PDB Short entry for 1KGB
HEADER    PROTON TRANSPORT                        26-NOV-01   1KGB              
TITLE     STRUCTURE OF GROUND-STATE BACTERIORHODOPSIN                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: BACTERIORHODOPSIN;                                         
COMPND   3 CHAIN: A                                                             
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HALOBACTERIUM SALINARUM;                        
SOURCE   3 ORGANISM_TAXID: 2242                                                 
KEYWDS    BACTERIORHODOPSIN, GROUND-STATE, PROTON TRANSPORT                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.T.FACCIOTTI,S.ROUHANI,F.T.BURKARD,F.M.BETANCOURT,K.H.DOWNING,       
AUTHOR   2 R.B.ROSE,G.MCDERMOTT,R.M.GLAESER                                     
REVDAT   6   16-AUG-23 1KGB    1       REMARK LINK                              
REVDAT   5   31-JAN-18 1KGB    1       REMARK                                   
REVDAT   4   13-JUL-11 1KGB    1       VERSN                                    
REVDAT   3   24-FEB-09 1KGB    1       VERSN                                    
REVDAT   2   24-APR-02 1KGB    1       REMARK                                   
REVDAT   1   05-DEC-01 1KGB    0                                                
JRNL        AUTH   M.T.FACCIOTTI,S.ROUHANI,F.T.BURKARD,F.M.BETANCOURT,          
JRNL        AUTH 2 K.H.DOWNING,R.B.ROSE,G.MCDERMOTT,R.M.GLAESER                 
JRNL        TITL   STRUCTURE OF AN EARLY INTERMEDIATE IN THE M-STATE PHASE OF   
JRNL        TITL 2 THE BACTERIORHODOPSIN PHOTOCYCLE.                            
JRNL        REF    BIOPHYS.J.                    V.  81  3442 2001              
JRNL        REFN                   ISSN 0006-3495                               
JRNL        PMID   11721006                                                     
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.65 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELXL-97                                            
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   CROSS-VALIDATION METHOD           : NULL                           
REMARK   3   FREE R VALUE TEST SET SELECTION   : THIN RESLOUTION SHELLS         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : NULL                   
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.130                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.188                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 1023                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 26695                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : NULL                   
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : NULL                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 1720                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 303                                           
REMARK   3   SOLVENT ATOMS      : 27                                            
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : NULL                    
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : NULL                    
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL                    
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : NULL                    
REMARK   3   NUMBER OF RESTRAINTS                     : NULL                    
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.017                   
REMARK   3   ANGLE DISTANCES                      (A) : NULL                    
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL                    
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : NULL                    
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : NULL                    
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : NULL                    
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : NULL                    
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : NULL                    
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : NULL                    
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : NULL                    
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: NULL                                                  
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : NULL                                
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1KGB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-NOV-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000014927.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 29-MAY-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 26695                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.650                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.7                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.03600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 32.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.70                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.35800                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: 1C3W                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.86                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 3.0M NA/K PHOSPHATE, PH 5.6, MONO        
REMARK 280  -OLEIN CUBIC PHASE, TEMPERATURE 100K                                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63                             
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/2                                            
REMARK 290       6555   X-Y,X,Z+1/2                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       54.56550            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       54.56550            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       54.56550            
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,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 26000 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 27960 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -237.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -0.500000 -0.866025  0.000000       30.49350            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000       52.81629            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -0.500000  0.866025  0.000000      -30.49350            
REMARK 350   BIOMT2   3 -0.866025 -0.500000  0.000000       52.81629            
REMARK 350   BIOMT3   3  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     GLN A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     GLN A     3                                                      
REMARK 465     ILE A     4                                                      
REMARK 465     THR A   157                                                      
REMARK 465     SER A   158                                                      
REMARK 465     LYS A   159                                                      
REMARK 465     ALA A   160                                                      
REMARK 465     GLU A   161                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A   7   NE  -  CZ  -  NH1 ANGL. DEV. =   5.6 DEGREES          
REMARK 500    ARG A   7   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.4 DEGREES          
REMARK 500    ALA A  18   O   -  C   -  N   ANGL. DEV. = -10.5 DEGREES          
REMARK 500    THR A  47   CA  -  C   -  O   ANGL. DEV. =  16.9 DEGREES          
REMARK 500    TYR A  57   CD1 -  CG  -  CD2 ANGL. DEV. =  10.0 DEGREES          
REMARK 500    TYR A  57   CB  -  CG  -  CD1 ANGL. DEV. =  -7.4 DEGREES          
REMARK 500    TYR A  57   CG  -  CD2 -  CE2 ANGL. DEV. =  -6.6 DEGREES          
REMARK 500    TYR A  57   CD1 -  CE1 -  CZ  ANGL. DEV. =  -7.8 DEGREES          
REMARK 500    TYR A  57   CE1 -  CZ  -  CE2 ANGL. DEV. =  10.8 DEGREES          
REMARK 500    TRP A  80   CE3 -  CZ3 -  CH2 ANGL. DEV. =  -8.3 DEGREES          
REMARK 500    ARG A  82   CD  -  NE  -  CZ  ANGL. DEV. = -11.7 DEGREES          
REMARK 500    ARG A  82   NH1 -  CZ  -  NH2 ANGL. DEV. =  11.6 DEGREES          
REMARK 500    ARG A  82   NE  -  CZ  -  NH1 ANGL. DEV. =  -5.7 DEGREES          
REMARK 500    ARG A  82   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    TYR A  83   CB  -  CG  -  CD2 ANGL. DEV. =   6.5 DEGREES          
REMARK 500    TYR A  83   CB  -  CG  -  CD1 ANGL. DEV. =  -9.6 DEGREES          
REMARK 500    TYR A  83   CG  -  CD1 -  CE1 ANGL. DEV. =  -9.7 DEGREES          
REMARK 500    TYR A  83   CD1 -  CE1 -  CZ  ANGL. DEV. =   6.7 DEGREES          
REMARK 500    TYR A  83   CZ  -  CE2 -  CD2 ANGL. DEV. =  -6.4 DEGREES          
REMARK 500    PHE A  88   CD1 -  CG  -  CD2 ANGL. DEV. =   8.0 DEGREES          
REMARK 500    PHE A  88   CB  -  CG  -  CD1 ANGL. DEV. =  -6.9 DEGREES          
REMARK 500    PHE A  88   CG  -  CD1 -  CE1 ANGL. DEV. =  -7.9 DEGREES          
REMARK 500    PHE A 135   CB  -  CG  -  CD2 ANGL. DEV. =   5.4 DEGREES          
REMARK 500    PHE A 135   CB  -  CG  -  CD1 ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    PHE A 135   CG  -  CD2 -  CE2 ANGL. DEV. =   7.0 DEGREES          
REMARK 500    PHE A 135   CZ  -  CE2 -  CD2 ANGL. DEV. =  -7.6 DEGREES          
REMARK 500    TRP A 137   CD1 -  NE1 -  CE2 ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    TRP A 137   CD2 -  CE2 -  CZ2 ANGL. DEV. = -10.1 DEGREES          
REMARK 500    TRP A 137   NE1 -  CE2 -  CD2 ANGL. DEV. =   6.5 DEGREES          
REMARK 500    TRP A 137   CE2 -  CD2 -  CE3 ANGL. DEV. =   7.5 DEGREES          
REMARK 500    TRP A 137   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    TRP A 137   CE3 -  CZ3 -  CH2 ANGL. DEV. = -12.0 DEGREES          
REMARK 500    TRP A 137   CZ3 -  CH2 -  CZ2 ANGL. DEV. =  10.3 DEGREES          
REMARK 500    MET A 145   CA  -  CB  -  CG  ANGL. DEV. = -12.0 DEGREES          
REMARK 500    TYR A 150   CB  -  CG  -  CD2 ANGL. DEV. =   3.9 DEGREES          
REMARK 500    ARG A 164   CD  -  NE  -  CZ  ANGL. DEV. =   8.5 DEGREES          
REMARK 500    ARG A 164   NE  -  CZ  -  NH1 ANGL. DEV. =   4.7 DEGREES          
REMARK 500    ARG A 175   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG A 175   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    TYR A 185   CB  -  CG  -  CD2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    PHE A 208   CD1 -  CG  -  CD2 ANGL. DEV. =   8.3 DEGREES          
REMARK 500    PHE A 208   CB  -  CG  -  CD1 ANGL. DEV. =  -4.3 DEGREES          
REMARK 500    PHE A 208   CG  -  CD1 -  CE1 ANGL. DEV. =  -8.2 DEGREES          
REMARK 500    PHE A 208   CZ  -  CE2 -  CD2 ANGL. DEV. =  -7.5 DEGREES          
REMARK 500    ASP A 212   CB  -  CG  -  OD1 ANGL. DEV. =  -6.5 DEGREES          
REMARK 500    PHE A 219   CB  -  CG  -  CD1 ANGL. DEV. =   6.2 DEGREES          
REMARK 500    PHE A 219   CZ  -  CE2 -  CD2 ANGL. DEV. =   8.9 DEGREES          
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     LI1 A  601                                                       
REMARK 610     LI1 A  602                                                       
REMARK 610     LI1 A  609                                                       
REMARK 610     LI1 A  610                                                       
REMARK 610     LI1 A  611                                                       
REMARK 610     LI1 A  603                                                       
REMARK 610     LI1 A  612                                                       
REMARK 610     LI1 A  613                                                       
REMARK 610     LI1 A  604                                                       
REMARK 610     LI1 A  605                                                       
REMARK 610     LI1 A  606                                                       
REMARK 610     LI1 A  607                                                       
REMARK 610     LI1 A  608                                                       
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 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 601                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 602                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 609                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 610                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 611                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 603                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 612                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 613                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 604                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 605                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 606                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 607                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 608                 
DBREF  1KGB A    1   231  UNP    P02945   BACR_HALN1      13    243             
SEQRES   1 A  231  GLN ALA GLN ILE THR GLY ARG PRO GLU TRP ILE TRP LEU          
SEQRES   2 A  231  ALA LEU GLY THR ALA LEU MET GLY LEU GLY THR LEU TYR          
SEQRES   3 A  231  PHE LEU VAL LYS GLY MET GLY VAL SER ASP PRO ASP ALA          
SEQRES   4 A  231  LYS LYS PHE TYR ALA ILE THR THR LEU VAL PRO ALA ILE          
SEQRES   5 A  231  ALA PHE THR MET TYR LEU SER MET LEU LEU GLY TYR GLY          
SEQRES   6 A  231  LEU THR MET VAL PRO PHE GLY GLY GLU GLN ASN PRO ILE          
SEQRES   7 A  231  TYR TRP ALA ARG TYR ALA ASP TRP LEU PHE THR THR PRO          
SEQRES   8 A  231  LEU LEU LEU LEU ASP LEU ALA LEU LEU VAL ASP ALA ASP          
SEQRES   9 A  231  GLN GLY THR ILE LEU ALA LEU VAL GLY ALA ASP GLY ILE          
SEQRES  10 A  231  MET ILE GLY THR GLY LEU VAL GLY ALA LEU THR LYS VAL          
SEQRES  11 A  231  TYR SER TYR ARG PHE VAL TRP TRP ALA ILE SER THR ALA          
SEQRES  12 A  231  ALA MET LEU TYR ILE LEU TYR VAL LEU PHE PHE GLY PHE          
SEQRES  13 A  231  THR SER LYS ALA GLU SER MET ARG PRO GLU VAL ALA SER          
SEQRES  14 A  231  THR PHE LYS VAL LEU ARG ASN VAL THR VAL VAL LEU TRP          
SEQRES  15 A  231  SER ALA TYR PRO VAL VAL TRP LEU ILE GLY SER GLU GLY          
SEQRES  16 A  231  ALA GLY ILE VAL PRO LEU ASN ILE GLU THR LEU LEU PHE          
SEQRES  17 A  231  MET VAL LEU ASP VAL SER ALA LYS VAL GLY PHE GLY LEU          
SEQRES  18 A  231  ILE LEU LEU ARG SER ARG ALA ILE PHE GLY                      
HET    RET  A 301      20                                                       
HET    LI1  A 601      32                                                       
HET    LI1  A 602      41                                                       
HET    LI1  A 609      16                                                       
HET    LI1  A 610      40                                                       
HET    LI1  A 611      17                                                       
HET    LI1  A 603      18                                                       
HET    LI1  A 612      18                                                       
HET    LI1  A 613      13                                                       
HET    LI1  A 604      16                                                       
HET    LI1  A 605       8                                                       
HET    LI1  A 606       8                                                       
HET    LI1  A 607      38                                                       
HET    LI1  A 608      18                                                       
HETNAM     RET RETINAL                                                          
HETNAM     LI1 1-[2,6,10.14-TETRAMETHYL-HEXADECAN-16-YL]-2-[2,10,14-            
HETNAM   2 LI1  TRIMETHYLHEXADECAN-16-YL]GLYCEROL                               
HETSYN     LI1 LIPID FRAGMENT                                                   
FORMUL   2  RET    C20 H28 O                                                    
FORMUL   3  LI1    13(C42 H86 O3)                                               
FORMUL  16  HOH   *27(H2 O)                                                     
HELIX    1   1 GLU A    9  GLY A   31  1                                  23    
HELIX    2   2 ASP A   36  LEU A   62  1                                  27    
HELIX    3   3 TRP A   80  ASP A  102  1                                  23    
HELIX    4   4 ASP A  104  THR A  128  1                                  25    
HELIX    5   5 VAL A  130  GLY A  155  1                                  26    
HELIX    6   6 ARG A  164  GLY A  192  1                                  29    
HELIX    7   7 PRO A  200  ARG A  225  1                                  26    
HELIX    8   8 SER A  226  PHE A  230  5                                   5    
SHEET    1   A 2 THR A  67  PHE A  71  0                                        
SHEET    2   A 2 GLU A  74  ILE A  78 -1  O  ILE A  78   N  THR A  67           
LINK         NZ  LYS A 216                 C15 RET A 301     1555   1555  1.34  
SITE     1 AC1 11 TRP A  86  THR A  90  MET A 118  TRP A 138                    
SITE     2 AC1 11 SER A 141  THR A 142  TRP A 182  TYR A 185                    
SITE     3 AC1 11 TRP A 189  ASP A 212  LYS A 216                               
SITE     1 AC2  5 ILE A  11  LEU A  58  ILE A 140  LI1 A 608                    
SITE     2 AC2  5 LI1 A 612                                                     
SITE     1 AC3 13 TYR A 131  PHE A 135  SER A 162  MET A 163                    
SITE     2 AC3 13 ARG A 164  ALA A 196  ASN A 202  ILE A 203                    
SITE     3 AC3 13 LEU A 206  LEU A 207  VAL A 210  LI1 A 603                    
SITE     4 AC3 13 LI1 A 608                                                     
SITE     1 AC4  5 PHE A 154  VAL A 173  VAL A 180  LI1 A 603                    
SITE     2 AC4  5 LI1 A 610                                                     
SITE     1 AC5  7 PHE A 153  LYS A 172  ASN A 176  VAL A 180                    
SITE     2 AC5  7 VAL A 187  LI1 A 604  LI1 A 609                               
SITE     1 AC6  5 LEU A  22  TYR A  26  VAL A  29  LI1 A 605                    
SITE     2 AC6  5 LI1 A 606                                                     
SITE     1 AC7  6 LEU A 190  ILE A 198  PRO A 200  LI1 A 602                    
SITE     2 AC7  6 LI1 A 604  LI1 A 609                                          
SITE     1 AC8  9 THR A  24  LEU A  28  ALA A  44  THR A  47                    
SITE     2 AC8  9 PHE A  54  ALA A 110  TYR A 147  HOH A 512                    
SITE     3 AC8  9 LI1 A 601                                                     
SITE     1 AC9  2 LEU A  87  VAL A 112                                          
SITE     1 BC1  3 ILE A 198  LI1 A 603  LI1 A 610                               
SITE     1 BC2  1 LI1 A 611                                                     
SITE     1 BC3  3 ALA A  18  LEU A  22  LI1 A 611                               
SITE     1 BC4  8 MET A  56  TYR A  64  TRP A  80  ALA A  84                    
SITE     2 BC4  8 PHE A  88  GLY A 116  GLY A 120  LEU A 127                    
SITE     1 BC5  3 ALA A 139  LI1 A 601  LI1 A 602                               
CRYST1   60.987   60.987  109.131  90.00  90.00 120.00 P 63          6          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.016397  0.009467  0.000000        0.00000                         
SCALE2      0.000000  0.018934  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009163        0.00000