HEADER    SIGNALLING                              14-MAR-03   1ODV              
TITLE     PHOTOACTIVE YELLOW PROTEIN 1-25 DELETION MUTANT                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PHOTOACTIVE YELLOW PROTEIN;                                
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: RESIDUES 26-125;                                           
COMPND   5 SYNONYM: PYP;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 OTHER_DETAILS: P-COUMARIC ACID                                       
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ECTOTHIORHODOSPIRA HALOPHILA;                   
SOURCE   3 ORGANISM_TAXID: 1053;                                                
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    SIGNALLING, PHOTOACTIVITY, P-COUMARIC ACID                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.VREEDE,M.A.VAN DER HORST,K.J.HELLINGWERF,W.CRIELAARD,D.M.F.VAN      
AUTHOR   2 AALTEN                                                               
REVDAT   5   13-DEC-23 1ODV    1       REMARK                                   
REVDAT   4   22-MAY-19 1ODV    1       REMARK LINK                              
REVDAT   3   24-FEB-09 1ODV    1       VERSN                                    
REVDAT   2   03-MAY-05 1ODV    1       JRNL                                     
REVDAT   1   18-MAR-03 1ODV    0                                                
JRNL        AUTH   J.VREEDE,M.A.VAN DER HORST,K.J.HELLINGWERF,W.CRIELAARD,      
JRNL        AUTH 2 D.M.F.VAN AALTEN                                             
JRNL        TITL   PAS DOMAINS.COMMON STRUCTURE AND COMMON FLEXIBILITY          
JRNL        REF    J.BIOL.CHEM.                  V. 278 18434 2003              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   12639952                                                     
JRNL        DOI    10.1074/JBC.M301701200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.14 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) : 1.14                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 17.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 93.0                           
REMARK   3   CROSS-VALIDATION METHOD           : FREE R-VALUE                   
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.147                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.147                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.177                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 0.000                  
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 1096                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 74065                  
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      : 1576                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 22                                            
REMARK   3   SOLVENT ATOMS      : 364                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 1919.0                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 1459.0                  
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 7                       
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 17869                   
REMARK   3   NUMBER OF RESTRAINTS                     : 21180                   
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.010                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.027                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.030                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.063                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.067                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.052                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.005                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.032                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.060                   
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-2          
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER                      
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1ODV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 14-MAR-03.                  
REMARK 100 THE DEPOSITION ID IS D_1290012378.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-NOV-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 7.50                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID14-1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.934                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 299780                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.140                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 17.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.4                               
REMARK 200  DATA REDUNDANCY                : 4.000                              
REMARK 200  R MERGE                    (I) : 0.06000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 13.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.14                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.18                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 89.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.21700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.300                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: SHELX                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 2PHY                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.60                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS WERE GROWN BY EQUILIBRATION     
REMARK 280  OF 1 ML OF 30 MG/ML PROTEIN WITH 1 ML OF MOTHER LIQUOR (1.8 M       
REMARK 280  AMMONIUM SULPHATE, 10 MM COCL[2], 100 MM MES PH 6.5) AGAINST A 1    
REMARK 280  ML RESERVOIR OF MOTHER LIQUOR. CRYSTALS APPEARED AFTER 2-3 DAYS     
REMARK 280  A LARGEST DIMENSION OF 0.4 MM., PH 7.50                             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -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 -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       31.72650            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       41.28300            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       41.28300            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       47.58975            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       41.28300            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       41.28300            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       15.86325            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       41.28300            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       41.28300            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       47.58975            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       41.28300            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       41.28300            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       15.86325            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       31.72650            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PQS                                                   
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PQS                                                   
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A2106  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH B2178  LIES ON A SPECIAL POSITION.                          
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 PHOTOACTIVE BLUE-LIGHT PROTEIN THAT PROBABLY FUNCTIONS AS A          
REMARK 400  PHOTORECEPTOR FOR A NEGATIVE PHOTOTAXIS RESPONSE.                   
REMARK 400  COVALENTLY BINDS A 4-HYDROXYCINNAMYL (P-COUMARIC ACID)              
REMARK 400  CHOROMOPHORE VIA A THIOESTER LINKAGE.                               
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     LYS A   78   CD   CE   NZ                                        
REMARK 480     GLU A   81   C    CD                                             
REMARK 480     ASN A   87   CG   OD1  ND2                                       
REMARK 480     LYS A  104   CG   CD   CE   NZ                                   
REMARK 480     LYS A  106   CD   CE   NZ                                        
REMARK 480     LYS A  111   CE   NZ                                             
REMARK 480     LEU A  113   CB   CG   CD1  CD2                                  
REMARK 480     LYS A  123   CD   CE   NZ                                        
REMARK 480     VAL A  125   O    OXT                                            
REMARK 480     LYS B   55   CD   CE   NZ                                        
REMARK 480     LYS B   60   CE   NZ                                             
REMARK 480     LYS B  104   NZ                                                  
REMARK 480     LYS B  106   CD   CE   NZ                                        
REMARK 480     ASP B  116   CG   OD1  OD2                                       
REMARK 480     LYS B  123   CD   CE   NZ                                        
REMARK 480     VAL B  125   O    OXT                                            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   NZ   LYS A    78     O    HOH A  2098              2.01            
REMARK 500   CE   MET A    91     CE   LYS A   106              2.04            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    PHE A  63   CG  -  CD1 -  CE1 ANGL. DEV. =   7.9 DEGREES          
REMARK 500    MET A 109   CA  -  CB  -  CG  ANGL. DEV. =  11.3 DEGREES          
REMARK 500    PHE B  63   CG  -  CD1 -  CE1 ANGL. DEV. =   9.1 DEGREES          
REMARK 500    ASP B  65   CB  -  CG  -  OD2 ANGL. DEV. =   5.5 DEGREES          
REMARK 500    HIS B 108   CA  -  CB  -  CG  ANGL. DEV. =  10.8 DEGREES          
REMARK 500    ARG B 124   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASP A  65      -61.61   -131.25                                   
REMARK 500    PHE A  75      -82.60   -118.72                                   
REMARK 500    ASN A  89       92.36   -168.94                                   
REMARK 500    PHE B  75      -80.09   -125.87                                   
REMARK 500    ASN B  89       88.60   -168.16                                   
REMARK 500    ASP B  97       10.52   -145.18                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A2015        DISTANCE =  6.34 ANGSTROMS                       
REMARK 525    HOH A2056        DISTANCE =  6.08 ANGSTROMS                       
REMARK 525    HOH B2027        DISTANCE =  8.77 ANGSTROMS                       
REMARK 525    HOH B2030        DISTANCE =  6.65 ANGSTROMS                       
REMARK 525    HOH B2048        DISTANCE =  6.74 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HC4 A 126                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HC4 B 126                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1D7E   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE P65 CRYSTAL FORM OF PHOTOACTIVEYELLOW       
REMARK 900 PROTEIN                                                              
REMARK 900 RELATED ID: 1F98   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE PHOTOACTIVE YELLOW PROTEIN MUTANTT50V       
REMARK 900 RELATED ID: 1F9I   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE PHOTOACTIVE YELLOW PROTEIN MUTANTY42F       
REMARK 900 RELATED ID: 1GSV   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE P65 CRYSTAL FORM OF PHOTOACTIVE YELLOW      
REMARK 900 PROTEIN                                                              
REMARK 900 RELATED ID: 1GSW   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE P65 CRYSTAL FORM OF PHOTOACTIVE YELLOW      
REMARK 900 PROTEIN G51S MUTANT                                                  
REMARK 900 RELATED ID: 1GSX   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE P65 CRYSTAL FORM OF PHOTOACTIVE YELLOW      
REMARK 900 PROTEIN G47S/G51S MUTANT                                             
REMARK 900 RELATED ID: 1KOU   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE PHOTOACTIVE YELLOW PROTEINRECONSTITUTED     
REMARK 900 WITH CAFFEIC ACID AT 1. 16 A RESOLUTION                              
REMARK 900 RELATED ID: 1NWZ   RELATED DB: PDB                                   
REMARK 900 PYP ULTRA-HIGH RESOLUTION STRUCTURE OF A BACTERIALPHOTORECEPTOR      
REMARK 900 RELATED ID: 2PHY   RELATED DB: PDB                                   
REMARK 900 PHOTOACTIVE YELLOW PROTEIN, DARK STATE ( UNBLEACHED) 2PHY 3          
REMARK 900 RELATED ID: 2PYP   RELATED DB: PDB                                   
REMARK 900 PHOTOACTIVE YELLOW PROTEIN, PHOTOSTATIONARY STATE, 50%GROUND STATE,  
REMARK 900 50% BLEACHED                                                         
REMARK 900 RELATED ID: 2PYR   RELATED DB: PDB                                   
REMARK 900 PHOTOACTIVE YELLOW PROTEIN, 1 NANOSECOND INTERMEDIATE (287K)         
REMARK 900 RELATED ID: 3PHY   RELATED DB: PDB                                   
REMARK 900 PHOTOACTIVE YELLOW PROTEIN, DARK STATE ( UNBLEACHED),SOLUTION        
REMARK 900 STRUCTURE, NMR, 26 STRUCTURES                                        
REMARK 900 RELATED ID: 3PYP   RELATED DB: PDB                                   
REMARK 900 PHOTOACTIVE YELLOW PROTEIN, CRYOTRAPPED EARLY LIGHT                  
REMARK 900 CYCLEINTERMEDIATE                                                    
DBREF  1ODV A   26   125  UNP    P16113   PYP_ECTHA       26    125             
DBREF  1ODV B   26   125  UNP    P16113   PYP_ECTHA       26    125             
SEQRES   1 A  100  LEU ALA PHE GLY ALA ILE GLN LEU ASP GLY ASP GLY ASN          
SEQRES   2 A  100  ILE LEU GLN TYR ASN ALA ALA GLU GLY ASP ILE THR GLY          
SEQRES   3 A  100  ARG ASP PRO LYS GLN VAL ILE GLY LYS ASN PHE PHE LYS          
SEQRES   4 A  100  ASP VAL ALA PRO CYS THR ASP SER PRO GLU PHE TYR GLY          
SEQRES   5 A  100  LYS PHE LYS GLU GLY VAL ALA SER GLY ASN LEU ASN THR          
SEQRES   6 A  100  MET PHE GLU TYR THR PHE ASP TYR GLN MET THR PRO THR          
SEQRES   7 A  100  LYS VAL LYS VAL HIS MET LYS LYS ALA LEU SER GLY ASP          
SEQRES   8 A  100  SER TYR TRP VAL PHE VAL LYS ARG VAL                          
SEQRES   1 B  100  LEU ALA PHE GLY ALA ILE GLN LEU ASP GLY ASP GLY ASN          
SEQRES   2 B  100  ILE LEU GLN TYR ASN ALA ALA GLU GLY ASP ILE THR GLY          
SEQRES   3 B  100  ARG ASP PRO LYS GLN VAL ILE GLY LYS ASN PHE PHE LYS          
SEQRES   4 B  100  ASP VAL ALA PRO CYS THR ASP SER PRO GLU PHE TYR GLY          
SEQRES   5 B  100  LYS PHE LYS GLU GLY VAL ALA SER GLY ASN LEU ASN THR          
SEQRES   6 B  100  MET PHE GLU TYR THR PHE ASP TYR GLN MET THR PRO THR          
SEQRES   7 B  100  LYS VAL LYS VAL HIS MET LYS LYS ALA LEU SER GLY ASP          
SEQRES   8 B  100  SER TYR TRP VAL PHE VAL LYS ARG VAL                          
HET    HC4  A 126      11                                                       
HET    HC4  B 126      11                                                       
HETNAM     HC4 4'-HYDROXYCINNAMIC ACID                                          
HETSYN     HC4 PARA-COUMARIC ACID                                               
FORMUL   3  HC4    2(C9 H8 O3)                                                  
FORMUL   5  HOH   *364(H2 O)                                                    
HELIX    1   1 ASN A   43  GLY A   51  1                                   9    
HELIX    2   2 ASP A   53  ILE A   58  1                                   6    
HELIX    3   3 LEU A   26  VAL A   66  1                                  41    
HELIX    4   4 ALA A   67  ASP A   71  5                                   5    
HELIX    5   5 PHE A   75  GLY A   86  1                                  12    
HELIX    6   6 ASN B   43  GLY B   51  1                                   9    
HELIX    7   7 LEU A   26  VAL B   66  1                                  41    
HELIX    8   8 ALA B   67  ASP B   71  5                                   5    
HELIX    9   9 PHE B   75  SER B   85  1                                  11    
SHEET    1  AA 5 ILE A  39  TYR A  42  0                                        
SHEET    2  AA 5 GLY A  29  LEU A  33 -1  O  GLN A  32   N  LEU A  40           
SHEET    3  AA 5 TYR A 118  ARG A 124 -1  O  TYR A 118   N  LEU A  33           
SHEET    4  AA 5 THR A 103  LYS A 111 -1  O  LYS A 106   N  LYS A 123           
SHEET    5  AA 5 ASN A  89  PHE A  96 -1  O  THR A  90   N  MET A 109           
SHEET    1  BA 5 ILE B  39  TYR B  42  0                                        
SHEET    2  BA 5 GLY B  29  LEU B  33 -1  O  GLN B  32   N  LEU B  40           
SHEET    3  BA 5 TYR B 118  ARG B 124 -1  O  TYR B 118   N  LEU B  33           
SHEET    4  BA 5 THR B 103  LYS B 111 -1  O  LYS B 106   N  LYS B 123           
SHEET    5  BA 5 ASN B  89  PHE B  96 -1  O  THR B  90   N  MET B 109           
LINK         SG  CYS A  69                 C1  HC4 A 126     1555   1555  1.77  
LINK         SG  CYS B  69                 C1  HC4 B 126     1555   1555  1.78  
SITE     1 AC1 10 ILE A  31  TYR A  42  GLU A  46  THR A  50                    
SITE     2 AC1 10 ARG A  52  ALA A  67  PRO A  68  CYS A  69                    
SITE     3 AC1 10 PHE A  96  TYR A  98                                          
SITE     1 AC2 11 ILE B  31  TYR B  42  GLU B  46  THR B  50                    
SITE     2 AC2 11 ARG B  52  PHE B  62  ALA B  67  PRO B  68                    
SITE     3 AC2 11 CYS B  69  PHE B  96  TYR B  98                               
CRYST1   82.566   82.566   63.453  90.00  90.00  90.00 P 43 21 2    16          
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      0.012111  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012111  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015760        0.00000