HEADER    LIGASE                                  17-JAN-12   3VNR              
TITLE     CO-CRYSTAL STRUCTURE OF NRPS ADENYLATION PROTEIN CYTC1 WITH           
TITLE    2 AMINOBUTYRIC ACID AND AMP FROM STREPTOMYCES                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: NRPS ADENYLATION PROTEIN CYTC1;                            
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOMYCES SP.;                               
SOURCE   3 ORGANISM_TAXID: 1931;                                                
SOURCE   4 STRAIN: RK95-74;                                                     
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    ACETYL-COA SYNTHETASE-LIKE, ADENYLATION, ATP BINDING, LIGASE          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.OKUMURA,M.UEKI,Y.SHIRO,H.OSADA                                      
REVDAT   4   06-DEC-23 3VNR    1       REMARK                                   
REVDAT   3   08-NOV-23 3VNR    1       REMARK                                   
REVDAT   2   22-NOV-17 3VNR    1       REMARK                                   
REVDAT   1   23-JAN-13 3VNR    0                                                
JRNL        AUTH   M.UEKI,H.OKUMURA,H.OSADA                                     
JRNL        TITL   SUBSTRATE RECOGNITION MECHANISM OF NRPS ADENYLATION PROTEIN  
JRNL        TITL 2 FROM STREPTOMYCES                                            
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.75 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.7_650                                       
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.75                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 35.11                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 64597                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.190                           
REMARK   3   R VALUE            (WORKING SET) : 0.189                           
REMARK   3   FREE R VALUE                     : 0.211                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.040                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3256                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 35.1169 -  4.9723    0.98     2742   155  0.1890 0.2090        
REMARK   3     2  4.9723 -  3.9484    1.00     2723   131  0.1544 0.1430        
REMARK   3     3  3.9484 -  3.4498    1.00     2702   154  0.1756 0.1898        
REMARK   3     4  3.4498 -  3.1346    1.00     2650   150  0.1986 0.2264        
REMARK   3     5  3.1346 -  2.9101    1.00     2697   140  0.1973 0.2122        
REMARK   3     6  2.9101 -  2.7385    1.00     2676   132  0.1949 0.2275        
REMARK   3     7  2.7385 -  2.6014    1.00     2666   149  0.2000 0.2140        
REMARK   3     8  2.6014 -  2.4882    1.00     2653   155  0.1987 0.2380        
REMARK   3     9  2.4882 -  2.3925    1.00     2650   144  0.1922 0.2238        
REMARK   3    10  2.3925 -  2.3099    1.00     2660   130  0.1927 0.2280        
REMARK   3    11  2.3099 -  2.2377    1.00     2688   129  0.1905 0.2027        
REMARK   3    12  2.2377 -  2.1738    1.00     2674   126  0.1871 0.2693        
REMARK   3    13  2.1738 -  2.1165    1.00     2642   143  0.1942 0.2279        
REMARK   3    14  2.1165 -  2.0649    1.00     2647   162  0.1831 0.1884        
REMARK   3    15  2.0649 -  2.0180    1.00     2656   136  0.1898 0.1959        
REMARK   3    16  2.0180 -  1.9750    1.00     2639   153  0.1922 0.2247        
REMARK   3    17  1.9750 -  1.9355    1.00     2660   139  0.2092 0.2403        
REMARK   3    18  1.9355 -  1.8990    1.00     2659   125  0.1985 0.2447        
REMARK   3    19  1.8990 -  1.8651    1.00     2635   146  0.2143 0.2710        
REMARK   3    20  1.8651 -  1.8335    1.00     2623   133  0.2185 0.2728        
REMARK   3    21  1.8335 -  1.8039    1.00     2713   126  0.2169 0.2556        
REMARK   3    22  1.8039 -  1.7762    1.00     2651   147  0.2197 0.2521        
REMARK   3    23  1.7762 -  1.7500    1.00     2635   151  0.2202 0.2683        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.10                                          
REMARK   3   SHRINKAGE RADIUS   : 0.83                                          
REMARK   3   K_SOL              : 0.36                                          
REMARK   3   B_SOL              : 43.27                                         
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.210            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.240           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 26.77                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.00000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.013           3902                                  
REMARK   3   ANGLE     :  1.517           5315                                  
REMARK   3   CHIRALITY :  0.107            604                                  
REMARK   3   PLANARITY :  0.008            689                                  
REMARK   3   DIHEDRAL  : 12.669           1415                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3VNR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 25-JAN-12.                  
REMARK 100 THE DEPOSITION ID IS D_1000095275.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 14-DEC-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SPRING-8                           
REMARK 200  BEAMLINE                       : BL44B2                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 210                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000                    
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK, HKL-2000                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 64664                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.750                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 16.80                              
REMARK 200  R MERGE                    (I) : 0.04600                            
REMARK 200  R SYM                      (I) : 0.04600                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 74.1260                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.78                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 16.80                              
REMARK 200  R MERGE FOR SHELL          (I) : 0.47400                            
REMARK 200  R SYM FOR SHELL            (I) : 0.47400                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 6.643                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: 1AMU                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.01                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.73                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M AMMONIUM SULFATE, 24-32% PEG5000    
REMARK 280  MONOMETHYL ETHER, 1MM ATP, 100MM HEPES BUFFER, PH 7.2, VAPOR        
REMARK 280  DIFFUSION, SITTING DROP, TEMPERATURE 293K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 3                            
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,Y,-Z                                                 
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   Z,X,Y                                                   
REMARK 290       6555   Z,-X,-Y                                                 
REMARK 290       7555   -Z,-X,Y                                                 
REMARK 290       8555   -Z,X,-Y                                                 
REMARK 290       9555   Y,Z,X                                                   
REMARK 290      10555   -Y,Z,-X                                                 
REMARK 290      11555   Y,-Z,-X                                                 
REMARK 290      12555   -Y,-Z,X                                                 
REMARK 290      13555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290      14555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290      15555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290      16555   X+1/2,-Y+1/2,-Z+1/2                                     
REMARK 290      17555   Z+1/2,X+1/2,Y+1/2                                       
REMARK 290      18555   Z+1/2,-X+1/2,-Y+1/2                                     
REMARK 290      19555   -Z+1/2,-X+1/2,Y+1/2                                     
REMARK 290      20555   -Z+1/2,X+1/2,-Y+1/2                                     
REMARK 290      21555   Y+1/2,Z+1/2,X+1/2                                       
REMARK 290      22555   -Y+1/2,Z+1/2,-X+1/2                                     
REMARK 290      23555   Y+1/2,-Z+1/2,-X+1/2                                     
REMARK 290      24555   -Y+1/2,-Z+1/2,X+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        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  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        0.00000            
REMARK 290   SMTRY1   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY2   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   6  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY2   6 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY2   7 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY2   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   9  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   9  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY3   9  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  10  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  10  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY3  10 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY3  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  12  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY3  12  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  13  1.000000  0.000000  0.000000       78.50800            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       78.50800            
REMARK 290   SMTRY3  13  0.000000  0.000000  1.000000       78.50800            
REMARK 290   SMTRY1  14 -1.000000  0.000000  0.000000       78.50800            
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000       78.50800            
REMARK 290   SMTRY3  14  0.000000  0.000000  1.000000       78.50800            
REMARK 290   SMTRY1  15 -1.000000  0.000000  0.000000       78.50800            
REMARK 290   SMTRY2  15  0.000000  1.000000  0.000000       78.50800            
REMARK 290   SMTRY3  15  0.000000  0.000000 -1.000000       78.50800            
REMARK 290   SMTRY1  16  1.000000  0.000000  0.000000       78.50800            
REMARK 290   SMTRY2  16  0.000000 -1.000000  0.000000       78.50800            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       78.50800            
REMARK 290   SMTRY1  17  0.000000  0.000000  1.000000       78.50800            
REMARK 290   SMTRY2  17  1.000000  0.000000  0.000000       78.50800            
REMARK 290   SMTRY3  17  0.000000  1.000000  0.000000       78.50800            
REMARK 290   SMTRY1  18  0.000000  0.000000  1.000000       78.50800            
REMARK 290   SMTRY2  18 -1.000000  0.000000  0.000000       78.50800            
REMARK 290   SMTRY3  18  0.000000 -1.000000  0.000000       78.50800            
REMARK 290   SMTRY1  19  0.000000  0.000000 -1.000000       78.50800            
REMARK 290   SMTRY2  19 -1.000000  0.000000  0.000000       78.50800            
REMARK 290   SMTRY3  19  0.000000  1.000000  0.000000       78.50800            
REMARK 290   SMTRY1  20  0.000000  0.000000 -1.000000       78.50800            
REMARK 290   SMTRY2  20  1.000000  0.000000  0.000000       78.50800            
REMARK 290   SMTRY3  20  0.000000 -1.000000  0.000000       78.50800            
REMARK 290   SMTRY1  21  0.000000  1.000000  0.000000       78.50800            
REMARK 290   SMTRY2  21  0.000000  0.000000  1.000000       78.50800            
REMARK 290   SMTRY3  21  1.000000  0.000000  0.000000       78.50800            
REMARK 290   SMTRY1  22  0.000000 -1.000000  0.000000       78.50800            
REMARK 290   SMTRY2  22  0.000000  0.000000  1.000000       78.50800            
REMARK 290   SMTRY3  22 -1.000000  0.000000  0.000000       78.50800            
REMARK 290   SMTRY1  23  0.000000  1.000000  0.000000       78.50800            
REMARK 290   SMTRY2  23  0.000000  0.000000 -1.000000       78.50800            
REMARK 290   SMTRY3  23 -1.000000  0.000000  0.000000       78.50800            
REMARK 290   SMTRY1  24  0.000000 -1.000000  0.000000       78.50800            
REMARK 290   SMTRY2  24  0.000000  0.000000 -1.000000       78.50800            
REMARK 290   SMTRY3  24  1.000000  0.000000  0.000000       78.50800            
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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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 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 A 778  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 826  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A   -19                                                      
REMARK 465     GLY A   -18                                                      
REMARK 465     SER A   -17                                                      
REMARK 465     SER A   -16                                                      
REMARK 465     HIS A   -15                                                      
REMARK 465     HIS A   -14                                                      
REMARK 465     HIS A   -13                                                      
REMARK 465     HIS A   -12                                                      
REMARK 465     HIS A   -11                                                      
REMARK 465     HIS A   -10                                                      
REMARK 465     SER A    -9                                                      
REMARK 465     SER A    -8                                                      
REMARK 465     GLY A    -7                                                      
REMARK 465     LEU A    -6                                                      
REMARK 465     VAL A    -5                                                      
REMARK 465     PRO A    -4                                                      
REMARK 465     ARG A    -3                                                      
REMARK 465     GLY A    -2                                                      
REMARK 465     SER A    -1                                                      
REMARK 465     HIS A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     LEU A     2                                                      
REMARK 465     LEU A     3                                                      
REMARK 465     GLN A     4                                                      
REMARK 465     SER A     5                                                      
REMARK 465     MET A     6                                                      
REMARK 465     GLY A   144                                                      
REMARK 465     PRO A   145                                                      
REMARK 465     VAL A   146                                                      
REMARK 465     THR A   147                                                      
REMARK 465     GLY A   148                                                      
REMARK 465     ALA A   149                                                      
REMARK 465     GLY A   165                                                      
REMARK 465     THR A   166                                                      
REMARK 465     THR A   167                                                      
REMARK 465     GLY A   168                                                      
REMARK 465     ASN A   169                                                      
REMARK 465     THR A   386                                                      
REMARK 465     ASP A   387                                                      
REMARK 465     GLU A   388                                                      
REMARK 465     LYS A   389                                                      
REMARK 465     THR A   390                                                      
REMARK 465     GLY A   391                                                      
REMARK 465     GLU A   392                                                      
REMARK 465     GLU A   518                                                      
REMARK 465     GLU A   519                                                      
REMARK 465     GLU A   520                                                      
REMARK 465     VAL A   521                                                      
REMARK 465     ALA A   522                                                      
REMARK 465     ARG A   523                                                      
REMARK 465     SER A   524                                                      
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    LEU A  34   CA  -  CB  -  CG  ANGL. DEV. =  18.2 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    GLU A  37     -126.87     52.88                                   
REMARK 500    THR A 313       64.69     62.32                                   
REMARK 500    VAL A 314      -64.75     77.69                                   
REMARK 500    ALA A 330     -167.12   -107.77                                   
REMARK 500    ASP A 348       -3.74    -56.73                                   
REMARK 500    PHE A 382       66.90   -119.23                                   
REMARK 500    GLU A 414      -62.68    -95.96                                   
REMARK 500    PRO A 455      -76.99    -23.61                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AMP A 601                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ABA A 602                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1AMU   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3E7W   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3E7X   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3DHV   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3FCC   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3FCE   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3VNQ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3VNS   RELATED DB: PDB                                   
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 A SEQUENCE DATABASE REFERENCE FOR THIS PROTEIN DOES NOT CURRENTLY    
REMARK 999 EXIST.                                                               
DBREF  3VNR A  -19   524  PDB    3VNR     3VNR           -19    524             
SEQRES   1 A  544  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  544  LEU VAL PRO ARG GLY SER HIS MET LEU LEU GLN SER MET          
SEQRES   3 A  544  THR SER ASP PRO ILE ALA ARG ASN SER ASP LEU VAL SER          
SEQRES   4 A  544  LEU PHE ARG GLU VAL ALA ALA THR ALA PRO GLU ARG THR          
SEQRES   5 A  544  ALA LEU SER ALA GLU ASP ASP ARG ILE SER TYR GLY ARG          
SEQRES   6 A  544  LEU ASP ALA TRP SER ASP ALA VAL ALA ARG THR LEU LEU          
SEQRES   7 A  544  ALA GLU GLY VAL ARG PRO GLY ASP ARG VAL ALA LEU ARG          
SEQRES   8 A  544  MET SER PRO GLY ALA GLU ALA ILE VAL ALA ILE LEU ALA          
SEQRES   9 A  544  ILE LEU LYS CYS GLY ALA ALA TYR VAL PRO VAL ASP LEU          
SEQRES  10 A  544  ARG ASN PRO VAL SER ARG SER ASP PHE ILE LEU ALA ASP          
SEQRES  11 A  544  SER GLY ALA SER ALA LEU ILE GLY GLU PRO HIS GLU GLY          
SEQRES  12 A  544  CYS ALA VAL THR ARG VAL VAL ARG THR ALA ALA VAL ALA          
SEQRES  13 A  544  GLU CYS LYS ASP ALA GLU PRO GLY PRO VAL THR GLY ALA          
SEQRES  14 A  544  PRO GLY PRO GLY ALA GLU ASP MET ALA TYR VAL ILE TYR          
SEQRES  15 A  544  THR SER GLY THR THR GLY ASN PRO LYS GLY VAL PRO VAL          
SEQRES  16 A  544  ARG HIS ALA ASN VAL LEU ALA LEU LEU ALA GLY ALA PRO          
SEQRES  17 A  544  SER VAL PHE ASP PHE SER GLY ASP ASP ARG TRP LEU LEU          
SEQRES  18 A  544  PHE HIS SER LEU SER PHE ASP PHE SER VAL TRP GLU ILE          
SEQRES  19 A  544  TRP GLY ALA PHE SER THR GLY ALA GLU LEU VAL VAL LEU          
SEQRES  20 A  544  PRO HIS TRP ALA ALA ARG THR PRO GLU GLN TYR LEU ALA          
SEQRES  21 A  544  VAL ILE ILE ASP ARG GLY VAL THR VAL ILE ASN GLN THR          
SEQRES  22 A  544  PRO THR ALA PHE LEU ALA LEU THR GLU ALA ALA VAL ARG          
SEQRES  23 A  544  GLY GLY ARG ASP VAL SER GLY LEU ARG TYR VAL ILE PHE          
SEQRES  24 A  544  GLY GLY GLU LYS LEU THR ALA PRO MET LEU ARG PRO TRP          
SEQRES  25 A  544  ALA LYS ALA PHE GLY LEU ASP ARG PRO ARG LEU VAL ASN          
SEQRES  26 A  544  GLY TYR GLY ILE THR GLU THR THR VAL PHE THR THR PHE          
SEQRES  27 A  544  GLU GLU ILE THR GLU ALA TYR LEU ALA GLN ASP ALA SER          
SEQRES  28 A  544  ILE ILE GLY ARG ALA LEU PRO SER PHE GLY THR ARG VAL          
SEQRES  29 A  544  VAL GLY ASP ASP GLY ARG ASP VAL ALA PRO GLY GLU THR          
SEQRES  30 A  544  GLY GLU LEU TRP LEU SER GLY ALA GLN LEU ALA GLU GLY          
SEQRES  31 A  544  TYR LEU ARG ARG PRO GLU LEU THR ALA GLU LYS PHE PRO          
SEQRES  32 A  544  GLU VAL THR ASP GLU LYS THR GLY GLU SER VAL ARG TYR          
SEQRES  33 A  544  TYR ARG THR GLY ASP LEU VAL SER GLU LEU PRO ASP GLY          
SEQRES  34 A  544  ARG PHE ALA TYR GLU GLY ARG ALA ASP LEU GLN ILE LYS          
SEQRES  35 A  544  LEU ARG GLY TYR ARG ILE GLU LEU SER ASP ILE GLU THR          
SEQRES  36 A  544  ALA VAL ARG ARG HIS ASP ASP VAL VAL ASP ALA VAL VAL          
SEQRES  37 A  544  THR VAL ARG GLU PHE LYS PRO GLY ASP LEU ARG LEU VAL          
SEQRES  38 A  544  CYS ALA TYR VAL ALA ARG GLU GLY SER ALA THR THR ALA          
SEQRES  39 A  544  ARG GLU LEU ARG ASN HIS ILE LYS THR LEU LEU PRO ALA          
SEQRES  40 A  544  TYR MET HIS PRO ALA ARG TYR LEU PRO LEU PRO GLY LEU          
SEQRES  41 A  544  PRO ARG THR VAL ASN GLY LYS VAL ASP ARG ALA ALA VAL          
SEQRES  42 A  544  ALA ARG SER TRP GLU GLU GLU VAL ALA ARG SER                  
HET    AMP  A 601      23                                                       
HET    ABA  A 602      14                                                       
HETNAM     AMP ADENOSINE MONOPHOSPHATE                                          
HETNAM     ABA ALPHA-AMINOBUTYRIC ACID                                          
FORMUL   2  AMP    C10 H14 N5 O7 P                                              
FORMUL   3  ABA    C4 H9 N O2                                                   
FORMUL   4  HOH   *315(H2 O)                                                    
HELIX    1   1 ASP A    9  ASN A   14  1                                   6    
HELIX    2   2 ASP A   16  ALA A   28  1                                  13    
HELIX    3   3 TYR A   43  GLU A   60  1                                  18    
HELIX    4   4 GLY A   75  CYS A   88  1                                  14    
HELIX    5   5 PRO A  100  GLY A  112  1                                  13    
HELIX    6   6 ARG A  131  CYS A  138  1                                   8    
HELIX    7   7 HIS A  177  ALA A  187  1                                  11    
HELIX    8   8 PRO A  188  VAL A  190  5                                   3    
HELIX    9   9 ASP A  208  THR A  220  1                                  13    
HELIX   10  10 PRO A  228  ALA A  232  5                                   5    
HELIX   11  11 THR A  234  ARG A  245  1                                  12    
HELIX   12  12 THR A  253  GLY A  268  1                                  16    
HELIX   13  13 THR A  285  MET A  288  5                                   4    
HELIX   14  14 LEU A  289  GLY A  297  1                                   9    
HELIX   15  15 ILE A  309  THR A  313  5                                   5    
HELIX   16  16 THR A  322  ALA A  327  1                                   6    
HELIX   17  17 ARG A  374  PHE A  382  1                                   9    
HELIX   18  18 LEU A  430  ARG A  439  1                                  10    
HELIX   19  19 THR A  473  THR A  483  1                                  11    
HELIX   20  20 PRO A  486  HIS A  490  5                                   5    
HELIX   21  21 ASP A  509  TRP A  517  1                                   9    
SHEET    1   A 4 ASP A  39  SER A  42  0                                        
SHEET    2   A 4 THR A  32  ALA A  36 -1  N  LEU A  34   O  ILE A  41           
SHEET    3   A 4 GLU A 223  VAL A 226  1  O  VAL A 226   N  SER A  35           
SHEET    4   A 4 ARG A 198  LEU A 201  1  N  TRP A 199   O  VAL A 225           
SHEET    1   B 4 ALA A  91  PRO A  94  0                                        
SHEET    2   B 4 ARG A  67  ARG A  71  1  N  VAL A  68   O  ALA A  91           
SHEET    3   B 4 ALA A 115  GLY A 118  1  O  ALA A 115   N  ALA A  69           
SHEET    4   B 4 VAL A 129  VAL A 130  1  O  VAL A 130   N  GLY A 118           
SHEET    1   C 2 MET A 157  THR A 163  0                                        
SHEET    2   C 2 LYS A 171  ARG A 176 -1  O  VAL A 175   N  ALA A 158           
SHEET    1   D 9 VAL A 249  GLN A 252  0                                        
SHEET    2   D 9 TYR A 276  PHE A 279  1  O  ILE A 278   N  GLN A 252           
SHEET    3   D 9 ARG A 302  TYR A 307  1  O  VAL A 304   N  PHE A 279           
SHEET    4   D 9 THR A 317  GLU A 320 -1  O  GLU A 319   N  ASN A 305           
SHEET    5   D 9 ILE A 332  ALA A 336 -1  O  ARG A 335   N  PHE A 318           
SHEET    6   D 9 PHE A 411  ARG A 416 -1  O  PHE A 411   N  GLY A 334           
SHEET    7   D 9 TYR A 396  GLU A 405 -1  N  LEU A 402   O  GLY A 415           
SHEET    8   D 9 THR A 357  SER A 363 -1  N  LEU A 360   O  ASP A 401           
SHEET    9   D 9 GLY A 341  VAL A 345 -1  N  VAL A 345   O  GLU A 359           
SHEET    1   E 2 GLN A 420  LEU A 423  0                                        
SHEET    2   E 2 TYR A 426  GLU A 429 -1  O  ILE A 428   N  ILE A 421           
SHEET    1   F 3 VAL A 443  LYS A 454  0                                        
SHEET    2   F 3 ASP A 457  ALA A 466 -1  O  ASP A 457   N  PHE A 453           
SHEET    3   F 3 ARG A 493  PRO A 496  1  O  ARG A 493   N  CYS A 462           
CISPEP   1 ARG A  300    PRO A  301          0         8.35                     
SITE     1 AC1 18 GLY A 281  GLU A 282  LYS A 283  ASN A 305                    
SITE     2 AC1 18 GLY A 306  TYR A 307  GLY A 308  THR A 310                    
SITE     3 AC1 18 ASP A 401  TYR A 413  ARG A 416  LYS A 507                    
SITE     4 AC1 18 ABA A 602  HOH A 719  HOH A 732  HOH A 738                    
SITE     5 AC1 18 HOH A 965  HOH A 970                                          
SITE     1 AC2 10 ASP A 208  PHE A 209  GLY A 280  GLY A 281                    
SITE     2 AC2 10 GLY A 306  GLY A 308  ILE A 309  VAL A 314                    
SITE     3 AC2 10 PHE A 315  AMP A 601                                          
CRYST1  157.016  157.016  157.016  90.00  90.00  90.00 I 2 3        24          
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      0.006369  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.006369  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006369        0.00000