PDB Short entry for 3ABW
HEADER    MEMBRANE PROTEIN                        24-DEC-09   3ABW              
TITLE     CRYSTAL STRUCTURE OF PHARAONIS HALORHODOPSIN IN COMPLEX WITH AZIDE ION
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HALORHODOPSIN;                                             
COMPND   3 CHAIN: A, B, D                                                       
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: NATRONOMONAS PHARAONIS;                         
SOURCE   3 ORGANISM_TAXID: 348780;                                              
SOURCE   4 STRAIN: MK-1;                                                        
SOURCE   5 OTHER_DETAILS: STRAIN MK-1 WAS A HALORHODOPSIN-OVERPRODUCING MUTANT  
SOURCE   6 GENERATED FROM TYPE STRAIN D2160T.                                   
KEYWDS    LIGHT-DRIVEN CHLORIDE ION PUMP, TRIMERIC BACTERIORUBERIN-PROTEIN      
KEYWDS   2 COMPLEX, RETINAL PROTEIN, MEMBRANE PROTEIN                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.KOUYAMA,S.KANADA                                                    
REVDAT   2   01-NOV-23 3ABW    1       REMARK LINK                              
REVDAT   1   02-FEB-11 3ABW    0                                                
JRNL        AUTH   S.KANADA,T.KOUYAMA                                           
JRNL        TITL   BINDING MODE OF AZIDE ION TO PHARAONIS HALORHODOPSIN         
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 87.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 80687                          
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) : 0.242                           
REMARK   3   FREE R VALUE                     : 0.263                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.400                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 4064                            
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) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.97                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3718                       
REMARK   3   BIN FREE R VALUE                    : 0.3854                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 295                          
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            : 5889                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 303                                     
REMARK   3   SOLVENT ATOMS            : 128                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 23.30                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 32.50                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 2.91400                                              
REMARK   3    B22 (A**2) : -1.36800                                             
REMARK   3    B33 (A**2) : -1.54600                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -9.53200                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.27                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.29                            
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) : 0.31                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.27                            
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) : 1.239 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.809 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.816 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.434 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : 99.10                                                
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  : DNA-RNA_REP.PARAM                              
REMARK   3  PARAMETER FILE  3  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  4  : SO4.PARAM                                      
REMARK   3  PARAMETER FILE  5  : TRA.PARAM                                      
REMARK   3  PARAMETER FILE  6  : BRU.PARAM                                      
REMARK   3  PARAMETER FILE  7  : L1P.PARAM                                      
REMARK   3  PARAMETER FILE  8  : L2P.PARAM                                      
REMARK   3  PARAMETER FILE  9  : L3P.PARAM                                      
REMARK   3  PARAMETER FILE 10  : AZI.PARAM                                      
REMARK   3  PARAMETER FILE 11  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3  TOPOLOGY FILE  6   : NULL                                           
REMARK   3  TOPOLOGY FILE  7   : NULL                                           
REMARK   3  TOPOLOGY FILE  8   : NULL                                           
REMARK   3  TOPOLOGY FILE  9   : NULL                                           
REMARK   3  TOPOLOGY FILE 10   : NULL                                           
REMARK   3  TOPOLOGY FILE 11   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3ABW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 07-JAN-10.                  
REMARK 100 THE DEPOSITION ID IS D_1000029062.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 14-DEC-09                          
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) : 1.0                                
REMARK 200  MONOCHROMATOR                  : SI 111                             
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU JUPITER 210                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 80799                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 38.150                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 88.0                               
REMARK 200  DATA REDUNDANCY                : 3.200                              
REMARK 200  R MERGE                    (I) : 0.07100                            
REMARK 200  R SYM                      (I) : 0.07100                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.00                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 74.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.52600                            
REMARK 200  R SYM FOR SHELL            (I) : 0.52600                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: PDB ENTRY 3A7K                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 61.52                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.20                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: A DROP CONTAINING 2MG/ML                 
REMARK 280  HALORHODOPSIN, 1M AMMONIUM SULFATE, 0.16M NACL, 0.04M NA-CITRATE,   
REMARK 280  0.04% NAN3,5MG/ML NONYL GLUCOSIDE WAS CONCENTRATED BY VAPOR         
REMARK 280  DIFFUSIONAGAINST A RESERVE SOLUTION CONTAINING 2.9 M AMMONIUM       
REMARK 280  SULFATE, 0.04M NA-CITRATE, PH 6, VAPOR DIFFUSION, SITTING DROP,     
REMARK 280  TEMPERATURE 288K. AFTER THE CRYSTAL GREW, THE MOTHER SOLUTION       
REMARK 280  WAS EXCHANGED WITH A SOLUTION CONTAINING 3M AMMONIUM SULFATE,       
REMARK 280  200 MM NA-N3, 100 MM HEPES (PH7) AND 30 % TREHALOSE.                
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       76.04500            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       49.39500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       76.04500            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       49.39500            
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: 4780 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 28780 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -55.0 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     ILE A   278                                                      
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     SER B   277                                                      
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     SER D   277                                                      
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 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   600     O    HOH A   600     2656     1.79            
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       -1.00     72.45                                   
REMARK 500    MET A 108       78.19     60.80                                   
REMARK 500    LYS A 256      -69.97   -109.02                                   
REMARK 500    ASN B  30      -17.15     78.08                                   
REMARK 500    MET B 108      107.68     72.18                                   
REMARK 500    VAL B 196      -65.62    -98.93                                   
REMARK 500    ASN D  30       -7.17     69.84                                   
REMARK 500    VAL D 107      -44.06   -134.26                                   
REMARK 500    MET D 108      103.08     64.62                                   
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  300                                                       
REMARK 610     L3P A  310                                                       
REMARK 610     L3P A  313                                                       
REMARK 610     L3P A  317                                                       
REMARK 610     L3P B  311                                                       
REMARK 610     L3P B  315                                                       
REMARK 610     L3P B  318                                                       
REMARK 610     22B B  300                                                       
REMARK 610     L3P D  312                                                       
REMARK 610     L3P D  314                                                       
REMARK 610     L3P D  316                                                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RET A 292                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 22B A 300                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE L3P A 313                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE L3P A 317                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RET B 292                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE L3P B 311                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE L3P B 315                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE L3P B 318                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AZI A 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RET D 292                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE L3P D 312                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE L3P D 314                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 22B B 300                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE L3P D 316                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AZI B 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AZI D 401                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3A7K   RELATED DB: PDB                                   
REMARK 900 STRUCTURE OF PHARAONIS HALORHODOPSIN WITH CHLORIDE ION               
DBREF  3ABW A    1   291  UNP    Q3ITX1   Q3ITX1_NATPD     1    291             
DBREF  3ABW B    1   291  UNP    Q3ITX1   Q3ITX1_NATPD     1    291             
DBREF  3ABW 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 292      20                                                       
HET    22B  A 300      27                                                       
HET    L3P  A 310      20                                                       
HET    L3P  A 313      20                                                       
HET    L3P  A 317      20                                                       
HET    AZI  A 401       3                                                       
HET    RET  B 292      20                                                       
HET    L3P  B 311      20                                                       
HET    L3P  B 315      20                                                       
HET    L3P  B 318      20                                                       
HET    22B  B 300      27                                                       
HET    AZI  B 401       3                                                       
HET    RET  D 292      20                                                       
HET    L3P  D 312      20                                                       
HET    L3P  D 314      20                                                       
HET    L3P  D 316      20                                                       
HET    AZI  D 401       3                                                       
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     AZI AZIDE ION                                                        
FORMUL   4  RET    3(C20 H28 O)                                                 
FORMUL   5  22B    2(C50 H76 O4)                                                
FORMUL   6  L3P    9(C46 H94 O11 P2 2-)                                         
FORMUL   9  AZI    3(N3 1-)                                                     
FORMUL  21  HOH   *128(H2 O)                                                    
HELIX    1   1 THR A   20  LEU A   29  1                                  10    
HELIX    2   2 ASP A   31  THR A   56  1                                  26    
HELIX    3   3 ASP A   61  SER A   87  1                                  27    
HELIX    4   4 TRP A  121  ALA A  142  1                                  22    
HELIX    5   5 ASN A  145  THR A  169  1                                  25    
HELIX    6   6 SER A  172  VAL A  196  1                                  25    
HELIX    7   7 VAL A  196  GLY A  206  1                                  11    
HELIX    8   8 THR A  207  GLY A  232  1                                  26    
HELIX    9   9 PRO A  240  LYS A  256  1                                  17    
HELIX   10  10 LYS A  256  THR A  268  1                                  13    
HELIX   11  11 ASN A  270  GLY A  276  1                                   7    
HELIX   12  12 THR B   20  LEU B   29  1                                  10    
HELIX   13  13 ASP B   31  ARG B   57  1                                  27    
HELIX   14  14 ASP B   61  SER B   87  1                                  27    
HELIX   15  15 MET B  120  ALA B  142  1                                  23    
HELIX   16  16 ASN B  145  THR B  169  1                                  25    
HELIX   17  17 SER B  172  VAL B  196  1                                  25    
HELIX   18  18 VAL B  196  ALA B  205  1                                  10    
HELIX   19  19 THR B  207  GLY B  232  1                                  26    
HELIX   20  20 PRO B  240  LYS B  256  1                                  17    
HELIX   21  21 LYS B  256  ASN B  270  1                                  15    
HELIX   22  22 ASN B  270  GLY B  276  1                                   7    
HELIX   23  23 THR D   20  LEU D   29  1                                  10    
HELIX   24  24 ASP D   31  THR D   56  1                                  26    
HELIX   25  25 ASP D   61  SER D   87  1                                  27    
HELIX   26  26 MET D  120  ALA D  142  1                                  23    
HELIX   27  27 ASN D  145  THR D  169  1                                  25    
HELIX   28  28 SER D  172  VAL D  196  1                                  25    
HELIX   29  29 GLU D  197  ALA D  205  1                                   9    
HELIX   30  30 THR D  207  GLY D  232  1                                  26    
HELIX   31  31 PRO D  240  LYS D  256  1                                  17    
HELIX   32  32 LYS D  256  ASN D  270  1                                  15    
HELIX   33  33 ASN D  270  SER D  275  1                                   6    
SHEET    1   A 2 SER A  92  LEU A  94  0                                        
SHEET    2   A 2 VAL A 117  THR A 119 -1  O  THR A 119   N  SER A  92           
SHEET    1   B 2 SER B  92  LEU B  94  0                                        
SHEET    2   B 2 VAL B 117  THR B 119 -1  O  THR B 119   N  SER B  92           
SHEET    1   C 2 SER D  92  LEU D  94  0                                        
SHEET    2   C 2 VAL D 117  THR D 119 -1  O  THR D 119   N  SER D  92           
LINK         NZ  LYS A 256                 C15 RET A 292     1555   1555  1.35  
LINK         NZ  LYS B 256                 C15 RET B 292     1555   1555  1.35  
LINK         NZ  LYS D 256                 C15 RET D 292     1555   1555  1.35  
SITE     1 AC1 11 TRP A 127  THR A 131  MET A 159  TYR A 180                    
SITE     2 AC1 11 SER A 183  PHE A 187  TRP A 222  TYR A 225                    
SITE     3 AC1 11 PRO A 226  ASP A 252  LYS A 256                               
SITE     1 AC2  8 ILE A  49  THR A  56  LYS A  65  ILE A  72                    
SITE     2 AC2  8 PHE D 155  ALA D 185  VAL D 189  ILE D 193                    
SITE     1 AC3  5 VAL A  93  TRP A 121  LEU A 164  LEU A 168                    
SITE     2 AC3  5 L3P B 311                                                     
SITE     1 AC4  6 ALA A  80  LEU A  89  THR A 126  VAL D 161                    
SITE     2 AC4  6 THR D 162  TRP D 179                                          
SITE     1 AC5 11 TRP B 127  THR B 131  MET B 159  TYR B 180                    
SITE     2 AC5 11 SER B 183  PHE B 187  TRP B 222  TYR B 225                    
SITE     3 AC5 11 PRO B 226  ASP B 252  LYS B 256                               
SITE     1 AC6  8 VAL A 161  LEU A 168  L3P A 313  GLN B  21                    
SITE     2 AC6  8 ALA B  80  LEU B  89  TRP B 121  THR B 126                    
SITE     1 AC7  4 SER B  92  VAL B  93  TRP B 121  LEU B 164                    
SITE     1 AC8  2 PHE B 150  VAL D  77                                          
SITE     1 AC9  6 SER A  78  SER A  81  THR A 126  SER A 130                    
SITE     2 AC9  6 LYS A 256  HOH A 504                                          
SITE     1 BC1 10 TRP D 127  THR D 131  MET D 159  TYR D 180                    
SITE     2 BC1 10 SER D 183  PHE D 187  TRP D 222  TYR D 225                    
SITE     3 BC1 10 PRO D 226  LYS D 256                                          
SITE     1 BC2  2 ILE D 153  THR D 154                                          
SITE     1 BC3 10 VAL B 161  LEU B 164  LEU B 168  VAL D  19                    
SITE     2 BC3 10 GLN D  21  ALA D  80  LEU D  89  TRP D 121                    
SITE     3 BC3 10 THR D 126  HOH D 521                                          
SITE     1 BC4  7 THR A 147  PHE A 155  VAL A 189  ILE B  49                    
SITE     2 BC4  7 VAL B  53  THR B  56  ILE B  72                               
SITE     1 BC5  1 LEU D 125                                                     
SITE     1 BC6  5 SER B  78  SER B  81  THR B 126  SER B 130                    
SITE     2 BC6  5 LYS B 256                                                     
SITE     1 BC7  6 SER D  78  SER D  81  THR D 126  TRP D 127                    
SITE     2 BC7  6 SER D 130  LYS D 256                                          
CRYST1  152.090   98.790  100.140  90.00 127.85  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      0.006575  0.000000  0.005109        0.00000                         
SCALE2      0.000000  0.010122  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012647        0.00000