRP SER LEU THR          
SEQRES   9 A  359  GLU PHE ALA ASP TYR MET PHE SER PRO THR PRO LYS GLU          
SEQRES  10 A  359  PRO ASN LEU HIS GLN THR PRO VAL ALA LYS ALA MET ALA          
SEQRES  11 A  359  PHE LEU ALA ASP ASP PHE TYR MET GLY LEU SER GLN ALA          
SEQRES  12 A  359  VAL ARG GLY GLN LYS ASN PHE LYS GLY GLN VAL PRO TYR          
SEQRES  13 A  359  PRO PRO VAL THR ARG GLU ASP ASN LEU TYR PHE GLU GLU          
SEQRES  14 A  359  ILE HIS ARG SER ASN ALA LYS PHE ALA ILE GLN LEU LEU          
SEQRES  15 A  359  LEU GLU GLU ALA LYS LEU ASP GLY VAL LYS LYS MET ILE          
SEQRES  16 A  359  ASP VAL GLY GLY GLY ILE GLY ASP ILE SER ALA ALA MET          
SEQRES  17 A  359  LEU LYS HIS PHE PRO GLU LEU ASP SER THR ILE LEU ASN          
SEQRES  18 A  359  LEU PRO GLY ALA ILE ASP LEU VAL ASN GLU ASN ALA ALA          
SEQRES  19 A  359  GLU LYS GLY VAL ALA ASP ARG MET ARG GLY ILE ALA VAL          
SEQRES  20 A  359  ASP ILE TYR LYS GLU SER TYR PRO GLU ALA ASP ALA VAL          
SEQRES  21 A  359  LEU PHE CYS ARG ILE LEU TYR SER ALA ASN GLU GLN LEU          
SEQRES  22 A  359  SER THR ILE MET CYS LYS LYS ALA PHE ASP ALA MET ARG          
SEQRES  23 A  359  SER GLY GLY ARG LEU LEU ILE LEU ASP MET VAL ILE ASP          
SEQRES  24 A  359  ASP PRO GLU ASN PRO ASN PHE ASP TYR LEU SER HIS TYR          
SEQRES  25 A  359  ILE LEU GLY ALA GLY MET PRO PHE SER VAL LEU GLY PHE          
SEQRES  26 A  359  LYS GLU GLN ALA ARG TYR LYS GLU ILE LEU GLU SER LEU          
SEQRES  27 A  359  GLY TYR LYS ASP VAL THR MET VAL ARG LYS TYR ASP HIS          
SEQRES  28 A  359  LEU LEU VAL GLN ALA VAL LYS PRO                              
HET    SO4  A4396       5                                                       
HET    SAH  A4261      26                                                       
HET    GOL  A2431       6                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     SAH S-ADENOSYL-L-HOMOCYSTEINE                                        
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   2  SO4    O4 S 2-                                                      
FORMUL   3  SAH    C14 H20 N6 O5 S                                              
FORMUL   4  GOL    C3 H8 O3                                                     
FORMUL   5  HOH   *52(H2 O)                                                     
HELIX    1   1 SER A    2  PHE A   18  1                                  17    
HELIX    2   2 PHE A   18  ASP A   34  1                                  17    
HELIX    3   3 ASP A   34  ALA A   40  1                                   7    
HELIX    4   4 ASP A   45  GLY A   54  1                                  10    
HELIX    5   5 VAL A   56  MET A   70  1                                  15    
HELIX    6   6 THR A   83  PHE A   90  1                                   8    
HELIX    7   7 GLN A  101  PHE A  115  1                                  15    
HELIX    8   8 GLY A  118  ARG A  124  1                                   7    
HELIX    9   9 THR A  139  SER A  152  1                                  14    
HELIX   10  10 ALA A  154  ALA A  165  1                                  12    
HELIX   11  11 GLY A  181  PHE A  191  1                                  11    
HELIX   12  12 LEU A  201  GLY A  203  5                                   3    
HELIX   13  13 ALA A  204  LYS A  215  1                                  12    
HELIX   14  14 ASN A  249  ALA A  263  1                                  15    
HELIX   15  15 ASN A  284  LEU A  293  1                                  10    
HELIX   16  16 GLY A  294  MET A  297  5                                   4    
HELIX   17  17 GLU A  306  ALA A  308  5                                   3    
HELIX   18  18 ARG A  309  SER A  316  1                                   8    
SHEET    1   A 2 ILE A  73  GLU A  76  0                                        
SHEET    2   A 2 LYS A  79  LEU A  82 -1  O  LYS A  79   N  GLU A  76           
SHEET    1   B 7 MET A 221  ALA A 225  0                                        
SHEET    2   B 7 ASP A 195  ASN A 200  1  N  ILE A 198   O  ARG A 222           
SHEET    3   B 7 LYS A 172  VAL A 176  1  N  MET A 173   O  ASP A 195           
SHEET    4   B 7 ALA A 238  CYS A 242  1  O  LEU A 240   N  ILE A 174           
SHEET    5   B 7 ARG A 269  MET A 275  1  O  LEU A 271   N  VAL A 239           
SHEET    6   B 7 HIS A 330  VAL A 336 -1  O  LEU A 331   N  ASP A 274           
SHEET    7   B 7 THR A 323  LYS A 327 -1  N  THR A 323   O  GLN A 334           
CISPEP   1 TYR A  135    PRO A  136          0        -0.23                     
SITE     1 AC1  3 ASN A  74  THR A  83  GLU A  84                               
SITE     1 AC2 14 GLU A 147  HIS A 150  GLY A 177  GLY A 179                    
SITE     2 AC2 14 ASN A 200  LEU A 201  VAL A 226  ASP A 227                    
SITE     3 AC2 14 ILE A 228  TYR A 229  CYS A 242  ARG A 243                    
SITE     4 AC2 14 HOH A4438  HOH A4439                                          
SITE     1 AC3  2 ARG A 140  HOH A4443                                          
CRYST1   81.207   81.207  251.025  90.00  90.00 120.00 P 65 2 2     12          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.012314  0.007110  0.000000        0.00000                         
SCALE2      0.000000  0.014219  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.003984        0.00000