HEADER    PHOTOSYNTHESIS                          02-NOV-06   2J96              
TITLE     THE E-CONFIGURATION OF ALFA-PHYCOERYTHROCYANIN                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PHYCOERYTHROCYANIN ALPHA CHAIN;                            
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: PHYCOERYTHROCYANIN;                                         
COMPND   5 OTHER_DETAILS: PHYCOVIOLOBILIN CHROMOPHORE ATTACHED TO CYS84 AND     
COMPND   6 REFINED AS A WHOLE                                                   
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: MASTIGOCLADUS LAMINOSUS;                        
SOURCE   3 ORGANISM_TAXID: 83541                                                
KEYWDS    ELECTRON TRANSPORT, Z- TO E-ISOMERIZATION, TRANSPORT, CHROMOPHORE,    
KEYWDS   2 BILE PIGMENT, PHYCOBILISOME, PHOTOSYNTHESIS, LIGHT HARVESTING,       
KEYWDS   3 PHYCOBILIPROTEINS                                                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.SCHMIDT,A.PATEL,Y.ZHAO,W.REUTER                                     
REVDAT   7   20-NOV-24 2J96    1       REMARK                                   
REVDAT   6   13-DEC-23 2J96    1       REMARK                                   
REVDAT   5   24-JUL-19 2J96    1       REMARK                                   
REVDAT   4   08-MAY-19 2J96    1       REMARK LINK                              
REVDAT   3   25-JUL-12 2J96    1       REMARK VERSN  HETSYN                     
REVDAT   2   24-FEB-09 2J96    1       VERSN                                    
REVDAT   1   23-JAN-07 2J96    0                                                
JRNL        AUTH   M.SCHMIDT,A.PATEL,Y.ZHAO,W.REUTER                            
JRNL        TITL   STRUCTURAL BASIS FOR THE PHOTOCHEMISTRY OF                   
JRNL        TITL 2 ALFA-PHYCOERYTHROCYANIN                                      
JRNL        REF    BIOCHEMISTRY                  V.  46   416 2007              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   17209552                                                     
JRNL        DOI    10.1021/BI061844J                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.25 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
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 : MAXIMUM LIKELIHOOD                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.25                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 10000.000                      
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 91.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 17895                          
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) : 0.235                           
REMARK   3   FREE R VALUE                     : 0.309                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.500                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 898                             
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           : 10                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.25                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.33                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 71.50                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1359                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.0000                       
REMARK   3   BIN FREE R VALUE                    : 0.3380                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.40                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 74                           
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            : 2478                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 86                                      
REMARK   3   SOLVENT ATOMS            : 326                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 18.40                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 35.30                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 5.81500                                              
REMARK   3    B22 (A**2) : -18.14400                                            
REMARK   3    B33 (A**2) : 12.32900                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 1.74900                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.29                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.21                            
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) : 0.43                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.31                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.015                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.683                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.00                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 2.140                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.580 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.670 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.010 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.950 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : 0.30                                                 
REMARK   3   BSOL        : 21.12                                                
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  : PVB_1.PARAM.PAR                                
REMARK   3  PARAMETER FILE  2  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PVB.TOP.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: THE PVN CHROMOPHORE HAS BEEN ATTACHED     
REMARK   3  TO CYS84 USING RESTRAINTS DERIVED FROM METHIONINE AND REFINED AS    
REMARK   3  IF IT WOULD BE AN AMINO ACID                                        
REMARK   4                                                                      
REMARK   4 2J96 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 02-NOV-06.                  
REMARK 100 THE DEPOSITION ID IS D_1290030403.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-OCT-05                          
REMARK 200  TEMPERATURE           (KELVIN) : 120.0                              
REMARK 200  PH                             : 7.00                               
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X13                                
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                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 53396                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.250                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 93.3                               
REMARK 200  DATA REDUNDANCY                : 2.900                              
REMARK 200  R MERGE                    (I) : 0.09000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.6000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.37                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 93.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.03000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.300                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: BEAST                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 2C7L                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.03                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.2 M KPI PH 7.0,0.2 M MGSO4 AT 18 DEG   
REMARK 280  C ILLUMINATION BY 587 NM CRYSTALLIZATION IN THE DARK, PH 7.00,      
REMARK 280  TEMPERATURE 291K                                                    
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       64.90400            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       51.29900            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       64.90400            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       51.29900            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PQS                                                   
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 A2017  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A2067  LIES ON A SPECIAL POSITION.                          
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH A  2044     O    HOH A  2080              1.93            
REMARK 500   O    GLY A    71     O    HOH A  2119              1.99            
REMARK 500   O    HOH B  2032     O    HOH B  2058              2.10            
REMARK 500   O    HOH A  2060     O    HOH A  2112              2.18            
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    GLN A  70     -100.26     12.93                                   
REMARK 500    ASN A 139       48.00   -143.59                                   
REMARK 500    GLN B  70     -107.77     -0.49                                   
REMARK 500    LEU B 122      -45.89   -145.49                                   
REMARK 500    THR B 143     -114.32    -59.79                                   
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 A2002        DISTANCE =  6.72 ANGSTROMS                       
REMARK 525    HOH A2007        DISTANCE =  9.60 ANGSTROMS                       
REMARK 525    HOH A2008        DISTANCE = 15.62 ANGSTROMS                       
REMARK 525    HOH A2009        DISTANCE = 13.28 ANGSTROMS                       
REMARK 525    HOH A2011        DISTANCE =  6.47 ANGSTROMS                       
REMARK 525    HOH A2012        DISTANCE = 11.45 ANGSTROMS                       
REMARK 525    HOH A2013        DISTANCE =  8.77 ANGSTROMS                       
REMARK 525    HOH A2014        DISTANCE = 10.92 ANGSTROMS                       
REMARK 525    HOH A2015        DISTANCE = 11.14 ANGSTROMS                       
REMARK 525    HOH A2016        DISTANCE =  8.85 ANGSTROMS                       
REMARK 525    HOH A2017        DISTANCE =  7.99 ANGSTROMS                       
REMARK 525    HOH A2018        DISTANCE =  7.86 ANGSTROMS                       
REMARK 525    HOH A2019        DISTANCE =  9.01 ANGSTROMS                       
REMARK 525    HOH A2020        DISTANCE = 12.19 ANGSTROMS                       
REMARK 525    HOH A2025        DISTANCE =  7.70 ANGSTROMS                       
REMARK 525    HOH A2026        DISTANCE =  8.04 ANGSTROMS                       
REMARK 525    HOH A2027        DISTANCE =  8.94 ANGSTROMS                       
REMARK 525    HOH A2028        DISTANCE =  9.25 ANGSTROMS                       
REMARK 525    HOH A2029        DISTANCE =  6.82 ANGSTROMS                       
REMARK 525    HOH A2030        DISTANCE =  9.69 ANGSTROMS                       
REMARK 525    HOH A2031        DISTANCE =  6.01 ANGSTROMS                       
REMARK 525    HOH A2032        DISTANCE =  7.00 ANGSTROMS                       
REMARK 525    HOH A2033        DISTANCE =  6.29 ANGSTROMS                       
REMARK 525    HOH A2034        DISTANCE =  7.68 ANGSTROMS                       
REMARK 525    HOH A2035        DISTANCE = 10.05 ANGSTROMS                       
REMARK 525    HOH A2036        DISTANCE =  7.53 ANGSTROMS                       
REMARK 525    HOH A2037        DISTANCE =  9.25 ANGSTROMS                       
REMARK 525    HOH A2038        DISTANCE =  9.66 ANGSTROMS                       
REMARK 525    HOH A2039        DISTANCE =  5.86 ANGSTROMS                       
REMARK 525    HOH A2046        DISTANCE =  6.31 ANGSTROMS                       
REMARK 525    HOH A2048        DISTANCE =  6.14 ANGSTROMS                       
REMARK 525    HOH A2050        DISTANCE =  6.44 ANGSTROMS                       
REMARK 525    HOH A2051        DISTANCE =  7.06 ANGSTROMS                       
REMARK 525    HOH A2052        DISTANCE =  7.16 ANGSTROMS                       
REMARK 525    HOH A2053        DISTANCE =  7.80 ANGSTROMS                       
REMARK 525    HOH A2054        DISTANCE =  6.34 ANGSTROMS                       
REMARK 525    HOH A2061        DISTANCE =  6.36 ANGSTROMS                       
REMARK 525    HOH A2062        DISTANCE =  6.82 ANGSTROMS                       
REMARK 525    HOH A2064        DISTANCE =  7.10 ANGSTROMS                       
REMARK 525    HOH A2072        DISTANCE =  6.43 ANGSTROMS                       
REMARK 525    HOH A2073        DISTANCE =  7.79 ANGSTROMS                       
REMARK 525    HOH A2081        DISTANCE =  8.48 ANGSTROMS                       
REMARK 525    HOH A2082        DISTANCE =  6.61 ANGSTROMS                       
REMARK 525    HOH A2101        DISTANCE =  5.83 ANGSTROMS                       
REMARK 525    HOH A2107        DISTANCE =  6.25 ANGSTROMS                       
REMARK 525    HOH B2003        DISTANCE =  5.91 ANGSTROMS                       
REMARK 525    HOH B2006        DISTANCE =  6.32 ANGSTROMS                       
REMARK 525    HOH B2007        DISTANCE =  7.08 ANGSTROMS                       
REMARK 525    HOH B2008        DISTANCE =  7.08 ANGSTROMS                       
REMARK 525    HOH B2011        DISTANCE =  8.47 ANGSTROMS                       
REMARK 525    HOH B2012        DISTANCE = 10.19 ANGSTROMS                       
REMARK 525    HOH B2013        DISTANCE =  6.21 ANGSTROMS                       
REMARK 525    HOH B2015        DISTANCE =  6.20 ANGSTROMS                       
REMARK 525    HOH B2016        DISTANCE =  9.74 ANGSTROMS                       
REMARK 525    HOH B2018        DISTANCE = 10.51 ANGSTROMS                       
REMARK 525    HOH B2019        DISTANCE =  9.27 ANGSTROMS                       
REMARK 525    HOH B2020        DISTANCE =  8.41 ANGSTROMS                       
REMARK 525    HOH B2027        DISTANCE =  6.26 ANGSTROMS                       
REMARK 525    HOH B2029        DISTANCE =  5.90 ANGSTROMS                       
REMARK 525    HOH B2030        DISTANCE =  8.82 ANGSTROMS                       
REMARK 525    HOH B2031        DISTANCE =  6.24 ANGSTROMS                       
REMARK 525    HOH B2032        DISTANCE =  9.19 ANGSTROMS                       
REMARK 525    HOH B2034        DISTANCE = 12.77 ANGSTROMS                       
REMARK 525    HOH B2035        DISTANCE = 10.02 ANGSTROMS                       
REMARK 525    HOH B2036        DISTANCE = 11.13 ANGSTROMS                       
REMARK 525    HOH B2037        DISTANCE =  7.54 ANGSTROMS                       
REMARK 525    HOH B2040        DISTANCE =  6.35 ANGSTROMS                       
REMARK 525    HOH B2041        DISTANCE =  9.31 ANGSTROMS                       
REMARK 525    HOH B2043        DISTANCE =  7.85 ANGSTROMS                       
REMARK 525    HOH B2044        DISTANCE =  7.21 ANGSTROMS                       
REMARK 525    HOH B2045        DISTANCE = 10.23 ANGSTROMS                       
REMARK 525    HOH B2050        DISTANCE =  6.62 ANGSTROMS                       
REMARK 525    HOH B2053        DISTANCE =  7.65 ANGSTROMS                       
REMARK 525    HOH B2058        DISTANCE =  8.17 ANGSTROMS                       
REMARK 525    HOH B2059        DISTANCE =  7.94 ANGSTROMS                       
REMARK 525    HOH B2065        DISTANCE =  6.69 ANGSTROMS                       
REMARK 525    HOH B2066        DISTANCE =  6.20 ANGSTROMS                       
REMARK 525    HOH B2070        DISTANCE =  6.44 ANGSTROMS                       
REMARK 525    HOH B2074        DISTANCE =  5.96 ANGSTROMS                       
REMARK 525    HOH B2078        DISTANCE =  7.26 ANGSTROMS                       
REMARK 525    HOH B2080        DISTANCE =  8.62 ANGSTROMS                       
REMARK 525    HOH B2084        DISTANCE =  5.97 ANGSTROMS                       
REMARK 525    HOH B2106        DISTANCE =  5.86 ANGSTROMS                       
REMARK 525    HOH B2112        DISTANCE =  5.81 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PVN A 1163                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PVN B 1163                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2C7J   RELATED DB: PDB                                   
REMARK 900 PHYCOERYTHROCYANIN FROM MASTIGOCLADUS LAMINOSUS, 295 K, 3.0 A        
REMARK 900 RELATED ID: 2C7K   RELATED DB: PDB                                   
REMARK 900 LAUE STRUCTURE OF PHYCOERYHTROCYANIN FROM MASTIGOCLADUS LAMINOSUS    
REMARK 900 RELATED ID: 2C7L   RELATED DB: PDB                                   
REMARK 900 LOW TEMPERATURE STRUCTURE OF PHYCOERYTHROCYANIN FROM MASTIGOCLADUS   
REMARK 900 LAMINOSUS                                                            
DBREF  2J96 A    1   162  UNP    P00309   PHEA_MASLA       1    162             
DBREF  2J96 B    1   162  UNP    P00309   PHEA_MASLA       1    162             
SEQRES   1 A  162  MET LYS THR PRO LEU THR GLU ALA ILE ALA ALA ALA ASP          
SEQRES   2 A  162  LEU ARG GLY SER TYR LEU SER ASN THR GLU LEU GLN ALA          
SEQRES   3 A  162  VAL PHE GLY ARG PHE ASN ARG ALA ARG ALA GLY LEU GLU          
SEQRES   4 A  162  ALA ALA ARG ALA PHE ALA ASN ASN GLY LYS LYS TRP ALA          
SEQRES   5 A  162  GLU ALA ALA ALA ASN HIS VAL TYR GLN LYS PHE PRO TYR          
SEQRES   6 A  162  THR THR GLN MET GLN GLY PRO GLN TYR ALA SER THR PRO          
SEQRES   7 A  162  GLU GLY LYS ALA LYS CYS VAL ARG ASP ILE ASP HIS TYR          
SEQRES   8 A  162  LEU ARG THR ILE SER TYR CYS CYS VAL VAL GLY GLY THR          
SEQRES   9 A  162  GLY PRO LEU ASP ASP TYR VAL VAL ALA GLY LEU LYS GLU          
SEQRES  10 A  162  PHE ASN SER ALA LEU GLY LEU SER PRO SER TRP TYR ILE          
SEQRES  11 A  162  ALA ALA LEU GLU PHE VAL ARG ASP ASN HIS GLY LEU THR          
SEQRES  12 A  162  GLY ASP VAL ALA GLY GLU ALA ASN THR TYR ILE ASN TYR          
SEQRES  13 A  162  ALA ILE ASN ALA LEU SER                                      
SEQRES   1 B  162  MET LYS THR PRO LEU THR GLU ALA ILE ALA ALA ALA ASP          
SEQRES   2 B  162  LEU ARG GLY SER TYR LEU SER ASN THR GLU LEU GLN ALA          
SEQRES   3 B  162  VAL PHE GLY ARG PHE ASN ARG ALA ARG ALA GLY LEU GLU          
SEQRES   4 B  162  ALA ALA ARG ALA PHE ALA ASN ASN GLY LYS LYS TRP ALA          
SEQRES   5 B  162  GLU ALA ALA ALA ASN HIS VAL TYR GLN LYS PHE PRO TYR          
SEQRES   6 B  162  THR THR GLN MET GLN GLY PRO GLN TYR ALA SER THR PRO          
SEQRES   7 B  162  GLU GLY LYS ALA LYS CYS VAL ARG ASP ILE ASP HIS TYR          
SEQRES   8 B  162  LEU ARG THR ILE SER TYR CYS CYS VAL VAL GLY GLY THR          
SEQRES   9 B  162  GLY PRO LEU ASP ASP TYR VAL VAL ALA GLY LEU LYS GLU          
SEQRES  10 B  162  PHE ASN SER ALA LEU GLY LEU SER PRO SER TRP TYR ILE          
SEQRES  11 B  162  ALA ALA LEU GLU PHE VAL ARG ASP ASN HIS GLY LEU THR          
SEQRES  12 B  162  GLY ASP VAL ALA GLY GLU ALA ASN THR TYR ILE ASN TYR          
SEQRES  13 B  162  ALA ILE ASN ALA LEU SER                                      
HET    PVN  A1163      43                                                       
HET    PVN  B1163      43                                                       
HETNAM     PVN PHYCOVIOLOBILIN                                                  
HETSYN     PVN PHYCOVIOLOBILIN, BOUND FORM                                      
FORMUL   3  PVN    2(C33 H40 N4 O6)                                             
FORMUL   5  HOH   *326(H2 O)                                                    
HELIX    1   1 THR A    3  GLY A   16  1                                  14    
HELIX    2   2 LEU A   24  GLY A   29  1                                   6    
HELIX    3   3 ARG A   30  PHE A   63  1                                  34    
HELIX    4   4 PRO A   64  THR A   67  5                                   4    
HELIX    5   5 THR A   77  LYS A   83  1                                   7    
HELIX    6   6 VAL A   85  GLY A  102  1                                  18    
HELIX    7   7 THR A  104  VAL A  111  1                                   8    
HELIX    8   8 GLY A  114  ASN A  119  1                                   6    
HELIX    9   9 SER A  125  ASN A  139  1                                  15    
HELIX   10  10 THR A  143  LEU A  161  1                                  19    
HELIX   11  11 THR B    3  ARG B   15  1                                  13    
HELIX   12  12 SER B   20  GLY B   29  1                                  10    
HELIX   13  13 ASN B   32  PHE B   63  1                                  32    
HELIX   14  14 PRO B   64  MET B   69  1                                   6    
HELIX   15  15 THR B   77  LYS B   83  1                                   7    
HELIX   16  16 VAL B   85  GLY B  102  1                                  18    
HELIX   17  17 THR B  104  ASP B  109  1                                   6    
HELIX   18  18 GLY B  114  ASN B  119  1                                   6    
HELIX   19  19 SER B  120  LEU B  122  5                                   3    
HELIX   20  20 SER B  125  ASP B  138  1                                  14    
HELIX   21  21 GLY B  144  LEU B  161  1                                  18    
LINK         SG  CYS A  84                 C31 PVN A1163     1555   1555  1.77  
LINK         SG  CYS B  84                 C31 PVN B1163     1555   1555  1.75  
SITE     1 AC1 22 VAL A  59  THR A  66  PRO A  72  GLN A  73                    
SITE     2 AC1 22 TYR A  74  ALA A  75  LYS A  83  CYS A  84                    
SITE     3 AC1 22 ASP A  87  TYR A  91  ASN A 119  LEU A 124                    
SITE     4 AC1 22 TRP A 128  TYR A 129  HOH A2162  HOH A2163                    
SITE     5 AC1 22 HOH A2164  HOH A2165  TYR B  65  TYR B  74                    
SITE     6 AC1 22 SER B 125  PRO B 126                                          
SITE     1 AC2 18 TYR A  65  TYR A  74  SER A 125  TRP A 128                    
SITE     2 AC2 18 THR B  66  PRO B  72  GLN B  73  TYR B  74                    
SITE     3 AC2 18 ALA B  75  LYS B  83  CYS B  84  ASP B  87                    
SITE     4 AC2 18 TYR B  91  PHE B 118  ASN B 119  LEU B 124                    
SITE     5 AC2 18 TRP B 128  TYR B 129                                          
CRYST1  129.808  102.598   32.146  90.00  94.48  90.00 C 1 2 1       8          
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      0.007704  0.000000  0.000604        0.00000                         
SCALE2      0.000000  0.009747  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.031203        0.00000