HEADER    PLANT PROTEIN                           18-OCT-19   6T6K              
TITLE     Y201W MUTANT OF THE ORANGE CAROTENOID PROTEIN FROM SYNECHOCYSTIS AT PH
TITLE    2 6.5                                                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ORANGE CAROTENOID-BINDING PROTEIN;                         
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: OCP;                                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SYNECHOCYSTIS SP. (STRAIN PCC 6803 / KAZUSA);   
SOURCE   3 ORGANISM_TAXID: 1111708;                                             
SOURCE   4 STRAIN: PCC 6803 / KAZUSA;                                           
SOURCE   5 GENE: SLR1963;                                                       
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    ORANGE CAROTENOID PROTEIN, PHOTOACTIVE PROTEIN, MUTANT, PLANT PROTEIN 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    N.N.SLUCHANKO,I.GUSHCHIN,V.S.BOTNAREVSKIY,Y.B.SLONIMSKIY,A.REMEEVA,   
AUTHOR   2 K.KOVALEV,A.V.STEPANOV,V.GORDELIY,E.G.MAKSIMOV                       
REVDAT   3   24-JAN-24 6T6K    1       REMARK                                   
REVDAT   2   29-DEC-21 6T6K    1       JRNL                                     
REVDAT   1   18-NOV-20 6T6K    0                                                
JRNL        AUTH   I.A.YAROSHEVICH,E.G.MAKSIMOV,N.N.SLUCHANKO,D.V.ZLENKO,       
JRNL        AUTH 2 A.V.STEPANOV,E.A.SLUTSKAYA,Y.B.SLONIMSKIY,V.S.BOTNAREVSKII,  
JRNL        AUTH 3 A.REMEEVA,I.GUSHCHIN,K.KOVALEV,V.I.GORDELIY,I.V.SHELAEV,     
JRNL        AUTH 4 F.E.GOSTEV,D.KHAKHULIN,V.V.PODDUBNYY,T.S.GOSTEV,             
JRNL        AUTH 5 D.A.CHEREPANOV,T.POLIVKA,M.KLOZ,T.FRIEDRICH,V.Z.PASCHENKO,   
JRNL        AUTH 6 V.A.NADTOCHENKO,A.B.RUBIN,M.P.KIRPICHNIKOV                   
JRNL        TITL   ROLE OF HYDROGEN BOND ALTERNATION AND CHARGE TRANSFER STATES 
JRNL        TITL 2 IN PHOTOACTIVATION OF THE ORANGE CAROTENOID PROTEIN.         
JRNL        REF    COMMUN BIOL                   V.   4   539 2021              
JRNL        REFN                   ESSN 2399-3642                               
JRNL        PMID   33972665                                                     
JRNL        DOI    10.1038/S42003-021-02022-3                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.37 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0257                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.37                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 37.54                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 69781                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.137                           
REMARK   3   R VALUE            (WORKING SET) : 0.135                           
REMARK   3   FREE R VALUE                     : 0.167                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3654                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.37                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.41                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 5102                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.93                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2100                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 263                          
REMARK   3   BIN FREE R VALUE                    : 0.2380                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2343                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 83                                      
REMARK   3   SOLVENT ATOMS            : 302                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 29.77                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.70000                                              
REMARK   3    B22 (A**2) : 0.70000                                              
REMARK   3    B33 (A**2) : -2.26000                                             
REMARK   3    B12 (A**2) : 0.35000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.048         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.047         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.039         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.263         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.981                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.974                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2598 ; 0.007 ; 0.013       
REMARK   3   BOND LENGTHS OTHERS               (A):  2459 ; 0.007 ; 0.017       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3552 ; 1.357 ; 1.648       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  5705 ; 1.526 ; 1.574       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   336 ; 5.766 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   148 ;31.803 ;21.486       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   418 ;12.336 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    14 ;20.265 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   344 ; 0.078 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2988 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   542 ; 0.002 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  5057 ;16.467 ; 3.000       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     3        A   401                          
REMARK   3    ORIGIN FOR THE GROUP (A):   4.1758 -23.0147  15.2842              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0056 T22:   0.0049                                     
REMARK   3      T33:   0.0258 T12:   0.0009                                     
REMARK   3      T13:   0.0003 T23:   0.0006                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.0096 L22:   0.0325                                     
REMARK   3      L33:   0.0278 L12:   0.0050                                     
REMARK   3      L13:   0.0029 L23:  -0.0076                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0004 S12:   0.0006 S13:  -0.0013                       
REMARK   3      S21:  -0.0035 S22:  -0.0010 S23:  -0.0001                       
REMARK   3      S31:   0.0006 S32:  -0.0030 S33:   0.0014                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   402        A   410                          
REMARK   3    ORIGIN FOR THE GROUP (A):   4.8006 -28.4321  10.8465              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0148 T22:   0.0143                                     
REMARK   3      T33:   0.0516 T12:  -0.0010                                     
REMARK   3      T13:  -0.0085 T23:  -0.0111                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.2513 L22:   0.1356                                     
REMARK   3      L33:   0.4187 L12:   0.1387                                     
REMARK   3      L13:   0.3232 L23:   0.1765                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0048 S12:   0.0388 S13:  -0.0448                       
REMARK   3      S21:   0.0072 S22:   0.0335 S23:  -0.0180                       
REMARK   3      S31:  -0.0133 S32:   0.0472 S33:  -0.0384                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS U VALUES : WITH TLS ADDED                                 
REMARK   4                                                                      
REMARK   4 6T6K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 18-OCT-19.                  
REMARK 100 THE DEPOSITION ID IS D_1292104918.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 06-OCT-19                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : PETRA III, EMBL C/O DESY           
REMARK 200  BEAMLINE                       : P14 (MX2)                          
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.976250                           
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS EIGER X 16M                
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS 0.7.4                      
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 73479                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.370                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 44.020                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 20.20                              
REMARK 200  R MERGE                    (I) : 0.04700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 29.1000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.37                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.39                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 20.20                              
REMARK 200  R MERGE FOR SHELL          (I) : 1.53200                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
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: MOLREP                                                
REMARK 200 STARTING MODEL: 4XB5                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.44                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M DL-GLUTAMIC ACID MONOHYDRATE;       
REMARK 280  0.1M DL-ALANINE; 0.1M GLYCINE; 0.1M DL-LYSINE MONOHYDROCHLORIDE;    
REMARK 280  0.1M DL-SERINE; 0.1M IMIDAZOLE; MES MONOHYDRATE (ACID), PH 6.5;     
REMARK 280  20% V/V ETHYLENE GLYCOL; 10 % W/V PEG 8000, VAPOR DIFFUSION,        
REMARK 280  TEMPERATURE 293K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 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+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+1/3                                           
REMARK 290       6555   -X,-X+Y,-Z+2/3                                          
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       58.69600            
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       29.34800            
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       29.34800            
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       58.69600            
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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 580 ANGSTROM**2                           
REMARK 350 SURFACE AREA OF THE COMPLEX: 13800 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -5.0 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 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   -14                                                      
REMARK 465     ARG A   -13                                                      
REMARK 465     GLY A   -12                                                      
REMARK 465     SER A   -11                                                      
REMARK 465     HIS A   -10                                                      
REMARK 465     HIS A    -9                                                      
REMARK 465     HIS A    -8                                                      
REMARK 465     HIS A    -7                                                      
REMARK 465     HIS A    -6                                                      
REMARK 465     HIS A    -5                                                      
REMARK 465     THR A    -4                                                      
REMARK 465     ASP A    -3                                                      
REMARK 465     PRO A    -2                                                      
REMARK 465     ALA A    -1                                                      
REMARK 465     THR A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     PRO A     2                                                      
REMARK 465     ALA A   165                                                      
REMARK 465     GLY A   166                                                      
REMARK 465     LYS A   167                                                      
REMARK 465     ASP A   168                                                      
REMARK 465     ALA A   260                                                      
REMARK 465     GLU A   261                                                      
REMARK 465     ASN A   314                                                      
REMARK 465     PHE A   315                                                      
REMARK 465     ALA A   316                                                      
REMARK 465     ARG A   317                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     LYS A  69    NZ                                                  
REMARK 470     GLU A 118    CD   OE1  OE2                                       
REMARK 470     LYS A 170    CG   CD   CE   NZ                                   
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH A   730     O    HOH A   757              2.16            
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     GLY A  402                                                       
REMARK 610     GLY A  405                                                       
REMARK 610     GLY A  406                                                       
REMARK 610     GLY A  407                                                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue ECH A 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue GLY A 402                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 403                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue IMD A 404                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue GLY A 405                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue GLY A 406                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue GLY A 407                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue HIS A 408                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 409                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AD1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue GLY A 410                 
DBREF  6T6K A    1   317  UNP    P74102   OCP_SYNY3        1    317             
SEQADV 6T6K MET A  -14  UNP  P74102              INITIATING METHIONINE          
SEQADV 6T6K ARG A  -13  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K GLY A  -12  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K SER A  -11  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K HIS A  -10  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K HIS A   -9  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K HIS A   -8  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K HIS A   -7  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K HIS A   -6  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K HIS A   -5  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K THR A   -4  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K ASP A   -3  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K PRO A   -2  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K ALA A   -1  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K THR A    0  UNP  P74102              EXPRESSION TAG                 
SEQADV 6T6K TRP A  201  UNP  P74102    TYR   201 ENGINEERED MUTATION            
SEQRES   1 A  332  MET ARG GLY SER HIS HIS HIS HIS HIS HIS THR ASP PRO          
SEQRES   2 A  332  ALA THR MET PRO PHE THR ILE ASP SER ALA ARG GLY ILE          
SEQRES   3 A  332  PHE PRO ASN THR LEU ALA ALA ASP VAL VAL PRO ALA THR          
SEQRES   4 A  332  ILE ALA ARG PHE SER GLN LEU ASN ALA GLU ASP GLN LEU          
SEQRES   5 A  332  ALA LEU ILE TRP PHE ALA TYR LEU GLU MET GLY LYS THR          
SEQRES   6 A  332  LEU THR ILE ALA ALA PRO GLY ALA ALA SER MET GLN LEU          
SEQRES   7 A  332  ALA GLU ASN ALA LEU LYS GLU ILE GLN ALA MET GLY PRO          
SEQRES   8 A  332  LEU GLN GLN THR GLN ALA MET CYS ASP LEU ALA ASN ARG          
SEQRES   9 A  332  ALA ASP THR PRO LEU CYS ARG THR TYR ALA SER TRP SER          
SEQRES  10 A  332  PRO ASN ILE LYS LEU GLY PHE TRP TYR ARG LEU GLY GLU          
SEQRES  11 A  332  LEU MET GLU GLN GLY PHE VAL ALA PRO ILE PRO ALA GLY          
SEQRES  12 A  332  TYR GLN LEU SER ALA ASN ALA ASN ALA VAL LEU ALA THR          
SEQRES  13 A  332  ILE GLN GLY LEU GLU SER GLY GLN GLN ILE THR VAL LEU          
SEQRES  14 A  332  ARG ASN ALA VAL VAL ASP MET GLY PHE THR ALA GLY LYS          
SEQRES  15 A  332  ASP GLY LYS ARG ILE ALA GLU PRO VAL VAL PRO PRO GLN          
SEQRES  16 A  332  ASP THR ALA SER ARG THR LYS VAL SER ILE GLU GLY VAL          
SEQRES  17 A  332  THR ASN ALA THR VAL LEU ASN TRP MET ASP ASN LEU ASN          
SEQRES  18 A  332  ALA ASN ASP PHE ASP THR LEU ILE GLU LEU PHE THR SER          
SEQRES  19 A  332  ASP GLY ALA LEU GLN PRO PRO PHE GLN ARG PRO ILE VAL          
SEQRES  20 A  332  GLY LYS GLU ASN VAL LEU ARG PHE PHE ARG GLU GLU CYS          
SEQRES  21 A  332  GLN ASN LEU LYS LEU ILE PRO GLU ARG GLY VAL THR GLU          
SEQRES  22 A  332  PRO ALA GLU ASP GLY PHE THR GLN ILE LYS VAL THR GLY          
SEQRES  23 A  332  LYS VAL GLN THR PRO TRP PHE GLY GLY ASN VAL GLY MET          
SEQRES  24 A  332  ASN ILE ALA TRP ARG PHE LEU LEU ASN PRO GLU GLY LYS          
SEQRES  25 A  332  ILE PHE PHE VAL ALA ILE ASP LEU LEU ALA SER PRO LYS          
SEQRES  26 A  332  GLU LEU LEU ASN PHE ALA ARG                                  
HET    ECH  A 401      41                                                       
HET    GLY  A 402       4                                                       
HET     CL  A 403       1                                                       
HET    IMD  A 404       5                                                       
HET    GLY  A 405       4                                                       
HET    GLY  A 406       4                                                       
HET    GLY  A 407       4                                                       
HET    HIS  A 408      11                                                       
HET    EDO  A 409       4                                                       
HET    GLY  A 410       5                                                       
HETNAM     ECH BETA,BETA-CAROTEN-4-ONE                                          
HETNAM     GLY GLYCINE                                                          
HETNAM      CL CHLORIDE ION                                                     
HETNAM     IMD IMIDAZOLE                                                        
HETNAM     HIS HISTIDINE                                                        
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETSYN     ECH ECHINENONE                                                       
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   2  ECH    C40 H54 O                                                    
FORMUL   3  GLY    5(C2 H5 N O2)                                                
FORMUL   4   CL    CL 1-                                                        
FORMUL   5  IMD    C3 H5 N2 1+                                                  
FORMUL   9  HIS    C6 H10 N3 O2 1+                                              
FORMUL  10  EDO    C2 H6 O2                                                     
FORMUL  12  HOH   *302(H2 O)                                                    
HELIX    1 AA1 THR A    4  ARG A    9  1                                   6    
HELIX    2 AA2 ASP A   19  GLN A   30  1                                  12    
HELIX    3 AA3 ASN A   32  GLY A   48  1                                  17    
HELIX    4 AA4 GLY A   57  ALA A   73  1                                  17    
HELIX    5 AA5 GLY A   75  ARG A   89  1                                  15    
HELIX    6 AA6 THR A   92  SER A  100  1                                   9    
HELIX    7 AA7 SER A  102  GLN A  119  1                                  18    
HELIX    8 AA8 SER A  132  GLY A  144  1                                  13    
HELIX    9 AA9 GLU A  146  ASP A  160  1                                  15    
HELIX   10 AB1 ASP A  181  ARG A  185  5                                   5    
HELIX   11 AB2 ASN A  195  ALA A  207  1                                  13    
HELIX   12 AB3 ASP A  209  GLU A  215  1                                   7    
HELIX   13 AB4 GLY A  233  CYS A  245  1                                  13    
HELIX   14 AB5 PHE A  278  VAL A  282  5                                   5    
HELIX   15 AB6 SER A  308  LEU A  312  5                                   5    
SHEET    1 AA1 6 ILE A 231  VAL A 232  0                                        
SHEET    2 AA1 6 PHE A 217  GLN A 224 -1  N  LEU A 223   O  ILE A 231           
SHEET    3 AA1 6 ILE A 298  LEU A 305  1  O  VAL A 301   N  GLN A 224           
SHEET    4 AA1 6 MET A 284  LEU A 292 -1  N  LEU A 291   O  PHE A 300           
SHEET    5 AA1 6 THR A 265  GLN A 274 -1  N  ILE A 267   O  PHE A 290           
SHEET    6 AA1 6 LYS A 249  GLU A 258 -1  N  ILE A 251   O  LYS A 272           
SITE     1 AC1 19 ILE A  40  TYR A  44  ILE A  53  LEU A 107                    
SITE     2 AC1 19 TRP A 110  TYR A 111  GLY A 114  ILE A 151                    
SITE     3 AC1 19 THR A 152  VAL A 158  TRP A 201  LEU A 205                    
SITE     4 AC1 19 CYS A 245  LEU A 250  VAL A 273  TRP A 277                    
SITE     5 AC1 19 MET A 284  TRP A 288  GLY A 407                               
SITE     1 AC2  7 ALA A  55  PRO A  56  GLY A  57  TRP A 277                    
SITE     2 AC2  7 HOH A 548  HOH A 583  HOH A 594                               
SITE     1 AC3  2 THR A 275  HOH A 643                                          
SITE     1 AC4  6 GLN A 180  ASN A 206  ASN A 208  ASN A 247                    
SITE     2 AC4  6 HOH A 614  HOH A 752                                          
SITE     1 AC5  5 ALA A  67  GLU A  70  PRO A  93  THR A  97                    
SITE     2 AC5  5 HOH A 513                                                     
SITE     1 AC6  4 GLY A 144  GLU A 191  GLY A 192  HOH A 528                    
SITE     1 AC7  7 ARG A 155  PHE A 240  GLU A 244  ECH A 401                    
SITE     2 AC7  7 HOH A 522  HOH A 603  HOH A 688                               
SITE     1 AC8  6 GLN A 119  GLY A 120  PHE A 121  ASP A 211                    
SITE     2 AC8  6 ILE A 214  GLU A 215                                          
SITE     1 AC9  7 GLU A  34  THR A  80  MET A  83  MET A 117                    
SITE     2 AC9  7 ALA A 123  PRO A 124  PRO A 126                               
SITE     1 AD1  9 SER A  29  GLN A  36  ALA A  87  ASN A  88                    
SITE     2 AD1  9 ARG A  89  ARG A 229  HOH A 503  HOH A 562                    
SITE     3 AD1  9 HOH A 617                                                     
CRYST1   82.726   82.726   88.044  90.00  90.00 120.00 P 32 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      0.012088  0.006979  0.000000        0.00000                         
SCALE2      0.000000  0.013958  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011358        0.00000