HEADER    MEMBRANE PROTEIN                        18-NOV-15   5ETZ              
TITLE     STRUCTURE OF THE ALL-TRANS ISOMER OF PHARAONIS HALORHODOPSIN IN THE   
TITLE    2 ABSENCE OF HALIDE IONS                                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HALORHODOPSIN;                                             
COMPND   3 CHAIN: A, B, D                                                       
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: NATRONOMONAS PHARAONIS DSM 2160;                
SOURCE   3 ORGANISM_TAXID: 348780;                                              
SOURCE   4 STRAIN: DSM 2160                                                     
KEYWDS    RETINAL PROTEIN, LIGHT-DRIVEN, CHLORIDE ION PUMP, SEVEN-              
KEYWDS   2 TRANSMEMBRANE, ALPHA HELICES, MEMBRANE PROTEIN                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.KOUYAMA                                                             
REVDAT   7   06-NOV-24 5ETZ    1       REMARK                                   
REVDAT   6   08-NOV-23 5ETZ    1       REMARK                                   
REVDAT   5   14-OCT-20 5ETZ    1       HETSYN                                   
REVDAT   4   29-JUL-20 5ETZ    1       COMPND REMARK HETNAM SITE                
REVDAT   3   19-FEB-20 5ETZ    1       JRNL   REMARK                            
REVDAT   2   10-AUG-16 5ETZ    1       JRNL                                     
REVDAT   1   27-JUL-16 5ETZ    0                                                
JRNL        AUTH   S.K.CHAN,H.KAWAGUCHI,H.KUBO,M.MURAKAMI,K.IHARA,K.MAKI,       
JRNL        AUTH 2 T.KOUYAMA                                                    
JRNL        TITL   CRYSTAL STRUCTURE OF THE 11-CIS ISOMER OF PHARAONIS          
JRNL        TITL 2 HALORHODOPSIN: STRUCTURAL CONSTRAINTS ON INTERCONVERSIONS    
JRNL        TITL 3 AMONG DIFFERENT ISOMERIC STATES                              
JRNL        REF    BIOCHEMISTRY                  V.  55  4092 2016              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   27352034                                                     
JRNL        DOI    10.1021/ACS.BIOCHEM.6B00277                                  
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.21                                             
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 : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 91.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 99008                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : FREE R-VALUE                    
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM SELECTION                
REMARK   3   R VALUE            (WORKING SET) : 0.219                           
REMARK   3   FREE R VALUE                     : 0.236                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.600                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 5001                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5897                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 343                                     
REMARK   3   SOLVENT ATOMS            : 227                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 16.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.47000                                              
REMARK   3    B22 (A**2) : 2.01000                                              
REMARK   3    B33 (A**2) : -2.48000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.91900                                              
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) : 0.17                            
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) : 0.25                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
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 5ETZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 26-NOV-15.                  
REMARK 100 THE DEPOSITION ID IS D_1000215514.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 30-OCT-15                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6                                  
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SPRING-8                           
REMARK 200  BEAMLINE                       : BL38B1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1                                  
REMARK 200  MONOCHROMATOR                  : SILICON MONOCHROMATOR              
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : IMOSFLM                            
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 99234                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.770                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.500                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 91.3                               
REMARK 200  DATA REDUNDANCY                : 3.500                              
REMARK 200  R MERGE                    (I) : 0.06500                            
REMARK 200  R SYM                      (I) : 0.06500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.7000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.90                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 60.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.90                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.40500                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.700                              
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: 3QBG                                                 
REMARK 200                                                                      
REMARK 200 REMARK: THE CRYSTAL MOSAICITY WAS 0.97.                              
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 61.75                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.22                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: THE CRYSTAL WAS PREPARED BY THE          
REMARK 280  MEMBRANE FUSION METHOD. A MIXTURE SOLUTION CONTAINING 3 MG/ML       
REMARK 280  HALORHODOPSIN, 9 MG/ML NONYLGLUCOSIDE, 1 M AMMONIUM SULFATE, 0.1    
REMARK 280  M SODIUM AZIDE WAS CONCENTRATED BY THE SITTING-DROP VAPOR           
REMARK 280  DIFFUSION METHOD. THE CRYSTAL SOAKING IN A HALIDE-ION-FREE          
REMARK 280  SOLUTION WAS PERFORMED UNDER DIM RED LIGHT, AND THEN THE CRYSTAL    
REMARK 280  WAS RAPIDLY COOLED WITH LIQUID PROPANE AT 87 K., PH 6, VAPOR        
REMARK 280  DIFFUSION, SITTING DROP, TEMPERATURE 288K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
REMARK 290       4555   -X+1/2,Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       77.20000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       48.88500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       77.20000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       48.88500            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 11020 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 27420 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -88.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, D                               
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     1                                                      
REMARK 465     THR A     2                                                      
REMARK 465     GLU A     3                                                      
REMARK 465     THR A     4                                                      
REMARK 465     LEU A     5                                                      
REMARK 465     PRO A     6                                                      
REMARK 465     PRO A     7                                                      
REMARK 465     VAL A     8                                                      
REMARK 465     THR A     9                                                      
REMARK 465     GLU A    10                                                      
REMARK 465     SER A    11                                                      
REMARK 465     ALA A    12                                                      
REMARK 465     VAL A    13                                                      
REMARK 465     ALA A    14                                                      
REMARK 465     LEU A    15                                                      
REMARK 465     GLN A    16                                                      
REMARK 465     ALA A    17                                                      
REMARK 465     LEU A   279                                                      
REMARK 465     ASP A   280                                                      
REMARK 465     VAL A   281                                                      
REMARK 465     PRO A   282                                                      
REMARK 465     SER A   283                                                      
REMARK 465     ALA A   284                                                      
REMARK 465     SER A   285                                                      
REMARK 465     GLY A   286                                                      
REMARK 465     ALA A   287                                                      
REMARK 465     PRO A   288                                                      
REMARK 465     ALA A   289                                                      
REMARK 465     ASP A   290                                                      
REMARK 465     ASP A   291                                                      
REMARK 465     MET B     1                                                      
REMARK 465     THR B     2                                                      
REMARK 465     GLU B     3                                                      
REMARK 465     THR B     4                                                      
REMARK 465     LEU B     5                                                      
REMARK 465     PRO B     6                                                      
REMARK 465     PRO B     7                                                      
REMARK 465     VAL B     8                                                      
REMARK 465     THR B     9                                                      
REMARK 465     GLU B    10                                                      
REMARK 465     SER B    11                                                      
REMARK 465     ALA B    12                                                      
REMARK 465     VAL B    13                                                      
REMARK 465     ALA B    14                                                      
REMARK 465     LEU B    15                                                      
REMARK 465     GLN B    16                                                      
REMARK 465     ALA B    17                                                      
REMARK 465     ILE B   278                                                      
REMARK 465     LEU B   279                                                      
REMARK 465     ASP B   280                                                      
REMARK 465     VAL B   281                                                      
REMARK 465     PRO B   282                                                      
REMARK 465     SER B   283                                                      
REMARK 465     ALA B   284                                                      
REMARK 465     SER B   285                                                      
REMARK 465     GLY B   286                                                      
REMARK 465     ALA B   287                                                      
REMARK 465     PRO B   288                                                      
REMARK 465     ALA B   289                                                      
REMARK 465     ASP B   290                                                      
REMARK 465     ASP B   291                                                      
REMARK 465     MET D     1                                                      
REMARK 465     THR D     2                                                      
REMARK 465     GLU D     3                                                      
REMARK 465     THR D     4                                                      
REMARK 465     LEU D     5                                                      
REMARK 465     PRO D     6                                                      
REMARK 465     PRO D     7                                                      
REMARK 465     VAL D     8                                                      
REMARK 465     THR D     9                                                      
REMARK 465     GLU D    10                                                      
REMARK 465     SER D    11                                                      
REMARK 465     ALA D    12                                                      
REMARK 465     VAL D    13                                                      
REMARK 465     ALA D    14                                                      
REMARK 465     LEU D    15                                                      
REMARK 465     GLN D    16                                                      
REMARK 465     ALA D    17                                                      
REMARK 465     ILE D   278                                                      
REMARK 465     LEU D   279                                                      
REMARK 465     ASP D   280                                                      
REMARK 465     VAL D   281                                                      
REMARK 465     PRO D   282                                                      
REMARK 465     SER D   283                                                      
REMARK 465     ALA D   284                                                      
REMARK 465     SER D   285                                                      
REMARK 465     GLY D   286                                                      
REMARK 465     ALA D   287                                                      
REMARK 465     PRO D   288                                                      
REMARK 465     ALA D   289                                                      
REMARK 465     ASP D   290                                                      
REMARK 465     ASP D   291                                                      
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     GLU A  18    CG   CD   OE1  OE2                                  
REMARK 470     GLU B  18    CG   CD   OE1  OE2                                  
REMARK 470     GLU D  18    CG   CD   OE1  OE2                                  
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   418     O    HOH A   418     2656     0.94            
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    ASN A  30      -13.74     76.05                                   
REMARK 500    MET A 108       88.24     63.20                                   
REMARK 500    LYS A 256      -71.37   -105.80                                   
REMARK 500    ASN A 270       39.87   -141.72                                   
REMARK 500    VAL B 107      -37.31   -134.08                                   
REMARK 500    MET B 108       74.13     80.72                                   
REMARK 500    VAL B 196      -61.45   -101.13                                   
REMARK 500    LYS B 256      -68.44   -108.85                                   
REMARK 500    ASN D  30       -2.82     71.71                                   
REMARK 500    LYS D 256      -65.77   -108.10                                   
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     22B A  302                                                       
REMARK 610     L3P A  303                                                       
REMARK 610     L3P A  304                                                       
REMARK 610     L3P B  302                                                       
REMARK 610     L3P B  303                                                       
REMARK 610     L3P D  302                                                       
REMARK 610     L3P D  303                                                       
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3A7K   RELATED DB: PDB                                   
REMARK 900 CONTAINS CHLORIDE-ION-BOUND FORMS OF PHARAONIS HALORHDODOSIN         
REMARK 900 RELATED ID: 3QBG   RELATED DB: PDB                                   
REMARK 900 CONTAINS THE ALL-TRANS ISOMER OF HALIDE-ION-FREE PHARAONIS           
REMARK 900 HALORHODOPSIN                                                        
DBREF  5ETZ A    1   291  UNP    Q3ITX1   Q3ITX1_NATPD     1    291             
DBREF  5ETZ B    1   291  UNP    Q3ITX1   Q3ITX1_NATPD     1    291             
DBREF  5ETZ D    1   291  UNP    Q3ITX1   Q3ITX1_NATPD     1    291             
SEQRES   1 A  291  MET THR GLU THR LEU PRO PRO VAL THR GLU SER ALA VAL          
SEQRES   2 A  291  ALA LEU GLN ALA GLU VAL THR GLN ARG GLU LEU PHE GLU          
SEQRES   3 A  291  PHE VAL LEU ASN ASP PRO LEU LEU ALA SER SER LEU TYR          
SEQRES   4 A  291  ILE ASN ILE ALA LEU ALA GLY LEU SER ILE LEU LEU PHE          
SEQRES   5 A  291  VAL PHE MET THR ARG GLY LEU ASP ASP PRO ARG ALA LYS          
SEQRES   6 A  291  LEU ILE ALA VAL SER THR ILE LEU VAL PRO VAL VAL SER          
SEQRES   7 A  291  ILE ALA SER TYR THR GLY LEU ALA SER GLY LEU THR ILE          
SEQRES   8 A  291  SER VAL LEU GLU MET PRO ALA GLY HIS PHE ALA GLU GLY          
SEQRES   9 A  291  SER SER VAL MET LEU GLY GLY GLU GLU VAL ASP GLY VAL          
SEQRES  10 A  291  VAL THR MET TRP GLY ARG TYR LEU THR TRP ALA LEU SER          
SEQRES  11 A  291  THR PRO MET ILE LEU LEU ALA LEU GLY LEU LEU ALA GLY          
SEQRES  12 A  291  SER ASN ALA THR LYS LEU PHE THR ALA ILE THR PHE ASP          
SEQRES  13 A  291  ILE ALA MET CYS VAL THR GLY LEU ALA ALA ALA LEU THR          
SEQRES  14 A  291  THR SER SER HIS LEU MET ARG TRP PHE TRP TYR ALA ILE          
SEQRES  15 A  291  SER CYS ALA CYS PHE ILE VAL VAL LEU TYR ILE LEU LEU          
SEQRES  16 A  291  VAL GLU TRP ALA GLN ASP ALA LYS ALA ALA GLY THR ALA          
SEQRES  17 A  291  ASP ILE PHE SER THR LEU LYS LEU LEU THR VAL VAL MET          
SEQRES  18 A  291  TRP LEU GLY TYR PRO ILE VAL TRP ALA LEU GLY VAL GLU          
SEQRES  19 A  291  GLY VAL ALA VAL LEU PRO VAL GLY TYR THR SER TRP ALA          
SEQRES  20 A  291  TYR SER ALA LEU ASP ILE VAL ALA LYS TYR ILE PHE ALA          
SEQRES  21 A  291  PHE LEU LEU LEU ASN TYR LEU THR SER ASN GLU GLY VAL          
SEQRES  22 A  291  VAL SER GLY SER ILE LEU ASP VAL PRO SER ALA SER GLY          
SEQRES  23 A  291  ALA PRO ALA ASP ASP                                          
SEQRES   1 B  291  MET THR GLU THR LEU PRO PRO VAL THR GLU SER ALA VAL          
SEQRES   2 B  291  ALA LEU GLN ALA GLU VAL THR GLN ARG GLU LEU PHE GLU          
SEQRES   3 B  291  PHE VAL LEU ASN ASP PRO LEU LEU ALA SER SER LEU TYR          
SEQRES   4 B  291  ILE ASN ILE ALA LEU ALA GLY LEU SER ILE LEU LEU PHE          
SEQRES   5 B  291  VAL PHE MET THR ARG GLY LEU ASP ASP PRO ARG ALA LYS          
SEQRES   6 B  291  LEU ILE ALA VAL SER THR ILE LEU VAL PRO VAL VAL SER          
SEQRES   7 B  291  ILE ALA SER TYR THR GLY LEU ALA SER GLY LEU THR ILE          
SEQRES   8 B  291  SER VAL LEU GLU MET PRO ALA GLY HIS PHE ALA GLU GLY          
SEQRES   9 B  291  SER SER VAL MET LEU GLY GLY GLU GLU VAL ASP GLY VAL          
SEQRES  10 B  291  VAL THR MET TRP GLY ARG TYR LEU THR TRP ALA LEU SER          
SEQRES  11 B  291  THR PRO MET ILE LEU LEU ALA LEU GLY LEU LEU ALA GLY          
SEQRES  12 B  291  SER ASN ALA THR LYS LEU PHE THR ALA ILE THR PHE ASP          
SEQRES  13 B  291  ILE ALA MET CYS VAL THR GLY LEU ALA ALA ALA LEU THR          
SEQRES  14 B  291  THR SER SER HIS LEU MET ARG TRP PHE TRP TYR ALA ILE          
SEQRES  15 B  291  SER CYS ALA CYS PHE ILE VAL VAL LEU TYR ILE LEU LEU          
SEQRES  16 B  291  VAL GLU TRP ALA GLN ASP ALA LYS ALA ALA GLY THR ALA          
SEQRES  17 B  291  ASP ILE PHE SER THR LEU LYS LEU LEU THR VAL VAL MET          
SEQRES  18 B  291  TRP LEU GLY TYR PRO ILE VAL TRP ALA LEU GLY VAL GLU          
SEQRES  19 B  291  GLY VAL ALA VAL LEU PRO VAL GLY TYR THR SER TRP ALA          
SEQRES  20 B  291  TYR SER ALA LEU ASP ILE VAL ALA LYS TYR ILE PHE ALA          
SEQRES  21 B  291  PHE LEU LEU LEU ASN TYR LEU THR SER ASN GLU GLY VAL          
SEQRES  22 B  291  VAL SER GLY SER ILE LEU ASP VAL PRO SER ALA SER GLY          
SEQRES  23 B  291  ALA PRO ALA ASP ASP                                          
SEQRES   1 D  291  MET THR GLU THR LEU PRO PRO VAL THR GLU SER ALA VAL          
SEQRES   2 D  291  ALA LEU GLN ALA GLU VAL THR GLN ARG GLU LEU PHE GLU          
SEQRES   3 D  291  PHE VAL LEU ASN ASP PRO LEU LEU ALA SER SER LEU TYR          
SEQRES   4 D  291  ILE ASN ILE ALA LEU ALA GLY LEU SER ILE LEU LEU PHE          
SEQRES   5 D  291  VAL PHE MET THR ARG GLY LEU ASP ASP PRO ARG ALA LYS          
SEQRES   6 D  291  LEU ILE ALA VAL SER THR ILE LEU VAL PRO VAL VAL SER          
SEQRES   7 D  291  ILE ALA SER TYR THR GLY LEU ALA SER GLY LEU THR ILE          
SEQRES   8 D  291  SER VAL LEU GLU MET PRO ALA GLY HIS PHE ALA GLU GLY          
SEQRES   9 D  291  SER SER VAL MET LEU GLY GLY GLU GLU VAL ASP GLY VAL          
SEQRES  10 D  291  VAL THR MET TRP GLY ARG TYR LEU THR TRP ALA LEU SER          
SEQRES  11 D  291  THR PRO MET ILE LEU LEU ALA LEU GLY LEU LEU ALA GLY          
SEQRES  12 D  291  SER ASN ALA THR LYS LEU PHE THR ALA ILE THR PHE ASP          
SEQRES  13 D  291  ILE ALA MET CYS VAL THR GLY LEU ALA ALA ALA LEU THR          
SEQRES  14 D  291  THR SER SER HIS LEU MET ARG TRP PHE TRP TYR ALA ILE          
SEQRES  15 D  291  SER CYS ALA CYS PHE ILE VAL VAL LEU TYR ILE LEU LEU          
SEQRES  16 D  291  VAL GLU TRP ALA GLN ASP ALA LYS ALA ALA GLY THR ALA          
SEQRES  17 D  291  ASP ILE PHE SER THR LEU LYS LEU LEU THR VAL VAL MET          
SEQRES  18 D  291  TRP LEU GLY TYR PRO ILE VAL TRP ALA LEU GLY VAL GLU          
SEQRES  19 D  291  GLY VAL ALA VAL LEU PRO VAL GLY TYR THR SER TRP ALA          
SEQRES  20 D  291  TYR SER ALA LEU ASP ILE VAL ALA LYS TYR ILE PHE ALA          
SEQRES  21 D  291  PHE LEU LEU LEU ASN TYR LEU THR SER ASN GLU GLY VAL          
SEQRES  22 D  291  VAL SER GLY SER ILE LEU ASP VAL PRO SER ALA SER GLY          
SEQRES  23 D  291  ALA PRO ALA ASP ASP                                          
HET    RET  A 301      20                                                       
HET    22B  A 302      37                                                       
HET    L3P  A 303      20                                                       
HET    L3P  A 304      20                                                       
HET    BNG  A 305      21                                                       
HET    BNG  A 306      21                                                       
HET    BNG  A 307      21                                                       
HET    RET  B 301      20                                                       
HET    L3P  B 302      20                                                       
HET    L3P  B 303      20                                                       
HET    BNG  B 304      21                                                       
HET    BNG  B 305      21                                                       
HET    RET  D 301      20                                                       
HET    L3P  D 302      20                                                       
HET    L3P  D 303      20                                                       
HET    BNG  D 304      21                                                       
HETNAM     RET RETINAL                                                          
HETNAM     22B BACTERIORUBERIN                                                  
HETNAM     L3P 2,3-DI-O-PHYTANLY-3-SN-GLYCERO-1-PHOSPHORYL-3'-SN-               
HETNAM   2 L3P  GLYCEROL-1'-PHOSPHATE                                           
HETNAM     BNG NONYL BETA-D-GLUCOPYRANOSIDE                                     
HETSYN     BNG BETA-NONYLGLUCOSIDE; NONYL BETA-D-GLUCOSIDE; NONYL D-            
HETSYN   2 BNG  GLUCOSIDE; NONYL GLUCOSIDE                                      
FORMUL   4  RET    3(C20 H28 O)                                                 
FORMUL   5  22B    C50 H76 O4                                                   
FORMUL   6  L3P    6(C46 H94 O11 P2 2-)                                         
FORMUL   8  BNG    6(C15 H30 O6)                                                
FORMUL  20  HOH   *227(H2 O)                                                    
HELIX    1 AA1 THR A   20  LEU A   29  1                                  10    
HELIX    2 AA2 ASP A   31  THR A   56  1                                  26    
HELIX    3 AA3 ASP A   61  SER A   87  1                                  27    
HELIX    4 AA4 GLY A  122  ALA A  142  1                                  21    
HELIX    5 AA5 ASN A  145  THR A  169  1                                  25    
HELIX    6 AA6 SER A  172  VAL A  196  1                                  25    
HELIX    7 AA7 VAL A  196  GLY A  206  1                                  11    
HELIX    8 AA8 THR A  207  GLY A  232  1                                  26    
HELIX    9 AA9 PRO A  240  LYS A  256  1                                  17    
HELIX   10 AB1 LYS A  256  THR A  268  1                                  13    
HELIX   11 AB2 ASN A  270  SER A  275  1                                   6    
HELIX   12 AB3 THR B   20  LEU B   29  1                                  10    
HELIX   13 AB4 ASP B   31  THR B   56  1                                  26    
HELIX   14 AB5 ASP B   61  SER B   87  1                                  27    
HELIX   15 AB6 TRP B  121  ALA B  142  1                                  22    
HELIX   16 AB7 ASN B  145  THR B  169  1                                  25    
HELIX   17 AB8 SER B  172  VAL B  196  1                                  25    
HELIX   18 AB9 VAL B  196  ALA B  205  1                                  10    
HELIX   19 AC1 THR B  207  GLY B  232  1                                  26    
HELIX   20 AC2 PRO B  240  LYS B  256  1                                  17    
HELIX   21 AC3 LYS B  256  ASN B  270  1                                  15    
HELIX   22 AC4 ASN B  270  GLY B  276  1                                   7    
HELIX   23 AC5 THR D   20  LEU D   29  1                                  10    
HELIX   24 AC6 ASP D   31  THR D   56  1                                  26    
HELIX   25 AC7 ASP D   61  SER D   87  1                                  27    
HELIX   26 AC8 TRP D  121  GLY D  143  1                                  23    
HELIX   27 AC9 ASN D  145  THR D  169  1                                  25    
HELIX   28 AD1 SER D  172  VAL D  196  1                                  25    
HELIX   29 AD2 VAL D  196  GLY D  206  1                                  11    
HELIX   30 AD3 THR D  207  GLY D  232  1                                  26    
HELIX   31 AD4 PRO D  240  LYS D  256  1                                  17    
HELIX   32 AD5 LYS D  256  THR D  268  1                                  13    
HELIX   33 AD6 ASN D  270  SER D  275  1                                   6    
SHEET    1 AA1 2 SER A  92  LEU A  94  0                                        
SHEET    2 AA1 2 VAL A 117  THR A 119 -1  O  THR A 119   N  SER A  92           
SHEET    1 AA2 2 SER B  92  LEU B  94  0                                        
SHEET    2 AA2 2 VAL B 117  THR B 119 -1  O  THR B 119   N  SER B  92           
SHEET    1 AA3 2 SER D  92  LEU D  94  0                                        
SHEET    2 AA3 2 VAL D 117  THR D 119 -1  O  THR D 119   N  SER D  92           
SHEET    1 AA4 2 SER D 106  LEU D 109  0                                        
SHEET    2 AA4 2 GLU D 112  ASP D 115 -1  O  VAL D 114   N  VAL D 107           
LINK         NZ  LYS A 256                 C15 RET A 301     1555   1555  1.35  
LINK         NZ  LYS B 256                 C15 RET B 301     1555   1555  1.35  
LINK         NZ  LYS D 256                 C15 RET D 301     1555   1555  1.35  
CRYST1  154.400   97.770  101.620  90.00 128.81  90.00 C 1 2 1      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      0.006477  0.000000  0.005209        0.00000                         
SCALE2      0.000000  0.010228  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012629        0.00000